Staple cartridge

A staple cartridge can comprise a plurality of staples positioned within a cartridge body, wherein the cartridge body can comprise a tissue-contacting deck and a plurality of ridges extending from the tissue-contacting deck. The ridges can be configured to prevent, or reduce the possibility of, tissue from moving relative to the staple cartridge during use. The staple cartridge can further comprise a plurality of staple cavities, wherein each staple cavity can comprise an opening in the deck which is at least partially surrounded by a ridge. The ridges can comprise a uniform height or a height which varies along the length thereof. The height can vary relative to a proximal end and a distal end of the cartridge body and/or between the center of the cartridge body and the side.

MOTORIZED SURGICAL INSTRUMENT

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings. 1. A surgical instrument comprising:an end effector comprising a moveable firing member;an electric motor for actuating the firing member; and a power source connected to the motor for electrically powering the motor;', 'a charge accumulator device; and', a first switch for temporarily connecting the charge accumulator device to the power source not in series to charge the charge accumulator device; and', 'a second switch for selectively connecting the charge accumulator device in series with the power source to provide additional power to the motor, wherein, when the first switch is temporarily connecting the charge accumulator device to the power source, the second switch is not selectively connecting the charge accumulator device in series with the power source., 'a switching circuit connected to the power source and the charge accumulator device, wherein the switching circuit comprises], 'a motor control circuit for controlling the motor, wherein the motor control circuit comprises2. The surgical instrument of claim 1 , wherein the charge accumulator device comprises a capacitor.3. The surgical instrument of claim 2 , wherein the charge accumulator device comprises an ultracapacitor.4. The surgical instrument of claim 1 , wherein the power source comprises a plurality of series connected battery cells.5. The surgical instrument of claim 4 , further comprising a power source selection switch connected to the power source for connecting claim 4 , when in a first state claim 4 , all of the power sources to the motor claim 4 , and claim 4 , when in a second state claim 4 , a subset of the power sources to the motor.6. The surgical cutting and fastening instrument of claim 1 , wherein ...

Surgical clip applier methods

A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and an elongate shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween.

MOTORIZED SURGICAL INSTRUMENT

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings. 1. A surgical instrument comprising:an end effector comprising a moveable firing member;an electric motor for actuating the firing member; and a power source connected to the motor for electrically powering the motor;', 'a charge accumulator device; and', a first switch for temporarily connecting the charge accumulator device to the power source not in series to charge the charge accumulator device; and', 'a second switch for selectively connecting the charge accumulator device in series with the power source to provide additional power to the motor, wherein, when the first switch is temporarily connecting the charge accumulator device to the power source, the second switch is not selectively connecting the charge accumulator device in series with the power source., 'a switching circuit connected to the power source and the charge accumulator device, wherein the switching circuit comprises], 'a motor control circuit for controlling the motor, wherein the motor control circuit comprises2. The surgical instrument of claim 1 , wherein the charge accumulator device comprises a capacitor.3. The surgical instrument of claim 2 , wherein the charge accumulator device comprises an ultracapacitor.4. The surgical instrument of claim 1 , wherein the power source comprises a plurality of series connected battery cells.5. The surgical instrument of claim 4 , further comprising a power source selection switch connected to the power source for connecting claim 4 , when in a first state claim 4 , all of the power sources to the motor claim 4 , and claim 4 , when in a second state claim 4 , a subset of the power sources to the motor.6. The surgical cutting and fastening instrument of claim 1 , wherein ...

Disposable loading unit for use with a surgical instrument

A disposable loading unit for use with a surgical stapling instrument is disclosed. The disposable loading unit comprises a cutting member, an anvil, and a first replaceable stapling jaw assembly. The first replaceable stapling jaw assembly comprises a first cartridge body and first staples. The disposable loading unit further comprises a second replaceable stapling jaw assembly comprising a second cartridge body and second staples. The disposable loading unit further comprises a lockout that prevents the first replaceable stapling jaw assembly from being fired after the first replaceable stapling jaw assembly has been at least partially fired. The surgical stapling instrument and the disposable loading unit are configured to deploy the second staples from the second replaceable stapling jaw assembly with which the first replaceable stapling jaw assembly is replaced.

Surgical end effectors with firing element monitoring arrangements

A surgical end effector including an elongate channel configured to operably support a staple cartridge therein and a firing element configured to move within the elongate channel between a starting and an ending position. Various arrangements include openings through the bottom of the elongate channel to permit viewing of the firing element as it moves between the starting and ending positions. An anvil may be supported for movable travel relative to the elongate channel and include a plurality of openings therethrough to permit viewing of the cutting element as it moves between the starting and ending positions. Various arrangements include a firing bar attached to the firing element that serves to move the firing element between the starting and ending position. The firing bar may be movably supported with a hollow shaft that has a plurality of openings therethrough for monitoring the position of the firing bar.

Surgical fastener cartridges with driver stabilizing arrangements

A fastener cartridge for use with a surgical instrument. The cartridge may include a cartridge body that has a series of staple pockets therein. A driver is movably supported in each staple pocket and is configured to operably support at least one surgical staple thereon. In one arrangement, at least some of the drivers may be formed with one or more laterally extending features that are configured to be received in correspondingly-shaped grooves in the cartridge body to provide lateral support to the driver as it is operably moved within the staple pocket. In other arrangements, at least one inwardly-extending features is formed in the inner wall surface of the pocket and is configured to be movably supported within correspondingly-shaped groove in the driver.

Clip Applier with Clip Follower

A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and a shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween. The surgical clip applier can include a variety of features to facilitate use of the device, including features to align a clip with the jaws, features to prevent unintentional migration of a clip, and features to prevent clip fallout during formation. 1. A surgical clip applier , comprising:a shaft;first and second jaws at a distal end of the shaft and adapted to receive tissue therebetween;a clip carrier extending through the shaft having a plurality of clips seated therein;a clip follower shoe disposed within the clip carrier for urging the plurality of clips in a distal direction, the clip follower shoe including a first tab extending projecting from a first surface of the clip follower shoe and a second tab projecting from a second surface of the clip follower shoe opposite to the first surface;a clip advancer member extending through the shaft, wherein the clip advancer member engages with the first tab of the clip follower shoe as the clip advancer member is moved distally such that the clip follower shoe is moved distally to advance the plurality of clips, and wherein the second tab of the clip follower shoe engages a feature as the clip advancer member is moved proximally such that the feeder show is prevented from moving proximally.2. The surgical clip applier of claim 1 , wherein the first tab of the clip follower shoe is configured to extend into a window in the clip advancer member to engage a ledge of the window.3. The surgical clip ...

TISSUE STAPLER HAVING A THICKNESS COMPENSATOR INCORPORATING AN ANTI-MICROBIAL AGENT

A staple cartridge assembly for use with a surgical stapler. The assembly has a cartridge body having a support portion with a plurality of staple cavities with openings. There is also a plurality of staples, wherein at least a portion of each the staple is removably stored within a the staple cavity. Each the staple is movable between an unfired position and a fired position, and is deformable between an unfired configuration and a fired configuration. The assembly also includes a compressible tissue thickness compensator configured to be captured within the staples. The compressible tissue thickness compensator at least partially covers the staple cavity openings. The compressed tissue thickness compensator is configured to assume different compressed heights within different the staples. The compressible tissue thickness compensator comprising a lyophilized foam having an anti-microbial agent embedded therein. 1. A staple cartridge assembly for use with a surgical stapler , wherein said staple cartridge assembly is adapted to be used with tissue having a thickness , said staple cartridge assembly comprising:a cartridge body comprising a support portion, wherein said support portion comprises a plurality of staple cavities, and wherein each said staple cavity comprises an opening;a plurality of staples, wherein at least a portion of each said staple is removably stored within a said staple cavity, wherein each said staple is movable between an unfired position and a fired position, and wherein each said staple is deformable between an unfired configuration and a fired configuration when each said staple is moved between a said unfired position and a said fired position; anda compressible tissue thickness compensator configured to be captured within said staples, wherein said compressible tissue thickness compensator at least partially covers said staple cavity openings, and wherein said compressed tissue thickness compensator is configured to assume different ...

Motorized surgical cutting and fastening instrument having a magnetic drive train torque limiting device

A surgical cutting and fastening instrument. The instrument comprises an end effector and a shaft connected to the end effector. The shaft comprises a drive train for powering the end effector. The instrument also comprises an electric, DC motor connected to the drive train for powering the drive train. The instrument also comprises a torque-limiting device connected between to an output pole of the motor and an input pole of the drive train.

SURGICAL INSTRUMENT WITH STAPLE REINFORCEMENT CLIP

An apparatus comprises a surgical instrument having a cutter and a stapler. The cutter is operable to sever a portion of tissue. The apparatus further comprises a plurality of staples where the stapler is operable to introduce the plurality of staples into tissue to form a staple line. The apparatus further comprises a reinforcement clip. The reinforcement clip is operable to be in selective communication with the staple line. The reinforcement clip comprises a crown, a leg portion, and a teeth portion. In some versions, the leg portion has a width operable to cover the area defined by the staple line. In some versions, the teeth portion is configured to anchor into tissue. 1. An apparatus , comprising:(a) a surgical instrument comprising a cutter and a stapler, wherein the cutter is configured to sever a portion of tissue;(b) a plurality of staples in communication with the stapler, wherein the stapler is configured to introduce the plurality of staples to a severed portion of tissue, wherein the stapler is configured to form a staple line with the plurality of staples; and(c) a reinforcement clip configured to selectively cover the staple line, wherein the reinforcement clip is configured to be applied after the plurality of staples have been introduced to a portion of severed tissue, wherein the reinforcement clip comprises a crown, a leg portion, and a teeth portion, wherein the leg portion has a width operable to cover an area defined by the staple line, wherein the teeth portion is configured to anchor the teeth portion into tissue, wherein the reinforcement clip is configured to cover the staple line and the portion of severed tissue.2. The apparatus of claim 1 , wherein the crown portion comprises a living hinge.3. The apparatus of claim 2 , wherein the crown portion further comprises at least one locking feature operable to lock the living hinge claim 2 , thereby fixing the living hinge in a predetermined position.4. The apparatus of claim 3 , wherein the ...

MOTORIZED SURGICAL INSTRUMENT

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings. 1. A surgical instrument comprising:an end effector comprising a moveable firing member;an electric motor for actuating the firing member; and a power source connected to the motor for electrically powering the motor;', 'a charge accumulator device; and', a first switch for temporarily connecting the charge accumulator device to the power source not in series to charge the charge accumulator device; and', 'a second switch for selectively connecting the charge accumulator device in series with the power source to provide additional power to the motor, wherein, when the first switch is temporarily connecting the charge accumulator device to the power source, the second switch is not selectively connecting the charge accumulator device in series with the power source., 'a switching circuit connected to the power source and the charge accumulator device, wherein the switching circuit comprises], 'a motor control circuit for controlling the motor, wherein the motor control circuit comprises2. The surgical instrument of claim 1 , wherein the charge accumulator device comprises a capacitor.3. The surgical instrument of claim 2 , wherein the charge accumulator device comprises an ultracapacitor.4. The surgical instrument of claim 1 , wherein the power source comprises a plurality of series connected battery cells.5. The surgical instrument of claim 4 , further comprising a power source selection switch connected to the power source for connecting claim 4 , when in a first state claim 4 , all of the power sources to the motor claim 4 , and claim 4 , when in a second state claim 4 , a subset of the power sources to the motor.6. The surgical cutting and fastening instrument of claim 1 , wherein ...

STAPLE CARTRIDGE

A staple cartridge can comprise a plurality of staples positioned within a cartridge body, wherein the cartridge body can comprise a tissue-contacting deck and a plurality of ridges extending from the tissue-contacting deck. The ridges can be configured to prevent, or reduce the possibility of, tissue from moving relative to the staple cartridge during use. The staple cartridge can further comprise a plurality of staple cavities, wherein each staple cavity can comprise an opening in the deck which is at least partially surrounded by a ridge. The ridges can comprise a uniform height or a height which varies along the length thereof. The height can vary relative to a proximal end and a distal end of the cartridge body and/or between the center of the cartridge body and the side. 1. A staple cartridge for stapling tissue , the staple cartridge comprising:a plurality of staples; and a tissue-supporting deck;', 'a row of staple cavities, wherein a said staple is positioned in each said staple cavity; and', 'tissue migration prevention means for preventing the migration of tissue, wherein said tissue migration prevention means extends from said tissue-supporting deck, wherein at least a portion of said tissue migration prevention means is positioned within said row of staple cavities., 'a cartridge body, comprising2. The staple cartridge of claim 1 , wherein each said staple cavity comprises an opening in said tissue-supporting deck claim 1 , wherein each said opening comprises a proximal portion and a distal portion claim 1 , and wherein said tissue migration prevention means extends along said proximal portion and said distal portion of at least one said opening.3. The staple cartridge of claim 2 , wherein said tissue migration prevention means comprises a plurality of projections.4. The staple cartridge of claim 1 , wherein each said staple comprises at least one tip claim 1 , and wherein said tips of said staples are positioned above said tissue-supporting deck.5. The ...

TISSUE STAPLER HAVING A THICKNESS COMPENSATOR INCORPORATING AN ANTI-MICROBIAL AGENT

A staple cartridge assembly for use with a surgical stapler. The assembly has a cartridge body having a support portion with a plurality of staple cavities with openings. There is also a plurality of staples, wherein at least a portion of each the staple is removably stored within a staple cavity. Each the staple is movable between an unfired position and a fired position, and is deformable between an unfired configuration and a fired configuration. The assembly also includes a compressible tissue thickness compensator configured to be captured within the staples. The compressible tissue thickness compensator at least partially covers the staple cavity openings. The compressed tissue thickness compensator is configured to assume different compressed heights within different the staples. The compressible tissue thickness compensator comprising a lyophilized foam having an anti-microbial agent embedded therein. 1. A staple cartridge assembly for use with a surgical stapler , wherein said staple cartridge assembly is adapted to be used with tissue having a thickness , said staple cartridge assembly comprising:a cartridge body comprising a support portion, wherein said support portion comprises a plurality of staple cavities, and wherein each said staple cavity comprises an opening;a plurality of staples, wherein at least a portion of each said staple is removably stored within a said staple cavity, wherein each said staple is movable between an unfired position and a fired position, and wherein each said staple is deformable between an unfired configuration and a fired configuration when each said staple is moved between a said unfired position and a said fired position; anda compressible tissue thickness compensator configured to be captured within said staples, wherein said compressible tissue thickness compensator at least partially covers said staple cavity openings, and wherein said compressed tissue thickness compensator is configured to assume different ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 19-. (canceled)10. A disposable loading unit for use with a surgical stapling instrument , said disposable loading unit comprising:a shaft portion comprising a proximal end, wherein said proximal end comprises a bayonet connection which is rotated to operably connect said disposable loading unit with the surgical stapling instrument; a cartridge body comprising a plurality of staple cavities; and', 'a plurality of staples removably stored in said staple cavities;, 'a selectively replaceable staple cartridge, comprisingan anvil configured to deform said staples; anda firing member configured to eject said staples from said staple cavities during a firing stroke of said firing member, wherein said selectively replaceable staple cartridge can be replaced after said firing stroke without having to replace the entirety of said disposable loading unit.11. The disposable loading unit of claim 10 , further comprising a lockout configured to selectively prevent said firing member from being advanced through said firing stroke.12. The disposable loading unit of claim 10 , ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 19-. (canceled)10. A disposable loading unit for use with a surgical stapling instrument , said disposable loading unit comprising:a shaft portion comprising a proximal end, wherein said proximal end comprises a bayonet connection which is rotated to operably connect said disposable loading unit with the surgical stapling instrument; a cartridge body comprising a plurality of staple cavities; and', 'a plurality of staples removably stored in said staple cavities;, 'a selectively replaceable first jaw, comprisinga second jaw comprising an anvil configured to deform said staples; anda firing member configured to eject said staples from said staple cavities during a firing stroke of said firing member, wherein said selectively replaceable first jaw can be replaced after said firing stroke without having to replace the entirety of said disposable loading unit.11. The disposable loading unit of claim 10 , further comprising a lockout configured to selectively prevent said firing member from being advanced through said firing stroke.12. The disposable loading unit of ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

ROBOTICALLY-CONTROLLED MOTORIZED SURGICAL INSTRUMENT WITH AN END EFFECTOR

A surgical tool configured for operation in connection with a robotic system. The surgical tool includes a shaft and an end effector extending distally from the shaft. The end effector comprises a first jaw member and a second jaw member movable relative to the first jaw member from a closed position to an open position in response to at least one axial motion. In addition, the surgical tool includes a motor configured to generate at least one rotational motion and a motion conversion assembly operably coupled to the motor and the second jaw member, wherein the motion conversion assembly is configured to convert the at least one rotational motion to the at least one axial motion. 122-. (canceled)23. A surgical stapling system , comprising:a shaft;a motor configured to generate rotary motion; a first jaw; and', 'a second jaw movable relative to said first jaw between an open position and a clamped position;, 'an end effector, comprisingan articulation joint disposed proximal to said end effector, wherein said end effector is rotatable relative to said shaft about said articulation joint;a drive member; anda rotatable member operably coupled with said motor, wherein said rotatable member is in operable engagement with said drive member, wherein said rotary motion from said motor moves said drive member to drive said second jaw toward said clamped position, and wherein an opposite rotary motion from said motor moves said drive member in an opposite direction to release said second jaw and allow said second jaw to move toward said open position.24. The surgical tool of claim 23 , wherein said second jaw is pulled toward said open position.25. The surgical tool of claim 23 , wherein said rotatable member is in threaded engagement with said drive member.26. The surgical tool of claim 23 , wherein said first jaw comprises a staple cartridge.27. The surgical tool of claim 26 , wherein said staple cartridge is replaceable.28. A surgical stapling system claim 26 , comprising: ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 1. A fastener cartridge for use with a surgical instrument , wherein said fastener cartridge comprises: a deck, wherein each said fastener cavity comprises an opening in said deck;', 'a plurality of first extensions extending from said deck, wherein each said first extension is positioned at least partially around a said opening in said deck, and wherein each said first extension comprises a first shape; and', 'a plurality of second extensions extending from said deck, wherein each said second extension is positioned at least partially around a said opening in said deck, and wherein each said second extension comprises a second shape that is different than said first shape; and, 'a cartridge body, wherein a plurality of fastener cavities are defined into said cartridge body, and wherein said cartridge body comprisesa plurality of fasteners removably positioned in said fastener cavities.2. The fastener cartridge of claim 1 , wherein said first extensions are distal to said second extensions.3. The fastener cartridge of claim 2 , wherein said first extensions define a first height from said deck claim 2 , wherein said second extensions define a second height from said deck claim 2 , and wherein said second height is less than said first height.4. The fastener cartridge of claim 1 , wherein said fastener cavities are positioned in a plurality of rows claim 1 , wherein said plurality of rows comprises a first outer row claim 1 , a second outer row claim 1 , and an inner row intermediate said first outer row and said second outer ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 1. A disposable surgical stapling unit configured for use with an actuation device that has an elongated shaft assembly that defines an elongate axis and operably supports a control rod therein , the disposable surgical stapling unit comprising:a staple cartridge carrier configured to operably support a staple cartridge therein, said staple cartridge carrier having and end connector configured to be removably coupled to the elongated shaft in a transverse direction that is substantially transverse to the elongate axis and be detached therefrom without disassembling the elongated shaft assembly, said end connector having a key member that is configured to engage a corresponding key member on the elongated shaft assembly such that when engaged together, said key members prevent relative axial movement between said disposable surgical stapling unit and the elongated shaft assembly;an anvil having at least one staple-deforming cavity therein, said anvil supported for pivotal travel relative to the staple cartridge carrier in response to closing and opening motions ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 118-. (canceled)19. A surgical stapling instrument , comprising:a housing;an elongate shaft extending from said housing, wherein said elongate shaft defines a longitudinal axis and is rotatable about said longitudinal axis;an articulation joint;{'claim-text': ['an elongate channel comprising a bottom, wherein said bottom includes a proximal end and a distal end;', 'a replaceable staple cartridge seatable in said elongate channel; and', 'an anvil;'], '#text': 'an end effector rotatably coupled to said elongate shaft about said articulation joint, wherein said end effector comprises:'}{'claim-text': ['a vertical portion;', 'a first cam configured to engage said anvil during said firing motion;', 'a second cam; and', 'a lateral shoulder extending laterally from said vertical portion;'], '#text': 'a motor-driven firing element translatable distally from a proximal position adjacent said proximal end to a fired position during a firing motion, wherein said motor-driven firing element comprises:'}an internal passage extending within said elongate channel, wherein said internal passage is configured to receive said second cam during said firing motion;a proximal channel opening through said proximal end of said bottom of said elongate channel, wherein said proximal channel opening facilitates viewing of said motor-driven firing element therethrough when said motor-driven firing element is in said proximal position, and wherein said proximal channel opening is sized to receive said second cam therein; anda sloped surface configured to ...

FASTENER CARTRIDGE ASSEMBLIES AND STAPLE RETAINER COVER ARRANGEMENTS

A cover member for a surgical staple cartridge. The cover member is configured to retain a wedge sled within the staple cartridge in a starting position when the cover member is attached to the body of the staple cartridge. The cover member includes a top portion that covers all of the fastener openings in the deck of the staple cartridge when the cover is attached to the cartridge. 120-. (canceled)21. A surgical end effector , comprising:an elongate channel including a bottom including a proximal end and a distal end, the elongate channel being configured to operably support a staple cartridge therein;a firing element configured to translate between a first position adjacent the proximal end of the bottom of the elongate channel and an ending position adjacent the distal end of the bottom of the elongate channel, the firing element including a vertical portion and at least one laterally extending lower foot;an internal passage extending within the elongate channel and configured to receive the at least one laterally extending lower foot when the firing element moves between the first position and ending position;a proximal channel opening through the proximal end of the bottom of the elongate channel to facilitate viewing of the firing element therethrough when the firing element is in the first position, the proximal channel opening sized to receive therein the at least one laterally extending lower foot on the firing element; anda lead surface that guides the at least one laterally extending lower foot into the internal passage.22. A surgical end effector , comprising:an elongate channel including a bottom including a proximal end and a distal end, the elongate channel being configured to operably support a staple cartridge therein;a firing element configured to translate between a first position adjacent the proximal end of the bottom of the elongate channel and an ending position adjacent the distal end of the bottom of the elongate channel, the firing element ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

INTESTINAL BRAKE INDUCING INTRALUMINAL THERAPEUTIC SUBSTANCE ELUTING DEVICES AND METHODS

Methods and devices create an intestinal braking effect, are non-invasive or minimally invasive, and may be reversible. These methods and devices are accomplished via stabilized implantable systems, and ingestible pills. In one embodiment, the implantable system comprises a device delivering a therapeutic substance to a target location within the gastrointestinal tract of a patient in order to initiate an intestinal braking effect which would promote sensations of satiety and stimulate excess weight loss for the patient. 1. A device for implantation within a gastrointestinal tract of a patient , said device comprising an expandable tubular member , said tubular member comprising a pH sensitive substance which changes a size of said tubular member in reaction to changes in pH levels within said gastrointestinal tract of said patient.2. The device of claim 1 , wherein said tubular member is capable of eluting a therapeutic substance to cause an intestinal brake effect claim 1 , wherein said therapeutic substance is eluted by a mechanism selected from pulsation claim 1 , constant release claim 1 , and a combination thereof.3. The device of claim 1 , wherein said wherein said tubular member is capable of eluting a therapeutic substance selected from at least one of fat claim 1 , glucose claim 1 , nutrients claim 1 , hormones claim 1 , hormone eluting cell stimulants claim 1 , hormone eluting cell deterrents claim 1 , pancreatic polypeptide claim 1 , free fatty acid claim 1 , cholecystokinin claim 1 , amino acids claim 1 , glutamine claim 1 , lipids claim 1 , glucagon-like peptide-1 claim 1 , or combinations thereof.4. The device of claim 1 , wherein said device comprises a swallowable pill device claim 1 , wherein said pill is selected from a pill with nanochannels claim 1 , a pressure wave pill claim 1 , a stomach coating pill claim 1 , a pill to increase peristalsis claim 1 , and combinations thereof.5. The device of claim 1 , wherein said device comprises a ...

INTERCHANGEABLE TOOLS FOR SURGICAL INSTRUMENTS

A surgical tool system. Various embodiments of the surgical tool system may comprise surgical instrument that has a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion operably coupled to the handle assembly. An elongated body protrudes from the handle assembly and operably supports a control rod therein that interfaces with the drive system. The surgical tool system further includes at least two surgical tools selected from the group of surgical tools consisting of: manipulators, nippers, scissors, endocutters, tissue thickness measurement devices, staple appliers, clip appliers, syringes for applying glue, sealant, drugs or medicaments and cauterization devices wherein each of the surgical tool within the group of surgical tools at least has a housing that is removably couplable to the elongated body and a drive assembly that is removably couplable to the control rod for receiving the drive motions therefrom. 1. A surgical tool for use with a surgical instrument having a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion thereof and an elongated body operably supporting a control rod therein for transferring the drive motions , said surgical tool comprising:a housing removably couplable to said elongated body;a drive assembly operably supported in said housing and removably couplable to said control rod; anda pair of non-staple forming jaws operably coupled to said drive assembly such that upon application of a said drive motion to said drive assembly in a first direction causes said pair of non-staple forming jaws to each simultaneously move in a closing direction toward each other and upon application of another said drive motion in a second direction, said non-staple forming jaws each simultaneously move in an opening direction away from each other.222-. (canceled)23. A surgical tool for use with a ...

MOTORIZED SURGICAL INSTRUMENT

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings. 1. A surgical instrument comprising:an end effector comprising a moveable firing member;an electric motor for actuating the firing member; and a power source connected to the motor for electrically powering the motor;', 'a charge accumulator device; and', a first switch for temporarily connecting the charge accumulator device to the power source not in series to charge the charge accumulator device; and', 'a second switch for selectively connecting the charge accumulator device in series with the power source to provide additional power to the motor, wherein, when the first switch is temporarily connecting the charge accumulator device to the power source, the second switch is not selectively connecting the charge accumulator device in series with the power source., 'a switching circuit connected to the power source and the charge accumulator device, wherein the switching circuit comprises], 'a motor control circuit for controlling the motor, wherein the motor control circuit comprises2. The surgical instrument of claim 1 , wherein the charge accumulator device comprises a capacitor.3. The surgical instrument of claim 2 , wherein the charge accumulator device comprises an ultracapacitor.4. The surgical instrument of claim 1 , wherein the power source comprises a plurality of series connected battery cells.5. The surgical instrument of claim 4 , further comprising a power source selection switch connected to the power source for connecting claim 4 , when in a first state claim 4 , all of the power sources to the motor claim 4 , and claim 4 , when in a second state claim 4 , a subset of the power sources to the motor.6. The surgical cutting and fastening instrument of claim 1 , wherein ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 1. A disposable surgical stapling unit configured for use with an actuation device that has an elongated shaft assembly that defines an elongate axis and operably supports a control rod therein , the disposable surgical stapling unit comprising:a staple cartridge carrier configured to operably support a staple cartridge therein, said staple cartridge carrier having and end connector configured to be removably coupled to the elongated shaft in a transverse direction that is substantially transverse to the elongate axis and be detached therefrom without dissassemblying the elongated shaft assembly, said end connector having a key member that is configured to engage a corresponding key member on the elongated shaft assembly such that when engaged together, said key members prevent relative axial movement between said disposable surgical stapling unit and the elongated shaft assembly;an anvil having at least one staple-deforming cavity therein, said anvil supported for pivotal travel relative to the staple cartridge carrier in response to closing and opening motions ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 1. A disposable surgical stapling unit configured for use with an actuation device that has an elongated shaft assembly that defines an elongate axis and operably supports a control rod therein , the disposable surgical stapling unit comprising:a staple cartridge carrier configured to operably support a staple cartridge therein, said staple cartridge carrier having and end connector configured to be removably coupled to the elongated shaft in a transverse direction that is substantially transverse to the elongate axis and be detached therefrom without dissassemblying the elongated shaft assembly, said end connector having a key member that is configured to engage a corresponding key member on the elongated shaft assembly such that when engaged together, said key members prevent relative axial movement between said disposable surgical stapling unit and the elongated shaft assembly;an anvil having at least one staple-deforming cavity therein, said anvil supported for pivotal travel relative to the staple cartridge carrier in response to closing and opening motions ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

Surgical cutting and fastening instrument having rf electrodes

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.

STAPLE CARTRIDGE

A staple cartridge can comprise a plurality of staples positioned within a cartridge body, wherein the cartridge body can comprise a tissue-contacting deck and a plurality of ridges extending from the tissue-contacting deck. The ridges can be configured to prevent, or reduce the possibility of, tissue from moving relative to the staple cartridge during use. The staple cartridge can further comprise a plurality of staple cavities, wherein each staple cavity can comprise an opening in the deck which is at least partially surrounded by a ridge. The ridges can comprise a uniform height or a height which varies along the length thereof. The height can vary relative to a proximal end and a distal end of the cartridge body and/or between the center of the cartridge body and the side. 1. A staple cartridge , comprising:a plurality of staples; and a tissue-contacting deck;', 'a plurality of staple cavities, wherein each said staple cavity comprises an opening in said deck, and wherein a said staple is positioned in each said staple cavity; and', 'a plurality of ridges extending from said tissue-contacting deck, wherein each said opening is at least partially surrounded by a said ridge., 'a cartridge body, comprising2. The staple cartridge of claim 1 , wherein each said opening is entirely encompassed by a said ridge.3. The staple cartridge of claim 1 , further comprising a plurality of staple drivers configured to eject said staples from said staple cavities claim 1 , wherein each said staple is supported by a staple driver claim 1 , wherein each said staple comprises at least one tip claim 1 , and wherein said tips of said staples are positioned above said tissue-contacting deck.4. The staple cartridge of claim 3 , wherein each said ridge comprises a top surface claim 3 , and wherein said tips are positioned below said top surfaces.5. The staple cartridge of claim 1 , wherein each said opening comprises a proximal end and a distal end claim 1 , and wherein said ridges ...

TISSUE STAPLER HAVING A THICKNESS COMPENSATOR INCORPORATING AN ANTI-MICROBIAL AGENT

A staple cartridge assembly for use with a surgical stapler. The assembly has a cartridge body having a support portion with a plurality of staple cavities with openings. There is also a plurality of staples, wherein at least a portion of each the staple is removably stored within a staple cavity. Each the staple is movable between an unfired position and a fired position, and is deformable between an unfired configuration and a fired configuration. The assembly also includes a compressible tissue thickness compensator configured to be captured within the staples. The compressible tissue thickness compensator at least partially covers the staple cavity openings. The compressed tissue thickness compensator is configured to assume different compressed heights within different the staples. The compressible tissue thickness compensator comprising a lyophilized foam having an anti-microbial agent embedded therein. 111-. (canceled)12. A staple cartridge , comprising:a cartridge body;staples removably stored in said cartridge body;a first lubricant comprising sodium stearate on said staples; anda second lubricant exposed to said staples while said staples are stored in said cartridge body.13. The staple cartridge of claim 12 , wherein said first lubricant further comprises LAE (lauric arginate ethyl ester).14. The staple cartridge of claim 12 , wherein said first lubricant further comprises an antimicrobial agent.15. A staple cartridge claim 12 , comprising:a cartridge body;staples removably stored in said cartridge body;a lubricant comprising sodium stearate on said staples; andan adhesive substance exposed to said staples while said staples are stored in said cartridge body.16. The staple cartridge of claim 15 , wherein said lubricant further comprises LAE (lauric arginate ethyl ester).17. The staple cartridge of claim 15 , wherein said lubricant further comprises an antimicrobial agent.18. A staple cartridge claim 15 , comprising:a cartridge body;staples removably ...

Surgical stapler with end effector coating

Methods and devices are provided for promoting wound healing. In general, surgical staplers and stapler components are provided having a coating thereon that is configured to selectively control an interaction between at least one matrix metalloproteinase (MMP) inhibitor and an outer surface of the stapler or stapler component.

INTERCHANGEABLE TOOLS FOR SURGICAL INSTRUMENTS

A surgical tool system. Various embodiments of the surgical tool system may comprise surgical instrument that has a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion operably coupled to the handle assembly. An elongated body protrudes from the handle assembly and operably supports a control rod therein that interfaces with the drive system. The surgical tool system further includes at least two surgical tools selected from the group of surgical tools consisting of: manipulators, nippers, scissors, endocutters, tissue thickness measurement devices, staple appliers, clip appliers, syringes for applying glue, sealant, drugs or medicaments and cauterization devices wherein each of the surgical tool within the group of surgical tools at least has a housing that is removably couplable to the elongated body and a drive assembly that is removably couplable to the control rod for receiving the drive motions therefrom. 1. A surgical tool for use with a surgical instrument having a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion thereof and an elongated body operably supporting a control rod therein for transferring the drive motions , said surgical tool comprising:a housing removably couplable to said elongated body;a drive assembly operably supported in said housing and removably couplable to said control rod; anda pair of non-staple forming jaws operably coupled to said drive assembly such that upon application of a said drive motion to said drive assembly in a first direction causes said pair of non-staple forming jaws to each simultaneously move in a closing direction toward each other and upon application of another said drive motion in a second direction, said non-staple forming jaws each simultaneously move in an opening direction away from each other.2. The surgical tool of wherein said drive assembly ...

MOTORIZED SURGICAL INSTRUMENT

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings. 1. A surgical instrument comprising:an end effector comprising a movable firing member;an electric motor for actuating the firing member; and a power source connected to the motor for electrically powering the motor;', 'a charge accumulator device; and', a first switch for temporarily connecting the charge accumulator device to the power source not in series to charge the charge accumulator device; and', 'a second switch for selectively connecting the charge accumulator device in series with the power source to provide additional power to the motor, wherein, when the first switch is temporarily connecting the charge accumulator device to the power source, the second switch is not selectively connecting the charge accumulator device in series with the power source., 'a switching circuit connected to the power source and the charge accumulator device, wherein the switching circuit comprises], 'a motor control circuit for controlling the motor, wherein the motor control circuit comprises2. The surgical instrument of claim 1 , wherein the charge accumulator device comprises a capacitor.3. The surgical instrument of claim 2 , wherein the charge accumulator device comprises an ultracapacitor.4. The surgical instrument of claim 1 , wherein the power source comprises a plurality of series connected battery cells.5. The surgical instrument of claim 4 , further comprising a power source selection switch connected to the power source for connecting claim 4 , when in a first state claim 4 , all of the power sources to the motor claim 4 , and claim 4 , when in a second state claim 4 , a subset of the power sources to the motor.6. The surgical cutting and fastening instrument of claim 1 , wherein the ...

STAPLE CARTRIDGE

A staple cartridge can comprise a plurality of staples positioned within a cartridge body, wherein the cartridge body can comprise a tissue-contacting deck and a plurality of ridges extending from the tissue-contacting deck. The ridges can be configured to prevent, or reduce the possibility of, tissue from moving relative to the staple cartridge during use. The staple cartridge can further comprise a plurality of staple cavities, wherein each staple cavity can comprise an opening in the deck which is at least partially surrounded by a ridge. The ridges can comprise a uniform height or a height which varies along the length thereof. The height can vary relative to a proximal end and a distal end of the cartridge body and/or between the center of the cartridge body and the side. 1. A staple cartridge , comprising:a plurality of staples; and a tissue-contacting deck;', 'a plurality of staple cavities, wherein each said staple cavity comprises an opening in said deck, and wherein a said staple is positioned in each said staple cavity; and, 'a cartridge body, comprisinga plurality of ridges extending from said tissue-contacting deck, wherein each said opening is at least partially surrounded by a said ridge.2. The staple cartridge of claim 1 , wherein each said opening is entirely encompassed by a said ridge.3. The staple cartridge of claim 1 , further comprising a plurality of staple drivers configured to eject said staples from said staple cavities claim 1 , wherein each said staple is supported by a staple driver claim 1 , wherein each said staple comprises at least one tip claim 1 , and wherein said tips of said staples are positioned above said tissue-contacting deck.4. The staple cartridge of claim 3 , wherein each said ridge comprises a top surface claim 3 , and wherein said tips are positioned below said top surfaces.5. The staple cartridge of claim 1 , wherein each said opening comprises a proximal end and a distal end claim 1 , and wherein said ridges surround ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 116-. (canceled)17. A surgical instrument system , comprising:a proximal end;a distal end;a first jaw;a second jaw, wherein said first jaw is movable relative to said second jaw to capture tissue between said first jaw and said second jaw;a sensor system configured to sense the impedance of the tissue at a plurality of discrete locations;a staple cartridge comprising staple cavities;staples removably stored in said staple cavities;an anvil configured to deform said staples;a firing system configured to move said staples toward said anvil;an electric motor configured to move said firing system toward said distal end during a firing stroke; and evaluate the impedance of the tissue at said discrete locations; and', 'control the speed of said electric motor during said firing stroke as said firing system moves relative to said discrete locations., 'a control system configured to18. The surgical instrument system of claim 17 , wherein said discrete locations are arranged along a longitudinal path between said proximal end and said distal end.19. The surgical instrument system of claim 18 , wherein said staple cartridge comprises a longitudinal slot claim 18 , wherein said firing system comprises a cutting member configured to travel within said longitudinal slot claim 18 , and wherein said longitudinal path is adjacent said longitudinal slot.20. The surgical instrument system of claim 17 , wherein firing system comprises a first cam member configured to engage said first jaw and a second cam member configured to engage said second jaw claim 17 , and wherein said first cam member and said second cam member are configured to position said first jaw relative to said second jaw.21. The ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 1. A surgical cutting and fastening instrument comprising:a handle;an end effector connected to the handle comprising upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes.2. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a shaft.3. The surgical cutting and fastening instrument of claim 1 , wherein the handle is connected to the end effector by a flexible cable.4. The surgical cutting and fastening instrument of claim 1 , further comprising:a RF source;a multiplexer having an input connected to the RF source and having a number of outputs, each output connected to one of the RF electrodes; anda controller connected to the multiplexer for controlling the multiplexer so that the RF electrodes are activated according to a sequence.5. The surgical cutting and fastening instrument of claim 1 , wherein the upper jaw member comprises a plurality of insulators claim 1 , each insulator insulating one of the RF electrodes from a metallic portion of the upper jaw member.6. The surgical cutting and fastening instrument of claim 5 , wherein the insulators comprise a ceramic material.7. The surgical cutting and fastening instrument of claim 6 , wherein the ceramic material insulators are sputter coated onto the upper jaw member.8. The surgical cutting and fastening instrument of claim 7 , wherein the RF electrodes are sputter coated onto the ceramic material insulators.9. The surgical cutting and fastening instrument of claim 8 , wherein the RF electrodes comprise silver.10. The surgical cutting and fastening instrument of claim 1 , wherein ...

END EFFECTOR COUPLING ARRANGEMENTS FOR A SURGICAL CUTTING AND STAPLING INSTRUMENT

In various embodiments, a surgical stapling instrument can include a handle, a shaft extending from the handle, wherein the shaft defines an axis, and a disposable loading unit which is assembled to the shaft in a direction which is transverse to the shaft axis. Such a connection between the disposable loading unit and the shaft can prevent, or at least inhibit, the disposable loading unit from being unintentionally displaced proximally and/or distally relative to the shaft of the surgical instrument. The surgical stapling instrument and/or disposable loading unit can further include a threaded collar and/or detent assembly configured to hold the disposable loading unit in place. In various embodiments, a disposable loading unit can include a lockout feature which can prevent, or at least inhibit, an expended disposable loading unit from being reassembled to the elongated body of the surgical instrument. 1. A disposable surgical stapling unit configured for use with an actuation device that has an elongated shaft assembly that defines an elongate axis and operably supports a control rod therein , the disposable surgical stapling unit comprising:a staple cartridge carrier configured to operably support a staple cartridge therein, said staple cartridge carrier having and end connector configured to be removably coupled to the elongated shaft in a transverse direction that is substantially transverse to the elongate axis and be detached therefrom without dissassemblying the elongated shaft assembly, said end connector having a key member that is configured to engage a corresponding key member on the elongated shaft assembly such that when engaged together, said key members prevent relative axial movement between said disposable surgical stapling unit and the elongated shaft assembly;an anvil having at least one staple-deforming cavity therein, said anvil supported for pivotal travel relative to the staple cartridge carrier in response to closing and opening motions ...

Surgical Clip Applier Methods

A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and an elongate shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween. 1. A method for applying a surgical clip , comprising:moving a trigger coupled to a housing a first distance toward a closed position to actuate a clip advancing assembly disposed within the housing, thereby advancing a clip into a jaw assembly formed on a distal end of the elongate shaft;further moving the trigger a second distance toward the closed position to actuate a clip forming assembly disposed within the housing, thereby forming the clip disposed within the jaw assembly, the trigger being pliant relative to the clip advancing assembly during actuation of the clip forming assembly.2. The method of claim 1 , wherein the clip forming assembly is pliant relative to the jaw assembly during actuation thereof.3. The method of claim 2 , wherein the clip forming assembly is in communication with an overload mechanism that is adapted allow compliance of the clip forming assembly relative to the jaw assembly.4. The method of claim 3 , wherein the clip forming assembly applies a closing force to the jaw assembly when the clip forming assembly is actuated claim 3 , and wherein the closing force is transferred to the overload mechanism when the closing force is greater than a threshold force of the overload mechanism.5. The method of claim 1 , wherein the clip advancing assembly includes a feed bar claim 1 , and wherein actuation of the clip advancing assembly causes the feed bar to drive a distal-most clip disposed within the elongate shaft ...

INTERCHANGEABLE TOOLS FOR SURGICAL INSTRUMENTS

A surgical tool system. Various embodiments of the surgical tool system may comprise surgical instrument that has a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion operably coupled to the handle assembly. An elongated body protrudes from the handle assembly and operably supports a control rod therein that interfaces with the drive system. The surgical tool system further includes at least two surgical tools selected from the group of surgical tools consisting of: manipulators, nippers, scissors, endocutters, tissue thickness measurement devices, staple appliers, clip appliers, syringes for applying glue, sealant, drugs or medicaments and cauterization devices wherein each of the surgical tool within the group of surgical tools at least has a housing that is removably couplable to the elongated body and a drive assembly that is removably couplable to the control rod for receiving the drive motions therefrom. 1. A surgical tool for use with a surgical instrument having a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion thereof and an elongated body operably supporting a control rod therein for transferring the drive motions , said surgical tool comprising:a housing removably couplable to said elongated body;a drive assembly operably supported in said housing and removably couplable to said control rod; anda pair of non-staple forming jaws operably coupled to said drive assembly such that upon application of a said drive motion to said drive assembly in a first direction causes said pair of non-staple forming jaws to each simultaneously move in a closing direction toward each other and upon application of another said drive motion in a second direction, said non-staple forming jaws each simultaneously move in an opening direction away from each other.2. The surgical tool of wherein said drive assembly ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 116-. (canceled)17. A staple cartridge for use with an anvil , comprising: a deck defining a first stepped tissue-contacting surface and a second stepped tissue-contacting surface;', 'a longitudinal slot;', 'first staple cavities defined in said first stepped tissue-contacting surface, wherein said first staple cavities are arranged in a first row adjacent to said longitudinal slot; and', 'second staple cavities defined in said second stepped tissue-contacting surface, wherein said second staple cavities are laterally offset from said first staple cavities, and wherein said second staple cavities are arranged in a second row adjacent to said first row;, 'a cartridge body, comprisingstaples removably stored in said first staple cavities and said second staple cavities;first extensions surrounding said first staple cavities, wherein said first extensions comprise a first height from said first stepped tissue-contacting surface; andsecond extensions surrounding said second staple cavities, wherein said second extensions comprise a second height from said second stepped tissue-contacting surface.18. The staple cartridge of claim 17 , wherein said second height is different than said first height.19. The staple cartridge of claim 17 , wherein said second height is greater than said first height.20. The staple cartridge of claim 17 , wherein said second height is less than said first height.21. The staple cartridge of claim 17 , wherein said first stepped tissue-contacting surface defines a first tissue gap distance between said ...

Clip Applier with Migrational Resistance Features

A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and a shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween. The surgical clip applier can include a variety of features to facilitate use of the device, including features to align a clip with the jaws, features to prevent unintentional migration of a clip, and features to prevent clip fallout during formation. 1. A surgical clip applier , comprising:a shaft;first and second jaws formed on a distal end of the shaft and adapted to receive tissue therebetween;a clip track extending through the shaft and adapted to retain a plurality of clips; anda clip pusher disposed within the clip track and adapted to advance the plurality of clips through the clip track and into the first and second jaws, the clip pusher being biased against the clip track prior to distal advancement of the clip pusher to advance one of the plurality of clips into the first and second jaws such that movement of the clip pusher is prevented unless a force is applied to the clip pusher that is greater than a biasing force created between the clip pusher and the clip track, wherein the clip pusher has a width that is greater than a width of the clip track such that the clip pusher is biased within the clip track.2. The surgical clip applier of claim 1 , wherein the clip pusher includes a biasing mechanism formed thereon and adapted to bias the clip pusher within the clip track.3. The surgical clip applier of claim 2 , wherein the biasing mechanism comprises a protrusion formed on the clip pusher.4. The surgical clip applier of claim 2 , ...

STAPLE CARTRIDGE

A staple cartridge can comprise a plurality of staples positioned within a cartridge body, wherein the cartridge body can comprise a tissue-contacting deck and a plurality of ridges extending from the tissue-contacting deck. The ridges can be configured to prevent, or reduce the possibility of, tissue from moving relative to the staple cartridge during use. The staple cartridge can further comprise a plurality of staple cavities, wherein each staple cavity can comprise an opening in the deck which is at least partially surrounded by a ridge. The ridges can comprise a uniform height or a height which varies along the length thereof. The height can vary relative to a proximal end and a distal end of the cartridge body and/or between the center of the cartridge body and the side. 1. A staple cartridge , comprising:a plurality of staples; and a tissue-contacting deck;', 'a plurality of staple cavities, wherein each said staple cavity comprises an opening in said deck, and wherein a said staple is positioned in each said staple cavity; and', 'a plurality of ridges extending from said tissue-contacting deck, wherein each said opening is at least partially surrounded by a said ridge., 'a cartridge body, comprising2. The staple cartridge of claim 1 , wherein each said opening is entirely encompassed by a said ridge.3. The staple cartridge of claim 1 , further comprising a plurality of staple drivers configured to eject said staples from said staple cavities claim 1 , wherein each said staple is supported by a staple driver claim 1 , wherein each said staple comprises at least one tip claim 1 , and wherein said tips of said staples are positioned above said tissue-contacting deck.4. The staple cartridge of claim 3 , wherein each said ridge comprises a top surface claim 3 , and wherein said tips are positioned below said top surfaces.5. The staple cartridge of claim 1 , wherein each said opening comprises a proximal end and a distal end claim 1 , and wherein said ridges ...

TISSUE STAPLER HAVING A THICKNESS COMPENSATOR INCORPORATING AN ANTI-MICROBIAL AGENT

A staple cartridge assembly for use with a surgical stapler. The assembly has a cartridge body having a support portion with a plurality of staple cavities with openings. There is also a plurality of staples, wherein at least a portion of each the staple is removably stored within a staple cavity. Each the staple is movable between an unfired position and a fired position, and is deformable between an unfired configuration and a fired configuration. The assembly also includes a compressible tissue thickness compensator configured to be captured within the staples. The compressible tissue thickness compensator at least partially covers the staple cavity openings. The compressed tissue thickness compensator is configured to assume different compressed heights within different the staples. The compressible tissue thickness compensator comprising a lyophilized foam having an anti-microbial agent embedded therein. 111-. (canceled)12. A staple cartridge , comprising:a cartridge deck;projections extending from said deck;staple cavities defined in said cartridge deck;staples removably stored in said staple cavities, wherein each said staple comprises staple legs;staple drivers configured to push said staples out of said staple cavities;a sled comprising a plurality of ramps configured to engage said staple drivers during a firing stroke;a longitudinal slot defined within said staple cartridge, wherein said longitudinal slot is configured to receive a firing member to advance said sled through said firing stroke; and a body portion extending over said staple cavities; and', 'bumps extending over said staple legs., 'an adjunct configured on said cartridge deck, wherein said adjunct comprises13. The staple cartridge of claim 12 , wherein said bumps are configured to receive said staples when said staples are in an unfired configuration.14. The staple cartridge of claim 12 , wherein said bumps comprise a pyramidal shape.15. The staple cartridge of claim 12 , further comprising ...

SURGICAL END EFFECTORS WITH FIRING ELEMENT MONITORING ARRANGEMENTS

A surgical end effector including an elongate channel configured to operably support a staple cartridge therein and a firing element configured to move within the elongate channel between a starting and an ending position. Various arrangements include openings through the bottom of the elongate channel to permit viewing of the firing element as it moves between the starting and ending positions. An anvil may be supported for movable travel relative to the elongate channel and include a plurality of openings therethrough to permit viewing of the cutting element as it moves between the starting and ending positions. Various arrangements include a firing bar attached to the firing element that serves to move the firing element between the starting and ending position. The firing bar may be movably supported with a hollow shaft that has a plurality of openings therethrough for monitoring the position of the firing bar. 1. A surgical end effector , comprising:an elongate channel including a bottom including a proximal end and a distal end, the elongate channel being configured to operably support a staple cartridge therein;a firing element configured to translate between a starting position adjacent the proximal end of the bottom of the elongate channel and an ending position adjacent the distal end of the bottom of the elongate channel;a proximal channel opening through the proximal end of the bottom of the elongate channel to facilitate viewing of firing element therethrough when the firing element is in the starting position; anda distal channel opening through the distal end of the bottom of the elongate channel to facilitate viewing of the firing element therethrough when the firing element is in the ending position, and wherein a portion of the bottom of the elongate channel extending between the proximal channel opening and the distal channel opening is closed and has no other openings therethrough.2. The surgical end effector of claim 1 , wherein the portion of ...

Fastener cartridges including extensions having different configurations

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities.

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 1. A fastening instrument for fastening tissue , comprising:a longitudinal instrument axis; a deck; and', 'fastener cavities extending along a curved fastener line which curves relative to said longitudinal instrument axis, wherein each said fastener cavity comprises an opening in said deck, and wherein each said opening defines a cavity axis;, 'a cartridge body, comprisingfasteners removably stored in said fastener cavities;a plurality of first extensions extending from said deck, wherein each said first extension is at least partially positioned along a said cavity axis, and wherein each said first extension comprises a first shape;a plurality of second extensions extending from said deck, wherein each said second extension is at least partially positioned along a said cavity axis, and wherein each said second extension comprises a second shape that is different than said first shape; andan anvil configured to deform said staples.2. The fastening instrument of claim 1 , wherein each said fastener cavity comprises a first end and a second end claim 1 , wherein each said first extension extends around a first end of a said fastener cavity claim 1 , and wherein each said second extension extends around a second end of a said fastener cavity.3. The fastening instrument of claim 1 , wherein each said first extension is defined by a first height claim 1 , wherein each said second extension is defined by a second height claim 1 , and wherein said first height is different than said second height.4. The fastening instrument of claim ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 1. A fastening instrument for fastening tissue , comprising: a deck; and', 'fastener cavities, wherein each said fastener cavity comprises an opening in said deck;, 'a cartridge body, comprisingfasteners removably stored in said fastener cavities;a plurality of first extensions extending from said deck, wherein each said first extension is positioned at least partially around a said opening in said deck, and wherein each said first extension comprises a first shape;a plurality of second extensions extending from said deck, wherein each said second extension is positioned at least partially around a said opening in said deck, and wherein each said second extension comprises a second shape that is different than said first shape; andan anvil configured to deform said staples, wherein said anvil is releasably attachable to and releasably detachable from said stapling instrument.2. The fastening instrument of claim 1 , wherein each said fastener cavity comprises a first end and a second end claim 1 , wherein each said first extension extends around a first end of a said fastener cavity claim 1 , and wherein each said second extension extends around a second end of a said fastener cavity.3. The fastening instrument of claim 1 , wherein each said first extension is defined by a first height claim 1 , wherein each said second extension is defined by a second height claim 1 , and wherein said first height is different than said second height.4. The fastening instrument of claim 1 , further comprising an implantable layer positioned ...

SURGICAL FASTENER CARTRIDGES WITH DRIVER STABILIZING ARRANGEMENTS

A fastener cartridge for use with a surgical instrument. The cartridge may include a cartridge body that has a series of staple pockets therein. A driver is movably supported in each staple pocket and is configured to operably support at least one surgical staple thereon. In one arrangement, at least some of the drivers may be formed with one or more laterally extending features that are configured to be received in correspondingly-shaped grooves in the cartridge body to provide lateral support to the driver as it is operably moved within the staple pocket. In other arrangements, at least one inwardly-extending features is formed in the inner wall surface of the pocket and is configured to be movably supported within correspondingly-shaped groove in the driver. 1. A fastener cartridge for use with a surgical instrument , wherein the fastener cartridge comprises:a cartridge body comprising a deck and at least one staple pocket, wherein each said staple pocket comprises an opening in said deck and defines an inner pocket surface; a driver body including an outer surface portion that confronts the inner pocket surface of said staple pocket in which the driver body is movably positioned; and', 'at least one feature extending laterally from the outer surface portion and being movably positioned against said inner pocket surface., 'a driver movably positioned in at least one said staple pocket and supporting a surgical fastener thereon, each said driver comprising2. The fastener cartridge of claim 1 , wherein said driver body comprises a first driver portion comprising:a first proximal driver portion including a first proximal outer surface portion; anda first distal driver portion including a first distal outer surface portion and wherein said at least one laterally extending feature comprises a first proximal support column extending laterally from said first proximal outer surface portion and a first distal support column extending laterally from said first distal ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 1. A fastener cartridge for use with a surgical instrument , wherein said fastener cartridge comprises: a deck, wherein each said fastener cavity comprises an opening in said deck;', 'a plurality of first extensions extending from said deck, wherein each said first extension is positioned at least partially around a said opening in said deck, and wherein each said first extension comprises a first shape; and', 'a plurality of second extensions extending from said deck, wherein each said second extension is positioned at least partially around a said opening in said deck, and wherein each said second extension comprises a second shape that is different than said first shape; and, 'a cartridge body, wherein a plurality of fastener cavities are defined into said cartridge body, and wherein said cartridge body comprisesa plurality of fasteners removably positioned in said fastener cavities.2. The fastener cartridge of claim 1 , wherein said first extensions are distal to said second extensions.3. The fastener cartridge of claim 2 , wherein said first extensions define a first height from said deck claim 2 , wherein said second extensions define a second height from said deck claim 2 , and wherein said second height is less than said first height.4. The fastener cartridge of claim 1 , wherein said fastener cavities are positioned in a plurality of rows claim 1 , wherein said plurality of rows comprises a first outer row claim 1 , a second outer row claim 1 , and an inner row intermediate said first outer row and said second outer ...

FASTENER CARTRIDGE COMPRISING FASTENER CAVITIES INCLUDING FASTENER CONTROL FEATURES

An end effector can comprise, one, a fastener cartridge including a plurality of fasteners stored therein and, two, an anvil configured to deform the fasteners. The anvil can further comprise extensions extending therefrom which can control the flow of tissue relative to the fastener cartridge and/or support the fasteners as they are ejected from the fastener cartridge. The extensions can having different sizes and/or configurations. 1. A fastener cartridge , comprising:a cartridge body including a deck configured to support tissue;a fastener cavity defined in said cartridge body, wherein said fastener cavity comprises a first cavity end and a second cavity end, wherein said first cavity end comprises a first lateral sidewall and a second lateral sidewall, wherein said first lateral sidewall and said second lateral sidewall converge; and a base;', 'a first leg extending from said base, wherein said first leg is removably positioned in said first cavity end, wherein said first lateral sidewall and said second lateral sidewall are configured to hold said first leg away from said sidewall convergence such that a gap is present between said sidewall convergence and said first leg; and', 'a second leg extending from said base, wherein said second leg is removably positioned in said second cavity end., 'a fastener removably stored in said fastener cavity, comprising2. The fastener cartridge of claim 1 , wherein said second cavity end comprises a first lateral sidewall and a second lateral sidewall configured to hold said second leg away from a second sidewall convergence such that a gap is present between said second sidewall convergence and said second leg.3. The fastener cartridge of claim 2 , further comprising a pocket extender extending from said deck claim 2 , wherein said pocket extender is configured to support said first leg as said fastener is ejected from said fastener cavity.4. The fastener cartridge of claim 3 , further comprising a second pocket extender ...

Fastener cartridge comprising non-uniform fasteners

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle.

FASTENER CARTRIDGE ASSEMBLIES AND STAPLE RETAINER COVER ARRANGEMENTS

A cover member for a surgical staple cartridge. The cover member is configured to retain a wedge sled within the staple cartridge in a starting position when the cover member is attached to the body of the staple cartridge. The cover member includes a top portion that covers all of the fastener openings in the deck of the staple cartridge when the cover is attached to the cartridge. 1. A fastener cartridge assembly for use with a surgical instrument , wherein the fastener cartridge assembly comprises:a cartridge body including deck with a longitudinal slot and a plurality of fastener cavities formed therein;at least one fastener removably positioned in each said fastener cavity;a sled configured to move along said longitudinal slot during a firing stroke, wherein said sled is positioned in a starting position prior to the firing stroke; anda cover removably positioned over at least a portion of said deck, wherein said cover comprises a locating fin structured and dimensioned to fit within said longitudinal slot, wherein said locating fin comprises a proximal portion positioned adjacent to said sled.2. The fastener cartridge assembly of claim 1 , wherein said proximal portion of said locating fin is positioned against said sled prior to the firing stroke.3. The fastener cartridge assembly of claim 1 , wherein said sled comprises a distal edge claim 1 , and wherein said proximal portion of said locating fin comprises a holding surface configured to retainingly engage said distal edge when said sled is in said starting position.4. The fastener cartridge assembly of claim 3 , wherein said proximal portion of said locating fin comprises an engagement notch dimensioned to retainingly engage said distal edge of said sled.5. The fastener cartridge assembly of claim 1 , wherein said locating fin comprises at least one rib dimensioned to be friction fit within said longitudinal slot.6. The fastener cartridge assembly of claim 1 , further comprising at least one attachment arm ...

SURGICAL CUTTING AND FASTENING INSTRUMENT HAVING RF ELECTRODES

A surgical cutting and fastening instrument. The instrument comprises a handle and an end effector connected to the handle. The end effector comprises upper and lower opposing jaw members, wherein the upper jaw member comprises a plurality of co-linear, separately actuatable, RF electrodes. 116-. (canceled)17. A surgical stapling system , comprising: a frame;', an inner row of staple deforming features;', 'an outer row of staple deforming features; and', a blade receiving portion; and', 'a lateral portion extending lateral to said blade receiving portion, wherein said lateral portion extends behind said inner row of staple deforming features; and, 'a channel, comprising], 'an anvil movable relative to said frame from an open position to a clamped position, wherein said anvil comprises, a deck;', 'a longitudinal slot, wherein said longitudinal slot is aligned with said blade receiving portion when said anvil is in said clamped position;', 'staple cavities defined in said deck;', 'staples removably stored within said staple cavities;', 'staple drivers configured to deploy said staples from said staple cavities; and', an inclined surface configured to drive said staple drivers during said firing stroke;', 'a cutting member configured to traverse said longitudinal slot of said staple cartridge and said blade receiving portion of said anvil during said firing stroke; and', 'a lateral member extending from said cutting member, wherein said lateral member is configured to traverse said lateral portion of said anvil during said firing stroke, and wherein said lateral member extends behind said inner row of staple deforming features in said anvil;, 'a firing member movable from a starting position to an ending position in response to a firing stroke, wherein said firing member comprises], 'a staple cartridge supported by said frame, wherein said staple cartridge comprises], 'an end effector, comprisingan elongate shaft;a closure system configured to place said anvil in said ...

Surgical Clip Applier Methods

A surgical clip applier and methods for applying surgical clips to a vessel, duct, shunt, etc., during a surgical procedure are provided. In one exemplary embodiment, a surgical clip applier is provided having a housing with a trigger movably coupled thereto and an elongate shaft extending therefrom with opposed jaws formed on a distal end thereof. The trigger is adapted to advance a clip to position the clip between the jaws, and to move the jaws from an open position to a closed position to crimp the clip positioned therebetween. 18-. (canceled)9. A surgical clip applier , comprising:a housing having an elongate shaft extending therethrough with a pair of jaws at a distal end thereof, the pair of jaws being movable between an open position and a closed position;a camming assembly extending from the housing through the elongate shaft, the camming assembly being configured to move distally to apply a closing force to the pair of jaws to move the jaws from the open position to the closed position;wherein a force required to distally move the camming assembly to move the pair of jaws from the open position to the closed position is prevented from exceeding a threshold force, and wherein the threshold force increases as the camming assembly moves distally to move the jaws from the open position to the closed position.10. The surgical clip applier of claim 9 , wherein the camming assembly is configured to apply a non-linear closing force to the pair of jaws.11. The surgical clip applier of claim 9 , further comprising a clip stack disposed within the elongate shaft claim 9 , and a clip advancing assembly configured to distally advance the clip stack and to advance a distal-most clip into the pair of jaws.12. The surgical clip applier of claim 9 , further comprising an overload assembly disposed within the housing and configured to prevent the force required to distally move the camming assembly from exceeding the threshold force.13. The surgical clip applier of claim 12 ...

Fastener cartridges including extensions having different configurations

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities.

FASTENER CARTRIDGE COMPRISING NON-UNIFORM FASTENERS

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle. 1. A staple cartridge for use with a surgical instrument , wherein said staple cartridge comprises: a proximal end;', 'a distal end;', 'a first longitudinal row of staple cavities; and', 'a second longitudinal row of staple cavities;, 'a cartridge body, comprising a base;', 'a first proximal leg extending from said base at a first proximal angle; and', 'a first distal leg extending from said base at a first distal angle, wherein said first proximal angle is different than said first distal angle; and, 'a plurality of first staples, wherein each said first staple is positioned in said first longitudinal row of staple cavities, and wherein each said first staple comprisesa plurality of second staples, wherein each said second staple is positioned in said second longitudinal row of staple cavities.2. The staple cartridge of claim 1 , wherein each said second staple is positioned in said second longitudinal row of staple cavities claim 1 , and wherein each said second staple comprises:a second base;a second proximal leg extending from said second base at a second proximal angle; anda ...

FASTENER CARTRIDGE COMPRISING NON-UNIFORM FASTENERS

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle. 1. A staple cartridge for use with a surgical instrument , wherein said staple cartridge comprises: a proximal end;', 'a distal end;', 'a first longitudinal row of staple cavities; and', 'a second longitudinal row of staple cavities;, 'a cartridge body, comprising a base;', 'a first proximal leg extending from said base at a first proximal angle; and', 'a first distal leg extending from said base at a first distal angle, wherein said first proximal angle is different than said first distal angle; and, 'a plurality of first staples, wherein each said first staple is positioned in said first longitudinal row of staple cavities, and wherein each said first staple comprisesa plurality of second staples, wherein each said second staple is positioned in said second longitudinal row of staple cavities.2. The staple cartridge of claim 1 , wherein each said second staple is positioned in said second longitudinal row of staple cavities claim 1 , and wherein each said second staple comprises:a second base;a second proximal leg extending from said second base at a second proximal angle; anda ...

FASTENER CARTRIDGE COMPRISING NON-UNIFORM FASTENERS

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle. 1. A staple cartridge for use with a surgical instrument , wherein said staple cartridge comprises: a proximal end;', 'a distal end;', 'a first longitudinal row of staple cavities; and', 'a second longitudinal row of staple cavities;, 'a cartridge body, comprising a base;', 'a first proximal leg extending from said base at a first proximal angle; and', 'a first distal leg extending from said base at a first distal angle, wherein said first proximal angle is different than said first distal angle; and, 'a plurality of first staples, wherein each said first staple is positioned in said first longitudinal row of staple cavities, and wherein each said first staple comprisesa plurality of second staples, wherein each said second staple is positioned in said second longitudinal row of staple cavities.2. The staple cartridge of claim 1 , wherein each said second staple is positioned in said second longitudinal row of staple cavities claim 1 , and wherein each said second staple comprises:a second base;a second proximal leg extending from said second base at a second proximal angle; anda ...

Surgical Stapler with End Effector Coating

Methods and devices are provided for promoting wound healing. In general, surgical staplers and stapler components are provided having a coating thereon that is configured to selectively control an interaction between at least one matrix metalloproteinase (MMP) inhibitor and an outer surface of the stapler or stapler component. 1. A staple cartridge assembly for use with a surgical stapler , comprising: a plurality of staple cavities,', 'a plurality of staples, each staple being disposed within one of the plurality of staple cavities,', 'a plurality of staple drivers, the plurality of staple drivers being upwardly movable to eject the plurality of staples from the plurality of staple cavities, and', 'a sled longitudinally movable through the cartridge body and configured to cause upward movement of the plurality of staple drivers;, 'a cartridge body having'}wherein at least a portion of an outer surface of at least one of the cartridge body, the plurality of staple cavities, the plurality of staples, and the plurality of staple drivers includes a coating configured to selectively control an interaction between at least one matrix metalloproteinase (MMP) inhibitor and the outer surface.2. The assembly of claim 1 , wherein the plurality of staples include a coating configured to permit adhesion of an MMP inhibitor claim 1 , and at least one of the cartridge body claim 1 , the plurality of staple drivers claim 1 , and the sled include a coating configured to at least minimize adhesion of an MMP inhibitor.3. The assembly of claim 1 , wherein the coating is configured to permit adhesion of an MMP inhibitor to the outer surface.4. The assembly of claim 1 , wherein the coating is configured to at least minimize adhesion of the MMP inhibitor to the outer surface.5. The assembly of claim 1 , wherein the coating is disposed on at least a portion of an outer surface of at least one of the cartridge body claim 1 , the plurality of staple drivers claim 1 , and the sled claim 1 , ...

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 118-. (canceled)19. A staple cartridge for use with a surgical instrument comprising an anvil , the staple cartridge comprising: a longitudinal slot defined in said cartridge body;', 'a cartridge deck comprising a tissue-contacting surface;', 'staple cavities defined in said cartridge body, wherein each said staple cavity comprises a first face and a second face; and', 'staples removably stored in said staple cavities;, 'a cartridge body, comprisingstaple cavity extensions extending from said cartridge deck toward the anvil, wherein a said staple cavity extension partially surrounds either said first face or said second face of each said staple cavity; andprojections extending from said cartridge deck toward the anvil, wherein said projections are positioned in between said staple cavities adjacent to said staple cavity extensions, and wherein said projections are interconnected.20. The staple cartridge of claim 19 , wherein said projections comprise ridges.21. The staple cartridge of claim 19 , wherein said projections comprise straight portions.22. The staple cartridge of claim 21 , wherein said straight portions extend longitudinally.23. The staple cartridge of claim 19 , wherein said projections comprise angled portions.24. The staple cartridge of claim 23 , wherein said angled portions extend inwardly and proximally.25. The staple cartridge of claim 23 , wherein said angled portions extend inwardly and distally.26. A staple cartridge for use with a surgical instrument comprising an anvil claim 23 , the staple cartridge ...

Interchangeable tools for surgical instruments

A surgical tool system. Various embodiments of the surgical tool system may comprise surgical instrument that has a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion operably coupled to the handle assembly. An elongated body protrudes from the handle assembly and operably supports a control rod therein that interfaces with the drive system. The surgical tool system further includes at least two surgical tools selected from the group of surgical tools consisting of: manipulators, nippers, scissors, endocutters, tissue thickness measurement devices, staple appliers, clip appliers, syringes for applying glue, sealant, drugs or medicaments and cauterization devices wherein each of the surgical tool within the group of surgical tools at least has a housing that is removably couplable to the elongated body and a drive assembly that is removably couplable to the control rod for receiving the drive motions therefrom.

FASTENER CARTRIDGES INCLUDING EXTENSIONS HAVING DIFFERENT CONFIGURATIONS

A fastener cartridge can include, one, a cartridge body comprising a deck and a plurality of fastener cavities and, two, a plurality of fasteners positioned in the fastener cavities. The cartridge body can further comprise extensions extending from the deck having different sizes and/or configurations. The extensions can control the flow of tissue relative to the deck and/or support the fasteners as they are ejected from the fastener cavities. 118-. (canceled)19. A surgical stapling assembly , comprising:an anvil; a base;', 'an elongate internal slot comprising an encased internal passageway; and', 'a proximal channel opening defined in said base;, 'a cartridge channel, comprisinga staple cartridge configured to be operably positioned in said cartridge channel;a firing member movable from a first position to a second position which is distal to said first position, wherein said firing member comprises a lateral extension configured to be received in said encased internal passageway as said firing member travels through said elongate internal slot during a firing motion, and wherein said proximal channel opening is configured to indicate when said firing member is in said first position; anda ramp for guiding said lateral extension into said encased internal passageway during the firing motion.20. The surgical stapling assembly of claim 19 , wherein said lateral extension comprises said ramp.21. The surgical stapling assembly of claim 19 , wherein said ramp is defined within said encased internal passageway.22. The surgical stapling assembly of claim 19 , wherein said first position of said firing member corresponds to an unfired position of said firing member.23. The surgical stapling assembly of claim 19 , wherein said cartridge channel further comprises a distal channel opening.24. The surgical stapling assembly of claim 23 , wherein said distal channel opening is configured to show said second position of said firing member.25. The surgical stapling assembly of ...

Implantable adjustable sphincter system

An implantable adjustable sphincter system is comprised of a band configured to encircle a portion of an anatomical passageway, a manual pump, a reservoir in fluid communication with the pump, and a valve assembly in fluid communication with the band and the manual pump. The valve assembly is comprised of a first configuration and a second configuration, and is operable to be manually switched between configurations. The first configuration only permits fluid to flow from the band toward the reservoir. The second configuration only permits fluid to flow from the reservoir toward the band. The manual pump is in fluid communication with the valve assembly and the reservoir, and is manually operable to transfer fluid between the reservoir and the band when the valve assembly is in the second configuration.

Mechanically adjustable gastric band

The present invention is a mechanically adjustable gastric band system for restricting food intake through the stomach of a patient. The adjustable gastric band system may be self actuating or may include a band actuator that is remotely controllable, therefore not requiring transcutaneous needle injections of a fluid.

Implantable adjustable sphincter system

Surgical instrument including a control system

A surgical instrument comprising an end effector, a firing member, an elongate shaft, and a handle is disclosed. The end effector comprises an anvil, a channel, and a staple cartridge. The firing member comprises a first camming member configured to engage the anvil during a staple firing stroke, a second camming member configured to engage the channel during the staple firing stroke, and a cutting member. The handle comprises a motor configured to output a rotary motion, a power source, a control system configured to control the speed of the rotary motion, a rotary drive member, and a control system. The firing member is operably responsive to the rotation of the rotary drive member. Torque is output from the motor to the rotary drive member. The control system is configured to limit the output from the motor to the rotary drive member.

Interchangeable tools for surgical instruments

A surgical tool for use with a surgical instrument including a handle assembly and an elongated body defining a longitudinal axis and a drive system is disclosed. The surgical tool comprises a carrier removably couplable to the elongated body, an anvil movably supported for selective movement relative to the carrier in response to drive motions from the drive system, a tissue thickness measuring member movably supported in the carrier and configured to move toward and away from an underside of the anvil in a direction that is transverse to the longitudinal axis, and a sensor arrangement supported between the tissue thickness measuring member and the carrier. The sensor arrangement is configured to interface with an indicator member to provide an indication of a thickness of tissue clamped between the anvil and the tissue thickness measuring member at a location that is proximal to the anvil when in use.

Robotically-controlled motorized surgical instrument with an end effector

A surgical stapling system comprising a motorized system configured to generate a low torque rotary motion during a first operating mode and a high torque rotary motion during a second operating mode, a control system configured to switch between the first and second operating modes, an end effector, a drive member, and a rotatable member operably coupled with the motorized system and in operable engagement with the drive member is disclosed. The end effector comprises a first jaw and a second jaw movable relative to the first jaw between an open position and a clamped position. The high torque rotary motion from the motorized system moves the drive member to drive the second iaw toward the clamped position. An opposite rotary motion from the motorized system moves the drive member in an opposite direction to release the second jaw and allow the second jaw to move toward the open position.

Fastener cartridge comprising a sled including longitudinally-staggered ramps

A fastener cartridge comprising a cartridge body comprising a tissue-supporting deck, a longitudinal slot, cavities, and ridges protruding from the tissue-supporting deck is disclosed. The fastener cartridge further comprises fasteners positioned in the cavities, drivers supporting the fasteners, and a sled configured to engage the drivers to fire the fasteners from the cavities during a firing stroke. The sled comprises a central portion and ramps. The ramps comprise a first ramp on a first side of the central portion, a second ramp on the first side of the central portion, a third ramp on a second side of the central portion, and a fourth ramp on the second side of the central portion. The first ramp, the second ramp, and the third ramp are longitudinally-staggered. The central portion comprises a hump intermediate the first ramp and the third ramp, and a stabilizer extending from the hump distally beyond the ramps.

Tissue stapler having a thickness compensator

A staple cartridge assembly for use with a surgical stapler. The assembly has a cartridge body having a support portion with a plurality of staple cavities with openings. There is also a plurality of staples, wherein at least a portion of each the staple is removably stored within a staple cavity. Each the staple is movable between an unfired position and a fired position, and is deformable between an unfired configuration and a fired configuration. The assembly also includes a compressible tissue thickness compensator configured to be captured within the staples. The compressible tissue thickness compensator at least partially covers the staple cavity openings. The compressed tissue thickness compensator is configured to assume different compressed heights within different staples. The compressible tissue thickness compensator comprising a lyophilized foam having an anti-microbial agent embedded therein.

Surgical stapling assembly comprising a firing member including a lateral extension

A surgical stapling assembly comprising an anvil, a cartridge channel, a staple cartridge configured to be operably positioned in the channel, a firing member, and a ramp is disclosed. The channel comprises a base, an elongate internal slot, and a proximal channel opening defined in the base. The elongate internal slot comprises an encased internal passageway. The proximal channel opening is separate from the elongate internal slot. The firing member is movable from a first position to a second position distal to the first position. The firing member comprises a lateral extension configured to be received in the encased internal passageway as the firing member travels through the elongate internal slot during a firing motion. The proximal channel opening is configured to indicate when the firing member is in the first position. The ramp is for guiding the lateral extension into the encased internal passageway during the firing motion.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Surgical stapling apparatus with control features operable with one hand

A surgical stapling assembly comprising a staple cartridge carrier, an anvil, an outer surface, a closure member, a staple cartridge, and a firing system is disclosed. The anvil is rotatable between a first position and a second position. The closure member is slideable along the outer surface to hold the anvil in the second position. The closure member comprises a clearance opening. The staple cartridge is positioned within the staple cartridge carrier. The staple cartridge comprises staples removably stored therein. The staple cartridge and the anvil define a tissue gap therebetween when the anvil is in the second position. The clearance opening is aligned with the tissue gap when the anvil is in the second position. The firing system is configured to eject the staples from the staple cartridge during a staple firing stroke. The firing system engages the staple cartridge carrier and the anvil during the staple firing stroke.

Surgical cutting and fastening instrument having a control system

A surgical instrument assembly comprising a cartridge jaw, a cartridge positioned in the cartridge jaw, staples removably stored in the cartridge, a drive screw extending within the cartridge iaw, a firing member operably engaged with the drive screw, an anvil iaw, an electric motor configured to rotate the drive screw, and a control system is disclosed. The cartridge jaw comprises a distal end. The firing member comprises a knife edge configured to incise tissue. The drive screw is rotatable to drive the firing member toward the distal end during a staple firing stroke. The staples are deformed against the anvil iaw during the staple firing stroke. The control system is configured to limit the torque supplied by the electric motor to limit the force of the firing member and configured to control the speed of the electric motor.

Fastener cartridge comprising non-uniform fasteners

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle.

Fastener cartridge comprising non-uniform fasteners

A fastener cartridge can comprise fastener cavities arranged in longitudinal rows. A first fastener having a first configuration and a second fastener having a second configuration can be stored within a longitudinal row. First fasteners having a first configuration can be stored within a first longitudinal row and second fasteners having a second configuration can be stored within a second longitudinal row. Each first fastener can have a proximal leg, or leg portion, extending at a first proximal angle and a distal leg, or leg portion, extending at a first distal angle and each second fastener can have a proximal leg, or leg portion, extending at a second proximal angle and a distal leg, or leg portion, extending at a second distal angle. The first proximal angle can be different than the second proximal angle and/or the first distal angle can be different than the second distal angle.

Motorized surgical cutting and fastening instrument having a magnetic drive train torque limiting device

A surgical cutting and fastening instrument. The instrument comprises an end effector and a shaft connected to the end effector. The shaft comprises a drive train for powering the end effector. The instrument also comprises an electric, DC motor connected to the drive train for powering the drive train. The instrument also comprises a torque-limiting device connected between to an output pole of the motor and an input pole of the drive train.

Interchangeable tools for surgical instruments

A surgical tool system. Various embodiments of the surgical tool system may comprise surgical instrument that has a handle assembly that operably supports a drive system therein for generating drive motions upon actuation of a movable handle portion operably coupled to the handle assembly. An elongated body protrudes from the handle assembly and operably supports a control rod therein that interfaces with the drive system. The surgical tool system further includes at least two surgical tools selected from the group of surgical tools consisting of: manipulators, nippers, scissors, endocutters, tissue thickness measurement devices, staple appliers, clip appliers, syringes for applying glue, sealant, drugs or medicaments and cauterization devices wherein each of the surgical tool within the group of surgical tools at least has a housing that is removably couplable to the elongated body and a drive assembly that is removably couplable to the control rod for receiving the drive motions therefrom.

surgical cutting and fixation instrument with rf electrodes

INSTRUMENTO CIRúRGICO DE CORTE E FIXAçãO DOTADO DE ELETRODOS DE RF. A presente invenção refere-se a um instrumento cirúrgico de corte e fixação. O instrumento compreende um manípulo e um atuador final conectado ao manípulo, O atuador final compreende elementos de garra opostos superior e inferior, sendo que o elemento de garra superior compreende uma pluralidade de eletrodos de RF colineares, separadamente atuáveis. SURGICAL INSTRUMENT FOR GETTING AND FASTENING OF RF ELECTRODES. The present invention relates to a surgical cutting and clamping instrument. The instrument comprises a handle and a final actuator connected to the handle. The final actuator comprises opposing upper and lower gripper elements, the upper gripper element comprising a plurality of separately actuatable collinear RF electrodes.

Motorized cutting and fastening instrument having control circuit for optimizing battery usage

A surgical cutting and fastening instrument. The instrument comprises an end effector and a shaft connected to the end effector. The shaft comprises a drive train for powering the end effector. The instrument also comprises a handle connected to the shaft. The handle comprises an electric, DC motor connected to the drive train for powering the drive train and a DC power source comprising one or more batteries. The handle also comprises a power regulator having an input connected to the DC power source and an output connected to an input of the motor. The power regulator comprises a power converter and a control circuit for controlling the power converter. The control circuit controls the voltage set point for the power converter so that voltage delivered from the power source is less than the voltage at which the power source delivers maximum power.

Layer arrangements for surgical staple cartridges

A piece of buttress material and an end-effector of a surgical instrument including features which can aid a surgeon in properly and quickly attaching the piece of buttress material to the end-effector. In various embodiments, a piece of buttress material can include retention features which can be engaged with portions of an end-effector to releasably retain the piece of buttress material to at least a portion of the end-effector. Similarly, an end-effector can include features configured to engage portions of a piece of buttress material to releasably retain the piece of buttress material to the end-effector. In at least one embodiment, more than one piece of buttress material can be releasably retained to an end-effector.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

STAPLE CARTRIDGE FOR USE WITH A SURGICAL STAPLER AND STAPLE CARTRIDGE FOR USE WITH A SURGICAL INSTRUMENT

CARTUCHO DE PRENDEDORES COMPREENDENDO PRENDEDORES NÃO UNIFORMES A presente invenção se refere a um cartucho de prendedores (2000) que pode compreender cavidades de prende dor (2050) dispostas em fileiras longitudinais. Um primeiro prendedor (2130) tendo uma primeira configuração e um segundo prendedor (2130) tendo uma segunda configuração podem ser armazenados em uma fileira longitudinal. Os primeiros prendedores que têm uma primeira configuração podem ser armazenados em uma primeira fileira longitudinal e os segundos prendedores que têm uma segunda configuração podem ser armazenados em uma segunda fileira longitudinal. Cada primeiro prendedor pode ter uma perna proximal (2132a), ou porção de perna, que se estende em um primeiro ângulo proximal (F) e uma perna distal (2132b), ou porção de perna, que se estende um em primeiro ângulo distal (G), e cada segundo prendedor pode ter uma perna proximal, ou porção de perna, que se estende em um segundo ângulo proximal e uma perna distal, ou porção de perna, que se estende em um segundo ângulo distal. O primeiro ângulo proximal pode ser diferente do segundo ângulo proximal e/ou o primeiro ângulo distal pode ser diferente do segundo ângulo distal. FASTENER CARTRIDGE COMPRISING NON-UNIFORM FASTENERS The present invention relates to a fastener cartridge (2000) which may comprise fastener cavities (2050) arranged in longitudinal rows. A first fastener (2130) having a first configuration and a second fastener (2130) having a second configuration may be stored in a longitudinal row. First fasteners having a first configuration may be stored in a first longitudinal row and second fasteners having a second configuration may be stored in a second longitudinal row. Each first fastener may have a proximal leg (2132a) or leg portion extending at a first proximal angle (F) and a distal leg (2132b) or leg portion extending at a first distal angle (F). G), and each second fastener may have a proximal leg, or leg portion, extending at a ...

Cartucho de prendedores para uso com um instrumento cirúrgico

CARTUCHO DE PRENDEDORES INCLUINDO EXTENSÕES QUE TÊM CONFIGURAÇÕES DIFERENTES. A presente invenção refere-se a um cartucho de prendedores que pode incluir: 1) um corpo de cartucho que compreende uma plataforma e uma pluralidade de cavidades para prendedores e 2) uma pluralidade de prendedores posicionada nas cavidades para prendedores. O corpo de cartucho pode compreender adicionalmente extensões que se estendem a partir da plataforma tendo tamanhos e/ou configurações diferentes. As extensões podem controlar o fluxo de tecido em relação à plataforma e/ou sustentar os prendedores à medida que eles são ejetados das cavidades para prendedores.

Implantable adjustable sphincter system

An implantable adjustable sphincter system is comprised of a band configured to encircle a portion of an anatomical passageway, a manual pump, a reservoir in fluid communication with the pump, and a valve assembly in fluid communication with the band and the manual pump. The valve assembly is comprised of a first configuration and a second configuration, and is operable to be manually switched between configurations. The first configuration only permits fluid to flow from the band toward the reservoir. The second configuration only permits fluid to flow from the reservoir toward the band. The manual pump is in fluid communication with the valve assembly and the reservoir, and is manually operable to transfer fluid between the reservoir and the band when the valve assembly is in the second configuration.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Surgical instrument comprising a control system

A surgical instrument is disclosed. The surgical instrument comprises a first jaw, a second jaw, a staple cartridge, a firing system, an electric motor, a power source, and a control system. The first jaw is movable relative to the second jaw to capture tissue between the first jaw and the second jaw. The staple cartridge is supported by the second jaw and comprises staples removably stored therein. The firing system is configured to drive the staples toward the first jaw. The electric motor is mechanically coupled to the firing system. The power source is electrically couplable to the electric motor. The control system is electrically connected to the power source. The control system is configured to determine a first level of power supplied by the power source and apply a second level of power to the electric motor if the first level of power exceeds a predetermined threshold. The second level of power is lower than the first level of power.

Surgical instrument including a regulator and a control system

A surgical instrument comprising a first iaw, a second iaw, a staple cartridge, a firing system, an electric motor, a power source, a regulator, and a control system is disclosed. The first iaw is movable relative to the second iaw to capture tissue between the first iaw and the second iaw. The staple cartridge is supported by the second iaw and comprises staples removably stored therein. The firing system is configured to drive the staples toward the first jaw. The electric motor is mechanically coupled to the firing system. The power source is electrically couplable to the electric motor. The regulator is electrically connected to the power source and the electric motor. The control system is electrically connected to the regulator. The control system is configured to control a speed of the electric motor based on a voltage set point of the regulator.

Surgical end effector having buttress retention features

A piece of buttress material and an end-effector of a surgical instrument including features which can aid a surgeon in properly and quickly attaching the piece of buttress material to the end-effector. In various embodiments, a piece of buttress material can include retention features which can be engaged with portions of an end-effector to releasably retain the piece of buttress material to at least a portion of the end-effector. Similarly, an end-effector can include features configured to engage portions of a piece of buttress material to releasably retain the piece of buttress material to the end-effector. In at least one embodiment, more than one piece of buttress material can be releasably retained to an end-effector.

Surgical end effector having buttress retention features

A piece of buttress material and an end-effector of a surgical instrument including features which can aid a surgeon in properly and quickly attaching the piece of buttress material to the end-effector. In various embodiments, a piece of buttress material can include retention features which can be engaged with portions of an end-effector to releasably retain the piece of buttress material to at least a portion of the end-effector. Similarly, an end-effector can include features configured to engage portions of a piece of buttress material to releasably retain the piece of buttress material to the end-effector. In at least one embodiment, more than one piece of buttress material can be releasably retained to an end-effector.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Motorized surgical instrument

A surgical instrument comprising an end effector, a firing member configured to move longitudinally within the end effector, a drive system coupled to the firing member, an electric motor configured to drive the drive system, a battery, and a control circuit coupled to the electric motor is disclosed. The control circuit comprises a first switching device and a second switching device. The control circuit is configured to deliver a maximum voltage from the battery to the electric motor to apply a first torque to the drive system and selectively deliver an increased voltage to the electric motor to apply a second torque to the drive system. The second torque is greater than the first torque. The increased voltage is greater than the maximum voltage from the battery.

Robotically-controlled motorized surgical instrument with an end effector

In various embodiments, a surgical tool for use with a robotic system is disclosed. The surgical tool comprises a housing, a shaft, an end effector, a motor configured to generate at least one rotational motion, a modular adapter, a motion conversion assembly, and a lockout sensor. The end effector comprises a circular stapler. The modular adapter is coupled to the housing and the robotic system and comprises at least three rotary shaft interfaces configured to actuate a closing motion and a firing motion of the circular stapler. The motion conversion assembly is operably coupled to the motor and the circular stapler. The motion conversion assembly is configured to convert the at least one rotational motion to at least one axial motion. The lockout sensor is operable to lockout the firing motion when the lockout sensor senses a spent condition of an interchangeable staple cartridge supported by the circular stapler.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Robotically-controller motorized surgical tool with an end effector

A surgical tool for use with a robotic system is disclosed. The surgical tool comprises a housing, a shaft extending distally from the housing, an end effector extending distally from the shaft, a motor configured to generate at least one rotational motion, a modular adapter coupled to the housing and the robotic system, and a motion conversion assembly. The end effector comprises a circular stapler configured to support an interchangeable staple cartridge. The motor comprises at least two windings. The modular adapter comprises at least three rotary shaft interfaces. The at least three rotary shaft interfaces are configured to actuate a closing motion and a firing motion of the circular stapler. The motion conversion assembly is operably coupled to the motor and the circular stapler. The motion conversion assembly is configured to convert the at least one rotational motion to at least one axial motion.

Motorized surgical instrument

A surgical cutting and fastening instrument that is motorized. The instrument comprises in one embodiment a charge accumulator device, separate from a battery, that provides additional power to the motor under certain conditions. In addition, the motor may comprise multiple windings.

Staple cartridge

A staple cartridge comprising a cartridge body and staples is disclosed. The cartridge body comprises a tissue-facing deck wherein a slot extends along at least a portion of the tissue-facing deck, staple cavities arranged in a plurality of rows comprising an inner row and an outer row on a first side of the slot, and projections extending from the tissue-facing deck. The staples comprise a first staple comprising a first staple height and a second staple comprising a second staple height greater than the first staple height. The first staple is positioned in an unfired position in a staple cavity in the inner row and the second staple is positioned in an unfired position in a staple cavity in the outer row. At least one projection is positioned to provide localized tissue compression on the first side of the slot intermediate the first staple and the second staple.

Fastener cartridge

A fastener cartridge comprising a cartridge body and unfired fasteners is disclosed. The cartridge body comprises fastener cavities and a deck comprising a variable height tissue compression surface. A longitudinal slot is defined through at least a portion of the variable height tissue compression surface. The fastener cavities comprise a first fastener cavity and a second fastener cavity. The first and second fastener cavities are defined in the variable height tissue compression surface on a first side of the longitudinal slot. The first fastener cavity is laterally offset from the second fastener cavity. The unfired fasteners comprise a first unfired fastener removable positioned in the first fastener cavity and a second unfired fastener removable positioned in the second fastener cavity. The first unfired fastener comprises a first height. The second unfired fastener comprises a second height that is different from the first height.