Abstract: Surgical instruments and their methods of use are described. In one embodiment, a surgical instrument includes a power transmission including a trigger and a fastener driver operatively coupled to the trigger. Actuation of the trigger from a first configuration to a second configuration moves the fastener driver between at least a first position and a second position. Additionally, an actuation lockout system operatively associated with the power transmission is moveable between a locked configuration and an unlocked configuration. The actuation lockout system prevents movement of the fastener driver from the first position to the second position when the actuation lockout system is in the locked configuration. Actuation of the trigger from the first configuration towards the second configuration moves the actuation lockout system from the locked configuration to the unlocked configuration.

Abstract: Devices and methods for sealing staples in tissue using adjuncts coupled to an individual staple are described herein. In one embodiment, a staple cartridge assembly is described that can include a cartridge body having a plurality of staple cavities, where each staple cavity has a surgical staple disposed therein. The assembly can also include a plurality of adjuncts, where each adjunct is disposed around at least one leg of a surgical staple such that each adjunct forms a seal around the at least one leg of the surgical staple upon deployment of the surgical staple from the cartridge body.

Abstract: A stapling system comprising an anvil comprising an anvil ledge, a channel comprising a channel ledge, a firing member, a replaceable unfired staple cartridge, and a locking member is disclosed. The firing member comprises a first projection configured to engage the anvil ledge and a second prosection configured to engage the channel ledge. The firing member is movable distally during a staple firing stroke. The replaceable unfired staple cartridge comprises staples, a vertical slot configured to receive the firing member during the staple firing stroke, and a sled comprising a central portion configured to slide within the vertical slot. The locking member is movable vertically and spring-biased into a locked configuration which inhibits the firing member from being advanced through the staple firing stroke when a previously-fired staple cartridge is assembled to the stapling system instead of the replaceable unfired staple cartridge.

Abstract: A surgical instrument including a handle assembly, a first endoscopic portion, a motor, and a first end effector is disclosed. The first endoscopic portion is selectively connectable to a distal portion of the handle assembly and defines a longitudinal axis. The first endoscopic portion includes a housing adjacent its proximal portion and includes an actuation member. The motor is disposed in mechanical cooperation with the housing of the first endoscopic portion and is operatively connected to the actuation member for moving the actuation member substantially along the longitudinal axis. The first end effector is selectively connectable to a distal portion of the first endoscopic portion and is configured to perform a first stapling function.

Abstract: A surgical stapling system comprising a lockout is disclosed. The lockout is configured to prevent the stapling system from performing a stapling firing function if an unspent staple cartridge is not fully seated in the stapling system. In various instances, the lockout is configured to permit the stapling system to perform a jaw clamping function even though an unspent staple cartridge is not fully seated in the stapling system.

Abstract: A loading unit for use with a surgical stapling apparatus is provided and includes a tool assembly having a cartridge assembly and an anvil assembly that are movable in relation to one another; a surgical buttress releasably secured to a tissue contacting surface of the anvil assembly and/or the cartridge assembly, wherein each surgical buttress is secured to the anvil assembly and/or the cartridge assembly by at least one anchor; a release assembly associated with the anvil assembly and/or the cartridge assembly; and a drive assembly slidably translatable through the tool assembly between proximal and distal positions, wherein the drive assembly actuates the release assembly to thereby release the anchor to free the surgical buttress from the anvil assembly and/or the cartridge assembly.

Abstract: A surgical stapling instrument is disclosed, the instrument having a handle assembly, a body portion having a staple cartridge assembly, and an anvil assembly. The anvil assembly includes an anvil head, an anvil member, an anvil shaft, and a biasing member. The anvil shaft defines a longitudinal axis and the anvil member is pivotally secured to the anvil head. The biasing member is supported on the anvil assembly to urge the anvil member from a first position to a second position defining an angle with respect to the longitudinal axis.

Abstract: A motor-driven surgical instrument is disclosed. The surgical instrument comprises a motor that is supported in a housing and includes at least one rotary drive system that is configured for selective operable engagement and disengagement with the motor assembly. A bailout drive train is supported by the housing assembly and is configured for selective operable engagement and disengagement with the at least one rotary drive system. A bailout handle assembly is selectively movable between a stored position within the housing assembly and an actuation position such that, when the bailout handle assembly is in the stored position, the at least one rotary drive system is retained in operable engagement with the motor assembly and when the bailout handle assembly is in the actuation position, the bailout drive train is in operable engagement with the at least one rotary drive system.

Abstract: A stretchable buttress assembly includes a planar fabric layer and a biocompatible adhesive layer. The planar fabric layer is configured to stretch along a stretch axis. The planar fabric layer includes extensible fibers and non-extensible fibers. The extensible fibers are arranged in a repeatable pattern. The extensible fibers are oriented along respective paths that are each parallel to the stretch axis. The non-extensible fibers are arranged in a repeatable pattern and engaged with the extensible fibers. The adhesive layer is applied to the planar fabric and is configured to removably adhere the planar fabric layer to an end effector of a surgical stapler.

Abstract: A system and associated method for manipulating tissues and anatomical or other structures in medical applications for the purpose of treating diseases or disorders or other purposes. In one aspect, the system includes a delivery device and a plurality of anchor assemblies. The delivery system is configured to deliver a first anchor using loaded energy and reload the energy required to deliver an addition anchor.

Abstract: A surgical instrument comprising: a jaw assembly; a slider beam; first and second distal jaw-mounted coaxial pulleys rotatably mounted to a distal portion of the second assembly; a two degree of freedom wrist that includes first and second pitch axis pulleys rotatable about a pitch axis and that includes a yaw pulley rotatable about a yaw axis; a first cable that is secured to the slider beam, that wraps about the first distal jaw-mounted pulley and that extends parallel to the jaw assembly to opposite sides of the first pitch axis pulley; a second cable that is secured to the slider beam, that wraps about the second distal jaw-mounted pulley and that extends parallel to the second jaw assembly to opposite sides of the second pitch axis pulley; and at least one yaw cable wrapped about at least a portion of the yaw pulley.

Abstract: A surgical stapling instrument comprising a shaft, a firing member, a closure member, a manually-actuatable closure trigger, and a motor is disclosed. The shaft is configured to support a stapling assembly. The firing member is configured to transmit a firing motion to the stapling assembly. The closure member is configured to transmit a closing motion to the stapling assembly. The manually-actuatable closure trigger is operable to impart the closing motion to the closure member. The manually-actuatable closure trigger is mechanically coupled to a jaw of the stapling assembly such that a load can be transmitted between the jaw and the manually-actuatable closure trigger. The motor is operably coupled to the firing member to impart the firing motion to the firing member.

Abstract: A surgical stapling device includes reload assembly that is supported on a distal portion of an elongate shaft of the surgical stapling device. The reload includes a housing, a pusher assembly movably supported within the housing, a knife carrier movably supported within the pusher assembly, and an annular knife supported on the knife carrier. The elongate body includes a pusher drive member and a knife carrier pusher. The knife carrier includes first engagement structure that is configured to releasably engage second engagement structure formed on the knife carrier pusher to releasably couple the knife carrier pusher to the knife carrier. The knife carrier supports at least one detent that is movable into contact with a distal portion of the pusher drive member as the knife carrier is retracted to urge the first engagement structure out of engagement with the second engagement structure to uncouple the knife carrier from the knife carrier pusher.

Abstract: A method for treating a patient includes a surgical instrument having a handle assembly, a shaft assembly, and an end effector. The end effector includes an upper jaw and a lower jaw configured to pivot to receive a tissue of the patient therebetween. The upper and lower jaws respectively have upper and lower crush surfaces, which extends generally parallel with a centerline and are configured to receive the tissue thereagainst. The upper jaw also includes an anvil, whereas the lower jaw includes a staple cartridge and a deck facing the anvil. In addition, the lower jaw has a plurality of staple opening formed through the deck with a plurality of staples received therein. The upper and lower crush surfaces are configured to compress the tissue therebetween with a crush pressure configured to sever the tissue along the upper and lower crush surfaces.

Abstract: A surgical instrument comprises an end effector including a pair of jaw members configured to move with respect to one another between an open configuration and a closed configuration for clamping tissue. At least one jaw member includes an elongate cam slot extending in a longitudinal direction over a substantial a length a tissue clamping surface of the at least one jaw member. A plurality of electrically isolated, and longitudinally spaced electrodes is supported by the tissue clamping surface and is configured to deliver electrosurgical energy to tissue. A reciprocating member engages the elongate cam slot and is extendable to a sealing position with respect to each of the electrodes to define a predetermined gap distance between a particular electrode and an opposing tissue clamping surface.

Abstract: A fastener cartridge can comprise a support portion, a tissue thickness compensator positioned relative to the support portion, and a plurality of fasteners positioned within the support portion and/or the tissue thickness compensator which can be utilized to fasten tissue. In use, the fastener cartridge can be positioned in a first jaw of a surgical fastening device, wherein a second jaw, or anvil, can be positioned opposite the first jaw. To deploy the fasteners, a staple-deploying member is advanced through the fastener cartridge to move the fasteners toward the anvil. As the fasteners are deployed, the fasteners can capture at least a portion of the tissue thickness compensator therein along with at least a portion of the tissue being fastened.

Abstract: Various examples are directed to systems and methods for operating and controlling a modular surgical instrument comprising an operating mode. A controller may receive electrical signal associated with an activation of at least one user-actuated input device electrically coupled to the controller and override the operating mode of the surgical instrument upon receiving the electrical signal.

Abstract: A tool assembly for a surgical stapling instrument includes anvil and cartridge assemblies movable between open and closed positions. The cartridge assembly includes a cartridge body defining a tissue contact surface and rows of staples. The cartridge body defines a first firing channel associated with a first row of staples and a second firing channel associated with a second row of staples. A firing cam is positioned within the first firing channel and translates therethrough during a first axial translation to fire the first row of staples. The first firing cam is biased to move into the second firing channel upon retraction after the first axial translation such that the first firing cam translates through the second firing channel upon a second axial translation to fire the second row of staples.

Abstract: An adapter assembly for connecting an end effector to an electrosurgical instrument is provided. The adapter assembly includes a drive transfer assembly, first and second pusher assemblies, a drive member, an extension assembly, and a trocar assembly. The drive transfer assembly includes first, second and third rotatable shafts. Each pusher assembly is operably connected to a rotatable shaft for converting rotational motion from one rotatable shaft to longitudinal movement to perform a different function. The drive member is operably connected to the third rotatable shaft for transferring rotational motion from the third rotatable shaft to perform a third function. The extension assembly is operably connected to a distal end of the adapter assembly and includes at least one flexible band assembly operably connected to one of the first and second pusher assemblies. The trocar assembly is configured for releasable engagement with the extension assembly.

Abstract: The cartridge assembly includes a housing, a pusher member, a fastener cartridge body, a circular cartridge buttress member, and a retaining ring member. The pusher member is supported within the housing and movable between a first position and a second position. The fastener cartridge body is supported on the housing and has a tissue engaging surface that extends to an annular edge. One or both of the housing and the fastener cartridge body define an annular containment groove. The circular cartridge buttress member has a body portion and an extension portion. The body portion is supported on the tissue engaging surface of the fastener cartridge body. The extension portion extends from the body portion and over the annular edge of the tissue engaging surface. The retaining ring member is secured within the containment groove to releasably secure the extension portion of the circular cartridge buttress member to the cartridge assembly.

Abstract: An adapter assembly includes an elongated body, a circuit assembly, and an annular member. The elongated body includes a proximal portion configured to couple to a handle assembly, and a distal portion configured to couple to a surgical loading unit. The circuit assembly is disposed within the distal portion of the elongated body and configured to be in communication with a handle assembly. The annular member is rotatably disposed within the distal portion of the elongated body and includes an electrical contact. The annular member is rotatable between a first orientation, in which the electrical contact of the annular member is electrically isolated from the circuit assembly, and a second orientation, in which the electrical contact of the annular member is electrically connected to the circuit assembly.

Abstract: A surgical instrument comprises a body, shaft, and end effector. The shaft couples the end effector and body together. The end effector comprises an anvil and lower jaw configured to receive a surgical staple cartridge. The anvil is configured to pivot toward and away from the staple cartridge and lower jaw. The shaft assembly comprises a knife member configured to longitudinally translate to thereby substantially simultaneously cut clamped tissue and staple the severed tissue. The end effector may comprise lockout features configure to prevent longitudinal translation of the knife member. The end effector or staple cartridge may comprise lockout bypass features configured to prevent lockout of the knife member.

Abstract: A surgical instrument comprising a handle, a motor configured to output a rotary motion, a drive system operably responsive to the rotary motion, a power source configured to supply power to the motor, an end effector, a firing member operably responsive to the drive system, and means for monitoring the current supplied to the motor and limiting the current supplied to the motor when the current draw exceeds a predetermined threshold is disclosed.

Abstract: Disclosed are an articulating assembly and a surgical instrument using the same. The articulating assembly includes a driver assembly configured to articulate an end effector of said surgical instrument, where said driver assembly includes: a screw portion rotatably mounted in a stationary handle of said surgical instrument, an axis of which is parallel to an axis of an elongated portion of said surgical instrument, wherein said screw portion is provided with at least two segments with opposite threads; two articulation plates in connection with said two thread segments, respectively, wherein a distal end of each articulation plate is in connection with said end effector of said surgical instrument; and a rotating sleeve coaxially sheathed on said screw portion so as to be in connection therewith through a gear assembly when being located at an articulation position.

Abstract: An implantable adjunct for use with a surgical stapling instrument is provided. The implantable adjunct comprises a mechanism for allowing a clinician to determine the degree of skew, if any, that the adjunct may experience when implanted into a subject with a surgical stapling instrument. The implantable adjunct comprises one or more reference systems configured to be compared to the staples, the edges of the adjunct, and/or any other adjunct elements by a clinician once the adjunct has been implanted into the subject. The one or more reference systems comprise references that define one or more zones of the adjunct. A clinician can visually determine what zone, or zones, of the adjunct the staples have satisfactorily, and/or unsatisfactorily, purchased the adjunct.

Abstract: A surgical stapler includes a control handle having a forward-extending barrel and a stapling device at the distal end of the barrel, where the stapling device has a stapling head part, a stapler body part, and a hinge connection therebetween such that the stapling head part is pivotable relative to the barrel. The stapling head part has a holder region, opposite the hinge connection, configured for holding a surgical staple during positioning and implanting the staple. The proximal end portion of the stapling head part can be pivoted outwardly relative to the barrel to at least about 15° from an at rest position, juxtaposed with the stapler body part, to an active position for implantation of a staple into tissue in a generally proximal direction toward the control handle.

Abstract: A stapling system is disclosed. The stapling system comprises an anvil, a channel, a firing bar, a replaceable staple cartridge, and a locking member. The anvil comprises an anvil ledge. The channel comprises a channel ledge. The firing bar comprises a first projection configured to engage the anvil ledge and a second projection configured to engage the channel ledge. The replaceable staple cartridge comprises staples, a vertical slot configured to receive the firing bar during a staple firing stroke, and a sled movable between a proximal unfired position and a distal fired position. The locking member is movable vertically and spring-biased into a locked configuration which inhibits the firing bar from being advanced through the staple firing stroke. The sled comprises a proximally-extending portion configured to overcome the spring bias of the locking member if the sled is in its proximal unfired position.

Abstract: A surgical instrument includes an anvil, a staple applying assembly, an adjustment member, a user input feature, and a bailout assembly. The staple applying assembly includes a distal surface defining openings and a driver that is operable to drive an annular array of staples through the openings of the distal surface and into tissue. The adjustment member is operable to adjust the position of the anvil to thereby vary a gap distance defined between the anvil and the distal surface. The adjustment member includes a first section and a second section. The user input feature is operable to actuate the driver to thereby drive the staples. The bailout assembly is operable to selectively separate the first section of the adjustment member from the second section of the adjustment member.

Abstract: A surgical stapling assembly comprising an anvil, a firing member, and a replaceable cartridge is disclosed. The replaceable cartridge comprises a longitudinal slot, a first row of staple cavities, a second row of staple cavities, first staples, second staples, staple drivers, and a sled. The sled comprises a plurality of first rails positioned on a first side of the longitudinal slot and a plurality of second rails positioned on a second side of the longitudinal slot. The first rails are configured to lift the drivers toward the anvil to deform the first staples to a first formed height and the second staples to a second formed height. The first formed height is different than the second formed height. At least one first rail of the plurality of first rails comprises a height which is different than the height of another first rail of the plurality of first rails.

Abstract: A surgical device comprising a first jaw member, a second jaw member, a clamping member and a clamp apparatus is disclosed. The clamping member is slidably positioned to translate at least partially through the first jaw member. The clamping member engages the first jaw member and the second jaw member, and has a knife blade for cutting tissue. A flange of the clamping member is configured to engage a cam surface to pivot the second jaw member with respect to the first jaw member from an open position toward an approximated position. The clamp apparatus is movable from a retracted position to an advanced position for preventing a gap between proximal portions of the first jaw member and the second jaw member from exceeding a predetermined distance. The clamping member and the clamp apparatus are separately movable.

Abstract: A surgical instrument for stapling tissue includes a body, a shaft assembly, and an anvil. The shaft assembly includes a stapling head assembly and an actuator. The anvil is configured to be selectively coupled to the actuator. The anvil is configured to cooperate with the stapling head assembly to staple tissue. The anvil comprises a head and a shank extending from the head. The shank includes a proximal end, a distal end, a lumen, and an engagement feature. The engagement feature is in communication with the lumen such that the engagement feature is configured to move relative to the axis in response to the rod being directed into the lumen. The engagement feature is configured to selectively couple the shank to the actuator. The proximal end of the engagement feature is radially fixed relative to the axis.

Abstract: A surgical instrument includes an end effector, a drive assembly operably coupled to the end effector, and a replaceable motor cartridge that includes a motor control circuit board and a motor. The surgical instrument further includes a main control circuit board including a processor and a computer-readable storage device storing program instructions, which when executed by the processor, cause the processor to detect a malfunction of the motor cartridge. The surgical instrument also includes an interface including a mechanical interface portion configured to releasably couple the motor to the drive assembly and an electrical interface portion configured to releasably couple the motor control circuit board to the main control circuit board.

Abstract: A stapling system comprising a surgical stapler, a cartridge jaw, and a replaceable staple cartridge is disclosed. The surgical stapler comprises a firing member movable through a firing stroke. The replaceable staple cartridge comprises a cartridge body, a pan, staples, and a staple driver. The cartridge body comprises a longitudinal slot, a first deck portion, a second deck portion, and three adjacent longitudinal rows of staple cavities defined in the first deck portion. The pan comprises a first flexible arm and a second flexible arm engaged with the cartridge body in a snap-fit arrangement. Each staple is deployable between an unfired position and a fired position. The firing member is configured to sequentially deploy the staples when the firing member is moved through the firing stroke. The staple driver is configured to simultaneously deploy more than two staples located in the adjacent longitudinal rows of staple cavities.

Abstract: In various embodiments, an end effector comprising a first jaw, a second jaw, an implantable arrangement, first cavities, and second cavities is disclosed. At least one of the first and second jaws is movable to compress tissue between the first jaw and second jaws. The implantable arrangement comprises a first layer and a second layer. The first layer and the second layer comprise a polymeric composition. The first cavities are defined in the first layer and interconnectedly form a permeable first layer. The first cavities releasably retain a first therapeutic agent configured to induce a first biological response in the tissue. The second cavities are defined in the second layer and interconnectedly form a permeable second layer. The second cavities releasably retain a second therapeutic agent configured to induce a second biological response in the tissue. The first therapeutic agent and the second therapeutic agent are different.

Abstract: In various embodiments, a surgical fastening apparatus comprising a motorized drive system and an end effector is disclosed. The end effector comprises a channel and a rotary drive shaft. The channel is configured to support a removable staple cartridge including staples that are ejected from the removable staple cartridge as an ejector therein is moved from a starting position to an ending position. The rotary drive shaft defines an axis and is supported by the channel for movement in directions transverse to the axis between an engaged position wherein the rotary drive shaft is rotatable by the motorized drive system and a disengaged position wherein said rotary drive shaft is not rotatable by the motorized drive system. The rotary end effector drive shaft is retained in the disengaged position unless the removable staple cartridge has been operably installed within the channel and the ejector is in the starting position.

Abstract: A stapling assembly for use with a surgical stapling instrument is disclosed. The stapling assembly comprises an anvil jaw, a firing member, and a replaceable cartridge jaw comprising a tissue-supporting deck including a first longitudinal step and a second longitudinal step. The first longitudinal step is positioned above the second longitudinal step. The replaceable cartridge jaw further comprises a longitudinal slot, a first longitudinal row of staple cavities, a second longitudinal row of staple cavities, a plurality of first staples, a plurality of second staples, a plurality of drivers, and a sled. The sled is configured to lift the drivers toward the anvil jaw to deform the first staples to a first formed height and the second staples to a second formed. The first formed height is different than the second formed height.

Abstract: A speculum drape for use in ophthalmic procedures. The speculum drape has at least a first sleeve made of surgical drape material and being is to envelop at least a first retaining portion of a speculum or retractor. The sleeve is an elongate hollow structure with first and second open ends through which at least the first retaining portion is insertable. The sleeve is adapted and arranged such that, with the first retaining portion of the speculum or retractor inserted into the sleeve and with the speculum or retractor in an operating position with the respective retaining portions of the speculum or retractor engaged with opposite edges of an eyelid of a patient, the sleeve (i) envelops the inserted first retaining portion (ii) is maintained in a disposition between the inserted retaining portion and the eyelid of the patient solely by compressive force and (iii) covers an eyelash of the patient.

Abstract: 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.

Abstract: A surgical instrument comprising an interchangeable shaft assembly is disclosed. The interchangeable shaft assembly comprises a shaft portion, an end effector configured to receive a staple cartridge including a plurality of staples, a firing assembly movable from a firing home state to deploy the plurality of staples from the staple cartridge, and an articulation assembly movable from an articulation home state to articulate the end effector relative to the shaft portion. The surgical instrument further comprises a housing detachable from the shaft portion, a circuit configured to transmit a home state input signal in response to an action performed to decouple the housing from the shaft portion, and a controller configured to cause the firing assembly to return to the firing home state and the articulation assembly to return to the articulation home state in response to the home state input signal.

Abstract: An end effector for use by a surgeon to staple an anatomical structure of a patient during a minimally invasive procedure, the anatomical structure having a first side and a second side, the end effector including an anvil, a cartridge that is configured to house a plurality of staples, and a compression mechanism that movably couples the anvil to the cartridge.

Abstract: A water jet instrument may be used for manually performing eye surgery such as, cataract, or perform micro-surgery (remove cartilage), or any emulsification technique. The water jet instrument may be manually controlled or controlled by a system with a robotic control. The water jet apparatus defines a jet cutting area that is based at least in part on a flow rate meter and a feedback loop.

Abstract: A loading unit for engagement with a surgical instrument. The loading unit includes a proximal body portion, an end effector, an actuation sled, and pushers. The actuation sled is longitudinally translatable within a cartridge assembly. The pushers are disposed within the cartridge assembly. Each pusher includes a camming surface configured for engagement with the actuation sled. The camming surface of each pusher in a first row is longitudinally aligned with the camming surface of each pusher in a second row. The first row of pushers is laterally offset from the second row of pushers.

Abstract: A loading unit for a surgical stapling device has a cartridge assembly and an anvil assembly, the cartridge assembly including a channel and a staple cartridge having a plurality of surgical staples therein. An axial drive assembly has a clamping member, the clamping member having an upper flange for engaging the anvil assembly, and a lower flange for engaging the channel. The axial drive assembly is movable through the staple cartridge to drive the staples out of the staple cartridge and against the anvil assembly. Mechanical features are defined in the channel for indicating an end of stroke for the axial drive assembly, the mechanical features having a first pattern and a second pattern.

Abstract: In various embodiments, a surgical instrument system comprising an end effector, an elongate shaft, a motor-powered closure member, and a motor-powered firing system is disclosed. The end effector comprises an anvil and a cartridge channel. The cartridge channel is configured to receive a staple cartridge. The motor-powered closure member is moveable between a first position and a second position during a closure stroke. The motor-powered closure member couples the anvil and the channel during the closure stroke. The motor-powered firing system comprises a first flange configured to engage the anvil during a firing stroke, a second flange configured to engage the cartridge channel during the firing stroke, and a rotatable drive screw operable to transmit the firing stroke. The first and second flanges couple the anvil and the channel during the firing stroke. The motor-powered closure member and the motor-powered firing system are separately actuatable.

Abstract: A surgical staple configured to close an opening in tissue is provided. The surgical staple includes a base including first and second base portions and first and second legs extending from respective first and second base portions. The first and second base portions form a bendable connection therebetween. The staple has a first substantially open position in which the first base portion defines an angle with the second base portion and a second substantially closed position.

Abstract: A surgical stapling instrument comprising an elongate shaft assembly that that defines a shaft axis and includes a surgical end effector that is operably coupled thereto by an articulation joint. The surgical instrument further includes a rotary articulation member that is supported for rotation travel about a rotary axis that is transverse to the shaft axis. A first distal articulation driver assembly and a second distal articulation driver assembly operably interface with the surgical end effector and the rotary articulation member such that rotation of the rotary articulation member causes the first and second distal articulation drivers to articulate the surgical end effector relative to the shaft axis.

Abstract: A buttress is applied to an end effector of a surgical stapler. The buttress is loaded on a platform of a buttress applier cartridge. The end effector is closed upon the platform. An adhesive layer of the buttress secures the buttress to the end effector. The buttress is thus adhered to the end effector when the end effector is opened. The end effector is then actuated on tissue of a patient, thereby stapling the buttress to the tissue.

Abstract: A surgical stapling instrument comprising a staple cartridge assembly configured to be attached to the surgical stapling instrument, staples removably stored within the staple cartridge assembly, and a first jaw is disclosed. The surgical stapling instrument further comprises a second jaw moveable relative to the first jaw, wherein the second jaw is moveable between a locked position and an unlocked position. The surgical stapling instrument further comprises a lock system configured to permit the second jaw to move to the unlocked position when the staple cartridge assembly is attached to the surgical stapling instrument, and wherein the lock system is further configured to lock the second jaw in the locked position when the staple cartridge assembly is not attached to the surgical stapling instrument.

Abstract: An adapter assembly configured to be coupled to a surgical loading unit includes a switch, an elongated member, and an annular member. The switch is configured to be toggled in response to the surgical loading unit being coupled to the adapter assembly. The elongated member is in communication with the switch and is resiliently biased in a distal direction toward a locking position in which the switch is toggled. The annular member is disposed adjacent the elongated member and is rotatable between a first orientation, in which the annular member prevents distal movement of the elongated member, and a second orientation, in which the elongated member moves distally to toggle the switch.

Abstract: A surgical instrument for treating the tissue of a patient is disclosed. The surgical instrument comprises a staple cartridge. The staple cartridge comprises staple cavities and a longitudinal slot. The surgical instrument further comprises staples removably positioned in the staple cavities, a cutting member movable within the longitudinal slot, a firing system configured to elect the staples from the staple cavities to staple the tissue, a cutting system configured to move the cutting member within the longitudinal slot to cut the tissue, and a control system configured to operate the firing system and the cutting system independently of one another.