Abstract: A surgical instrument includes a housing, a shaft, an end effector, a lead wire, and a first replaceable seal plate. The shaft extends distally from the housing. The end effector is supported adjacent a distal end of the shaft and includes a first jaw member and a second jaw member. One or both of the first jaw member or the second jaw member is movable relative to the other between an open position and an approximated position. The lead wire extends at least partially through the shaft and is adapted to connect to a source of electrosurgical energy. The first replaceable seal plate is configured for selective engagement with the first jaw member and configured for selective engagement with the lead wire. The first replaceable seal plate includes an electrically conductive portion and is configured for contacting tissue when engaged with the first jaw member.

Abstract: A mesh deployment device is configured to place a surgical mesh on tissue retro muscularly. In particular, the mesh deployment device includes an arm assembly that is transitionable between a retracted configuration, in which, stationary and covering arms are in superposed relation such that the surgical mesh is supported by the supporting arm therebetween, and a deployed configuration, in which, the stationary, covering, and supporting arms are circumferentially spaced apart to support the surgical mesh thereon.

Abstract: A surgical instrument including a housing, an elongated portion, an end effector, and an illumination mechanism. The end effector is disposed adjacent a distal portion of the elongated portion and is configured to manipulate tissue. The illumination mechanism includes an actuator, at least one light, and at least one elongated light rod. The actuator is disposed in operative engagement with the housing. The at least one light includes a shell and is disposed adjacent a distal portion of the elongated portion. The at least one elongated light rod is disposed in mechanical cooperation with the actuator and with the at least one light. The at least one light is movable from a first position where a portion of the shell is flush with the outer wall of the elongated portion to a second position where the portion of the shell is disposed at an angle relative to the outer wall of the elongated portion.

Abstract: An electrosurgical forceps includes first and second shafts configured to rotate about a pivot to move jaw members between an open position and a closed position. A knife deployment mechanism is operably coupled to a knife and is configured to move the knife between a retracted position and an extended position. A knife lockout is configured to move between a first position wherein the jaw members are in the open position and movement of the knife from the retracted position to the extended position is prevented, a second position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is permitted, and a third position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is prevented.

Abstract: A surgical instrument includes a housing having a shaft with an end effector assembly disposed at a distal end thereof that includes first and second jaw members configured to treat tissue upon electrical activation thereof. A first handle is movable relative to the housing and is configured to move the jaw members relative to one other to grasp tissue therebetween. A switch is disposed on the housing and in the actuation path of the first handle, the switch configured for activation by the first handle when the first handle is fully actuated relative to the housing. An over-ride is disposed in the housing and is movable between a first position configured to block full actuation of the first handle relative to the housing to prevent activation of the switch and a second position allowing full actuation of the first handle and activation of the switch.

Abstract: An electrosurgical forceps includes first and second shafts configured to rotate about a pivot to move jaw members between an open position and a closed position. A knife deployment mechanism is operably coupled to a knife and is configured to move the knife between a retracted position and an extended position. A knife lockout is configured to move between a first position wherein the jaw members are in the open position and movement of the knife from the retracted position to the extended position is prevented, a second position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is permitted, and a third position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is prevented.

Abstract: A surgical instrument includes a housing having an elongated shaft with jaw members at a distal end thereof configured to treat tissue upon electrical activation thereof. A first handle is movable relative to the housing to move the jaw members relative to one another to grasp tissue therebetween. A switch is disposed on the housing and configured for activation by the first handle when fully actuated. A slider is disposed in the first handle and is movable between a first position configured to align a switch activation element on the first handle with the switch to activate the jaw members upon full actuation of the first handle and a second position wherein the switch activation element is misaligned with the switch such that full actuation of the first handle does not activate the jaw members.

Abstract: A loading unit includes a staple cartridge assembly, an anvil assembly, and an anvil buttress. The anvil assembly includes an anvil plate including a tissue facing surface having apertures defined therethrough and an anvil cover disposed over an outwardly facing surface of the anvil plate. The anvil buttress includes a body portion positioned against the tissue facing surface of the anvil plate and arms extending into the apertures of the anvil plate. The arms releasably secure the anvil buttress to the anvil plate.

Abstract: A surgical instrument including a housing, an elongated portion, an end effector, and an illumination mechanism. The end effector is disposed adjacent a distal portion of the elongated portion and is configured to manipulate tissue. The illumination mechanism includes an actuator, at least one light, and at least one elongated light rod. The actuator is disposed in operative engagement with the housing. The at least one light includes a shell and is disposed adjacent a distal portion of the elongated portion. The at least one elongated light rod is disposed in mechanical cooperation with the actuator and with the at least one light. The at least one light is movable from a first position where a portion of the shell is flush with the outer wall of the elongated portion to a second position where the portion of the shell is disposed at an angle relative to the outer wall of the elongated portion.

Abstract: A surgical instrument includes a housing, at least three deployable components selectively deployable relative to the housing from a storage to a use position, a deployment and retraction assembly, and a selection assembly. The deployment and retraction assembly includes an actuator, an output driver, and a gear assembly operably coupled therebetween such that actuation of the actuator drives the output driver. The selection assembly includes a coupling shaft movable between at least first, second, and third positions wherein the coupling shaft is operably coupled between the output driver and first, second, and third deployable components, respectively, of the at least three deployable components such that actuation of the actuator drives the output driver to deploy the respective first, second, or third deployable component.

Abstract: A surgical stapling device includes a tool assembly having an anvil assembly and a cartridge assembly. The anvil assembly includes a staple deforming surface and defines an elongate channel that supports a roller. The staple deforming surface defines a transverse slot. The roller supports a buttress material that can be pulled through the transverse slot to position the buttress material atop the staple forming surface.

Abstract: A mesh deployment device is configured to place a surgical mesh on tissue retro muscularly. In particular, the mesh deployment device includes an arm assembly that is transitionable between a retracted configuration, in which, stationary and covering arms are in superposed relation such that the surgical mesh is supported by the supporting arm therebetween, and a deployed configuration, in which, the stationary, covering, and supporting arms are circumferentially spaced apart to support the surgical mesh thereon.

Abstract: A surgical instrument includes a handle assembly, a shaft extending distally from the handle assembly, an articulating section coupled to the shaft, and an end effector coupled to the articulating section. The handle assembly includes a rotatable knob, a first lever, a second lever, and an actuating handle. A flexible drive rod extends through the shaft to the end effector. First and second articulation cables extend through the shaft and are coupled to the articulating section. A proximal end of the flexible drive rod is coupled to the actuating handle and a distal end of the flexible drive rod is coupled to the end effector. A proximal end of the first articulation cable is coupled to the first lever and a proximal end of the second articulation cable is coupled to the second lever. Distal ends of the first and second articulation cables are coupled to the articulating section.

Abstract: A surgical stapling device includes a tool assembly having an anvil assembly and a cartridge assembly. The anvil assembly includes a staple deforming surface and defines an elongate channel that supports a roller. The staple deforming surface defines a transverse slot. The roller supports a buttress material that can be pulled through the transverse slot to position the buttress material atop the staple forming surface.

Abstract: A loading unit includes a staple cartridge assembly, an anvil assembly, and an anvil buttress. The anvil assembly includes an anvil plate including a tissue facing surface having apertures defined therethrough and an anvil cover disposed over an outwardly facing surface of the anvil plate. The anvil buttress includes a body portion positioned against the tissue facing surface of the anvil plate and arms extending into the apertures of the anvil plate. The arms releasably secure the anvil buttress to the anvil plate.

Abstract: An electrosurgical instrument includes a housing, a movable handle movable relative to the housing along an actuation path from an initial position to a grasping position to an activated position, an in-line activation switch disposed on the housing along the actuation path of the movable handle such that movement of the movable handle from the grasping position to the activated position activates the in-line activation switch, a trigger coupled the knife and movable relative to the housing from an un-actuated position to an actuated position, and a knife lockout operably associated with the movable handle and the trigger. The knife lockout is configured to inhibit actuation of the trigger from the un-actuated position to the actuated position until the movable handle reaches the activated position.

Abstract: A surgical stitching device includes a fixed jaw, a rotating jaw, and a transfer mechanism. The rotating jaw is movable in relation to the fixed jaw between a start position and a transfer position. The transfer mechanism includes a first electromagnetic coil supported on the fixed jaw and a second electromagnetic coil supported on the rotating jaw. The first and second electromagnetic coils can be independently energized to transfer the needle between the fixed jaw and the rotating jaw.

Abstract: A surgical stapling device includes a tool assembly having an anvil assembly and a shell assembly. The shell assembly includes a housing that supports first and second motors, a staple cartridge supporting a plurality of staples, and a knife. The first motor can be energized to eject the staples from the staple cartridge and the second motor can be energized to advance the knife to cut tissue.

Abstract: A suture device is configured to form a purse string suture in procedures such as, e.g., transanal total mesorectal excision (TaTME), for removal of low rectal and ultra-low rectal tumors and preservation of anal sphincters to avoid permanent stomas. The suture device may provide uniform needle rotation, tissue penetration, and/or suture advancement independent of the skill of the clinician. The suture device includes a plurality of needles operatively associated with a needle driver such that rotation of the needle driver transitions the plurality of needles between a retracted position, in which, the plurality of needles extends radially inward, and an extended position, in which, the plurality of needles rotates to extend radially outward to engage and pierce through tissue to form a purse string suture.

Abstract: An electrosurgical forceps includes first and second shafts configured to rotate about a pivot to move jaw members between an open position and a closed position. A knife deployment mechanism is operably coupled to a knife and is configured to move the knife between a retracted position and an extended position. A knife lockout is configured to move between a first position wherein the jaw members are in the open position and movement of the knife from the retracted position to the extended position is prevented, a second position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is permitted, and a third position wherein the jaw members are in the closed position and movement of the knife from the retracted position to the extended position is prevented.