Abstract: A bowel retractor device comprising a flexible endless collar member, a plurality of discrete first flexible fingers, and a plurality of discrete second flexible fingers is disclosed. The flexible endless collar member comprises an inner wall that defines a central open area. The plurality of discrete first flexible fingers protrude from a first portion of the inner wall. The discrete first flexible fingers are spaced from each other to define a first space therebetween. The plurality of discrete second flexible fingers protrude from a second portion of the inner wall that faces the first portion of the inner wall. Each discrete second flexible finger comprises a second end that extends into a corresponding first space. At least one of the discrete first flexible fingers and at least one of the discrete second flexible fingers each comprise a ball-shaped feature formed on an end thereof.

Abstract: Various embodiments of tool assemblies are provided having at least one rotary input coupling and at least one linear input coupling for allowing either a rotary output or a linear output (e.g., from a tool driver on a surgical robot) to activate at least one mechanism of the tool assembly. For example, mechanisms of the tool assembly can include a clamping assembly, a firing assembly, an articulation assembly, and a roll assembly. The clamping assembly can open and close jaws of an end effector, the firing assembly can translate a knife assembly through the end effector to fire staples and cut tissue, the articulation assembly can articulate the end effector, and the roll assembly can rotate the elongate shaft and/or the end effector.

Abstract: A surgical instrument includes a battery pack and a battery port. The battery pack includes a latching feature. The battery port is configured to receive the battery pack. The battery port includes a restraining feature. The restraining feature is configured to securely engage the latching feature when the battery port receives the battery pack such that the battery pack becomes fixedly attached to the battery port. At least a portion of the battery port is configured to permanently deform or break upon the removal of the battery pack from the battery port such that the surgical instrument becomes inoperable.

Abstract: Various surgical hubs are disclosed. A surgical hub is for use with a surgical system in a surgical procedure performed in an operating room. The surgical hub comprises: non-contact sensors and a control circuit. The control circuit is configured to: determine bounds of the operating room based on measurements performed by the non-contact sensors; and establish a control arrangement with a detected surgical hub located within the bounds of the operating room.

Abstract: A tissue thickness compensator comprising a first compensation layer, a second compensation layer, and a pocket situated between the compensation layers can be positioned in the end effector of a surgical instrument. A fastener cartridge positioned in the end effector can comprise a fastener moveable between an initial position and a fired position. When the fastener is moved from the initial position to the fired position, the fastener can move through the pocket and can compress a portion of the tissue thickness compensator. A support can be positioned between the first and second compensation layers. When the fastener compresses the tissue thickness compensator, at least one of the support, first compensation layer and second compensation layer can be deformed. The tissue thickness compensator can also comprise a tab and/or a limiting plate to control deformation of the compensation layers and/or the support.

Abstract: A surgical instrument system comprising a handle assembly is disclosed. The handle assembly comprises an actuation trigger comprising a curved proximal portion and a curved cylinder surrounding the curved proximal portion of the actuation trigger. The curved cylinder comprises an electroactive polymer. The surgical instrument system comprises an actuation rod which is configured to transmit an actuation force and a sensor system which is configured to detect the magnitude of the actuation force. The electroactive polymer is responsive to the actuation force and provides feedback to a user of the surgical instrument system.

Abstract: A surgical stapling system comprising a shaft, an end effector, an unspent staple cartridge including staples, an articulation joint, a drive system, a control system, a drive member, a locking system, and a rotatable member is disclosed. The end effector comprises a first iaw and a second iaw movable relative to the first iaw. The drive system is configured to generate a low actuation rate rotary motion during a first operating mode and a high actuation rate rotary motion during a second operating mode. The control system comprises a user interface configured to allow a user to selectively switch between the first and second operating modes. The locking system prevents the advancement of the drive member if the unspent staple cartridge is not correctly seated in the end effector. The rotatable member is operably coupled with the drive system and is in operable engagement with the drive member.

Abstract: A surgical end effector. A first jaw is configured to operably support a surgical staple cartridge. A lockout system is supported within the end effector and is biased laterally into lateral retaining engagement with a firing member when the firing member is in a starting position to thereby retain the firing member in the starting position. The lockout system is configured to be laterally biased out of lateral retaining engagement when contacted by a cam assembly of a surgical staple cartridge that is seated within the first jaw and the cam assembly is in the unfired position.

Abstract: A motorized surgical instrument is disclosed. The surgical instrument includes a displacement member configured to translate over a plurality of predefined zones. A motor comprising a shaft is coupled to the displacement member. A control circuit is coupled to the motor. A position sensor is coupled to the control circuit to monitor the rotation of the shaft. A timer circuit is coupled to the control circuit. The control circuit is configured to receive rotations of the shaft in a current zone defined by a set rotation interval, measure time at a set position of the rotation interval, wherein the measured time is defined as the time taken by the displacement member to traverse the rotation interval based on a predetermined number of shaft rotations, and set a command velocity of the displacement member for a subsequent zone based on the measured time in the current predefined zone.

Abstract: Circular and curved surgical stapling instruments are disclosed comprising a circular and curved stapling configurations. A circular staple cartridge comprises a plurality of staples arranged in an inner row, an intermediate row, and an outer row. Staples in certain rows can vary in crown width to overlap gaps defined between staples in certain other rows which provide a stretch zone.

Abstract: A staple cartridge assembly comprising an implantable adjunct or layer assembly is disclosed. The implantable adjunct comprises a plurality of layers, wherein at least one of the layers has been melted to bond with one or more of the other layers of the implantable adjunct.

Abstract: Stapling assemblies for use with a surgical stapler and methods for manufacturing the same are provided. Three dimensional adjuncts for use with a surgical stapling assembly and methods for manufacturing the same are also provided.

Abstract: An apparatus includes a body, an end effector, an articulation section, and a shaft assembly coupling the body with the end effector. The shaft assembly includes a sheath, a first monolithic articulation connector, and a second monolithic articulation connector. The first monolithic articulation connector includes a first distal portion and a first proximal portion. The first distal portion and the first proximal portion consist of a homogenous continuum of material. The first distal portion is configured to flex relative to the first proximal portion. The first distal portion is at least partially housed within the sheath. The second monolithic articulation connector is at least partially housed within the sheath. The first and second monolithic articulation connectors are configured to longitudinally translate in opposing directions relative to the sheath to deflect the articulation section and the end effector relative to the longitudinal axis of the sheath.

Abstract: Staple cartridge assemblies for use with surgical stapling instruments and methods for manufacturing the same are provided. Scaffolds for use with a surgical staple cartridge and methods for manufacturing the same are also provided.

Abstract: An apparatus includes a body, a shaft assembly, a stapling head assembly, and an anvil. The stapling head assembly includes a deck member, a plurality of staples, and a driver. The deck member includes a deck surface, an outer annular array of staple openings formed through the deck surface, an inner annular array of staple openings formed through the deck surface, and a plurality of recesses formed in the deck surface. At least a portion of the recesses are positioned between at least some of the staple openings. The driver is operable to drive the staples through the staple openings. The anvil is operable to compress tissue against the deck surface.

Abstract: The present invention is directed to tissue sealant compositions comprising: a multi-arm reactive polyethylene glycol polymer having at least 3 electrophilic groups; albumin; a buffer; water; and entrained gas as bubbles; wherein concentration of albumin in a liquid component of the sealant is within range of 50-200 mg/ml; and wherein concentration of multi-arm PEG in said liquid component of the sealant is within range of 25-100 mg/mL.

Abstract: 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.

Abstract: A surgical instrument includes a first power source and a second power source. The first power source is configured to deliver power to a surgical instrument at a first rate of discharge. The second power source is configured to deliver power to the first power source at a second rate of discharge. The first power source and the second power source are positioned within the surgical instrument. The first power source and the second power source are further configured to communicate with a control module. The control module may rely on power from the first power source to drive an end effector of the surgical instrument. The end effector may comprise a harmonic/ultrasonic blade, RF electrosurgical electrodes, powered cutting/stapling features, and/or various other types of components.

Abstract: Systems, methods, and devices for fluorescence imaging with a minimal area image sensor are disclosed. A system includes an emitter for emitting pulses of electromagnetic radiation and an image sensor comprising a pixel array for sensing reflected electromagnetic radiation, wherein the pixel array comprises active pixels and optical black pixels. The system includes a black clamp circuit providing offset control for data generated by the pixel array and a controller comprising a processor in electrical communication with the image sensor and the emitter. The system is such that at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises electromagnetic radiation having a wavelength from about 795 nm to about 815 nm.