Abstract: A surgical device. The surgical device may comprise a transducer, an end effector, a generator and a control circuit. The transducer may be configured to provide vibrations. The end effector may be coupled to the transducer and may extend from the transducer along the longitudinal axis. The generator may provide an electrical signal to the transducer. Also, the control circuit may modify a current amplitude of the electrical signal in response to a change in a vibration frequency of the end effector. Accordingly to various embodiments, the control circuit may detect a first contribution to a vibration frequency of the end effector, the first contribution originating from tissue in contact with the end effector. Also, according to various embodiments, the control circuit may indicate a change in a vibration frequency of the end effector.

Abstract: A staple cartridge including a cartridge body and a first RFID feature. The cartridge body defines a longitudinal axis extending from a proximal end to a distal end of the cartridge body. The cartridge body is configured to be received within a jaw of a surgical stapler. The cartridge body also defines a plurality of staple apertures that are configured to house staples. The proximal portion of the cartridge body defines a pocket, and the pocket is proximal to a proximal most staple aperture of the plurality of staple apertures. The first RFID feature is fixed within the pocket. The first RFID feature is configured to communicate with a second RFID feature presented by the jaw of the surgical stapler.

Abstract: An interactive and dynamic surgical simulation system may be used in the context of a computer-implemented interactive surgical system. An operating-room-based surgical data system may aggregate surgical activity data that is indicative of a performance of a live surgical procedure. The surgical simulation device may receive the surgical activity data from the operating-room-based surgical data system. And the surgical simulation device may simulate a surgical task based on surgical activity data. The surgical activity data may be structured by a procedure plan data structure. The procedure plan data structure may be common to the operating-room-based surgical data system and the surgical simulation device. The procedure plan data structure may be configured to covey information indicative of equipment, technique, and surgical steps in a structured format such that the equipment, technique, and surgical steps of the live surgical procedure are reflected in the simulated surgical procedure.

Abstract: Various embodiments of surgical robot control systems are disclosed. In one example embodiment, the surgical robot control system comprises a housing. A controller is located within the housing and is coupled to a socket. The socket receives a handheld surgical user interface therein to control a surgical instrument. The surgical instrument is connected to the surgical robot and comprises an end effector and a mechanical interface to manipulate the end effector. The mechanical interface is coupled to the controller. At least one sensor is coupled to the controller and the socket to convert movement of the handheld surgical user interface into electrical signals corresponding to the movement of the surgical instrument. At least one feedback device is coupled to the controller to provide feedback to a user. The feedback is associated with a predetermined function of the surgical instrument.

Abstract: An apparatus includes an adjunct body and a plurality of movable members. The adjunct body defines an adjunct surface for contacting a tissue, and the adjunct body is configured to overlie and directly contact a deck of a surgical stapler. The plurality of movable members are coupled with the adjunct body, and each movable member of the plurality of movable members is individually operable to move from a first configuration to a second configuration in response to a firing operation of a surgical stapler. The movable members in the first configuration are configured to couple the adjunct body with the deck, and the movable members in the second configuration are configured to enable the adjunct body to separate from the deck.

Abstract: Stereo visualization systems with objective lens assemblies for endoscopic visualization. A system include an endoscope tube and an optical assembly disposed within an interior cavity defined by the endoscope tube. The optical assembly includes a negative lens comprising a negative focal length, a positive lens group comprising at least one convex lens, and a beam folding prism that directs a beam of electromagnetic radiation on to a pixel array of an image sensor.

Abstract: In one general aspect, various embodiments of the present invention can include a motorized surgical cutting and fastening instrument having a drive shaft, a motor selectively engageable with the drive shaft, and a manual return mechanism configured to operably disengage the motor from the drive shaft and retract the drive shaft. In at least one embodiment, a surgeon, or other operator of the surgical instrument, can utilize the manual return mechanism to retract the drive shaft after it has been advanced, especially when the motor, or a power source supplying the motor, has failed or is otherwise unable to provide a force sufficient to retract the drive shaft.

Abstract: Retainers and retainer systems for staple cartridges with implantable adjuncts are disclosed. The retainers and retainer systems enable a compressive force to be applied to implantable adjuncts on staple cartridges.

Abstract: A surgical instrument that includes a first jaw and a second jaw that are movable between a closed position and an open position. An axially movable closure member is supported relative to the jaws to apply closing and opening motions thereto. A closure actuator operably interfaces with the closure member and is movable from an unactuated position corresponding to the open position in a closure direction during a closure procedure. A first control system is configured to apply an opening control motion to the closure actuator to return the closure actuator to the unactuated position upon completion of the closure procedure. A second control system is configured to apply a variable closure force to the closure member as the closure actuator is moved in the closure direction.

Abstract: Disclosed is a surgical instrument having a housing, an end-effector, and a user interface. The end-effector includes a clamp arm and an ultrasonic blade configured to couple to an ultrasonic transducer and to a pole of an electrical generator. The clamp arm includes a clamp jaw pivotally movable about a pivot point, an electrode defining a surface configured to contact tissue and apply electrical energy to the tissue in contact therewith and configured to couple to an opposite pole of the electrical generator. The user interface includes a first activation button switch to activate a first energy source and a second button switch to select an energy mode for the activation button switch.

Abstract: A surgical stapling system includes a motor, a gear reducer assembly, a drive train, and a motor controller. A method of controlling the motor includes applying a first signal to the motor, receiving drive train operational data, comparing the drive train data to baseline data, and applying a signal having a different shape than the first signal to the motor. A method of characterizing the motor includes transmitting a perturbation signal, receiving motor function parameters, determining stapler system characteristics, and adjusting a controller function. A method of controlling a stepper motor includes applying a signal to the stepper motor, receiving stepper motor operational data, comparing the data to baseline data, and adjusting the signal. Another method of controlling the motor includes receiving motor rotational data, receiving gear rotation data, calculating a mechanical transfer function, determining non-idealities of the stapling system, and modifying a control signal based on the non-idealities.

Abstract: Controlling integral energy of a light pulse in a hyperspectral, fluorescence, and laser mapping imaging system is 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. The system includes an electromagnetic sensor for sensing energy emitted by the emitter. The system includes a controller configured to synchronize timing of the emitter and the image sensor. The system is such that at least a portion of the pulses of electromagnetic radiation emitted by the emitter comprises one or more of a hyperspectral emission, a fluorescence emission, or a laser mapping pattern.

Abstract: A surgical tool includes a drive housing removably coupled to a tool driver of a robotic surgical system, a shaft extending from the drive housing, an end effector arranged at an end of the shaft, and a computer system. The computer system is programmed to send a command signal to a motor of the tool driver to drive rotation of a drive shaft mounted within the drive housing, monitor torque and rotational motion of the motor with a torque sensor and a rotary encoder, respectively, in communication with the computer system, measure an unexpected change in the torque or the rotational motion of the motor with the torque sensor or the rotary encoder when the surgical tool is manually bailed out by manually rotating the drive shaft and backdriving the motor, report the unexpected change as a bailout signal, and disable the surgical tool once the bailout signal is received.

Abstract: Provided herein are anti-LTBR multispecific binding molecules, nucleic acids encoding the anti-LTBR multispecific binding molecules, vectors comprising the nucleic acids, host cells comprising the vectors, and pharmaceutical compositions comprising the anti-LTBR multispecific binding molecules. Also provided are methods of treating cancer in a subject in need thereof, the methods comprising administering the pharmaceutical compositions disclosed herein.

Abstract: An end effector for a surgical tool includes a distal clevis, first and second jaws rotatably mounted to the distal clevis at a first axle, a proximal clevis rotatably coupled to the distal clevis at a second axle, and an electrical conductor extending through and electrically bypassing the proximal clevis and terminating at the distal clevis to supply electrical energy to at least one of the first and second jaws via conduction. A portion of the electrical conductor provides a conductive spring member that allows the electrical conductor to flex as the distal clevis articulates.

Abstract: A surgical stapler is presented having a firing assembly, a motor, and a motor control circuit. The firing assembly is configured to translate along a longitudinal axis such that translation of the firing assembly in a distal direction is configured to deploy staples from an end effector during a firing stroke. The motor assembly includes a motor configured to drive the firing assembly along the longitudinal axis. The motor control circuit is configured to receive a firing signal indicating initiation of the firing stroke, drive the motor with a motor drive signal comprising a pulse width modulated (PWM) signal having a first constant duty cycle such that the firing assembly is translated through an initial distance, and increase a duty cycle of the PWM signal based at least in part on movement of the firing assembly through the initial distance.

Abstract: Retainers and retainer systems for staple cartridges with implantable adjuncts are disclosed. The retainers and retainer systems enable a compressive force to be applied to implantable adjuncts on staple cartridges. The retainer is movable through a range of motion relative to the staple cartridge, and movement of a retainer cam through a track compresses the implantable adjunct against the deck of the elongate body.

Abstract: Examples described herein may include a surgical computing device that directs data communications to surgical networks. The surgical computing device may include a processor that is configured to determine a present network locus, wherein the present network locus is any of a first surgical network or a second surgical network; identify a data communications session; determine a surgical data type of the data communication session, wherein the surgical data type is any of a first type of surgical data or a second type of surgical data, and direct the data communications session to the first surgical network if the surgical data type is the first type of surgical data or to the second surgical network if the surgical data type is the second type of surgical data.

Abstract: Various systems and methods providing recommendations based on analysis of surgical procedure variables are disclosed. A computer system, such as a surgical hub, can be configured to be communicably coupled to a surgical device. The computer system can be programmed to determine contextual data related to the surgical procedure being performed based at least in part of perioperative data received from the surgical device paired with the computer system. Further, the computer system can determine a procedural variable associated with the determined surgical context and then compare the procedural variable to a baseline. Depending upon the outcome of the comparison, the computer system can provide intraoperative or postoperative recommendations to the surgical staff.