Abstract: An apparatus includes a shaft assembly and an end effector. The shaft assembly includes an outer sheath, at least one irrigation conduit, and at least one suction conduit. The end effector includes a first electrode, a second electrode, and a web. The electrodes extend distally relative to a distal end of the outer sheath. The electrodes are operable to apply bipolar RF energy to tissue. The web extends laterally between the first and second electrodes. The web is positioned distal to the distal end of the outer sheath.

Abstract: A method for presenting surgical data onto a livestream of a surgical field on a display during a surgical procedure is disclosed. The method includes detecting, by a control module, surgical data, assigning, by the control module, display priority values to the surgical data, determining, by the control module, a display arrangement of the surgical data on the display based on the display priority values, and presenting onto the livestream visual representations of the surgical data in accordance with the display arrangement.

Abstract: A method of distributing data among members of a surgical team may include receiving imaging data, by a modular control tower, from a plurality of imaging devices, receiving device-dependent data, by the modular control tower, from each of a plurality of intelligent surgical instruments, associating, by the modular control tower, a display device with a member of the surgical team, defining, by the modular control tower, a functional role for the member of the surgical team, and displaying, by the modular control tower, a augmented reality display by the display device. The augmented reality display on the display device may include virtual objects based on the imaging data, the device-dependent data, the functional role of the member of the surgical team, and a surgical activity by the member of the surgical team. An interactive surgical system may implement this method.

Abstract: Various aspects of a generator, ultrasonic device, and method for estimating and controlling a state of an end effector of an ultrasonic device are disclosed. The ultrasonic device includes an electromechanical ultrasonic system defined by a predetermined resonant frequency, including an ultrasonic transducer coupled to an ultrasonic blade. A control circuit measures a complex impedance of an ultrasonic transducer, wherein the complex impedance is defined as Z g ? ( t ) = V g ? ( t ) I g ? ( t ) . The control circuit receives a complex impedance measurement data point and compares the complex impedance measurement data point to a data point in a reference complex impedance characteristic pattern. The control circuit then classifies the complex impedance measurement data point based on a result of the comparison analysis and assigns a state or condition of the end effector based on the result of the comparison analysis.

Abstract: Various aspects of a generator, ultrasonic device, and method for estimating a state of an end effector of an ultrasonic device are disclosed. The ultrasonic device includes an electromechanical ultrasonic system defined by a predetermined resonant frequency, including an ultrasonic transducer coupled to an ultrasonic blade. A control circuit measures a complex impedance of an ultrasonic transducer, wherein the complex impedance is defined as Z g ? ( t ) = V g ? ( t ) I g ? ( t ) . The control circuit receives a complex impedance measurement data point and compares the complex impedance measurement data point to a data point in a reference complex impedance characteristic pattern. The control circuit then classifies the complex impedance measurement data point based on a result of the comparison analysis and assigns a state or condition of the end effector based on the result of the comparison analysis.

Abstract: An apparatus includes a shaft assembly and an end effector. The shaft assembly includes an outer sheath, at least one irrigation conduit, and at least one suction conduit. The end effector includes a first electrode, a second electrode, and a web. The electrodes extend distally relative to a distal end of the outer sheath. The electrodes are operable to apply bipolar RF energy to tissue. The web extends laterally between the first and second electrodes. The web is positioned distal to the distal end of the outer sheath.

Abstract: A buttress applier cartridge configured to interface with an end effector of a surgical stapling instrument is disclosed. The buttress applier cartridge includes a first loading region configured to interface with an anvil of the end effector and a second loading region configured to interface with an elongate channel of the end effector. The first loading region includes a first absorbable layer and a loading assembly for securing the first absorbable layer to the anvil as the anvil approaches the first absorbable layer. The second loading region includes a staple cartridge removably coupled to the buttress applier cartridge. The staple cartridge includes a deck and a second absorbable layer positioned on the deck.

Abstract: A surgical system is disclosed including a housing assembly including an elongate shaft extending therefrom and a loading unit including a lug extending therefrom. The elongate shaft includes a spring assembly. The loading unit is rotatable relative to the elongate shaft between an unlocked position and a locked position. The spring assembly is configured to resist rotation of the lug as the loading unit is rotated toward the locked position.

Abstract: A surgical instrument system that comprises a shaft and a handle assembly releasably couplable to the shaft. The handle assembly comprises a disposable outer housing defining a sterile barrier. The disposable outer housing is movable between an open configuration and a closed configuration. The handle assembly further comprises a control inner core receivable inside the disposable outer housing in the open configuration. The disposable outer housing is configured to isolate the control inner core within the sterile barrier in the closed configuration. The surgical instrument system further comprises an end effector releasably couplable to the shaft and an electrical interface assembly configured to transmit data and power between the control inner core and the end effector. The electrical interface assembly comprises a first interface portion on a first side of the sterile barrier, and a second interface portion on a second side of the sterile barrier opposite the first side.

Abstract: A surgical instrument that comprises an end effector comprising a first jaw, a second jaw, a staple cartridge, and at least one electrode. The surgical instrument further comprises a drive member, a motor assembly, and a control circuit. The control circuit is configured to cause the at least one electrode to deliver a therapeutic energy to the tissue in a first phase of a surgical treatment, cause the motor assembly to move the drive member to deploy staples into the tissue in a second phase of the surgical treatment, monitor a first tissue property in the first phase, and switch from the first phase to the second phase if at least one of two conditions is met, set a parameter of the second phase based on at least one measurement of the tissue property determined in the first phase, and monitor a second tissue property, in the second phase.

Abstract: A method for treating tissue using a surgical instrument including at least one electrode and a staple cartridge is disclosed. The method includes causing the at least one electrode to deliver a therapeutic energy to the tissue in a first phase of a surgical treatment by the surgical instrument, deploying staples from the staple cartridge into the tissue in a second phase of the surgical treatment, monitoring a first tissue property in the first phase of the surgical treatment, switching from the first phase to the second phase if at least one of two conditions is met, setting a parameter of the second phase of the surgical treatment based on at least one measurement of the first tissue property determined in the first phase of the surgical treatment, and monitoring a second tissue property, different from the first tissue property, in the second phase of the surgical treatment.

Abstract: An ultrasonic surgical instrument that includes an ultrasonic transducer, a handle assembly supporting the ultrasonic transducer, a clamp arm assembly, and a mechanical lockout assembly. The handle assembly includes a housing and an ultrasonic blade acoustically coupled with the ultrasonic transducer. The clamp arm assembly includes a clamp arm. The mechanical lockout assembly is configured to switch between at least an unlocked configuration and a locked configuration. In the locked configuration, the handle assembly and the clamp arm assembly are not completely coupled together and the operator is physically prevented from activating the instrument using an operator input feature. In the unlocked configuration, the clamp arm assembly and the shaft assembly are completely coupled together and the operator is able to activate the instrument using the operator input feature.

Abstract: A surgical instrument, has an end effector that includes an ultrasonic blade, and a clamp arm that moves relative to the ultrasonic blade from an opened position toward an intermediate position and a closed position. The clamp arm is offset from the ultrasonic blade to define a predetermined gap in the intermediate position between the opened position and the closed position. A clamp arm actuator connects to the clamp arm and moves from an opened configuration to a closed configuration to direct the clamp arm from the opened position toward the intermediate position and the closed position. A spacer connects with the clamp arm to inhibit movement of the clamp arm from the intermediate position toward the closed position for maintaining the predetermined gap between the clamp arm and the ultrasonic blade.

Abstract: An ultrasonic surgical instrument and method of assembly with a predetermined alignment includes first and second modular assemblies and an electrical lockout. The first modular assembly includes at least a portion of an end effector configured to manipulate a tissue. The second modular assembly includes a transducer power circuit and an activation switch electrically connected to the transducer power circuit. The electrical lockout is electrically connected to the transducer power circuit and configured to inhibit the activation switch from powering the ultrasonic transducer with the first and second modular assemblies misaligned from the predetermined alignment such that the first and second modular assemblies are in a locked-out state. The electrical lockout is further configured to allow the activation switch to power the ultrasonic transducer with the first and second modular assemblies in the predetermined alignment such that the first and second modular assemblies are in an operational state.

Abstract: An ultrasonic surgical instrument and method of assembly with a predetermined alignment includes first and second modular assemblies and an electrical lockout. The first modular assembly includes at least a portion of an end effector configured to manipulate a tissue. The second modular assembly includes a transducer power circuit and an activation switch electrically connected to the transducer power circuit. The electrical lockout is electrically connected to the transducer power circuit and configured to inhibit the activation switch from powering the ultrasonic transducer with the first and second modular assemblies misaligned from the predetermined alignment such that the first and second modular assemblies are in a locked-out state. The electrical lockout is further configured to allow the activation switch to power the ultrasonic transducer with the first and second modular assemblies in the predetermined alignment such that the first and second modular assemblies are in an operational state.

Abstract: An ultrasonic surgical instrument includes a first modular assembly including at least one operator input feature an ultrasonic transducer supported by the first modular assembly, and a second modular assembly configured to be removably coupled with the first modular assembly. The second modular assembly includes at least a portion of an end effector extending distally from a distal end portion of the second modular assembly. The instrument includes a mechanical lockout assembly configured to switch between at least an unlocked configuration and a locked configuration. In the locked configuration, the first modular assembly and the second modular assembly are partially coupled together such that the operator is physically prevented from activating the instrument using the operator input feature. In the unlocked configuration, the first modular assembly and the second modular assembly are completely coupled together and the operator is able to activate the instrument using the operator input feature.

Abstract: An ultrasonic surgical instrument that includes a handle assembly including at least one user input feature; an ultrasonic transducer supported by the handle assembly, a shaft assembly configured to removably couple with the handle assembly, and a mechanical lockout assembly. The shaft assembly includes a distal end portion. The shaft assembly further includes an end effector extending distally from the distal end portion, and an ultrasonic waveguide configured to be acoustically coupled with the ultrasonic transducer. The mechanical lockout assembly is configured to move between at least an unlocked configuration and a locked configuration. In the locked configuration, the handle assembly and the shaft assembly are only partially coupled together physically preventing the user from activating the instrument using the user input feature.

Abstract: Disclosed is a surgical instrument with an end-effector adapted and configured to deliver a plurality of energy modalities to tissue at a distal end thereof. The energy modalities may be applied simultaneously, independently, or sequentially. A generator is electrically coupled to the surgical instrument and is configured to supply a plurality of energy modalities to the end-effector. In one aspect, the generator is configured to supply electrosurgical energy (e.g., monopolar or bipolar radio frequency (RF) energy) and ultrasonic energy to the end-effector to allow the end-effector to interact with the tissue. The energy modalities may be supplied to the end-effector by a single generator or multiple generators.

Abstract: An end-effector is disclosed. The end-effector includes a clamp arm and an ultrasonic blade configured to acoustically couple to an ultrasonic transducer and to electrically couple to a pole of an electrical generator. The clamp arm includes a clamp jaw, a plurality of variable longitudinal support elements, and a cantilever electrode configured to electrically couple to an opposite pole of the electrical generator, the cantilever electrode fixed to the clamp jaw at a proximal end and free to deflect at a distal end. The cantilever electrode is supported by the variable longitudinal support elements. The variable longitudinal support elements apply a variable force on the cantilever electrode from the proximal end to the distal end.

Abstract: An end-effector is disclosed. The end-effector includes a clamp arm and an ultrasonic blade configured to acoustically couple to an ultrasonic transducer and electrically couple to a pole of an electrical generator. The clamp arm includes a clamp jaw and an electrode configured to electrically couple to an opposite pole of the electrical generator. In one configuration, the electrode is segmented. In another configuration, the ultrasonic blade includes electrically insulative material deposited on selected areas to prevent electrical shorting in the event of the ultrasonic blade contacts the electrode. In another configuration, the clamp arm, the ultrasonic blade, or both include selectively coated components.