A61B2018/00208

Adaptive control programs for a surgical system comprising more than one type of cartridge

A surgical suturing system is disclosed. The surgical suturing system comprises a shaft, a firing drive comprising a motor, and an end effector extending distally from the shaft. The end effector comprises a needle driver configured to be actuated by the motor, wherein the needle driver is configured to drive a needle installed within the end effector. The end effector further comprises a needle track configured to guide the needle installed within the end effector through a needle firing stroke, wherein the end effector is configured to accommodate suturing needles having different sizes. The surgical suturing system further comprises a control circuit configured to sense the size of the suturing needle installed within the end effector and adjust the actuation stroke of the motor to accommodate the size of the needle installed within the end effector.

Arthroscopic devices and methods

An arthroscopic cutting probe includes a shaft assembly having a distal end, a proximal end, and a longitudinal axis. A distal cutting member is rotatably attached at the distal end of the shaft assembly, and at least a portion of an exterior surface of the distal cutting member is electrically insulated. One or more burr elements extend radially outwardly from the electrically insulated portion of the exterior surface of the distal cutting member, wherein the burr element is electrically conductive to form an active electrode.

Arthroscopic devices and methods
11712290 · 2023-08-01 · ·

A bipolar radiofrequency (RF) device for treating tissue in the presence of an electrically conductive fluid includes a headpiece and a probe. The handpiece has a motor drive, a receiving channel, and an active electrical contact on an inner wall of the receiving channel. A return electrical contact is disposed proximally of the active electrical contact on the inner wall of the receiving channel. A probe includes a proximal hub and an elongated shaft extending distally about a longitudinal axis from the proximal hub, and the hub being may be inserted into and removed from the receiving channel of the handpiece. A working end of the probe is located at a distal end of the elongated shaft, and the working end includes an active electrode and a return electrode. A return electrical contact is located proximally of an active electrical contact on an outer surface of the hub. In this way, the return electrical contacts in the receiving channel and on the outer surface of the hub, respectively, and the achieve electrical contacts in the receiving channel and on the outer surface of the hub, respectively, engage each other when the hub is inserted into the receiving channel of the handpiece.

Passive header module for a modular energy system

A modular energy system including a header module and a module. The header module includes a display screen for displaying a user interface. The header module is configured to receive data, including safety critical data, from the module, control the display screen to cause the UI to display UI content based on the received data, the UI content including safety critical UI content based on the safety critical data, and transmit the displayed safety critical UI content to the module for verification thereby. The module is configured to confirm whether the transmitted safety critical data coincides with the displayed safety critical UI content. In the event that it is determined that they do not coincide, the header module and/or the module can be configured to stop the function(s) of the module, display an alert on the display screen, and take various other actions.

Adaptably connectable and reassignable system accessories for modular energy system

A modular energy system that can include a header module removably couplable to one or more energy modules. The one or more energy modules collectively comprise multiple ports to which a surgical instrument is connectable and are each configured to drive a plurality of energy modalities for the surgical instrument. The header module can comprise a display screen configured to display a user interface. The header module is connectable to a footswitch such that the header module can receive a control signal from the footswitch and can send a control signal to the footswitch. The header module can further comprise configured to assign the footswitch to a particular port and, based on user input received via the user interface, reassign the footswitch to another of the ports.

Grounding arrangement of energy modules

A first module configured to engage with a second module in a stacked configuration to define a modular energy system is provided. The first module comprises a first bridge connector portion and a second conductive portion. The first bridge connector portion is configured to engage with a second bridge connector portion of the second module as the first module and the second module are engaged. The first conductive portion is configured to engage with a second conductive portion of the second module as the first module and the second module are engaged, prior to engagement between the first bridge connector portion and the second bridge connector portion.

Surgical suturing instrument comprising a capture width which is larger than trocar diameter

A surgical suturing system is disclosed. The surgical suturing system comprises a firing drive, an end effector, and a needle configured to be driven by said firing drive. The end effector comprises a track defined therein configured to guide the needle through a needle firing stroke. The surgical suturing system further comprises a needle driver configured to be driven by the firing drive and configured to drive the needle through the needle firing stroke.

DEBRIDEMENT DEVICE AND METHOD
20230380889 · 2023-11-30 ·

Devices, systems and methods for cutting and sealing of tissue such as bone and soft tissue. Devices, systems and methods include delivery of energy including bipolar radiofrequency energy for sealing tissue which may be concurrent with delivery of fluid to a targeted tissue site. Devices include debridement devices which may include a fluid source. Devices include inner and outer shafts coaxially maintained and having cutters for debridement of tissue. An inner shaft may include electrodes apart from the cutter to minimize trauma to tissue during sealing or hemostasis. Devices may include a single, thin liner or sheath for electrically isolating the inner and outer shafts.

METHODS AND SYSTEMS OF VARIABLE ASPIRATION CONTROL IN SURGICAL PROCEDURES

Variable aspiration control in surgical procedures. At least one example is a method of performing a surgical procedure, the method comprising: driving, by a surgical controller, a motor within a handpiece coupled to a resection instrument, the driving causes mechanical resection of tissue by the resection instrument; aspirating, by a peristaltic pump associated with the surgical controller, fluid and tissue fragments through a suction lumen of the resection instrument during the resection of tissue; and modulating, by the surgical controller, speed of the peristaltic pump during the driving and aspirating, the modulating responsive to an interface device defined on an exterior surface of the handpiece.

High frequency hyperthermia device and hyperthermia method using the same
11540869 · 2023-01-03 · ·

Provided is a high frequency hyperthermia device which includes a main body (110) which includes a high frequency generator (114) which generates high frequency currents using drive power, a hand piece (120) which is connected to the main body (110) through a cable (140) and in which a handle (121) to be gripped by a user is disposed on an upper portion of the hand piece (120), and four or more contact electrodes (122), through which the high frequency currents being supplied are applied to skin (S) in contact with the contact electrodes (122) to generate deep heat in an internal body, are disposed on a lower surface of the hand piece (120), and an alternating switch (130) which is disposed between and connected to the high frequency generator (114) and the contact electrodes (122) in a circuit manner and which supplies the high frequency currents output from the high frequency generator (114) to the contact electrode (122), wherein the contact electrodes (122) are divided into pairs each having two contact electrodes (122), and the high frequency currents are alternately supplied to the pairs at a first speed.