A61B2090/066

ROBOTICALLY-ASSISTED SURGICAL SUTURING SYSTEMS
20200015806 · 2020-01-16 ·

A surgical suturing tracking system configured for use with a suturing needle is disclosed. The surgical suturing tracking system comprises a spectral light emitter, a waveform sensor, and a control circuit coupled to the waveform sensor. The control circuit is configured to cause the spectral light emitter to emit spectral light waves toward a suturing needle and a tissue structure, receive an input corresponding to the spectral light waves reflected by the needle and the tissue structure and determine a distance between the needle and the tissue structure based on the received input.

Powered surgical instrument with parameter-based firing rate

A surgical instrument comprising an end effector, which comprises a sensor configured to measure a parameter associated with a tissue grasped between the first jaw member and the second jaw member of the end effector. The surgical instrument further comprises a firing member to effect motion at the end effector, which is driven by a motor. Instructions stored in the memory of the surgical instrument cause the motor to driven the firing member at a firing rate that is a function of a measurement of the parameter. The parameter can, for example, include a thickness of the tissue grasped by the end effector.

CONTROL SYSTEM, CONTROL METHOD, AND SURGICAL ARM SYSTEM

There is provided a control system for controlling a surgical arm device of a multi-link structure in which a plurality of links is coupled together by a joint unit in a force control mode.

In generalized inverse dynamics, the control system sets a motion purpose and a constraint condition in an operation space describing an inertia of force acting on a multi-link structural body and an acceleration of the multi-link structural body, and for implementing an operation space acceleration indicating the motion purpose, calculates a virtual force acting on the operation space on the basis of a motion equation relating to the operation space including a term of an operation space bias acceleration in consideration to gravity compensation according to inclination information of the surgical arm device, and calculates a torque command value for a joint unit on the basis of a real force converted from the virtual force.

Torque-limiting devices, systems, and methods

Various torque-limiting surgical driver devices, systems, and methods are disclosed. The surgical driver can include a body, a motor that is configured to rotate a drill bit engaged with the surgical driver, and a processor configured to control operation of the surgical driver. The surgical driver can have torque-limiting functionality, such as by monitoring the amount of torque applied to a drill bit and reducing or stopping rotation of the drill bit when certain torque-limiting criteria are met.

Surgical platform with adjustable arm supports

A robotic surgical system can include one or more adjustable arm supports that support one or more robotic arms. The adjustable arm supports can be configured to attach to either a table, a column support of the table, or a base of the table to deploy the adjustable arm supports and robotic arms from a position below the table. In some examples, the adjustable arm supports include at least four degrees of freedom that allow for adjustment of the position of a bar or rail to which the robotic arms are mounted. One of the degrees of freedom can allow the adjustable arm support to be adjusted vertically relative to the table.

INTELLIGENT HOLDING ARM FOR HEAD SURGERY, WITH TOUCH-SENSITIVE OPERATION
20190388179 · 2019-12-26 ·

A holding arm for medical purposes, in particular for holding surgical mechatronic assistance systems and/or surgical instruments, includes a proximal end for attaching the holding arm to a base and a distal end for receiving a surgical mechatronic assistance system and/or surgical instrument; at least one first and one second arm segment, wherein the first arm segment is connected to a first joint and the second arm segment is connected to a second joint, wherein each joint is releasable and lockable. An operating unit is provided for bringing the holding arm into a desired pose, wherein the operating unit is adapted to release the associated joint upon contact between an operator and one of the first and second arm segments. A corresponding method is also provided.

ELECTROSURGICAL NETWORK
20190388137 · 2019-12-26 ·

An electrosurgical system comprising: a plurality of electrosurgical connection units, each electrosurgical connection unit comprising an input port connectable to an electrosurgical channel and an output port connectable to an electrosurgical instrument, the electrosurgical connection unit configured to connect the input port to the output port; an electrosurgical network comprising a plurality of electrosurgical links that connect the input ports of the electrosurgical connection units to an electrosurgical channel; and a control unit configured to: receive information from a device indicating that the device has detected an electrosurgical generator connected to the electrosurgical channel, the device being one of the electrosurgical connection units and an electrosurgical output device connected to the electrosurgical channel; determine a location of the electrosurgical generator in the electrosurgical network based on the received information; and transmit one or more control signals to the electrosurgical connection units and/or one or more electrosurgical output devices connected to the electrosurgical channel to cause the output port of a selected combination of electrosurgical connection units to be connected to the electrosurgical channel based on the determined location of the electrosurgical generator.

ELECTRONIC FORCE MEASURING JOINT DISTRACTION LEVER AND METHOD OF USE THEREOF
20190388078 · 2019-12-26 ·

A joint distraction lever for use during a distraction procedure is disclosed. The joint distraction lever includes a lever body having a handle portion coupled to a working portion, a fulcrum extending from a bottom surface of the working portion of the lever body, a distal tip, wherein the distal tip is raised above a top surface of the working portion of the lever body, a force measurement device configured to measure a distraction force applied at the distal tip during a distraction procedure for a joint during which a torque is applied at the handle portion of the lever body, and a force value output configured to indicate the distraction force applied at the distal tip.

Robotic surgical system torque transduction sensing
10507068 · 2019-12-17 · ·

A method of verifying torque measurements of a reaction torque transducer of an instrument drive unit includes a controller receiving a verification signal, generating an acceptable range of torques, receiving a torque signal, comparing the torque signal to the acceptable range of torques, and stopping a motor if the torque applied by the motor is outside of the acceptable range of torques. The verification signal is indicative of the current drawn by the motor and the torque signal is indicative of torque applied by the motor.

Method of hub communication, processing, storage and display

A method including detecting a modular surgical device within bounds of a surgical operating room, connecting the modular surgical device to a surgical hub, connecting the surgical hub to a cloud-based system, transmitting surgical data associated with a surgical procedure being performed in the surgical operating room from the modular surgical device to the surgical hub, and transmitting the surgical data from the surgical hub to the cloud-based system.