A61B34/00

Robotic catheter system including imaging system control

A robotic catheter procedure system includes a bedside system and a workstation. The bedside system includes an actuating mechanism configured to engage and to impart movement to a percutaneous device. The workstation includes a user interface and a control system configured to be operatively coupled to the user interface, the bedside system, and a medical imaging system. The control system is responsive to a first input and to a second input, and the user interface receives the second input from a user. The control system is configured to generate a first control signal to the medical imaging system based on the first input, and the medical imaging system captures at least one image in response to the first control signal. The control system is configured to generate a second control signal to the actuating mechanism based on the second input, and the actuating mechanism causes movement of the percutaneous device in response to the second control signal. The first input is indicative of upcoming percutaneous device movement.

Identification system for medical devices

A system and method of use thereof are disclosed, the system including a treatment source, such as an electrosurgical generator and a plurality of treatment devices operable to be coupled to the treatment source, one or more of the treatment devices being associated with one or more device identifiers which can be, for example, physically present on the device or contained in device software.

DYNAMIC INTERACTION-ORIENTED SUBJECT'S LIMB TIME-VARYING STIFFNESS IDENTIFICATION METHOD AND DEVICE

The disclosure provides a dynamic interaction-oriented subject's limb time-varying stiffness identification method and device. The method includes: the combination of subject's limb displacement and measured force data or the combination of angle and measured torque data is collected; based on the time-varying dynamic system constructed based on a second-order impedance model, the linear parameter varying method is utilized to substitute the time-varying impedance parameters and reconstruct the restoring force/torque expression; iterative identification is performed on variable weights, dynamic interaction force/torque, and restoring force/torque by using time-varying dynamic parameters based on the dynamic interaction force/torque expression expanded from basis function; the time-varying stiffness is solved by using variable weights and dynamic interaction force/torque according to expression with substituted the time-varying impedance parameters. The disclosure not only improves the accuracy of the time-varying stiffness identification technology but also expands the application scenarios of the time-varying stiffness identification technology.

MEDICAL INSTRUMENT HAVING TRANSLATABLE SPOOL
20230025762 · 2023-01-26 ·

Medical instruments having a translatable spool are disclosed. In one aspect, a medical instrument configured for use with a robotic system includes an instrument base configured to couple to a robotic drive mechanism of the robotic system and an elongate shaft coupled to the instrument base. The elongate shaft has a distal end. The medical instrument also includes a pull wire fixedly coupled to the distal end of the elongate shaft, the pull wire being configured to actuate the elongate shaft, and a rotatable spool in the instrument base. The rotatable spool is configured to direct the pull wire to the elongate shaft at an angle. The rotatable spool is configured to translate in coordination with actuation of the elongate shaft to control the angle of the pull wire relative to the elongate shaft.

APPARATUS AND METHOD FOR REMOVING TISSUE FROM A BODY
20230023230 · 2023-01-26 ·

Disclosed embodiments provide an apparatus and method of removing tissue from a body of a human or non-human animal. The disclosed embodiments includes a tool that may have a cutting edge to drill into tissue. The tool has magnetizable segments, which may be translated or rotated by an applied magnetic field

SYSTEMS FOR PREDICTING INTRAOPERATIVE PATIENT MOBILITY AND IDENTIFYING MOBILITY-RELATED SURGICAL STEPS
20230023440 · 2023-01-26 ·

Computer-implemented methods for modeling a surgical correction for a patient, and associated systems are disclosed herein. In some embodiments, the method includes obtaining patient data. The image data can depict a native anatomical configuration of a region of a patient's spine. The method also includes generating a virtual model of the patient's spine in the native anatomical configuration and/or a corrected anatomical configuration. The method can also include identifying one or more soft tissue surgical steps, predicting an effect of the soft tissue surgical steps, and generating a surgical plan for achieving the corrected anatomical configuration. The soft tissue surgical step can adjust an intraoperative mobility of vertebrae of the spine to achieve the corrected anatomical configuration. The surgical plan includes at least one of the soft tissue surgical steps to help facilitate movement of the vertebrae to the corrected anatomical configuration.

DEVICES AND METHODS FOR STRESS/STRAIN ISOLATION ON A FORCE SENSOR UNIT

A medical device includes a shaft comprising a proximal end portion and a distal end portion. A beam has a proximal end portion, a distal end portion, and a middle portion, and one or more strain sensors are on the middle portion. The proximal end portion of the beam is matingly coupled to the distal end portion of the shaft to form an interface. The beam comprises a discontinuity between the interface and the middle portion of the beam. In some embodiments, the medical device includes a link and the distal end portion of the beam is matingly coupled to the link to form a second interface. A second discontinuity is between the second interface and the middle portion of the beam. In some embodiments, an anchor is coupled to the shaft and the proximal end portion of the beam is matingly coupled to the anchor.

SYSTEMS AND METHODS FOR TAG-BASED INSTRUMENT CONTROL
20230225804 · 2023-07-20 ·

A system may render, within a graphical user interface associated with a computer-assisted medical system, a graphical tag element associated with a physical location within a region of interest. The system may detect a user interaction with the graphical tag element. The system may further direct, in response to the detecting of the user interaction with the graphical tag element, the computer-assisted medical system to adjust a pose of an instrument based on the physical location within the region of interest.

Surgical stapling device

A surgical device is disclosed which includes a handle portion, a central body portion and a SULU. The SULU includes a proximal body portion, an intermediate pivot member and a tool assembly. The intermediate pivot member is pivotally secured to the proximal body portion about a first pivot axis and the tool assembly is pivotally secured to the intermediate pivot member about a second pivot axis which is orthogonal to the first pivot axis. The SULU includes a plurality of articulation links which are operably connected to the tool assembly by non-rigid links. The articulation links are adapted to releasably engage articulation links positioned in the central body portion. The body portion articulation links are connected to an articulation actuator which is supported for omni-directional movement to effect articulation of the tool assembly about the first and second axes. The handle portion includes a spindle and barrel assembly drive mechanism for advancing and retracting a drive member positioned in the tool assembly. In one embodiment, the tool assembly includes a cartridge assembly having a plurality of staples and an anvil assembly.

ENDOSCOPIC SUTURING DEVICE

The present invention relates to an endoscope suturing device and, more specifically, to an endoscopic suturing device capable of suturing a range of incisions by using an endoscope. According to the present invention, a wide range of incisions can be continuously sutured with high suturing power by using an endoscope, the suturing procedure time can be shortened, and a suturing method using a suture can minimize leftover foreign substances in the body, and thus can prevent side effects caused by the foreign substances. In addition, by using an endoscope, suturing with high-reliability is possible regardless of the range of suture areas, and thus the present invention can be used for simple suturing procedures and various internal surgeries such as gastrointestinal reduction surgery and NOTES, which uses a natural orifice.