A61B2034/304

Cutting machine for resizing raw implants during surgery

Provided is a method for forming an implant with an autonomous manufacturing device. The method includes accessing a first computer-readable reconstruction of a being's anatomy; accessing a second computer-readable reconstruction of an implant; accessing a third computer-readable reconstruction comprising the first computer-readable reconstruction superimposed with the second computer readable reconstruction; generating at least one computer-readable trace from a point cloud; and forming an implant with an autonomous manufacturing device, wherein the autonomous manufacturing device forms the implant into a shape defined by at least one dimension of the computer-readable trace.

Multi-port surgical robotic system architecture

A robotic surgery system includes an orienting platform, a support linkage movably supporting the orienting platform, a plurality of surgical instrument manipulators, and a plurality of set-up linkages. Each of the manipulators includes an instrument holder and is operable to rotate the instrument holder around a remote center of manipulation (RC). At least one of the manipulators includes a reorientation mechanism that when actuated moves the attached manipulator through a motion that maintains the associated RC in a fixed position.

Delta mechanism with enhanced torsional stiffness
20180000548 · 2018-01-04 ·

A mechanical translation apparatus includes a translation stage and a translation assembly operatively connected to the translation stage so as to impart linear motions to the translation stage substantially free of rotational motions. The translation assembly includes a plurality of at least three arms pivotably connected to the translation stage at a first end of each arm of the plurality of at least three arms. The mechanical translation apparatus also includes a base assembly in which each arm of the plurality of at least three arms is also rotationally connected to the base assembly at a second end of each arm. Each arm of the plurality of at least three arms includes three rigid elongate structures arranged substantially parallel and non-coplanar with respect to each other so as to act in cooperation to cancel torques so that substantially purely linear motion is imparted to the translation stage by the plurality of at least three arms, and the translation assembly constrains motion of the translation stage to be substantially purely translational motion free of rotational motion. A robot includes the mechanical translation apparatus.

System and method for maintaining a tool position and orientation

A system and method of maintaining a tool position and orientation for a computer-assisted device include a control unit and an articulated structure coupled to the control unit and including a plurality of joints. The articulated structure is configured to support an instrument. The control unit is configured to determine an error that is introduced to a position of the instrument, an orientation of the instrument, or both the position of the instrument and the orientation of the instrument by movement of a first joint of the plurality of joints; and drive at least a second joint of the plurality of joints to reduce the error.

REMOTE CATHETER MANIPULATOR
20230000573 · 2023-01-05 ·

A robotic instrument driver for elongate members includes a first elongate member, and at least one manipulator mechanism configured to manipulate the first elongate member, and at least one articulating drive configured to articulate the first elongate member, positionable on a bed and beside a patient access site. The manipulator and articulating drive are positioned relative to each other a distance less than the insertable length of the first elongate member, stationary in position.

CONTINUUM INSTRUMENT AND SURGICAL ROBOT
20230225806 · 2023-07-20 ·

A continuum instrument includes: at least one proximal continuum, at least one distal continuum, a drive connection part, and a drive transmission mechanism. The drive connection part is connected to a proximal stop disk of the proximal continuum, and includes an input end located at a proximal side of the proximal stop disk. An output end of the drive transmission mechanism is connected to the input end of the drive connection part, and the output end is configured to drive the input end such that the proximal stop disk turns to drive the distal continuum to bend by means of proximal structural backbones of the proximal continuum and distal structural backbones of the distal continuum.

SURGICAL ROBOT, SURGICAL SYSTEM, AND CONTROL METHOD

A surgical robot includes robot arms, an arm base, and a control device. Each of the robot arms includes a base portion, a tip portion that can hold a medical instrument, and links. The link adjacent to the base portion is connected to the base portion through a rotational joint. The control device controls the robot arm having at least seven degrees of freedom among the robot arms such that when viewed from a direction parallel to an axial direction of a rotation axis of the rotational joint, a first portion of a first link is located between a second portion of the base portion and a third portion of the tip portion.

Surgical frame having translating lower beam and moveable linkage or surgical equipment attached thereto and method for use thereof

A surgical frame and method for use thereof is provided. The surgical frame is capable of reconfiguration before, during, or after surgery using a moveable main beam supporting a patient thereon. The surgical frame includes a translating lower beam that is moveable between at least a first lateral position and a second lateral position, and a linkage and/or surgical equipment supportively and moveably attached to the translating lower beam or interconnected with the translating lower beam via the linkage. The linkage and/or the surgical equipment are moveable between a first position at or adjacent a first end of the translating lower beam and a second position at or adjacent a second end of the translating lower beam. The translating lower beam is used to join a first support portion and a second support portion of the surgical frame to one another, and movement of the translating lower beam affords access to a patient receiving area. A linear movement mechanism can be used to facilitate movement of the linkage and/or the surgical equipment along the translating lower beam to avoid interference with the main beam or the translating lower beam.

Medical device for manipulating surgical tools

A medical device has been disclosed. The medical device includes a parallel manipulator. The parallel manipulator having an end platform coupled to a surgical tool and a base platform coupled to machine module. The machine module is coupled to the surgical tool through a transmission shaft disposed between the end platform and the base platform.

LINK-DRIVEN ARTICULATION DEVICE FOR A SURGICAL DEVICE
20230000578 · 2023-01-05 ·

Disclosed is a robotic surgical tool, comprising an end effector, an elongate shaft, and an articulation joint. The articulation joint comprises a pivot plate attached to the end effector, a fixed plate attached to the elongate shaft, and a spherical joint coupled to the pivot plate and the fixed plate. The robotic surgical tool further comprises an articulation drive system. The articulation drive system comprises a first rod, a second rod, a third rod, and a fourth rod that extend through the elongate shaft, a first mechanical link pivotably coupled to the first rod and to the pivot plate, a second mechanical link pivotably coupled to the second rod and to the pivot plate, a third mechanical link pivotably coupled to the third rod and to the pivot plate, and a fourth mechanical link pivotably coupled to the fourth rod and to the pivot plate.