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US 2010/0249497 A1Published application
Surgical instrument
OwnerWilliam J. Peine, Woojin Leeinventors
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OwnerWilliam J. Peine, Woojin Leeinventors
Estimating the term…
A medical instrument that includes an instrument shaft having proximal and distal ends; a tool for performing a medical procedure; a control handle; a distal motion member for coupling the distal end of the instrument shaft to the tool; a proximal motion member for coupling the proximal end of the instrument shaft to the control handle; actuation means extending between the distal and proximal motion members for coupling motion of the proximal motion member to the distal motion member for controlling the positioning of the tool; a control tube through which the instrument shaft and tool extend; the control tube including, along the length thereof, a curved section; the curved section of the control tube, upon rotation thereof, providing an additional degree of freedom by displacing the tool out of a plane defined by the curved section of the control tube.
A medical instrument comprising:
A medical instrument comprising:
A medical instrument comprising:
A cable drive mechanism supported in the handle of a surgical instrument for controlling a distal tool by controlling a bending of a distal bendable member that is coupled to the tool, said cable drive mechanism comprising, at least one motor, a pair of follower, a threaded shaft for supporting the pair of follower, a respective pair of control cables being connected to the followers at one end and to the distal bendable member at the other end thereof, the motor for driving the threaded shaft to, in turn, move the followers in either the same or opposite direction to control the tool.
Dependencies are inferred from the claim text.