Robotically-controlled motorized surgical instrument with an end effector

  • US 9,655,614 B2
  • Filed: 03/11/2013
  • Issued: 05/23/2017
  • Est. Priority Date: 09/23/2008
  • Status: Active Grant
First Claim
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1. A surgical tool for use with a robotic system, the surgical tool comprising:

  • a shaft;

    an end effector extending distally from the shaft, the end effector comprising;

    a first jaw member; and

    a second jaw member movable relative to the first jaw member about a pivot from a closed position to an open position in response to at least one axial motion;

    an articulation joint disposed proximal to the pivot, wherein the end effector is rotatable relative to the shaft about the articulation joint;

    a motor configured to generate at least one rotational motion; and

    a motion conversion assembly operably coupled to the motor and the second jaw member, wherein the motion conversion assembly is configured to convert the at least one rotational motion to the at least one axial motion.

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