Robotically-controller motorized surgical tool with an end effector

  • US 10,130,361 B2
  • Filed: 09/23/2016
  • Issued: 11/20/2018
  • 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 housing;

    a shaft extending distally from the housing;

    an end effector extending distally from the shaft, the end effector comprising a circular stapler configured to support an interchangeable staple cartridge;

    a motor configured to generate at least one rotational motion, wherein the motor comprises at least two windings;

    a modular adapter coupled to the housing and the robotic system, wherein the modular adapter comprises at least three rotary shaft interfaces, wherein the at least three rotary shaft interfaces are configured to actuate a closing motion and a firing motion of the circular stapler; and

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

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