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Electro-surgical instrument with replaceable end-effectors and inhibited surface conduction

  • US 20040267254A1
  • Filed: 06/30/2003
  • Published: 12/30/2004
  • Est. Priority Date: 06/30/2003
  • Status: Active Grant
First Claim
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1. An end-effector device for use with an electrosurgical instrument for robotic surgery, the end-effector device comprising:

  • at least one active electrode at a distal end of the device;

    coupling means adjacent a proximal end of the device for coupling the device with the electrosurgical instrument; and

    at least one insulation material disposed at least partially around the active electrode for inhibiting conduction of electrical current from the active electrode to the electrosurgical instrument.

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