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Illuminated and isolated electrosurgical apparatus

  • US 10,194,975 B1
  • Filed: 02/02/2018
  • Issued: 02/05/2019
  • Est. Priority Date: 07/11/2017
  • Status: Active Grant
First Claim
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1. An electrosurgical device comprising:

  • a) a handle;

    b) a conductive electrode supported by the handle and having a tip for cutting or cauterizing tissue;

    c) an illumination element coupled to the handle, the illumination element comprising a light source, an optical waveguide, and a light emitting element illuminating the electrode tip;

    d) a metallic tubular heat sink surrounding at least part of the conductive electrode and illumination element and having a distal outer edge that abuts against the light emitting element; and

    e) an insulating, shielding or other isolating element that prevents or discourages unintended current flow or plasma formation between the distal outer edge and nearby patient tissue.

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