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Electrosurgical knife

  • US 6,589,239 B2
  • Filed: 12/13/2001
  • Issued: 07/08/2003
  • Est. Priority Date: 02/01/2000
  • Status: Active Grant
First Claim
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1. An electrosurgical instrument for cooperation with an electrical power supply, said electrosurgical instrument of the type including a handle, one or more conductors coupling the power supply to the handle, and a knife blade for use in the hemostatic cutting of soft tissue, said cutting being accomplished through the transfer of electrical energy from the knife blade to a patient during surgery primarily through conduction, said knife blade comprising:

  • a conductive substrate having a surface; and

    a top coat applied to at least a portion of the conductive substrate;

    said top coat including a non-stick agent and a hardening agent substantially uniformly impregnated with a conductive agent.

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