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Surgical cutting device

  • US 4,622,966 A
  • Filed: 07/16/1984
  • Issued: 11/18/1986
  • Est. Priority Date: 06/30/1981
  • Status: Expired due to Term
First Claim
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1. A surgical instrument capable of being heated to a predetermined temperature within a predetermined temperature range, comprising:

  • a blade body havinga steel substrate with a cutting edge anda copper composition having a yield strength of at least 25,000 p.s.i. laminated to said steel substrate, but not extending so as to cover the cutting edge of said steel substrate;

    a hollow cutting instrument body which engages the blade body;

    heater means passing through said hollow cutting instrument body and directly interfacing and secured at its proximal end to said blade body and at its distal end to said cutting instrument body; and

    non-stick means coated on said cutting edge and at least a portion of the balance of said blade body.

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