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Hardened ultrasonic dental surgical tips and process

  • US 5,704,787 A
  • Filed: 10/20/1995
  • Issued: 01/06/1998
  • Est. Priority Date: 10/20/1995
  • Status: Expired due to Term
First Claim
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1. A surgical tip for use with an ultrasonic device, the tip comprising:

  • a substantially elongate instrument having first and second opposite ends, the second end having an outer surface, wherein the first end has coupling means for coupling to an ultrasonic device; and

    the outer surface of the second end being a cutting surface defined by multiple indentations formed in the outer surface and having a coating of a metal nitride applied over the cutting surface to maintain its cutting character.

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