Dental bur and method

  • US 6,257,889 B1
  • Filed: 03/25/1999
  • Issued: 07/10/2001
  • Est. Priority Date: 03/25/1999
  • Status: Expired due to Term
First Claim
Patent Images

1. A bur for use in examining an anomaly in a tooth, comprising:

  • a bur head with a body having a base, an opposed vertex and outer surface; and

    a plurality of the cutting members located at the outer surface of the body with at least a portion of the cutting members being positioned between the base and vertex and extending along the outer surface with the bur head being at least 1.5 millimeters in length and in which at least one of the cutting members is a blade which extends over the vertex of the body beyond other cutting members at the outer surface of the body.

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