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Tool guide for a surgical tool

  • US 6,377,839 B1
  • Filed: 05/29/1998
  • Issued: 04/23/2002
  • Est. Priority Date: 11/30/1992
  • Status: Expired due to Fees
First Claim
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1. An apparatus for guiding a surgical tool in relation to a patient, the apparatus comprising:

  • a guide member defining a guide axis, the guide member being configured to support a tool along the defined guide axis; and

    a plurality of discrete sources, which are located on the guide member, of one of sonic, infrared, light, and radio frequency signals indicative of an orientation of the guide axis.

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