×

Apparatus and method for photogrammetric surgical localization

  • US 5,836,954 A
  • Filed: 02/18/1997
  • Issued: 11/17/1998
  • Est. Priority Date: 04/21/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. A fiducial structure for establishing a three-dimensional coordinate framework for a portion of a patient'"'"'s body from a photographic image pair, comprising:

  • a sufficient number of fiducial indicators arranged to a three-dimensional coordinate system; and

    a frame supporting and connecting said fiducial indicators, said frame constructed to hold said fiducial indicators in fixed relation to each other, wherein said frame is in proximate, but non-contact relationship with said portion of said patient'"'"'s body.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×