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Medical instrument guidance using stereo radiolocation

  • US 6,678,546 B2
  • Filed: 01/30/2001
  • Issued: 01/13/2004
  • Est. Priority Date: 01/30/2001
  • Status: Expired due to Term
First Claim
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1. An apparatus for use in performing a medical procedure on an area of interest within a patient'"'"'s body, comprising:

  • a patient support for supporting said patient in a substantially fixed position relative to a predetermined frame of reference;

    a photon detector system, disposed in known spatial relation to and moveable with respect to said predetermined frame of reference, for receiving photon emissions from the area of interest within the patient'"'"'s body and providing location information relative to said predetermined frame of reference based on the emissions, wherein a source of said photon emissions is within said patient'"'"'s body and said source emits photons in multiple non-collinear directions from said source; and

    a processor for receiving the location information from said photo detector system and identifying three-dimensional spatial coordinates of the area of interest relative to said predetermined frame of reference based on the location information.

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