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Gamma camera error correction using multiple point sources

  • US 6,664,542 B2
  • Filed: 12/20/2001
  • Issued: 12/16/2003
  • Est. Priority Date: 12/20/2001
  • Status: Expired due to Term
First Claim
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1. A method for adjusting the accuracy of detected event locations in a gamma camera system comprising:

  • positioning a plurality of point sources in the field-of-view of the camera;

    acquiring event data from the point sources from a plurality of detector positions;

    processing the event data to produce translational and rotational alignment adjustments; and

    producing gamma camera image information adjusted in accordance with the translational and rotational alignment adjustments.

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