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METHOD AND SYSTEM FOR RESTORATION OF A NAVIGATION DATA LOSS IN IMAGE-GUIDED NAVIGATION

  • US 20080154526A1
  • Filed: 12/21/2006
  • Published: 06/26/2008
  • Est. Priority Date: 12/21/2006
  • Status: Active Grant
First Claim
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1. A method for restoring navigation failure information in a fluoroscopy-based imaging system, comprising:

  • (a) obtaining a plurality of receiver navigation information using a calibration target rigidly attached to a supporting member of the imaging system, said calibration target including a plurality of receivers providing navigation information and the supporting member including a C-arm;

    (b) identifying a navigation failure;

    (c) determining a calibrated receiver navigation information using a calibration information and a C-arm imaging position obtained during the navigation failure; and

    (d) estimating a receiver navigation information corresponding to the navigation failure using the calibrated receiver navigation information, and a transmitter navigation information.

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