Patent ID: 7359746
Filing Date: 2008-04-15
Classification: A61B

Abstract:
1. A method for displaying information during an interventional procedure, comprising: scanning a scanner calibrator to acquire an image of said scanner calibrator, said scanner calibrator comprising at least one fiducial and said image of said scanner calibrator comprising a representation of said at least one fiducial; determining a position relative to a tracking system of the scanner calibrator when the image of the scanner calibrator was acquired; determining a position relative to the tracking system of a scanner tracker fixed to a scanner; determining a transform (T calculating a transform (T calculating a transform (T scanning at least a portion of an anatomy of a patient to acquire a plurality of anatomical images of said portion of said anatomy; determining a position relative to the tracking system of a patient tracker associated with the patient; calculating a transform (T determining a transform (T determining a transform (T calculating a transform (T displaying an updated current position of said instrument on at least one of said plurality of anatomical images based at least in part on said calculated transform (T