Patent ID: 6614877
Filing Date: 2003-09-02
Classification: G06T

Abstract:
An x-ray system, comprising:an x-ray source irradiating a subject with x-rays; a collimator located proximate said x-ray source blocking a portion of said x-rays; a detector receiving x-rays from said x-ray source and creating subject data indicative of a subject and collimator data indicative of said collimator; a position detector identifying a position of said collimator with respect to a field of view of said x-ray source; a collimator calculation module computing a region of interest based on said position of said collimator; a gating module receiving said subject and collimator data, said gating module at least passing a portion of said subject data, said gating module blocking at least a portion of said collimator data based on said region of interest; and a display displaying an x-ray image based at least on said portion of said subject data passed by said gating module.