Method and apparatus for motion-free cardiac CT imaging

摘要

A method and apparatus for generating CT images of a moving body part using a CT imaging system. The method includes steps of: scanning a portion of a patient's body including the moving body part utilizing the CT imaging system; collecting image data representative of a sequence of images of the scanned portion of the patient's body; selecting a fixed reference point in images represented by the image data; and selecting at least one image from the sequence of images according to a function of relative positions of the moving body part and the fixed reference point in the sequence of images. A CT scanner or a workstation is configured as an apparatus to implement the method.