Display method and apparatus of x-ray projection image for medical use, x-ray CT apparatus for medical use and recording medium for recording program to achieve the display method
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United States of America Patent
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May 2, 2006
Grant Date -
Apr 8, 2004
app pub date -
Oct 4, 2001
filing date -
Oct 4, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A display method and apparatus of an X-ray projection image for medical use wherein a projection interested area to construct the X-ray projection image of an object is set on an image layer with an extending predetermined thickness perpendicular to an X-ray radiation plane defined by rotational radiation of an X-ray beam, the projection interested area is comprised of the three dimensional X-ray absorption coefficient data, and the X-ray projection image is produced by projecting the three dimensional X-ray absorption coefficient data existing in the projection interested area with respect to a projection plane intersecting the X-ray radiation plane.
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