Alignment verification device and method of using the same with a visual light beam and an x-ray
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United States of America Patent
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Jul 31, 2001
Grant Date -
N/A
app pub date -
May 29, 1998
filing date -
Apr 10, 1998
priority date (Note) -
Expired
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Abstract
A device and method for verifying positional alignment between a visible light beam and an x-ray beam by providing a radio-opaque body that is to be positioned in the center of the visible light beam in the x-ray field. The image of the radio-opaque body provides an indication of whether the position of the visible light beam is colinear and coincident with the central ray of the x-ray beam of an imaging system.
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