Asymmetric S.P.E.C.T. collimator which surrounds the patient
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United States of America Patent
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Sep 27, 1988
Grant Date -
N/A
app pub date -
Sep 2, 1987
filing date -
Sep 2, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
First, second, third and fourth sections of a collimator are arranged to bound an asymmetric interior region. The collimator has one and only one focal point, which is located inside the body to be imaged. The first and second sections are curved and are preferably circular arcs with different radii of curvature. The third and fourth sections are straight.
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Cited Art Landscape
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