Rectal balloon with radiation sensor and/or markers
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United States of America Patent
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Dec 10, 2013
Grant Date -
Oct 11, 2012
app pub date -
Apr 11, 2012
filing date -
Jan 16, 2007
priority date (Note) -
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Abstract
A rectal balloon apparatus has a shaft with a fluid passageway extending therethrough. A balloon is affixed over an end of the shaft such that the fluid passageway communicates with an interior of the balloon. The balloon has a laterally flat surface thereon when inflated. The laterally flat surface of the balloon has a longitudinal groove formed thereon. The balloon has a radiation sensor positioned within the groove and a plurality of fiducial markers positioned on a surface of the balloon. A stopper is slidably mounted on the shaft.
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