Ocular dosimeter and manufacturing method therefor
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United States of America Patent
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Sep 3, 2019
Grant Date -
Mar 21, 2019
app pub date -
Oct 17, 2018
filing date -
Dec 22, 2016
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Abstract
The present disclosure relates to a contact lens type dosimeter for measuring a dose distribution of a crystalline lens during radiation therapy, and a method of manufacturing the same. The ocular dosimeter has a contact lens shape and is configured to be worn on an eyeball, which comprises a basic material containing hydrophilic polyurethane, and a radiochromic dye. When the ocular dosimeter is worn on the eyeball, the dosimeter is configured to measure a radiation dose irradiated to a crystalline lens through a variation in color of the ocular dosimeter.
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