PUNCTAL PLUG WITH ACTIVE AGENT
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United States of America Patent
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app pub date -
Jun 26, 2012
filing date -
Apr 15, 2004
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Abandoned
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Abstract
A punctal plug for insertion through a punctal aperture of an eye. The punctal plug includes a stem configured to be inserted into the punctal aperture and along a canaliculus of the eye, a stopper connected to one end of the stem, the stopper configured to seat against the punctal aperture, and a topical prostaglandin. The stem and the stopper are made from a porous or absorbent material, and wherein the material is saturated with the topical prostaglandin.
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