Fiber-reinforced composite rings for intravaginal controlled drug delivery
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United States of America Patent
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Mar 26, 2013
Grant Date -
Dec 30, 2004
app pub date -
Jun 3, 2004
filing date -
Jun 26, 2003
priority date (Note) -
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Abstract
A fiber-reinforced composite ring for the controlled release of at least one bioactive agent includes a biocompatible matrix reinforced with absorbable/biodegradable fibers capable of providing the mechanical properties needed for inserting and maintaining the ring in a body cavity for a desired period of time. Such ring system as can be used for the intravaginal, intraperitoneal, and subcutaneous delivery of at least one bioactive agent, including those used as contraceptives, antimicrobial agents, and/or antiviral agents, as well as those for the treatment of cancer.
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