Poly(butylmethacrylate) and rapamycin coated stent
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United States of America Patent
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Apr 6, 2010
Grant Date -
Sep 22, 2005
app pub date -
May 17, 2005
filing date -
Sep 28, 2000
priority date (Note) -
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Abstract
An implantable medical device, such as a stent, is disclosed. The device includes a substrate and a polymeric layer including poly(methylmethacrylate) or poly(butylmethacrylate) supported by the substrate. The polymeric layer contains rapamycin. A barrier is over at least a portion of the polymeric layer to reduce the rate of release of rapamycin from the implantable medical device. The polymeric layer can additionally include poly(ethylene co-vinyl acetate).
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