STENT WITH POLYMER COATING CONTAINING AMORPHOUS RAPAMYCIN
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United States of America Patent
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Issued Date -
Mar 5, 2009
app pub date -
Jul 14, 2006
filing date -
Jul 15, 2005
priority date (Note) -
Abandoned
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Abstract
A coated coronary stent, comprising: a stainless steel sent framework coated with a primer layer of Parylene C; and a rapamycin-polymer coating having substantially uniform thickness disposed on the stent framework, wherein the rapamycin-polymer coating comprises polybutyl methacrylate (PBMA), polyethylene-co-vinyl acetate (PEVA) and rapamycin, wherein substantially all of the rapamycin in the coating is in amorphous form and substantially uniformly dispersed within the rapamycin-polymer coating.
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