Medical devices having drug eluting properties and methods of manufacture thereof
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United States of America Patent
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Issued Date -
Sep 30, 2004
app pub date -
Mar 26, 2004
filing date -
Mar 31, 2003
priority date (Note) -
Abandoned
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Abstract
A medical device comprises a shape memory alloy having a reverse martensitic transformation start temperature of greater than or equal to about 0.degree. C.; and a drug coating comprising a polymeric resin and a biologically active agent. A method of manufacturing a stent comprises cold forming a shape memory alloy from a wire; heat treating the cold formed shape memory alloy at a temperatures greater than that at which a martensitic transformation can occur; and coating the stent with a drug coating comprising a biologically active agent.
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