Medical device with a porous surface for delivery of a therapeutic agent
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United States of America Patent
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Dec 6, 2011
Grant Date -
Oct 2, 2008
app pub date -
Feb 27, 2008
filing date -
Mar 1, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention is generally directed to implantable medical devices for delivering therapeutic agents to the body tissue of a patient and methods for making such medical devices. In particular, the present invention is directed to implantable medical devices, such as intravascular stents, having a surface that includes a plurality of cavities and a plurality of pores and a composition disposed in the pores and/or cavities, as well as, implantable medical devices, such as intravascular stents, having a surface that has a coating composition disposed on the surface, wherein the coating composition includes a plurality of cavities and a plurality of pores and another coating composition disposed in the pores and/or cavities.
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