Stent coating with gradient porosity
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United States of America Patent
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Issued Date -
Feb 17, 2005
app pub date -
Aug 12, 2004
filing date -
Aug 13, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
Biocompatible coatings for medical devices are disclosed. Specifically, polymer coatings designed to control the release of drugs from medical devices in vivo are disclosed wherein the porosity of the polymer coatings is varied to control elute rate profiles. Also disclosed are vascular stents and stent grafts with controlled release coatings and related methods for making these coatings.
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