Freeze-thaw method for modifying stent coating
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United States of America Patent
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Aug 21, 2012
Grant Date -
Dec 11, 2008
app pub date -
Jun 21, 2006
filing date -
Jun 21, 2006
priority date (Note) -
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status (Latency Note)
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Abstract
Methods are disclosed for controlling the morphology and the release-rate of active agent from a coating layer for medical devices comprising a polymer matrix and one or more active agents. The methods comprise exposing a wet or dry coating to a freeze-thaw cycle. The coating layer can be used for controlled delivery of an active agent or a combination of active agents.
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