Coatings for drug delivery devices having gradient of hydration and methods for fabricating thereof
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United States of America Patent
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Feb 12, 2008
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N/A
app pub date -
Nov 6, 2003
filing date -
Nov 6, 2003
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Abstract
Coatings for implantable medical devices, and methods for fabricating thereof, are provided. The coatings include a first polymer layer and a second polymer layer, where the second polymer has a higher degree of hydration than the first polymer.
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