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US08277926B2 Methods for fabricating coatings for drug delivery devices having gradient of hydration 有权
用于制备具有水化梯度的药物递送装置的涂层的方法

Methods for fabricating coatings for drug delivery devices having gradient of hydration
Abstract:
A method for fabricating a coating for an implantable medical device is provided comprising applying a first polymer on at least a portion of the device to form a first layer of the coating and applying a second polymer on at least a portion of the first layer to form a second layer of the coating. The second polymer has a lower degree of hydration than the first polymer.
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