Patent ID: 7632307
Filing Date: 2009-12-15
Classification: A61L

Abstract:
1. A structural element of an implantable medical device, a surface of the structural element comprises an abluminal side, a luminal side, and two sidewalls extending between the abluminal side and the luminal side, wherein the structural element has a coating comprising: a continuous first layer disposed above all or a majority of the abluminal side and above a portion of at least one of the sidewalls extending from the abluminal side, wherein the luminal side and other portions of the at least one sidewall are free from the first layer wherein the first layer comprises a polymer; and a continuous second layer covering the first layer such that no portion of the first layer is not covered by the second layer, and wherein the luminal side of the structural element is free from the second layer; wherein the second layer covers a portion of the structural element not covered by the first layer, wherein the first layer is over the portion of the at least one of the sidewalls measured along an axis normal to the portion of the at least one of the sidewalls.