发明授权
US07063884B2 Stent coating 失效
支架涂层

Stent coating
摘要:
A stent comprising a coating layer is disclosed. The coating layer has a hydrophobic component and a hydrophilic component, wherein a region of the coating layer on or about the outermost surface of the coating layer has a higher content or concentration of the hydrophilic component than the hydrophobic component.
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