Modified implantable device surface and a method of making the same
First Claim
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1. A stent comprising:
- a metallic stent body having a stent body surface;
a molecular carbon deposit present at a depth of not more than about 2000 Å
beneath the stent body surface; and
a plasma-polymerized polymer film layer deposited over the stent body surface and in intimate contact with the stent body surface, wherein the plasma-polymerized film layer is chemically bonded to the carbon deposit.
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Abstract
A medical device, such as a stent, is disclosed having a modified surface. A method of making the modification is also disclosed. The modification includes depositing a substance within the surface of the device and forming a film layer on the surface of the device. The substance can include carbon and the film layer can be a polymeric layer, such as a plasma polymerized organic film layer.
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Citations
9 Claims
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1. A stent comprising:
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a metallic stent body having a stent body surface; a molecular carbon deposit present at a depth of not more than about 2000 Å
beneath the stent body surface; anda plasma-polymerized polymer film layer deposited over the stent body surface and in intimate contact with the stent body surface, wherein the plasma-polymerized film layer is chemically bonded to the carbon deposit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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Specification