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US 7,682,649 B2Granted
Medical devices and methods of making the same
AssigneeBoston Scientific Scimed, Inc.
InventorsVerivada Chandrasekaran, Karl Morris Schmidt, Christopher Torres Molina
Life of this patent
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Abstract
An endoprosthesis, such as a stent, having a layer that can enhance the biocompatibility of the endoprosthesis, and methods of making the endoprosthesis are disclosed.
Claims18
A method of making a stent including a member, the method comprising:
- forming an outer layer of the stent on the member, the outer layer of the stent comprising an alloy comprising a radiopaque metal element and a second metal element, wherein the radiopaque metal element is selected from a group consisting of gold, palladium, and platinum;
- and oxidizing a portion of the alloy of the outer layer.
A method of making a stent including a member, the method comprising:
- forming a first layer of a stent comprising a radiopaque metal element on the member, wherein the radiopaque metal element is selected from the group consisting of gold, platinum, and palladium;
- forming a second layer of a stent comprising an alloy of the radiopaque metal element and a second metal element;
- oxidizing a portion of the alloy of the second layer.
Dependencies are inferred from the claim text.