Patent ID: 8512579
Filing Date: 2013-08-20
Classification: A61F,B21D,B29L,C23F,Y10S,Y10T

Abstract:
1. A method of manufacturing an intravascular stent comprising the steps of: providing an intravascular stent having an inner surface and an outer surface; and forming at least one groove in the inner surface of the intravascular stent by etching the inner surface by a chemical process, wherein the chemical process includes the steps of: coating the inner surface of the stent with a photosensitive material; inserting a mask into the stent and the mask is inserted into the stent by first disposing the mask upon a deflated balloon and then inserting the deflated balloon into the stent; irradiating the inner surface of the stent by a light source; removing the mask from the stent; and chemically etching the inner surface of the stent to produce the at least one groove in the inner surface of the stent.