Implant and method for production thereof
AssigneeBIOTRONIK SE & Co. KG
InventorsUllrich Bayer, Bernd Block, Baerbel Becher, Daniel Lootz
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Abstract
A method for producing an implant and the implant itself, particularly an intraluminal endoprosthesis, wherein the implant is produced from a preferably hollow cylindrical semifinished article (10), wherein the semifinished article contains magnesium or a magnesium alloy, the method comprising preparing the semifinished article (10), and shaping the semifinished article at a temperature of between 250° C. and 550° C. using a tool, which has a metallic lubricant containing gallium and/or a gallium compound on at least a part of its surface that will come into contact with the semifinished article.
Claims12
A method for producing an implant, particularly an intraluminal endoprosthesis, from a hollow cylindrical semifinished article, wherein the semifinished article contains magnesium or a magnesium alloy, said method comprising the following steps:
- a) preparing the semifinished article, and
- b) shaping the semifinished article at a temperature between 250° C. and 550° C. using a tool, which has a metallic lubricant containing gallium and/or a gallium compound on at least a part of its surface that will come into contact with the semifinished article and diffuse into the surface of the semifinished article to become alloyed with the magnesium or magnesium alloy.
Dependencies are inferred from the claim text.