Patent ID: 9101698
Filing Date: 2015-08-11
Classification: A61B,A61F,A61L

Abstract:
1. A method of fabricating a stent comprising: co-extruding a tube consisting of at least one radiopaque layer and at least one support layer, each radiopaque layer consisting of a radiopaque material mixed within a bioabsorbable polymer and each support layer consisting of the same bioabsorbable polymer as the radiopaque layer, wherein the radiopaque material comprises a corrodible metal, a biostable metal, metallic salts, or a combination thereof; and cutting a stent pattern in the tube to form a stent comprising a scaffolding, the stent scaffolding consisting of a support layer and a radiopaque layer, the scaffolding support layer formed from the at least one tube support layer and the scaffolding radiopaque layer formed from the at least one tube radiopaque layer, wherein the bioabsorbable polymer allows the radiopaque layer to erode away in greater than 2 months upon delivery and implantation of the stent.