Antithrombogenic materials
AssigneesAgency of Industrial Science and Technology, Sumitomo Electric Industries, Ltd., Watanabe Pharmaceutical Industry Co., Ltd.
InventorsMakoto Kodama, Tsukasa Sakai, Keishiro Tsuda, Koichi Okita, Shigeru Asako, Masaharu Komamiya, Hiroshi Oinuma
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Abstract
An antithrombogenic material is described, comprising an expanded polytetrafluoroethylene base having a collagen layer provided on the surface thereof, and further provided thereon a composite layer of collagen and a mucopolysaccharide, and said collagen is crosslinked with a crosslinking agent.
Claims4
An antithrombogenic material consisting essentially of an expanded polytetrafluroethylene base having a collagen layer provided on the surface thereof, and a composite layer of collagen having mucopolysaccharide dispersed therein, provided on said collagen layer, wherein the collagen in said collagen layer and said composite layer is crosslinked with a crosslinking agent.
Dependencies are inferred from the claim text.