专利名称：Method of forming a vascular prosthetic
structure including expanded PTFE andgraphite
发明人：David Goldfarb申请号：US08/468435申请日：19950606公开号：US05955016A公开日：19990921
摘要：A method of forming a vascular prosthetic structure, including steps of: mixingpolytetrafluoroethylene resin with graphite powder to create a mixture; compacting themixture to form a preform; extruding the preform to form an extrudate, expanding theextrudate to form an expanded structure having a plurality of irregularly spaced nodesinterconnected by fibrils; and sintering the expanded structure to form the vascularprosthetic structure.
申请人：GOLDFARB; DAVID
代理机构：Wolf, Greenfield & Sacks, P
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