C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
3/121, 18/49, 40
C08L 27/18 (2006.01) A61F 2/06 (2006.01) A61F 2/24 (2006.01) A61L 27/16 (2006.01) A61L 27/44 (2006.01) A61L 27/50 (2006.01) C08K 3/04 (2006.01)
Patent
CA 1147087
Abstract of the Disclosure The specification teaches thromboresistant composi- tions made of suitable biologically compatible plastic materials and a substance having a negative charge, e.g., graphite, incorporated therein in the framework of the lattices of the plastic, for use in prosthetic vascular devices intended to be permanently grafted in body loci wherein use of a thrombo- resistant prosthetic is desirable. An exemplary combination is polytetrafluoroethylene and graphite made into suitable structures for use as prosthetic arteries, veins and heart valves is taught.
313611
Goldfarb David
Macrae & Co.
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