Patent ID: 6613088
Filing Date: 2003-09-02
Classification: A61F,A61L,C08L,C23C

Abstract:
A device adapted to be implanted within a human body, said device comprising an outer surface, wherein said outer surface has a first coating deposited on at least a portion thereof by magnetron sputtering,wherein said first coating has an average thickness of less than about 500 angstroms, wherein said first coating comprises an element selected from the group consisting of platinum, palladium, manganese, nickel, gold, silver, rhodium, rhenium, cobalt, iridium, titanium, zirconium, niobium, tantalum, vanadium, aluminum, carbon, silicon, selenium, tin, boron, chromium, germanium, phosphorus, yttrium, hafnium, molybdenum, lanthanum, scandium, gadolinium, europium, terbium, neodymium, samarium, gallium, dysprosium, ytterbium, lutetium, erbium, thulium, compounds of nitrogen and oxygen, and indium, and compounds and combinations and alloys thereof, with the proviso that there is a second coating of another element when said first coating comprises carbon, wherein said first coating does not release substantial amounts of said element into an aqueous environment, and wherein said device will react as a body enzyme with deleterious peroxide compounds and free radical oxygen species in body fluids and tissue when said device is implanted into said human body.