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US 7,063,658 B2Granted
System having a carrier substrate and a Ti/P or A1/P coating
OwnerUdo Grabowy, Heinz Werner Buschinventors
Life of this patent
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Abstract
The invention refers to a system having a substrate as carrier and a coating deposited on the substrate. The invention is characterized in that the coating comprises at least the elements titanium (Ti) or aluminum (Al), respectively, and phosphorus (P).
Claims18
A medical device comprising:
- a substrate;
- a functional coating deposited on said substrate, said functional coating comprising:
- at least one of titanium and aluminum;
- and
- neutron activateable phosphorus;
- and
- an overcoat applied over said functional coating, said overcoat being substantially free of activity after neutron activation;
- wherein said functional coating is one of a titanium-aluminum-nitrogen-phosphorus, a titanium-nitrogen-phosphorus and an aluminum-nitrogen-phosphorus coating.
5 more elements
A medical device comprising:
- a substrate;
- a functional coating deposited on said substrate, said functional coating comprising:
- at least one of titanium and aluminum;
- and
- neutron activateable phosphorus;
- and
- an overcoat applied over said functional coating, said overcoat being substantially free of activity after neutron activation;
- wherein said overcoat is one of titanium-nitrogen and an amorphous carbon coating.
5 more elements
A medical device comprising:
- a substrate;
- a functional coating deposited on said substrate, said functional coating comprising:
- at least one of titanium and aluminum;
- and
- neutron activateable phosphorus;
- and
- an overcoat applied over said functional coating, said overcoat being substantially free of activity after neutron activation;
- wherein a proportion of said neutron activateable phosphorus amounts to no more than 35% by atomic weight of said functional coating.
5 more elements
A medical device comprising:
- a substrate;
- a functional coating deposited on said substrate, said functional coating comprising:
- at least one of titanium and aluminum;
- and
- neutron activateable phosphorus;
- and
- an overcoat applied over said functional coating, said overcoat being substantially free of activity after neutron activation;
- wherein said functional coating has a porosity of between approximately 1 to approximately 4 micrometers.
5 more elements
A radioactive implant, comprising:
- a substrate;
- a functional coating deposited on said substrate, said functional coating comprising:
- at least one of titanium and aluminum;
- and
- neutron activateable phosphorus;
- an overcoat applied over said functional coating, said overcoat being substantially free of activity after neutron activation;
- wherein the radioactive implant is irradiated with a thermal neutron flux of from approximately 1×1013 neutrons to approximately 5×1015 neutrons.
4 more elements
Dependencies are inferred from the claim text.