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US 2025/0144273 A1Published application
Bioimplant
AssigneesSaga University, KYOCERA Corporation
InventorsMasaaki MAWATARI, Masatsugu TSUKAMOTO, Iwao NODA
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Abstract
Provided is a bioimplant which is capable to inhibit the biofilm formation over a long period of time after an operation. The bioimplant of the present invention comprises a base material of metal, ceramic, or plastic and a thermal spraying film of a calcium phosphate-based material formed at least partially thereon and the silver concentration in the thermal-spray film is 0.05 wt % to 3.00 wt %.
Claims12
A bioimplant, comprising:
- a base material comprising a metal;
- a coating film on at least a part of a surface of the base material, the coating film comprising:
- a calcium phosphate-based material comprising oxyapatite and hydroxyapatite, and
- a silver material formed on at least a part of a surface of the base material;
- wherein fine crystals of the hydroxyapatite are present on a surface of the coating film,
- wherein a size of the fine crystals of hydroxyapatite is in a range of 0.01 μm to 2.00 μm in length, thickness or width.
3 more elements
Dependencies are inferred from the claim text.