Dental prosthesis and component thereof
US11980524B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 5, 2022 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Aug 2, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2430/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention provides a measure that makes it possible to prevent more effectively, in comparison with the prior art, the invasion of germs from the gap between a dental prosthesis and the gingiva when the dental prosthesis is used in an oral cavity as well as the infection and inflammation associated therewith.There is a dental prosthesis or a component thereof, characterized in that: the dental prosthesis or the component thereof has hydroxyapatite fine particles on a surface of the dental prosthesis or the component thereof; the hydroxyapatite fine particles are sintered bodies; and the hydroxyapatite fine particles have a mean particle size of 10 to 1,000 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.