Attachment for dental prosthesis
US4634382A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Jun 3, 1985 |
| Grant date | Jan 6, 1987 |
| Priority date | — |
| Expiry date | Jun 3, 2005 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C13/2656
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
According to the present invention, there is provided for an attachment for a dental prosthesis comprising: (a) a male member made of a rigid material provided at a retentive tooth or a dental root; and (b) a female member provided at the dental prosthesis and facing to the male member, wherein the female member has an elastic part made of an elastic material in order to grip at least an engaging portion of the male member, and the elastic part is formed as one body with an elastic lining layer made of an elastic material and being provided at an inner surface of the dental prosthesis to be in contact with an alveolus ridge. Whereby, the dental prosthesis can be stably and softly supported on the alveolus ridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.