Precision attachment device for a removable dental prosthesis
US5678996A · kind A · utility
Inventor
Key dates
| Filing date | Feb 24, 1995 |
| Grant date | Oct 21, 1997 |
| Priority date | — |
| Expiry date | Feb 24, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C13/2653
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is a precision attachment device for securing a removable dental prosthesis in the mouth, comprising a first section operatively arranged to be secured to a fixed tooth, a second section operatively arranged to be secured within the prosthesis, and also arranged to matingly engage the first section, the second section having a first mating member having a throughbore therein, and also having an elongated casing rotatably disposed within the throughbore of the first mating member; a spring loaded plunger member disposed within the casing and projecting therefrom, and, a retention member within the rotatable casing for limiting the extent of longitudinal travel of the plunger member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.