Dental wedges and matrix bands for use in direct composite restoration techniques for posterior teeth
US10238470B2 · kind B2 · utility
3Cited by
10References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 6, 2017 |
| Grant date | Mar 26, 2019 |
| Priority date | — |
| Expiry date | Oct 6, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C5/60
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A wedge system for use in a dental restoration procedure for a posterior tooth. The wedge system includes a first wedge including a body, a first arm extending from the body, a second arm extending from the body, and a gap formed between the first arm and the second arm. In some cases, the wedge system may include a second wedge including a body and an arm extending from the body, and at least a portion of the arm of the second wedge can be disposed in the gap of the first wedge to removably secure the second wedge to the first wedge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.