Orthodontic archwire and method of moving teeth
US5044947A · kind A · utility
94Cited by
6References
50Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1990 |
| Grant date | Sep 3, 1991 |
| Priority date | — |
| Expiry date | Jun 29, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C2201/007
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An orthodontic appliance made of a shape memory alloy comprising of a nickel, titanium, and copper composition which is formulated to provide the desired loading and unloading forces to the bracket.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.