Spinal surgical prosthesis
US6454806B1 · kind B1 · utility
689Cited by
6References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1999 |
| Grant date | Sep 24, 2002 |
| Priority date | — |
| Expiry date | Jul 26, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2/4455
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthesis in the form of a cage having opposed complimentary bearing surface assemblies. The bearing surface assemblies moveable towards and away from each other. The moving mechanism being part of the bearing surface assemblies. Each of the bearing surface assemblies having an outer bearing surface whereby movement of one bearing surface assembly in one direction will move the bearing surface assemblies away from each other and movement in the opposite direction will move the bearing surface assemblies towards each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.