Vertebral facet joint prosthesis and method of fixation
US7998172B2 · kind B2 · utility
101Cited by
138References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 16, 2009 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Apr 16, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2310/00239
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Devices and methods for altering the spacing and motion at the facet joints of the vertebral column are provided. One embodiment of the invention comprises a prosthesis with surfaces configured to articulate with the facets of the facet joint. A retaining member for anchoring the prosthesis within the facet joint is optionally included. Methods for surgically and less invasively implanting the prosthesis and securing the prosthesis to the articular processes or surrounding soft tissue are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.