Total disc replacement system and related methods
US7485146B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2005 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Dec 26, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0069
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A total disc replacement (TDR) system for use in the spine and related methods, involving a first anchor plate having a first surface for engaging a first vertebra and a second surface including a semi-cylindrical surface, a second anchor plate having a first surface for engaging a second vertebra and a second surface including a semi-cylindrical surface, a pair of intradiscal liners, each having a first semi-cylindrical surface for engaging with said anchor plates and a second semi-cylindrical surface for engaging with an intradiscal element, and an intradiscal element including a first articular surface having a generally arcuate cross-section for articulating with said first intradiscal liner, and a second articular surface having a generally arcuate cross-section for articulating with said second intradiscal liner.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.