Spinal intervertebral implant adjustable in situ comprising hard pass point
US7156874B2 · kind B2 · utility
203Cited by
4References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2001 |
| Grant date | Jan 2, 2007 |
| Priority date | — |
| Expiry date | May 21, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0091
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The invention concerns a spinal intervertebral implant (200) comprising at least an upper element (203), a lower element (205), and an intermediate member (201) adapted to co-operate with the upper and lower elements by helical linking means (207, 254) including means (216) forming hard pass points when the helical linkage is carried out.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.