Apparatus for bracing vertebrae
US6537276B2 · kind B2 · utility
330Cited by
10References
33Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 1, 2001 |
| Grant date | Mar 25, 2003 |
| Priority date | — |
| Expiry date | Jun 9, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/7038
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An apparatus for bracing a plurality of vertebrae of the human spine has at least two pedicle screws, each having an annular head with an opening therewithin and including a slot therewithin. Each slot extends into the corresponding opening and includes internal threaded portions. A securing screw to be screwed in each slot is provided. A relatively stiff threaded rod is also provided and is to be inserted into the opening in the head of each of the pedicle screws and to be secured by the securing screws. Adjusting nuts are screwed on the rod and at least one cooperates with each head.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.