Bone anchoring device with spherical articulation
US7892266B2 · kind B2 · utility
27Cited by
37References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 10, 2003 |
| Grant date | Feb 22, 2011 |
| Priority date | — |
| Expiry date | Jul 10, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/8605
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A bone anchoring device includes a bone anchoring element provided with a head for receiving a threaded shaft on which a clamping means is to be screwed. A spherical articulation is provided between the bone anchoring element and the threaded shaft to provide the threaded shaft with multiple orientations, and a rotational linkage is also provided between the bone anchoring element and the threaded shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.