Screw and rod fixation system
US7766945B2 · kind B2 · utility
167Cited by
104References
37Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2004 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Oct 9, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/863
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention provides a stabile construct to facilitate connecting a spinal fixation rod to a plurality of vertebral bodies. The construct or implant comprises a housing and an insert. The housing and insert are shaped to cooperatively engage the bone screw and rod to provide a stable construct that allows for polyaxial orientation between the bone screw and the remainder of the construct.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.