Spinal stabilization using bone anchor seat and cross coupling with improved locking feature
US7594924B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2006 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Jul 14, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/7073
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A stabilization rod engaging apparatus for implantation in a patient includes: a first pivot element including at least one first aperture, a first engagement element, and a first locking element; a second pivot element including at least one second aperture, a second engagement element, and a second locking element, wherein: the first and second apertures are sized, shaped and disposed in substantial axial alignment such that they are operable to receive the stabilization rod therethrough, and displacement of the first and second locking elements relative to one another urges the first and second apertures to misalign and thereby clamp the stabilization rod.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.