Posterior cervical fixation system
US11123110B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2019 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Nov 9, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/8061
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A posterior cervical fixation system including an occipital plate member, a cross connector, a pair of elongated spinal rods and a plurality of polyaxial screws. The occipital plate member configured for fixing to an occipital bone comprises an aperture to receive a bone anchor member to secure the occipital plate member to the occipital bone and at least one rod clamping element dimensioned to receive at least one spinal rod. The cross connector secures the pair of elongated spinal rods to vertebral bodies. The cross connector includes a pair of collet connectors and a cross bar that is configured to secure the pair of elongated spinal rods in a desired distance. Each polyaxial screw has an anchor head associated with a fastening member. The pair of elongated spinal rods is configured to extend along the vertebral bodies between the occipital plate member and at least one of the polyaxial screws.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.