Spinal facet joint and laminoplasty implant
US11389302B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2020 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Sep 25, 2040 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/4415
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A spine implant for use in spinal facet joint fixation or to connect distracted portions of a vertebral lamina in a laminoplasty through use or non-use of a spacer. One or two bone screw plates are angularly adjustable relative to a base plate for attachment by bone screws to vertebral bone. One form of the spine implant has a base plate, a first plate pivotally connected to the base plate for angular adjustment relative to the base plate and configured to hold one or two bone screws for attaching the first plate to first vertebral bone, and a second plate configured to hold two bone screws for attaching the second plate to second vertebral bone. The second plate may be pivotally connected to the body for angular adjustment of the second plate relative to the base plate or fixed to the base plate at a predetermined angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.