Expandable fusion device for positioning between adjacent vertebral bodies
US11766341B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2022 |
| Grant date | Sep 26, 2023 |
| Priority date | — |
| Expiry date | Jun 9, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/4627
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An intervertebral implant including a first substantially pyramidal-shaped wedge having: a first pair of laterally extending flanges, and a second pair of laterally extending flanges spaced from the first pair of laterally extending flanges; an upper body having an inferior surface, a superior surface, and a pair of recessed tracks for receiving the first pair of laterally extending flanges; and a lower body having a superior surface, an inferior surface, and a pair of recessed tracks for receiving the second pair of laterally extending flanges. The first substantially pyramidal-shaped wedge is movable between a first position and a second position within the recessed tracks of the upper body and the lower body. The intervertebral implant also includes a case housing the first substantially pyramidal-shaped wedge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.