Expanding interbody implant and articulating inserter and methods of use
US10470894B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2017 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Jan 14, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/443
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A device includes a first endplate having an engagement surface and first and second extensions. The first extension has a first ramp and the second extension has a first slot. A second endplate includes a second engagement surface and third and fourth extensions. The third extension has a second ramp and the fourth extension has a second slot. A wedge is positioned between the endplates and includes a first inclined portion that engages the first ramp and a second inclined portion that engages the second ramp. The wedge has first and second apertures. A first pin extends through the first aperture and the first slot. A second pin extends through the second aperture and the second slot. The wedge is movable relative to the endplates to move the device from a first height to an increased second height. Methods of use are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.