Expandable cage
US10980644B2 · kind B2 · utility
26Cited by
0References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2019 |
| Grant date | Apr 20, 2021 |
| Priority date | — |
| Expiry date | Oct 8, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/30579
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An expandable cage for placement between adjacent vertebrae having two or more upper and lower end plates having compound-angled slots, ramps or rails, and a drive means having corresponding compound-angled slots, ramps or rails configured to slidingly engage the compound-angled slots, ramps or rails of the two or more upper and lower end plates, wherein movement of the drive means in a first direction moves the two or more upper and lower end plates away from each other both vertically and horizontally to expand both a height and a width of the expandable cage from a collapsed state to an expanded state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.