Laterally expandable spinal prosthesis
US9439771B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2012 |
| Grant date | Sep 13, 2016 |
| Priority date | — |
| Expiry date | Mar 19, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2002/4629
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An expandable spinal prosthesis is disclosed, including a first surface having a first plurality of tissue anchors; a second surface opposite the first surface, the second surface having a second plurality of tissue anchors; a first wall between the first and second surfaces, and a second wall between the first and second surfaces, the second wall located opposite the first wall and being movable with respect to the first wall. A surgical instrument is also provided, including an elongated shaft defining a proximal end and a distal end; a first prosthesis engagement element accessible from the proximal end and extending from the distal end; and a second prosthesis engagement element accessible from the proximal end and extending from the distal end, the second prosthesis engagement element including a plurality of gear teeth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.