Interbody vertebral prosthetic and orthopedic fusion device with self-deploying anchors
US9107761B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 30, 2014 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Oct 30, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0073
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An intervertebral prosthesis includes: a body; at least three apertures extending from within the body; at least three anchoring elements disposed within the at least three apertures; and a drive mechanism operating to simultaneously push the at least three anchoring elements out through the apertures, where: a first deployment direction of a first of the anchoring elements includes: (i) a first substantial directional component in one of an anterior and posterior direction of the body; and (ii) a second substantial directional component parallel to the longitudinal axis of the body; a second deployment direction of a second of the anchoring elements includes: (i) a first substantial directional component in one of an anterior and posterior direction of the body; and (ii) a second substantial directional component parallel to the longitudinal axis of the body and opposite to the second substantial directional component of the first deployment direction of the first anchoring element; and the drive mechanism operates to move the first anchoring element at least some distance in the first deployment direction and to move the second anchoring element at least some distance in the seco…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.