Expandable articulating intervertebral implant with limited articulation
US9579124B2 · kind B2 · utility
67Cited by
382References
67Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 2, 2012 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | Apr 12, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2310/00023
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An artificial functional spinal unit including an expandable intervertebral implant that can be inserted via a posterior surgical approach and used with one or more facet replacement devices to provide an anatomically correct range of motion is described. Lordotic and non-lordotic expandable, articulating implants and cages are described, along with embodiments of facet replacement devices and instruments for insertion. Methods of insertion are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.