Spinal implants
US8900309B2 · kind B2 · utility
25Cited by
33References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2011 |
| Grant date | Dec 2, 2014 |
| Priority date | — |
| Expiry date | Aug 31, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2220/0016
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed are improved spinal implants that are configured to help prevent post-operative migration of the implant. In some embodiments, the implant system includes multi-axial tooth geometry and other geometrical configurations such as but not limited to peripheral curvatures that aid in the prevention of such post-operative migration. Also disclosed are asymmetrical implants having superior and inferior surfaces with different angulations relative to the sagittal midline.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.