Extra-discal inter-vertebral prosthesis for controlling the variations of the inter-vertebral distance by means of a double damper
US5480401A · kind A · utility
436Cited by
1References
25Claims
0Family size
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Key dates
| Filing date | Feb 10, 1994 |
| Grant date | Jan 2, 1996 |
| Priority date | — |
| Expiry date | Feb 10, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32754
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prosthesis with double damper performing the function of intervertebral stabilizer which comprises at least two identical elements assembled together and comprising elastic bodies for regulating the bending-stretching movement between two vertebrae so as to approach as closely as possible the physiological course of a discal movement.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.