Device for dynamic posterior stabilisation matching the anatomic lordosis
US9072544B2 · kind B2 · utility
5Cited by
7References
6Claims
0Family size
Assignee
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Key dates
| Filing date | May 20, 2009 |
| Grant date | Jul 7, 2015 |
| Priority date | — |
| Expiry date | Aug 15, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B17/7031
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The a device is provided for dynamic posterior stabilization. The device combines includes a mobile piston rod with a piston head at an end thereof; a viscoelastic shock-absorbing unit having a convex surface; a fixed rod defining an angle relative to an axis of a casing and the fixed rod including, at an end thereof, a concave surface; a viscoelastic ring; and wherein the viscoelastic components are contained within the casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.