Patent · US Expired

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

Assignee

Inventor

Key dates

Filing dateFeb 10, 1994
Grant dateJan 2, 1996
Priority date
Expiry dateFeb 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.