Patent · US Expired

Extra-discal intervertebral prosthesis

US5562737A · kind A · utility

386Cited by
9References
32Claims
0Family size

Inventor

Key dates

Filing dateNov 15, 1994
Grant dateOct 8, 1996
Priority date
Expiry dateNov 15, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S606/91
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

An extra-discal intervertebral prosthesis comprising at least a partially closed, elongated body including a compression chamber having an elastic block at one end. The block has a free face abutted by a ball joint associated with a first of two fixation means engagable in spaced vertebrae of a patient.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.