Patent · US Active

Spine disc replacement with compliant articulating core

US9084681B2 · kind B2 · utility

2Cited by

6References

20Claims

0Family size

Assignee

DePuy Synthes Products, Inc. · US

Inventors

Roger Berger · Manosque, FR
Joern Richter · Kandern, DE
David Koch · North Logan, US
Markus Kraft · Frenkendorf, CH

Key dates

Filing date	Jun 17, 2011
Grant date	Jul 21, 2015
Priority date	—
Expiry date	Jul 20, 2031

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61F2310/00179
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

An intervertebral implant can include a pair of endplates between which is coupled a bag that is filled or is fillable with small beads or particles having smooth exterior geometries. The bead sack implant allows for articulation about various centers of rotation without a predefined neutral position.

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