Intervertebral implant comprising joint parts that are...

Details Intervertebral implant comprising joint parts that are... Intervertebral implant comprising joint parts that are...

2011-02-15

2011-02-15

Barrett, Thomas C. (Department: 3775)

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

C623S017110

Reexamination Certificate

active

07887591

ABSTRACT:
An intervertebral implant (1), specifically an artificial intervertebral disk, with a central axis (2), an upper section (10), suitable for laying onto the base plate of a vertebral body lying on top and a lower section (20), suitable for laying onto the cover plate of a vertebral body lying below, whereinA) the upper section (10) is provided with a ventral side area (11), a dorsal side area (12), two lateral side areas (13,14), a top apposition surface (15) and a bottom surface (16);B) the lower section (20) is provided with a ventral side area (21), a dorsal side area (22), two lateral side areas (23,24), a bottom apposition surface (25) and a top surface (26);C) the two sections (10,20) are moveable in relation to each other by means of one joint (30) arranged between the two sections (10;20), whereinD) the joint (30) is a universal joint with two swivel axles (3;4) standing perpendicular to each other.

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patent: 2002/0052656 (2002-05-01), Michelson
patent: 2003/0208273 (2003-11-01), Eisermann et al.
patent: 2003/0233145 (2003-12-01), Landry et al.
patent: 2004/0106998 (2004-06-01), Ferree
patent: 2332822 (1999-11-01), None

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