Modular lateral expansion device

Details Modular lateral expansion device Modular lateral expansion device

2011-08-23

2011-08-23

Barrett, Thomas C. (Department: 3775)

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

Implantable prosthesis

Bone

C623S017160

Reexamination Certificate

active

08002831

ABSTRACT:
A modular lateral expansion device to be inserted into a vertebral body. The modular lateral expansion device comprises a pair of complementary lateral members. Each of the lateral members includes a first end, a second end, a first lateral portion, a second lateral portion, a top wall, a bottom wall, and a cavity configured through the top wall and the bottom wall. The top wall includes a top ridge and a top contour surface and the bottom wall includes a bottom ridge and a bottom contour surface. The top ridge and the bottom ridge are inwardly angled into the second lateral portion. The first lateral portion includes a plurality of cuts. The second lateral portion includes a first slot positioned at an edge of the second lateral portion and a second slot positioned in a substantially central area of the second lateral portion.

REFERENCES:
patent: 6554863 (2003-04-01), Paul et al.
patent: 2002/0029084 (2002-03-01), Paul et al.
patent: 2005/0187629 (2005-08-01), Michelson
patent: 2008/0281346 (2008-11-01), Greenhalgh et al.

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