06193757 is referenced by 508 patents and cites 59 patents.

Laterally expanding vertebral spacer devices are provided for repairing damaged vertebral discs. The vertebral spacer devices maintain the height of a distracted vertebral disc space while providing stability to the spine. In one form of the invention, a vertebral spacer device is provided with a first arm movably coupled to a second arm. The first and second arms are laterally expandable from a first width for insertion into the disc space to a second width after insertion into the disc space. The first and second arms also define a cavity therebetween for placement of bone growth material.

Title
Expandable intervertebral spacers
Application Number
9/182560
Publication Number
6193757 (B1)
Application Date
October 29, 1998
Publication Date
February 27, 2001
Inventor
Lawrence M Boyd
Memphis
TN, US
Charles Branch
Advance
NC, US
Mingyan Liu
Bourge la Reine
US
Harald Ebner
Deggendorf
US
Kevin Foley
Germantown
TN, US
Agent
Woodard Emhardt Naughton Moriarty & McNett
US
Assignee
SDGI Holdings
DE, US
IPC
A61F 2/44
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