07837734 is referenced by 237 patents and cites 160 patents.

A system and method for replacing degenerated spinal disks in accordance with the present invention can substitute for interbody fusion techniques by replacing degenerated spinal disks with artificial spinal disks. In one embodiment, the system can comprise one or more artificial spinal disks, each comprising an upper and lower housing, a first spacer and a second spacer partially enclosed by a cavity formed by the housings, and a shaft with a spring positioned between the first spacer and the second spacer such that the spacers are urged apart.

Title
System and method for replacing degenerated spinal disks
Application Number
11/734681
Publication Number
7837734 (B2)
Application Date
April 12, 2007
Publication Date
November 23, 2010
Inventor
John A Markwart
Castro Valley
CA, US
Steven T Mitchell
Pleasant Hill
CA, US
John J Flynn
West Milford
NJ, US
Scott A Yerby
Montara
CA, US
Charles J Winslow
Walnut Creek
CA, US
Ken Y Hsu
San Francisco
CA, US
James F Zucherman
San Francisco
CA, US
Assignee
Warsaw Orthopedic
IN, US
IPC
A61F 2/44
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