07137997 is referenced by 135 patents and cites 16 patents.

The present invention relates to spacers that are configured to promote fusion. Windows or openings in the sidewalls of the fusion spacers may be provided to allow a physician to view the treated area to confirm that fusion has occurred or to check on the progress of treatment. Fusion spacers of the invention may have two or more pairs of openings or windows that allow viewing of the treated area from different perspectives.

Title
Spinal fusion implant
Application Number
10/745668
Publication Number
7137997 (B2)
Application Date
December 29, 2003
Publication Date
November 21, 2006
Inventor
David C Paul
Phoenixville
PA, US
Agent
Castellano Malm Ferrario & Buck PLLC
Assignee
Globus Medical
PA, US
IPC
A61F 2/44
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