Depuy Synthes Products, Inc.

K Daniel Riew

David Gerber

Kurt Schmura

Christopher M Bonner

Marc Reichen

David Chow

A trial implant assembly is provided that includes a threaded shaft having exterior threading adjacent a distal end and a trial implant that includes a trial base having an interiorly threaded through hole couplable to the distal end of the shaft and a trial head having a superior endplate and an inferior endplate and a support connecting the superior endplate to the inferior endplate. A variety of visualization windows are provided through the trial implant as well as a variety of mechanically adjustable stops to prevent over insertion of the trial head within the intervertebral disc space.

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St. Louis, MO, United States of America

K Daniel Riew