Patent ID: 8496708

Claim:
An implant for treating a spine, comprising: a fixation plate having an access surface and a bone facing surface, an upper portion and a lower portion; an intervertebral spacer that extends from the bone facing surface of the fixation plate between the upper and lower portion, the intervertebral spacer comprising an upper bone contacting surface, a lower bone contacting surface, a posterior surface and a pair of side surfaces that connect the upper bone contacting surface and the lower bone contacting surface together, the side surfaces defining a spacer height that is substantially equal to a distance between two adjacent vertebrae; and an articulation joint between the intervertebral spacer and the bone facing surface of the fixation plate, the articulation joint providing for pivotable articulation between the intervertebral spacer and the fixation plate limited to a single plane and wherein the articulation joint is in a symmetric position on the interbody spacer and fixation plate.