Patent ID: 8617244

Claim:
An intervertebral implant configured to be inserted into an intervertebral space along a direction of insertion, the intervertebral space defined by a superior vertebral body and an inferior vertebral body, the intervertebral implant comprising: a body having first and second opposing outer surfaces each configured to engage one of the superior and inferior vertebral bodies; a first keel extending out from the first outer surface, the first keel including a first locking member that defines a first body facing surface; and a second keel extending out from the second outer surface, the second keel including a second locking member that defines a second body facing surface, wherein the first body facing surface diverges from the first outer surface of the body along the direction of insertion, the second body facing surface diverges from the second outer surface of the body along the direction of insertion, and the first and second body facing surfaces converge toward each other along the direction of insertion.