An allogenic intervertebral implant for fusing vertebrae is disclosed. The
implant is a piece of allogenic bone conforming in size and shape with a
portion of an end plate of a vertebra. The implant has a wedge-shaped
profile to restore disc height and the natural curvature of the spine.
The top and bottom surfaces of the implant have a plurality of teeth to
resist expulsion and provide initial stability. The implant according to
the present invention provides initial stability need for fusion without