Patent ID: 8353958

Claim:
An intervertebral implant configured to engage with an insertion device for insertion between first and second vertebral members, the implant comprising: a substantially kidney shaped annular body sized to fit between the vertebral members including an outer wall with a superior surface configured to contact against the first vertebral member and an inferior surface configured to contact against the second vertebral member; an interior space formed and laterally contained within the outer wall of the body; an opening extending through a sidewall of the body and into the interior space, the opening comprising side surfaces extending between parallel planar upper and lower surfaces; an inner member positioned within the interior space and contained within the sidewall of the body, the inner member being larger than the opening; and a plurality of connection members extending into the inner member with each including a receptacle of a fixed size with an exposed inlet aligned with the opening and configured to receive the insertion device, each of the receptacles being substantially the same size.