Patent ID: 7326248

Claim:
An apparatus for insertion within an implantation space formed across the height of a disc space between vertebral bodies of a human spine, said apparatus comprising: an expandable spinal implant having upper and lower portions adapted to move apart from one another to contact adjacent upper and lower vertebral bodies, respectively, said implant having an end having an opening, each of said upper and lower portions having a recess; and an implant end cap having a head configured to cooperatively engage said end of said implant to at least in part cover said opening, said head having a top surface and a bottom surface opposite said top surface, said bottom surface having at least one protrusion adapted to cooperatively engage said recesses of said upper and lower portions of said implant to prevent said implant from expanding beyond a predetermined height by limiting movement of said upper and lower portions relative to one another, said implant end cap being rotated to engage said at least one protrusion and said recesses.