Patent ID: 7524323

Claim:
An implantable medical device for supporting bone comprising: a support element having: a top portion, and a bottom portion having a bottom surface and one or more apertures passing therethrough, the bottom surface of the support element including a receiver configured to receive a plurality of anchor assemblies; and the plurality of anchor assemblies, wherein each of the anchor assemblies includes: a means for locking the anchor assembly to the bottom portion of the support element, wherein the means for locking includes a locking aperture such that when the medical device is assembled, the means for locking the anchor assembly and the plurality of anchor assemblies do not pass through the support element, wherein the plurality of anchor assemblies are configured to be implanted into bone, and further comprising a base and a base head where the base head is configured to lock the base head to the base using a threaded base aperture and a setscrew; wherein turning the setscrew into the threaded base aperture results in engagement of the base head to effect locking.