Patent ID: 7473277

Claim:
A skeletal reconstruction cage for implantation between an upper vertebra and a lower vertebra, the cage comprising: a central body having a first end, a second end, and a hole extending therebetween, the hole having a first portion, a second portion proximate to the first end, and a shoulder positioned between the first and second portions, a recess defined in the second portion; a first end cap including a ridge portion defining an upper face for contacting at least a portion of the upper vertebra and a base portion; a second end cap including a ridge portion defining a lower face for contacting at least a portion of the lower vertebra and a base portion, wherein the base portion of the second end cap is receivable within the hole of the central body at the second end; and a pre-formed cancellous bone insert configured to be inserted into the hole; wherein the base portion of the first end cap is keyed with respect to the recess of the second portion so that the base portion of the first end cap is insertable into the recess in at least two different orientations such that the base portion of the first end cap abuts the shoulder; and wherein at least one of the end caps is formed of cortical bone.