Patent ID: 7985231

Claim:
A bone fusion device comprising: a plurality of elongated interlockable segments, each segment having at least a first side and a second side extending transversely to each other along a longitudinal axis of the segment, the segment including at least one longitudinal opening extending along the longitudinal axis and defining a hollow interior region of the segment; a first engaging surface along the first side; and a second mateably engaging surface along the second side, wherein the first engaging surface on a first one of the segments inserted into a location between bones is engageable with the second engaging surface on a second one of the segments inserted into the location so that the first and second segments are interlockable side by side in the location; and wherein the interlockable segments comprise separate individual elements entirely separable from one another and configured for individual insertion into the location between the bones and structured to be interlocked with one another in situ at the location between the bones by engagement of the first engaging surface with the second engaging surface.