Patent ID: 8182532
Filing Date: 2012-05-22
Classification: A61F,A61L

Abstract:
1. A composite spinal bone graft for implantation into a host, the composite bone graft comprising: one or more cortical bone portions layered to form a first unit comprising one or more textured surfaces configured to contact a portion of the host bone; one or more cortical bone portions layered to form a second unit comprising one or more textured surfaces configured to contact a portion of the host bone; one or more cancellous bone portions layered to form a third unit comprising one or more textured surfaces, said third unit disposed between said first unit and second said unit to form a graft unit and configured to contact a portion of the host bone; one or more non-adhesive biocompatible connectors connecting said graft unit, said bone portions configured to provide an interlocking fit between adjacent bone portions, wherein said spinal bone graft does not have chemical linkages between said bone portions, and said spinal bone graft is configured for implantation into the anterior spinal column of the host.