Fusion rate and clinical outcome in anterior lumbar interbody fusion with beta-tricalcium phosphate and bone marrow aspirate as a bone graft substitute. A prospective clinical study in fifty patients

Purpose Bone graft substitutes have been successfully used in posterolateral lumbar fusion, anterior cervical fusion and animal studies. This study has been conducted to assess the safety and efficacy of β-tricalcium phosphate (β-TCP) in instrumented anterior lumbar interbody fusion (ALIF) procedure.