
Keywords: همجوشی بینابینی کمری; ALIF spacer; Anterior lumbar interbody fusion; Human implantation; Intervertebral spacer; Reaction bonded Si3N4; 30 years outcome; Silicon nitride; ALIF; Anterior lumbar interbody fusion; CT; Computed tomography; ODI; Oswestry Disability Index; Si3N4; Sil