Fig. 6From: A novel surgical technique in transforaminal lumbar interbody fusion by the bone graft delivery device: evaluation of therapeutic effect in patients with minimally invasive spine surgeryRepresentative three-dimensional reconstruction computed tomography of bone fusion volume at 6 months post operation. Representative three-dimensional reconstruction computed tomography of bone fusion volume in cases receiving the traditional method or novel device at 6 months post operation. The bone fusion areas around and within the cage were indicated in blue and yellow respectively and the cage pin was depicted in redBack to article page