Fig. 1From: 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 surgeryThe bone graft delivery device. The novel device integrates the threaded rod into the filler tube allowing the granule bone graft to be driven deep into the empty disc space. The device can be connected with a surgical drill for rapid bone graft fillingBack to article page