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Fig. 4 | BMC Surgery

Fig. 4

From: 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 surgery

Fig. 4

Representative radiography and computed tomography of surgical area of participant’s non-union and union cases. Representative radiography and computed tomography of surgical area of participant’s non-union and union cases. A X-ray image of the non-union and union case. Bone bridge (red arrow) was observed in the union case on X-ray taken 3 months post operation and the bone graft surrounding the cage (red arrow) was seen on X-ray taken 6 months after the surgery. B X-ray and CT images of the union cases receiving traditional or MIS graft delivery method. Bony formation and incorporation are indicated in yellow arrows

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