Fig. 3From: Bending rod is unnecessary in single-level posterior internal fixation and fusion in treatment of lumbar degenerative diseasesPreoperative, 6-month and 12-month lateral lumbar extension-flexion radiograph. A and B Preoperative lateral lumbar extension-flexion radiograph. Measurement of intervertebral angle and segmental lordosis angle are demonstrated in the picture. △intervertebral and ROM-SLA = extension-flexion. C and D 6-month lateral lumbar extension-flexion radiograph. E and F 12-month lateral lumbar extension-flexion radiographBack to article page