Fig. 1

A 70-year-old male patient with L1 osteoporotic burst fracture underwent PSFFV combined with KP. a-d The preoperative X-ray, CT scan and MRI showed L1 fresh burst fracture, the Cobb angle was 19.2°, the anterior, middle and posterior vertebral height was 38, 42 and 72% respectively. e, f Postoperative X-ray showed the fractured vertebral was restored, the correction of local kyphotic angle was 18.7°, and the anterior, middle and posterior vertebral height was almost normal. g, h The final follow-up X-ray showed the correction was greatly maintained, the kyphosis was only 2.8°, and the anterior, middle and posterior vertebral height was 92, 89 and 96% respectively