目的：本试验的目的是论证经皮椎体成形术中骨水泥量的安全范围。
Objective. The aim of this study was to demonstrate the safe range of cement volume during percutaneous vertebroplasty.
患者应用骨水泥行经皮椎体成形术。
The patients received percutaneous vertebroplasty with bone cement augmentation.
目的探讨经皮椎体成形术(pvp)骨水泥渗漏的分型及防治。
Objective To explore the typing, precaution and treatment of the bone cement leakage caused by percutaneous vertebroplasty (PVP).
材料和方法：对连续40名患原发性骨质疏松和椎体骨折的病人施行椎体后凸成形术，20人使用CaP骨水泥，20人使用PMMA骨水泥治疗。
Materials and Methods. Kyphoplasty was performed in 40 consecutive patients with primary osteoporosis and painful vertebral fractures, 20 received CaP-cement, 20 were treated with PMMA-cement.
材料和方法：对连续40名患原发性骨质疏松和椎体骨折的病人施行椎体后凸成形术，20人使用CaP骨水泥，20人使用PMMA骨水泥治疗。
Materials and Methods. Kyphoplasty was performed in 40 consecutive patients with primary osteoporosis and painful vertebral fractures, 20 received CaP-cement, 20 were treated with PMMA-cement.
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