Implanted polymethylmethacrylate (PMMA) into the vertebral body of group C and calcium phosphate cement (CPC) into D group and CPC/BMP (bone morphogenic protein) into E group.

• 自固化磷酸钙骨水泥(瑞邦骨泰,CPC)组(D组); 骨形态发生蛋白(BMP)和CPC组(E组)。