Methods: By using computer reconstruction, we applied the CAD/ CAM to develop a new generation of the total pelvic prosthesis, and to fix it with the vertebral pedicle screw.

• 方法：应用计算机三维重建、体化设计及数控制造技术研制新一代的人工半骨盆，应用椎弓根螺钉固定假体，将新型人工半骨盆置换入人体。