Methods 82 cases of unstable fractures in thoracolumbar spine were treated with Cotrel-Dubousset(C-D) instrumentations, combined with selective interbody or intrabody bone graft.

• 方法应用经椎弓根固定器械（C-D）固定，加选择性椎间或椎体内植骨，治疗不稳定性胸腰椎骨折82例。