经椎弓根植骨；胸腰椎；爆裂性骨折。
Transpedicular bone grafting; Thoracolumbar; Burst fracture.
目的探讨经椎弓根植骨后路内固定治疗老年人胸腰椎爆裂性骨折的临床疗效。
Objective To study the clinical efficacy of transpedicular bone grafting combined with pedicle screw internal fixation in the treatment of elderly patients with thoracolumbar burst fracture.
评价经伤椎椎弓根钉固定结合经椎弓根植骨治疗胸腰椎爆裂骨折的临床疗效，探讨其适应证。
To investigate curative effect for thoracolumbar burst fractures by the method of vertebral pedicle screw fixation applied in the with transpedicular bone graft, and consider its indications.
评价经伤椎椎弓根钉固定结合经椎弓根植骨治疗胸腰椎爆裂骨折的临床疗效，探讨其适应证。
To investigate curative effect for thoracolumbar burst fractures by the method of vertebral pedicle screw fixation applied in the with transpedicular bone graft, and consider its indications.
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