Patients were treated with screw internal fixation, steel plate internal fixation or external fixation respectively.
均经切开复位，严格按照内固定原则分别采用螺丝钉、钢板或外固定架固定进行骨折治疗。
After internal fixation, the compressing screw only provided 50 per cent of stability in the normal state. An external fixation was also needed.
加压螺丝钉内固定治疗后，仅能提供50%正常状态下的稳定性，亦需适宜的外固定。
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