Methods To analyze the reasons for internal fixation failure in 13 cases. To take out the implants, refix and reimplant.
方法对13例四肢长管状骨干骨折内固定失效的原因进行分析总结，取出植入物再固定、植骨。
The reasons of internal fixation failure were nonanatomically reduction of fractures, unrigid interal fixation, over early weight bearing and poor placement of lag screw.
内固定失败原因是术中骨折未解剖复位、内固定不坚强、过早完全负重以及拉力螺钉位置不良。
Another major cause of failure of internal fixation is avascular necrosis.
内固定失败的另一个重要原因的是缺血性骨坏死。
Objective: To analyze the reasons for failure of posterior internal fixation on thoracolumbar spine fractures and explore the best internal fixation method.
目的分析胸腰段脊柱骨折后路内固定失败的原因，探讨如何选择内固定手术。
Results The causes of failure of spinal internal fixation were mainly of the poor techniques.
结果脊柱内固定失败的原因多为技术因素。
Method We analyzed 89 cases of failure in internal fixation of femoral shaft fracture.
方法对近年来89例股骨干内固定失效病例进行分析。
To further improve the therapeutic effects of internal fixation of femoral shaft fracture, and to avoid failure in internal fixation of femoral shaft fracture.
目的为了进一步提高股骨干骨折内固定的疗效，避免股骨干内固定失效。
Results Inadequate reduction after inadequate fixation, incorrect materials or technical errors in internal fixation were the most significant reasons for the failure of early treatment.
结果股骨近端骨折治疗失败的主要原因是骨折后复位不良、内固定方式选择不当或技术错误。
Objectives To analyze the reason and strategy for failure of posterior pedicle screw internal fixation on serious thoracolumbar fractures.
目的探讨后路椎弓根螺钉内固定治疗严重胸腰椎骨折失败的原因及对策。
Objectives To analyze the reason and strategy for failure of posterior pedicle screw internal fixation on serious thoracolumbar fractures.
目的探讨后路椎弓根螺钉内固定治疗严重胸腰椎骨折失败的原因及对策。
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