3种椎弓根内固定器械的临床应用

JOURNAL OF PRACTICAL ORTHOPAEDICS(2005)

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Abstract
目的比较3种椎弓根内固定器械治疗胸腰椎骨折、腰椎滑脱的临床效果.方法回顾分析采用Steffee、Dick、及SF内固定器械治疗的胸腰椎骨折、腰椎滑脱共计247 例临床资料,对其中获得随访的221 例术后效果、并发症及治疗前后X-ray改善情况作比较分析.结果 a)Steffee、Dick、SF 3种椎弓根内固定器械治疗后神经功能改善率分别为60.1%,76.1%,90.7%;脊柱活动改善率分别为74.4%,81.0%,92.0%;腰背痛改善率分别为80.5%,84.1%,92.0%;下肢疼痛改善率分别为85.4%,87.3%,88.2%.b)该3种治疗方法的定位错误率分别为4.8%,4.7%,2.6%;螺丝钉断裂率分别为9.7%,6.3%,3.9%;螺钉及钉棒连接松动率分别为8.5%,7.9%,3.9%;一过性神经根性体征分别为9.7%,4.7%,2.6%.c)骨折治疗组椎体高度矫正率分别为64.5%,86.0%,94.7%;融合节段Cobb's角均值分别为21.5°,18.4°,6.9°;滑脱组位移矫正率分别为84.3%,85.4%,89.6%.结论 a)SF内固定器在治疗胸腰椎骨折及腰椎滑脱的临床应用中效果优于Dick及Steffee.b)术中并发症的发生与掌握椎弓根内固定技术的熟练程度有关.
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