毛克亚,王岩,张永刚,刘郑生,肖嵩华,刘保卫.胸椎椎弓根螺钉置入位置的CT评价[J].中国脊柱脊髓杂志,2005,(4):.
胸椎椎弓根螺钉置入位置的CT评价
Evaluation of thoracic pedicle screw placement position by computed tomography
  
DOI:
中文关键词:  胸椎 椎弓根 螺钉 CT
英文关键词:Thoracic spine,Pedicle,Screw,Computed tomography
基金项目:
毛克亚  王岩  张永刚  刘郑生  肖嵩华  刘保卫
解放军总医院骨科 100853北京市复兴路28号 (毛克亚,王岩,张永刚,刘郑生,肖嵩华)
,解放军总医院骨科 100853北京市复兴路28号(刘保卫)
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中文摘要:
  目的:探讨胸椎椎弓根螺钉置入的准确性和安全性。方法:对37例胸椎椎弓根螺钉内固定患者术后行CT断层扫描,观察螺钉在椎弓根内的位置,记录螺钉穿透骨壁的位置、数目和距离。结果:37例患者共置入405枚胸椎椎弓根螺钉,124枚螺钉(30.61%)穿透骨壁,其中76枚(18.77%)穿透椎弓根外侧壁,32枚(7.90%)穿透椎弓根内侧壁,16枚(3.95%)穿透椎体前壁。66枚(16.30%)穿透距离<2mm,37枚(9.14%)穿透距离在2mm~4mm之间,21枚(5.9%)穿透距离>4mm。结论:胸椎椎弓根螺钉骨壁穿透率较高,应严格按照胸椎椎弓根螺钉置入方法,仔细操作,避免出现因螺钉置入不当造成神经、血管或内脏损伤等并发症。
英文摘要:
  Objective:To evaluate the accuracy of thoracic pedicle screw placement by computed tomography.Method:Thoracic pedicle screws were inserted in 37 patients subjected to thoracic pedicle screw fixation,and postoperative computed tomography(CT) were scanned t
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