袁文,贾连顺,朱建平,丁祖泉.齿状突骨折对枕颈部生物力学影响的实验研究[J].中国脊柱脊髓杂志,1996,(2):.
齿状突骨折对枕颈部生物力学影响的实验研究
Application of posterior tibial nerve cortical somatosensory evoked potentials in diastematomyelia
  
DOI:
中文关键词:  齿状突骨折,生物力学
英文关键词:Diastematomyelia, Somatosensory, evoked potential, Posterior tibial nerve
基金项目:
袁文  贾连顺  朱建平  丁祖泉
上海长征医院骨科,无锡解放军101医院骨科,上海同济大学生物力学教研室
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中文摘要:
  为比较齿状突骨折后对寰枕和寰枢关节的生物力学影响,对6具新鲜尸体的枕颈部骨韧带标本(C0~C3),通过截骨术复制成齿状突骨折Ⅱ型的模型,采用生物力学方法测量了寰枕及寰枢关节的三维运动范围。结果表明,齿状突骨折后对寰枕关节的三维运动几无影响,该关节仍保持正常的生理性运动范围,对寰枢关节的影响主要表现为后伸及侧屈运动范围增大,后伸运动范围由正常的21.50°增至45.42°,增加52.7%,侧屈的运动范围由正常的7.25°增至20.81°,增加65.1%,与正常相比均有显著性差异(P<0.01)。实验结果提示,齿状突骨折所致的枕颈部不稳主要集中在寰枢关节
英文摘要:
  Posterior tibial nerve cortical somatosensory evoked potential(PTNCSEP) examination were performed in 29 patoents with diastematomyelia(operation group in 20 patients and conservation group in 9 patients),choosing 20 normal children were chosen as control
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