杨哲,鱼全生.磁刺激腰骶部神经根的兴奋点及其在腰骶神经根病中的应用[J].中国脊柱脊髓杂志,1997,(2):.
磁刺激腰骶部神经根的兴奋点及其在腰骶神经根病中的应用
The magnetic stimulation exciting site of the lumbosacral root and its clinical application in lumbosacral radiculopathy
  
DOI:
中文关键词:  磁刺激,运动诱发电位,腰骶神经根病
英文关键词:Magnetic stimulation Motor evoked potentials Lumbosacral radiculopathy
基金项目:
杨哲  鱼全生
西安医科大学第二附属医院骨科!陕西省西安市,710004,西安医科大学第二附属医院骨科!陕西省西安市,710004,合阳县医院,西安医科大学第二附属医院骨科!陕西省西安市,710004,西安医科大学第二附属医院骨科!陕西省西安市,710004,西安医科大学第二附属医院骨科!陕西省西安市,710004
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中文摘要:
  采用磁刺激腰骶部的神经根运动诱发电位(MEPs)和磁刺激窝F波相结合的方法测定运动神经根传导时间(MRCT)。随机抽查50名正常受试者,在胫前肌(TA)和比目鱼肌(SOL)记录出可靠的运动神经传导时间(MNCT)和MRCT,并根据MRCT推算磁刺激腰骶部神经根的兴奋点位置,结合5例尸解测出的L5和S1神经根的长度,确定该兴奋点在椎间孔的近端。同样方法记录和观察40例手术证实单侧L5或S1神经根受压患者MNCT和MRCT的改变。结果显示:病人组与正常组相比MNCT无显著性差异,而MRCT有显著性差异,异常率为85%。作者认为,无痛无创的磁刺激MEPs对腰骶神经根病有很大的诊断价值。
英文摘要:
  Motor root conduction time (MRCT) by the magnetic stimulation in lumbosacral region with F wave elicited by same method used in poplitea1 fossa was calculated. Motor nerve conduction time (MNCT) and MRCT were accurately recorded from the tibialis and sole
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