毫米波促进大鼠损伤脊髓修复的神经电生理研究  

Neuroelectrophysiological research of millimeter wave on reconstruction of injured spinal cord

作　　者：刘宏亮[1] 侯岷[1] 尹清[1] 吴宗耀[1] 张富鑫[2] 

机构地区：[1]第三军医大学西南医院康复科,重庆400038 [2]成都电子科技大学高能所

出　　处：《中华理疗杂志》2000年第3期153-154,共2页Chinese Journal of Physical Therapy

摘　　要：目的　研究不同频率及功率密度的毫米波对损伤脊髓的生物效应。方法　按Allen氏WD法致大鼠脊髓L1节段不完全性损伤 ,用波长 4.9,7.1,8.9mm ,输出功率密度 2 ,7,2 0mW /cm2的毫米波局部治疗大鼠损伤脊髓 ,治疗时间 30min ,每日 2次 ,治疗 2 0d ,观察皮层体感诱发电位(CSEP)及运动诱发电位 (MEP)变化。结果　 7.1mm - 7mW /cm2 和 7.1mm - 2 0mW /cm2 的毫米波能使损伤脊髓的修复加快。结论　特定频率。Objective To investigate the biologic effects of millimeter wave in various frequences and power densities for injured spinal cord.Methods Using the WD method of Allen,the L1 of spinal cord in rats was formed the incomplete spinal cord injury.The areas of spinal cord injury were separately treated with millimeter wave in various parameters(wave-length,4.9 mm,7.1 mm,8.9 mm and power density 2 mW/cm2, 7 mW/cm2,20 mW/cm2).The therapeutic method was 30 min/per time,twice a day,for 20 days.Before and after the treatment,the cortical somatosensory evoked potential(CSEP) and motor evoked potential(MEP) was observed.Results The study proved that the reconstruction of injured spinal cord was accelerated using the millimeter wave with 7.1 mm-7 mW/cm2 and 7.1 mm-20 mW/cm2 treatment.Conclusion It is suggested that the millimeter wave with specific frequency and power density can promote the reconstruction of the injured spinal cord.

关 键 词：毫米波 脊髓损伤 诱发电位 治疗 神经电生理 

分 类 号：R651.2[医药卫生—外科学] R454.1[医药卫生—临床医学]