联合桥接修复喉返神经缺损肌电图的观察
【目的】观察联合桥接修复喉返神经缺损的肌电图,了解喉内肌神经再支配的情况。【方法】选用健康成年杂种犬 6 只,切断左喉 返神经 1 cm,取同侧游离胸锁乳突肌制成桥接,将神经断端分别置入桥接内,显微缝合肌膜及神经鞘膜,外包静脉封闭。术时及术后 6 个月行 肌电图检查。【结果】术时实验侧喉内肌记录到纤颤电位,术后 6 个月喉内肌未测出纤颤电位, 环杓侧肌、环杓后肌、甲杓肌的波幅分别达正常 的 82%、60%、54%。【结论】联合桥接修复喉返神经可使喉内肌获得神经再支配。...
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Main Authors: | 柴丽萍, 苏振忠, 冼志雄, 文卫平, 罗广裕 |
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Format: | Article |
Language: | zho |
Published: |
Editorial Office of Journal of Sun Yat-sen University
2002-01-01
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Series: | Zhongshan Daxue xuebao. Yixue kexue ban |
Online Access: | http://xuebaoyx.sysu.edu.cn/zh/article/44119842/ |
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