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Updated: Jun 23, 2025

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Terminal H-reflex Measurements in Mice
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健康成年人的上肢和下肢收缩诱导的H反射
Antony Winkel1,2, Mark Cook1, Leslie Roberts1
1Department of Medicine, St Vincent's Hospital Melbourne, The University of Melbourne, Melbourne, VIC, Australia; and.
概括
这项研究确定了三个肌肉中收缩诱导的H反射的正常参考值. 建议进行双边测试,以确保在检测不对称性时的最佳灵敏度,高度与H-反射延迟相关.
科学领域:
- 神经生理学 神经生理学
- 发动机控制器的控制器
- 临床电生理学 临床电生理学
背景情况:
- 由脊髓途径介导的收缩诱导的H反射因缺乏规范性数据而具有有限的临床应用.
- H反射是一种晚期的神经生理反应,具有悠久的历史,但缺乏全面的参考范围.
- 这项研究解决了关于特定H-反射测量正常参考范围的数据不足的问题.
研究的目的:
- 在三个关键肌肉中确定收缩诱导的H反射的正常参考值.
- 为了确定健康志愿者的H反射可允许的侧对侧延迟差异.
- 研究H-反射延迟与参与者的身高,年龄和性别的相关性.
主要方法:
- 在100名健康参与者中,从双边的第一个背部骨内肌, flexor carpi radialis 和前肌引起收缩诱导的H反射.
- 计算参考值和横向变化的计算.
- 使用皮尔森测试和多重回归的统计分析来评估H-反射延迟和人体/人口因素之间的关系.
主要成果:
- 记录了平均发病延迟时间:28.00毫秒 (第一个脊椎骨),17.44毫秒 (flexor carpi radialis) 和31.10毫秒 (tibialis anterior).
- 允许的侧向侧延迟差异被确定为34 ms.
- 在H-反射延迟和参与者的身高之间观察到显著的相关性.
结论:
- 这项研究为三个肌肉的收缩诱导的H反射提供了基本的正常参考值,包括关键的侧向侧变异数据.
- 建议双边测试和对个体内不对称性的评估是敏感的H反射评估的最佳选择.
- 证实了之前建议的H-反射延迟和参与者身高之间的关系.
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