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额外喉肌肉的电肌图评估:声功能评估协议的试点和描述性研究
Jéssica Ribeiro1, André Araújo2, Andreia S P Sousa2
1Escola Superior de Saúde, Instituto Politécnico do Porto, Rua Dr. António Bernardino de Almeida, 4200-072 Porto, Portugal.
Sensors (Basel, Switzerland)
|October 29, 2025
概括
这项研究开发了一种表面电肌图 (sEMG) 协议,用于测量语音任务期间的外部喉肌肉活动. 该协议成功地描述了肌肉功能,为语音语言病理学评估提供了一个新的工具.
科学领域:
- 喉科和声音科学 喉科和声音科学
- 生物医学工程 生物医学工程
- 语音语言病理学 语音语言病理学
背景情况:
- 准确评估外部喉肌肉活动对于理解声乐功能至关重要.
- 目前的方法可能无法完全捕捉这些肌肉在发音过程中的动态相互作用.
- 开发用于表面电肌图 (sEMG) 的标准化协议可以增强临床评估.
研究的目的:
- 开发和验证一种表面电肌图 (sEMG) 协议,用于表征上腺和下腺肌肉活动.
- 评估该协议在各种声乐任务和声乐技巧中所具有的实用性.
- 建立一个将sEMG整合到功能语音评估中的基础.
主要方法:
- 基于电肌图学指南和临床语音需求,设计了一个新的sEMG评估协议.
- 该方案在6名健康成年人身上进行了测试,他们执行了参考任务和6个声音任务 (例如,鼻声,摩擦,半遮蔽练习).
- 喉加速度计有助于标记运动持续时间,通过特定的参考任务将肌肉活动正常化.
主要成果:
- 在不同的任务中,sEMG协议显示了不同的激活水平,在爆炸性生产和"意大利面"技术中发现了更高的活性.
- 一般来说,鼻声和摩擦声的激活百分比较低.
- 在发音过程中确定了上腺体和下腺体肌肉同时激活的一致模式.
结论:
- 开发的sEMG协议显示了在语音语言病理学中临床应用的巨大潜力.
- 它有效地描述了参与声乐功能的关键肌肉的活动.
- 建议进一步研究更大的样本大小和时间系统的验证,以提高其临床实用性.
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