通过耳植入物直接记录的皮质听觉唤起潜能与植入后的听觉和语音结果之间的关联
Suhail HabibAllah1, Joseph Attias1
1Department for Communication Sciences and Disorders Department, Faculty of Medical Science, University of Haifa, Haifa, Israel.
Frontiers in neuroscience
|February 11, 2026
概括
儿童早期的耳植入 (CI) 改善了听觉皮层的发展,导致更短的延迟时间和更好的语音感知. 电气唤起的皮质听觉唤起潜力 (eCAEP) 作为CI使用者的听觉可塑性的生物标志物.
科学领域:
- 神经科学是一个神经科学.
- 听力学 听力学是指听力学.
- 发展性可塑性 发展性可塑性
背景情况:
- 耳植入物 (CIs) 为严重到严重的听力损失提供听力恢复.
- 电气唤起的皮质听觉唤起潜能 (eCAEPs) 可以通过CI直接记录.
- 了解听觉皮质可塑性对于CI结果至关重要.
研究的目的:
- 调查eCAEP特征与CI用户的听觉/语音表现之间的关系.
- 评估植入时的年龄和当前年龄对eCAEPs的影响.
- 在儿科和成人CI接受者中探索发育性听觉皮质可塑性.
主要方法:
- 记录了33名儿科和21名成年CI用户的内耳eCAEP.
- 刺激顶端电极并从反侧CI的基底电极记录.
- 使用CAP,SIR和词识别来评估语音和听觉表现.
主要成果:
- 儿童的P1-N1延迟时间明显较短,幅度也比成年人更大.
- 早期的植入年龄强烈预测了较短的P1-N1延迟时间.
- 较短的eCAEP延迟与更好的语音感知相关,特别是在噪音中.
结论:
- 早期CI对于最佳的听觉皮层发育至关重要.
- 耳内eCAEP是CI使用者的听觉功能和可塑性的客观生物标志物.
- 这种方法允许实时监测CI接受者的神经质变化.
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