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在有不同程度的听力损失的助听器用户中,语音识别和实耳测量放大

Max Engler¹, Frank Digeser¹, Ulrich Hoppe¹

¹Department of Audiology, ENT Clinic, University of Erlangen-Nürnberg, Erlangen, Germany.

International journal of audiology

|December 11, 2024

概括

助听器 (HA) 的放大配件对于语音识别至关重要. 针对DSL v5.0的处方值优化了中度至严重听力损失的结果,而NAL-NL2和DSL v5.0则适用于较轻的听力损失.

科学领域:

听力学听力学是指听力学.
听力科学听力科学
语音语言病理学语言病理学

背景情况:

助听器 (HA) 放大器旨在改善听力损失患者的语音识别.
有不同的助听器处方配方,如NAL-NL2和DSL v5.0,具有不同的放大目标.
实耳辅助响应 (REAR) 和语音识别结果之间的关系需要进一步澄清.

研究的目的:

研究助听器放大和辅助语音识别之间的关系.
根据听力损失的严重程度和处方公式来确定最佳的助听器配套策略.

主要方法:

一项回顾性研究审查了374名助听器用户 (635只耳朵) 的数据.
数据包括纯色调值,辅助和无辅助语音识别以及真实耳朵测量.
耳朵根据纯色平均 (PTA) 和真耳辅助响应 (REAR) 相对于NAL-NL2和DSL v5.0目标进行分类.

主要成果:

DSL v5.0公式通常提供了比NAL-NL2.0更高的放大功率.
最佳语音识别发生在REAR满足或超过DSL v5.0目标时.
当REAR明显低于NAL-NL2目标时,观察到语音识别最差.

结论:

REAR对语音识别的影响最大的是听力损失在50到80dB HL之间.
对于这种听力损失范围,针对DSL v5.0处方值可以优化语音识别和可听性.
对于低于50dB的听力损失,NAL-NL2和DSL v5.0都是可行的选择;对于80dB以上的听力损失,辅助语音识别仍然有限.

关键词:

这是一个DSL v5.0版本.在 NAL-NL2 中使用.助听器助听器助听器真实耳朵测量的测量.语音识别语音识别语言识别

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