验配常识
常见的听力检查项目有哪些?
发布时间: 2021/1/11 9:26:15   来源: 北京神州声源助听器销售有限公司    阅读: 24  次

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<*ection *tyle="margin: 0px; padding: 0px; text-align: ju*tify; color: rgb(51, 51, 51); text-tran*form: none; text-indent: 0px; letter-*pacing: 0.54px; font-family: -apple-*y*tem, BlinkMacSy*temFont, "Helvetica Neue", "PingFang SC", "Hiragino San* GB", "Micro*oft YaHei UI", "Micro*oft YaHei", Arial, *an*-*erif; font-*ize: 17px; font-*tyle: normal; font-weight: normal; word-*pacing: 0px; white-*pace: normal; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important; orphan*: 2; widow*: 2; background-color: rgb(255, 255, 255); font-variant-ligature*: normal; font-variant-cap*: normal; -webkit-text-*troke-width: 0px;"><*ection *tyle="margin: 0px; padding: 4px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important; background-image: url("http*://mmbiz.qpic.cn/mmbiz_png/DEicuUIFFQFJ*GcnfkxkVL4o551icwMqQicVUaC7M5AynWmWIiaOPGE5GgyFBq55kMy3bKibNmngx3pakP4kqTbKYpQ/640?wx_fmt=png"); background-*ize: 100% 100%;"><*ection *tyle="margin: 0px; padding: 11px 2px; border: 1px *olid rgb(204, 44, 4); word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important; background-color: rgb(255, 255, 255);">

&nb*p; &nb*p; &nb*p;<*pan cla**="Apple-converted-*pace">&nb*p;<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">婴幼儿早期是学习语言的关键时期,因此爸爸妈妈们需要多加留意宝宝的听力情况,当耳朵感觉不舒服或听力丧失时,医生或听力学家通常会借用听力测试来确定患者的听力问题。然而,你知道为什么要进行这些复杂的听力测试吗?听力检查项目都有哪些?


<*ection *tyle="margin: 0px; padding: 8px; border-radiu*: 5px; border: 0px *olid rgb(221, 221, 221); width: 380px; text-align: ju*tify; color: rgb(51, 51, 51); text-tran*form: none; text-indent: 0px; font-family: -apple-*y*tem, BlinkMacSy*temFont, "Helvetica Neue", "PingFang SC", "Hiragino San* GB", "Micro*oft YaHei UI", "Micro*oft YaHei", Arial, *an*-*erif; font-*ize: 17px; font-*tyle: normal; font-weight: normal; word-*pacing: 0px; white-*pace: normal; zoom: 0.93; word-wrap: break-word !important; min-width: 50px; max-width: 100%; box-*izing: border-box !important; orphan*: 2; widow*: 2; background-color: rgb(255, 255, 255); font-variant-ligature*: normal; font-variant-cap*: normal; -webkit-text-*troke-width: 0px;"><*ection *tyle="border-width: 0px; margin: 0px; padding: 0px; line-height: 22.4px; white-*pace: normal; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;"><*ection *tyle="margin: 0px 0px 0px 27px; padding: 5px 10px 0px 35px; color: inherit; border-left-color: rgb(216, 40, 33); border-left-width: 2px; border-left-*tyle: *olid; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;"><*ection *tyle="margin: 23px 0px 0px -53px; padding: 0px; border-radiu*: 16px; width: 32px; height: 32px; text-align: center; color: rgb(216, 40, 33); line-height: 32px; font-weight: bold; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important; background-image: url("http*://mmbiz.qpic.cn/mmbiz_jpg/DEicuUIFFQFJ*GcnfkxkVL4o551icwMqQicLcG3J7BaIicONTKkuYXT2aYzib8bVEiarxG8jXAWicibNHKZrYrMYfM4R2A/640?wx_fmt=jpeg"); background-*ize: 100%;">一<***tion ***le="margin: -30px 0px 0px; padding: 0px 0px 10px; color: inherit; word-wrap: break-word !important; max-width: 100%; box-***ing: border-box !important;">

<***ong ***le="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-***ing: border-box !important;">纯音测听

&nb*** &nb*** &nb***<***n cla***"Apple-converted-***ce">&nb***<***n ***le="margin: 0px; padding: 0px; font-***e: 14px; word-wrap: break-word !important; max-width: 100%; box-***ing: border-box !important;">基本的听力测试类型是“纯音听力测验”,它测试从耳廓收集的声波到开始的整个听觉传导路径,声波转化为大脑听觉中枢的神经冲动。您可以了解听力的正常性以及听力损失的程度和性质,并作为诊断和治疗的基础。

<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">  纯音测听使用单一频率的声音通过空气传导和骨传导耳机发出声音,通过判断每个频率听到的*小声音,了解每个频率的听力损失来绘制听力图,根据听力图了解耳聋的程度和性质。空气传导测试频率范围为125Hz~8kHZ,骨传导测试频率范围为250~4KHZ。

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<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">声导抗测听

<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">&nb*p; &nb*p; &nb*p; 在听力学上,声导抗测试常作为声阻抗测试、声导纳测试或者两者的通用术语。声导抗测试是一种评估中耳功能及第七对、第八对脑神经功能状态的测试法。


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<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">耳声发射

&nb*p; &nb*p; &nb*p; &nb*p;<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">耳蜗整体功能的完整是耳声发射正常引出的主要前提,其中与耳蜗外毛细胞的功能是否正常密切相关。几乎所有耳蜗功能正常的人耳(严重的外耳或/中耳有问题者除外)均可记录到诱发性耳声发射。耳声发射受外耳和中耳功能的影响,受试者的外耳或中耳功能有损伤时有可能会导致耳声发射无法通过。

<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">&nb*p; &nb*p; &nb*p; &nb*p;耳声发射具有客观、快速、重复性好、稳定性强以及定位能力良好等特点,但由于耳声发射对听力损失评估的定量性较差,因此要结合其他听力学测试结果综合分析,*终得出正确的听力评估结果。

<****ion ****e="margin: 0px; padding: 8px; border-radiu****px; border: 0px ****d rgb(221, 221, 221); width: 380px; text-align: ju****y; color: rgb(51, 51, 51); text-tran****m: none; text-indent: 0px; font-family: -apple-****em, BlinkMacSy****Font, "Helvetica Neue", "PingFang SC", "Hiragino San* GB", "Micro*oft YaHei UI", "Micro*oft YaHei", Arial, *an*-*erif; font-*ize: 17px; font-*tyle: normal; font-weight: normal; word-*pacing: 0px; white-*pace: normal; zoom: 0.93; word-wrap: break-word !important; min-width: 50px; max-width: 100%; box-*izing: border-box !important; orphan*: 2; widow*: 2; background-color: rgb(255, 255, 255); font-variant-ligature*: normal; font-variant-cap*: normal; -webkit-text-*troke-width: 0px;"><*ection *tyle="border-width: 0px; margin: 0px; padding: 0px; line-height: 22.4px; white-*pace: normal; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;"><*ection *tyle="margin: 0px 0px 0px 27px; padding: 5px 10px 0px 35px; color: inherit; border-left-color: rgb(216, 40, 33); border-left-width: 2px; border-left-*tyle: *olid; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;"><*ection *tyle="margin: 23px 0px 0px -53px; padding: 0px; border-radiu*: 16px; width: 32px; height: 32px; text-align: center; color: rgb(216, 40, 33); line-height: 32px; font-weight: bold; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important; background-image: url("http*://mmbiz.qpic.cn/mmbiz_jpg/DEicuUIFFQFJ*GcnfkxkVL4o551icwMqQicLcG3J7BaIicONTKkuYXT2aYzib8bVEiarxG8jXAWicibNHKZrYrMYfM4R2A/640?wx_fmt=jpeg"); background-*ize: 100%;">四<*ection *tyle="margin: -30px 0px 0px; padding: 0px 0px 10px; color: inherit; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">

<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">言语测听

&nb*p; &nb*p; &nb*p;<*pan cla**="Apple-converted-*pace">&nb*p;<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">&nb*p;言语测听,也称为清晰度测验或言语可懂度测量,是用言语信号作为刺激声来评估言语察觉和言语识别能力的听力学检查。与其他听功能检查相比,言语测听反映听觉器官处理日常生活中言语信息的能力,具有实际意义的诊断价值。


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<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">听觉诱发电位测听

&nb*p; &nb*p; &nb*p;<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">听觉诱发电位(auditory evoked potential*,AEP)是听觉感受器在接受外界声刺激后不同平面中枢神经产生并记录到的诱发电位。这种通过声刺激得到诱发电位的测试方法又称电反应测听(electric re*pon*e audiometry,ERA),它可以客观地检查从耳蜗到皮层的听觉通路。电反应测听适合不能配合传统行为测试方法(纯音测听等)的人群,例如小儿;同时也可以作为传统行为测试的辅助手段。


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<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">小儿行为观察测听

&nb*p; &nb*p; &nb*p; &nb*p;<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">临床上,评价一个人听觉功能的*常用方法是主观行为测听法,如纯音测听。然而婴幼儿无法完成这种需要其配合的测试。但客观听觉测试并不能测试完整的听觉功能,只能反映其中特定部分的完整性。

<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">&nb*p; &nb*p; &nb*p; &nb*p;真正直接反映听觉功能的仍然是行为测听,因为它直接完整地测试了从外耳一直到听中枢的整个听觉径路,它反映的是婴幼儿真正听到了什么,或者说测量的是听觉的整体功能或听觉能力。


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<*trong *tyle="margin: 0px; padding: 0px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">视觉强化测听

&nb*p; &nb*p; &nb*p;<*pan cla**="Apple-converted-*pace">&nb*p;<*pan *tyle="margin: 0px; padding: 0px; font-*ize: 14px; word-wrap: break-word !important; max-width: 100%; box-*izing: border-box !important;">&nb*p;视觉强化测听是小儿行为反应测听中*重要的测试方法,是新生儿听力筛查后确定小儿听力损失情况所进行一系列诊断性测试中不可或缺的核心检查项目。目前,在聋儿中使用的各种声放大设备,只有获得小儿准确、可靠的听力情况才能保证听力补偿的准确性。


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&nb*p; &nb*p; &nb*p; 无论是客观测听还是主观测听,亦或者两种测听相结合来使用,目的都是为了获得不同年患者的病因以及*真实*准确的听力损失情况,以保证后期更有效的听力补偿效果。