成人听力科普常识

宁耳听力贴心关怀您的听力。。。。。。

关于听力损失 您知道吗?全世界有超过5亿人患有听力损失,而且有一半正处于工作年龄。听力损失通常伴随年龄的增长而产生,但年龄并不是的原因。听力损失也可能是因为感染、外伤、过度接触噪音或先天因素导致。无论什么原因,真正的问题不在于听力损失本身,而在于人们不知道如何面对和处理……

正常人能听见的声音强度范围 ,如何判断自己是否患有听力损失

 

听力检查听力解决方案:您知道吗?做一次听力检查只需要十几分钟,而且免费!

听力检查常规流程:
一、耳部检查:
专业验配师会为您检查外耳情况,为下一步测试及终解决方案做准备。                                           二、纯音测听:
您只需坐在测听室,戴上耳机,仔细聆听耳机里不同音调和强度的声音。如果能听到,则用应答器反馈给测试者。测试结束后,验配师会为您出一份听力报告单,并向您解释听力现状以及按键可采取的解决方案   三、常见检查结果:

●传导性听力损失;病变部分一般分布在外耳或中耳。

听损程度一般在轻度到中度之间。

 

●感音神经性听力损失;外耳及中耳无问题,

耳蜗或听神经对声音的感知出现问题。

听损程度不等,一般呈低频好高频差的斜坡型听力曲线。

 

 

●混合性听力损失;具备传导性和感音神经性的双重特点。                                                   

世界卫生组织听力障碍分级标准  ;

正常:0—25dB    轻度:26—40dB   中度:41—60dB    重度:61—80dB     极重度:>80dB

 

四、听力解决方案

●助听器工作原理

一旦检测出有听力损失,下一步就是寻找合适的解决方案。助听器不能治愈患者的听力损失,但能恢复患者的日常交流能力,能极大改善他们的生活质量,减轻家人的负担。

 

助听器的外观各式各样,基本上由5个部分组成;

麦克风:用来接收声音

放大器:将声音放大

芯片:根据用户的听力情况,对声音进行处理和改善。

受话器:将放大后的声音释放到耳内。

电池仓:用于装电池

不同助听器之间,外观差异较大。但真正导致助听器差异的还是内在技术。处理越精细、越舒适的助听器,能给听损患者带来越多的帮助。

●选择合适的助听器

步:功率选择不同助听器,功率不同,要根据听力损失程度来选择。类似眼镜的度数要根据视力来选择一样。

第二步:性能选择助听器的性能选择取决于您的个人需求及喜好。
1.您需要什么…
基础档助听器主要目的是让聆听言语变得轻松些,满足基本交流。

2您想要什么…
先进级别的助听器更容易满足您的个性需求。这一档助听器可以根据您的环境自动调整,让交流变得更轻松,特别在噪声环境下更能感受到助听器的帮助。
3.您特别希望有什么…                                                                                                                             高端型助听器能提供丰富多样的声音。不仅让您听到,听清,也让您听的更全,还还原一个接近真实的声音场景。

第三步:外观选择

 

助听器质量:助听器是一类精密电子设备,为了应对日常各种生活环境,经过特殊的防水防潮设计,部分产品还采用双重保护:纳米涂层外壳和内部防潮处理。

助听器在出厂时经过严苛的试验,例如:摔落测试、盐雾测试、温度适应测试、电器安全测试等等……

用户只要及时清理机身外表的污垢(如耳垢)和潮气,定期到验配中心做保养,一般能使用7、8年。(具体方法可详询专业验配师)。

大部分用户的双耳会同时患有听力损失。他们在验听力学家的建议是:双耳佩戴!配助听器时都遇到一个难题:配助听器,应该单耳还是双耳?听力学家的建议是双耳佩戴!!!

 

1、提高声源定位能力;双耳佩戴助听器可以让用户更全面地收集到环境声。例如:您的朋友在对面街道向您打招呼;有人在敲你家窗户;汽车的报警器在响…当听到这些声音时,您应该往哪边看?如果仅能听到一边,那您始终都转向好耳的一侧。双耳佩戴可有效解决方向感的问题。

2、聆听更省力;让一只耳朵承担两只耳朵的功能,长期以往会让耳朵感到疲惫,也让大脑左右不平衡。因此,双耳佩戴助听器既能恢复平衡感,也能提高聆听舒适度,不需要将单耳的音量调很高。

3、反应自然;如果双耳听力都得到很好的补偿,交谈时,就无须让别人站在好耳一侧,也避免被人误认为是不礼貌的表现。您的反应可以很自然。

4、减少听力下降的速度;如果您的双耳都有听力损失,却只佩戴了一侧。那么,未佩戴耳的聆听能力将加速退化。这一现象被称为“剥夺效应”。因此,避免这个问题的方法就是双耳佩戴,让双耳的聆听功能一起保持活力。

5、更好的抑制噪声;人类的听觉系统可以自动进行降噪。噪声环境下,如果双耳接收到的信号清晰度不同,大脑会趋向信号清楚的耳朵,从而减少噪声的影响。同理,双耳佩戴在抑制噪音方面比单耳表现更好,这对于低频差的用户尤为重要。

6、进一步压制耳鸣;多数患有耳鸣的听力损失用户在佩戴助听器后可以缓解甚至压制耳鸣。耳鸣通常是双侧的,因此在掩蔽耳鸣方面,双侧助听器比单侧助听器更有效。

7、音质更好;想象一下用立体声音箱听音乐。如果只有一个音箱,声音听起来会很平,缺少动感。如果有两个音箱,听起来才更平衡自然,助听器的应用也是同样道理。

8充满自信地与人交谈;研究表明:日常生活中,双耳佩戴的用户比单耳佩戴者的表现更从容。因为收集到的声音信息越完整,就越容易进行交流。

 

案 例

听力图

姓 名:杨先生

性 别:   男

年龄:  42岁

工作:  公务员   原配机型:R\S品牌

 

助听器佩戴史及基本听觉能力:

一年前患者发现听力损失给生活带来影响,如:开会和打电话无法听清;安静的办公室内与人一对一交流没太大问题,但感觉对方声音小,需要集中精力听。在当地医院检查半年后,X某品牌助听器。感觉堵耳感严重,自己讲话声无法接受,听电话不够理想,声音也不够真实,电子音严重,像开会听报告等场合无明显改善。

验配机型:迅雷王  ACto Pro Mini Rite

1.语言种类选择—‘’有音调“

2.耳塞采用半开放耳塞

3.匹配蓝牙伴侣

4.开启双耳电话优听功能

试听结果:

1用户没有堵耳闷塞感,听自己讲话与听别人讲话都比较舒适。

2在户外使用蓝牙伴侣接听手机效果十分理想,也没有噪音的干扰。

3使用助听器接听座机,虽然效果没有蓝牙伴侣好,但是相比以前有很大改善。

4在噪声环境中感觉有噪声但是可以接受,不吵。

5会议场所中能跟上整个会议节奏,提高了工作效率。

 

分  析:

Mini Rite型号外形小巧,开放耳选配,不堵耳。

蓝牙功能接听手机不仅清楚,还能屏蔽外界噪音。

双耳方向性和双耳噪声处理协同工作,使马路噪声明显改善。

 

1,359人评论了“成人听力科普常识–宁耳听力”

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