Objective: To discuss the incidence of newborns' hearing impairment and reduce the occurrence of infants with audition deformity.

目的：探讨新生儿听力障碍的发病率，减少听力残疾儿的发生。

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Through stimulating remainder hearing nerve by electrical signal, cochlear implants are the only medical tools that can make the deaf get part audition.

人工耳蜗是唯一能够使完全耳聋者通过电信号刺激残留的听觉神经以恢复部分听力的医学手段。

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