AIM: To study the characteristics of newborn hearing screening by transient evoked otoacoustic emission (TEOAE) echo screen model of Capella otoacoustic emission apparatus.

• 目的 :观察Capella瞬态声诱发耳声发射 (transientevokedotoacousticemission ；TEOAE)仪回声检测模式 (echo screenmodel)下新生儿听力筛查的特征 .