语言功能和智力发育必须以良好的听力作基础,轻度听力障碍即可引起一半以上语音信息的丢失。研究表明,90%以上的腭裂患儿伴有听力障碍,近一半患者听力丧失程度严重,如此高的发病率和听力损害的严重程度引起国内外学者的关注。1　病因　　腭裂患儿渗出性中耳炎的发病率在50%以上 Language function and mental development must be based on good listening, mild hearing loss can cause more than half of the loss of voice information. Research shows that more than 90% of children with cleft palate have hearing impairment, and nearly half of them suffer from severe hearing loss. The high incidence and the severity of hearing loss have aroused the concern of scholars at home and abroad. 1 The incidence of exudative otitis media in children with cleft palate more than 50%