Methods?Fourty?five cases? were examined by combining application of nosopharyngofiberoscope (NPF) and computer?spectrographic analysis system (CSAS) after operation of cleft palate and treated with obturater and speech training.

• 方法应用鼻咽镜同步录音录像、计算机语音频谱分析及临床发音对45例腭裂病人术后的病理性语音进行研究，采用腭咽阻塞器配合语音训练进行治疗。