目的：提高腭裂患者术后语音清晰度。方法： 在腭咽闭合功能和唇舌肌运动功能训练之后， 采用字母发音训练、单字拼音训练及词组、短句、短文训练的方法，对１６ 名患者进行０．５ａ 以上的系统训练。结果：１６ 例患者的语音清晰度由训练前的４９．６％ 提高到９０．５％ ，平均提高４０．９％ ，经ｔ 检验，具有极显著差异（Ｐ＜ ０．０００５）。结论：腭裂患者术后经语音训练，其语音清晰度及会话能力会得到较大程度的提高， 可接近正常人水平。 Objective: To improve postoperative speech clarity in patients with cleft palate. Methods: After the velopharyngeal function and lip tongue muscle function training, 16 patients were trained for more than 0.5 years with the method of letter pronunciation training, pinyin training and phrase, phrase and essay training. Results: The speech intelligibility of 16 patients increased from 49.6% before training to 90.5% with an average increase of 40.9%. There was a significant difference (P <0.0005) by t-test. Conclusion: Cleft palate patients after voice training, the voice clarity and conversational ability will be greatly improved, close to the normal level.