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目前腭咽成形术(UPPP)已经成为治疗阻塞性睡眠呼吸暂停低通气综合征(OSAHS)的标准术式,但是有相当一部分患者术后效果不理想。原因是部分患者存在骨性咽腔阻塞,单纯行UPPP术效果不明显。Woodson等(1993)应用上颌骨前徙术以扩大软腭后气道取得良好效果,但此种手术创伤太大,并且
Currently, velopharyngeal plasty (UPPP) has become the standard procedure for the treatment of obstructive sleep apnea-hypopnea syndrome (OSAHS), but a significant proportion of patients have unsatisfactory postoperative outcomes. The reason is that some patients with bony pharyngeal obstruction, simple line UPPP surgery effect is not obvious. Woodson et al. (1993) applied maxillary premolar surgery to expand the posterior parietal airway to achieve good results, but such surgical trauma is too large, and