悬雍垂腭咽成形术 (ＵＰＰＰ)是治疗阻塞性睡眠呼吸暂停综合征 (ＯＳＡＳ)的主要手术之一 ,目前国内多在局麻下进行〔1〕。因为此类患者常伴有体形肥胖、咽腔窄小、舌体肥大及咽反射敏感 ,并且伴有心脏与呼吸系统的病理改变 ,在局麻下手术操作相当困难 ,患者亦感痛苦。文献有局 Uvulopalatopharyngoplasty (UPPP) is one of the main surgical treatment of obstructive sleep apnea syndrome (OSAS), at present more than under local anesthesia [1]. Because such patients are often accompanied by physical obesity, narrow pharynx, tongue hypertrophy and pharyngeal reflex sensitivity, and associated with pathological changes of the heart and respiratory system, the operation under local anesthesia is quite difficult, the patient also feel pain. The literature has a bureau