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目的：探讨气囊导尿管在耳鼻喉科的应用技巧。方法将气囊导尿管用于鼻内镜手术中堵塞后鼻孔；用于鼻内镜术后冲洗鼻窦；用于后鼻孔填塞；辅助鼻腔及食道光滑扁平异物的取出。结果鼻内镜术中完全避免了鼻腔血液及分泌物流入口咽部引起的不适；减少了术后窦口粘连闭锁；减轻患者后鼻孔填塞带来的痛苦；杜绝了鼻腔异物坠入气道的风险；对于光滑扁平食道异物取出简单、方便、经济。结论气囊导尿管在耳鼻喉科的应用疗效确切，值得推广。“,”Objective To investigate the Foley's catheter application techniques in otolaryngology. Methods Foley'catheter for endoscopic surgery in blocking postnaris,sinus ir igation in postoperation of nasal endoscope, for postnasal packing, auxiliary nasal cavity foreign body and esophagus smooth and flat foreign body removal. Results With the Foley's catheter application, it completely avoid the discomfort caused by the secretion and blood stream or other pathology tissue pass through nasopharynx to oropharynx in process of endoscopic surgery, reduced the postoperative complications about sinus adhesion and shut ing, bring easy and rapid opration for doctor in postnasal packing,eliminated risk of nasal foreign bodies fal in the airway,It's so simple, convenient, economical to removal smooth flat esophageal foreign body. Conclusion Foley's catheter, ENT applications ef icacy exact worth promoting.