内窥镜检查术在耳鼻咽喉科疾病的诊疗上占有重要位置。目前,采用的体位有仰卧位、坐位、半坐位、俯卧位、侧卧位、膝肘位等。迄今尚无一种体位适用于一切情况,我国各地仍多沿用仰卧位。通过实践,我们认为,在门诊采用半坐位作硬式直达喉镜、前联合镜、食管镜及支气管镜检查优点很多,效果较佳。近年作者应用半坐位作光导纤维食管镜或纤维支气管镜检查术,也获良好效果。我科自1974年2月～1983年12月采用半坐位硬式内窥镜检查术诊疗患者共1876例次,尚 Endoscopy has an important position in the diagnosis and treatment of otolaryngology diseases. At present, the body position used supine position, sitting, semi-sitting position, prone position, lateral position, knee elbow and so on. So far there is no one position applicable to all situations, still more than the supine position around our country. Through practice, we believe that the use of semi-sitting in the clinic for hard-to-direct laryngoscopy, the former combined mirror, esophagoscopy and bronchoscopy have many advantages and better results. In recent years, the author applied semi-sitting position for optical fiber esophagoscopy or bronchoscopy, also received good results. Our department from February 1974 to December 1983 with semi-sitting hard endoscopy in patients with a total of 1876 cases of diagnosis and treatment