目前，国内胃镜检查常规让病人取左侧卧位，胃镜通过咽下部时需调节角度钮或让病人“吞咽”配合方可捕入食管，有一定的缺点。我院自1989年11月采用改良式胃镜插入法，效果满意[1]。我们采用上述两种方法对400例胃镜受检者进行对比分析。现报道如下。1资料与方法1．1一般情况本 At present, the domestic routine gastroscopy to allow patients to take the left lateral position, gastroscopy through the pharynx when the need to adjust the angle button or let the patient “swallowing” before capturing the esophagus, there are certain shortcomings. Our hospital since November 1989 using modified gastroscopy insertion method, the effect is satisfactory [1]. We use the above two methods of 400 cases of endoscopy were compared. Report as follows now. 1 Materials and Methods 1.1 The general situation of this