上消化道异物内镜下取出一般不难，但对因年龄、位置及异物形状等难取性消化道异物取出仍有一定难度。我院自１９８３年２月～１９９９年１０月经内镜共取出异物２６８例,其中难取性异物８６例９２件,均由内镜安全取出。现将８６例难取性异物的资料报告如下。临床资料一、一般? Endoscopic removal of upper gastrointestinal endoscopy is generally not difficult, but because of the age, location and foreign body shape and other difficult to remove digestive tract foreign body is still difficult to remove. In our hospital from February 1983 to October 1999 by endoscopy were removed altogether 268 cases, of which 86 cases of foreign objects in 86 cases, were safely removed by endoscopy. 86 cases of foreign bodies are now hard to report the following data. First, the general information?