能消除胆结石的内镜日本千叶大学医疗系研制成一种新型内镜，可用来消除胆结石。该内镜是将尺寸不同的两只内镜组合在一起，经食道插入肝脏。将直径１．３ｃｍ的大内镜一直插到位于十二指肠的胆道口中，这时由大内镜上延伸出来的直径０．４５ｃｍ小内镜便插入胆道，到达肝... Gallstone can eliminate endoscopic Japan’s Chiba University Department of Medical developed a new endoscope, can be used to eliminate gallstones. This endoscope combines two endoscopes of different sizes into the liver via the esophagus. The diameter of 1.3cm large endoscope has been inserted into the duodenum is located in the mouth, then extended by a large endoscopic diameter of 0.45cm small endoscopic insert the biliary tract, to reach the liver ...