Information processing system, medical system and cannulation method

Abstract

An information processing system, including a processor comprising hardware. The processor being configured to: acquire an endoscope image from an endoscope, the endoscope image showing a papillary portion, determine route information of a lumen based on the endoscope image, the lumen being at least one of a biliary duct or a pancreatic duct, generate a display image based on a result of the determination of the route information of the lumen, the display image having a route guide image to provide guidance of a route of the lumen leading to the papillary portion superimposed on the endoscope image, and display the display image on a display.

Dependencies are inferred from the claim text.