1. The structure is designed according to adult size, with some common bile duct, pancreatic duct and gallbladder structures;

2. The interior of the model simulates the color, folds, etc. of the

digestive tract under the microscope;

3. Support the examination and use of endoscopic equipment such as

gastroscopes and duodenoscopes; you can exercise hand-eye

coordination and basic skills training during endoscopic examination.