■ Size: Naturally large, 360 x 175 x 530mm;
■ Components: 4 components, placed on the base;
■ Function: The product is horizontally cut from the neck root, horizontally cut from the thigh root to the upper third of the upper limb, open the chest and abdominal walls, and display the composition of the portal vein system. The trunk shows the segments of the superior vena cava, left and right subclavian veins, internal jugular veins, brachiocephalic veins, inferior vena cava, common iliac vein, and azygos vein. The abdominal cavity shows the partial appearance of the liver, stomach, intestine, and esophagus. The portal vein system shows the distribution of various branches and their distribution. The portal vein system mainly includes the superior and inferior mesenteric veins, splenic veins, umbilical veins, esophageal veins, left gastric veins, right gastric veins, gallbladder veins, posterior superior pancreatic and duodenal veins, as well as the esophageal venous plexus, rectal venous plexus, paraumbilical venous plexus, thoracoabdominal wall veins, upper and lower abdominal wall veins, and superficial abdominal wall veins related to the portal vein system;
■ Material: Imported environmentally friendly PVC material, imported environmentally friendly paint, plastic base.