Gallstone Model Intended for patient education, this model of the biliary system and its surroundings is presented in half-life-size. The gallbladder wall contains acute inflammation, as well as the tissue changes caused by chronic inflammation. The replica illustrates gall stones in the following locations: the fundus area of the gall bladder, the spiral valve area, the common bile duct area, the papillary opening to the small intestine. Displayed on stand.

5½×4×7½ inches (14×10×19 cm).