Surgical Anatomy
Abstract
Abstract What are the valves of Heister? The spiral folds of mucous membrane in the wall of the cystic duct; their function is believed to be one of preventing sudden distention of the cystic duct when the pressure in the gallbladder or cystic duct rises. References 1. Blackbourne LH, Fleischer KJ. Advanced Surgical Recall . Baltimore, Md: Williams & Wilkins; 1997: 469.