Cholecystectomy is the surgical removal of the gallbladder. A cholecystectomy is a surgical procedure to remove your gallbladder — a pear-shaped organ that sits just below your liver on the upper right side of your abdomen. Your gallbladder collects and stores bile — a digestive fluid produced in your liver.Cholecystectomy is a common treatment of symptomatic gallstones and other gallbladder conditions. Cholecystectomy can be performed either laparoscopically, using a video camera, or via an open surgical technique