For patients with gallbladder stones, for more than 100 years, surgery has been using cholecystectomy to eradicate treatment, regardless of the function of the gallbladder, everything is done, especially in recent years with the development of laparoscopic technology, laparoscopic cholecystectomy with its advantages of less trauma, fast recovery, cosmetic, etc., is known as the gold standard; but with the development of evidence-based medical medicine, the function of the gallbladder is re-understood, its immune, digestive and other functions are increasingly attracting The incidence of diarrhea, bile duct stones and colon tumors increases after cholecystectomy; complications such as bile duct injury and bleeding during cholecystectomy cause medical experts to pay great attention, and more and more medical doctors call for preserving the functional gallbladder. It is a new high-tech minimally invasive surgery that can remove the stones, preserve the function of the gallbladder, and avoid the great risk of complications when removing the gallbladder.