Open cholecystectomy is surgery to remove the gallbladder with an incision directly on the abdominal wall, to treat gallstones, cholecystitis, pancreatitis... Open cholecystectomy is more invasive. Endoscopic surgery

My mother operated on common bile duct stones 21 days ago. Currently, there are stones on both sides of the liver wall and in the gallbladder as well as the common bile duct, there are still kehr ducts, is there a method of lithotripsy through kehr? Please advise the safest and most effective method to completely remove stones in the liver and bile.