Laparoscopic cholecystectomy
ProcedureFirst trocar was inserted with Hasson method (Subumbilical 1 cm vertical incision was made and first 10-mm trocar (VersaportTM plus V2, Covidien, USA) inserted under direct vision) and pneumoperitoneum was created with 12 mm Hg pressure. Second 10-mm trocar was inserted from subxyphoid area. Two 5-mm trocars were inserted in the right upper quadrant area. After general intrabdominal exploration, dissection was started to ensure safe-view of Calot triangle. In case of quite tough gallbladder for griping, gallbladder was drained with a gray intravenous cannula. Cystic artery and cystic duct were separately dissected and twice ligated with Endo Clip™ II ML (Covidien, USA). Gallbladder was dissected from liver bed carefully. Gallbladder was taken out from abdomen through the subumbilical incision.