“…Several worldwide studies reported the clipless cholecystectomy by using the ultrasonically activated shears as the sole instrument to achieve complete hemo-biliary stasis (cystic duct and artery), most of them with case-series 13 , 8 , 28 , 27 , 3 , 31 , 7 , 24 , 6 , 17 , 14 , 30 . In these 1221 cases there was no hemorrhage reported and the overall incidence of postoperative bile leakage was in agreement with the literature showing that this technique seems to be as safe as the surgical clip.…”