As well as keynote lectures by seasoned world experts and by successful early adopters of robotic surgery in asia , delegates will observe and comment on three live surgery demonstrations in 3d , including a videocast of a gastrectomy being performed in south korea 香港中文大学外科学系系主任尹怀信教授说:世界各地的外科医疗人员普遍认为,以机械人辅助的手术,将成为外科手术的其中一个基准。