Fig. 1From: The three steps method for uniportal video-assisted thoracoscopic right upper lobectomya Performing the dissection of level 10 and level 2/4 lymph nodes, and stapling the apico-anterior artery. b Performing the dissection of level 11 and level 7 lymph nodes, and stapling the upper lobe bronchus. c Stapling the horizontal fissure only but not the vein with the first reload. d All the rest structures could be stapled simultaneouslyBack to article page