Fig. 4From: Comparisons of the segments of left-sided double-lumen tracheobronchial tubes as industrial productsMeasuring road map. The left-hand panel shows the tube being cut. The middle panel shows the cut tube. We measured the external diameters (long and short axes) of both lumen parts, the transverse and longitudinal diameters of the bronchial lumen, and the tubules for tracheal and bronchial cuff inflation on the profile projector (the right-hand panel)Back to article page