Fig. 5From: Comparisons of the segments of left-sided double-lumen tracheobronchial tubes as industrial productsMeasurement of the external diameters of both lumens and the tracheal and bronchial cuff inflation tubules. 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 (X-X and Y-Y)Back to article page