Fig. 1From: Comparison of left double lumen tube and y-shaped and double-ended bronchial blocker for one lung ventilation in thoracic surgery—a randomised controlled clinical trialEZ-Blocker and bronchoscope. a. EZ-Blocker (EZB) and Ambu® Broncho aScope 4 slim 3.8/1.2placedthrough a single-lumen tube (SLT) 7.5 mm, b. View with the Ambu® Broncho aScope 4 slim 3.8/1.2on the main carina and c. firm y-shaped position of EZB on the main carinaBack to article page