Fig. 3From: Modified blade: an interventional option in rigid bronchoscopy for non-resectable benign tracheal stenosisRadial incisions of the mucosal stenosis with blade were sectioned at the levels of 4, 8 and 12 o’clock, with back and forth movements, delicate, light and extremely precise, then the stenotic area was dilated more easily with a rigid bronchoscopeBack to article page