5Takenaka I, Aoyama K, Kadoya T. Use of the univent bronchial blocker tube for unanticipated difficult endotracheal intubation [J]. Anesthesiology, 2000, 93 (2): 590-591.
6Cohen E. Methods of lung separation [J]. Curr Opin Anaesthesiol, 2002, 15(1): 69-78.
7Klein U, Karazi W, Bloos F,et al. Role of fiberoptic bronchoscopy in conjunction with the use of double-lumen tubes for thoracic anesthesia [J]. Anesthesiology, 1998, 88 (2): 346-350.
8Campos J H, Hallam E A, Van Natta T, et al. Devices for lung isolation used by anesthesiologists with limited thoracic experience: comparison of double-lumen endotracheal tube, Univent torque control blocker, and Arndt wire-guided endobronchial blocker [J]. Anesthesiology, 2006, 104(2): 261-266.
9Knoll H, Ziegeler S, Schreiber J U, et al. Airway injuries after onelung ventilation: a comparison between doublelumen tube and endobronchial blocker: a randomized, prospective, controlled trial [J]. Anesthesiology, 2006, 105 (5) : 471-477.