7Greenberg RS,Toung J.The cuffed oro-pharyngeal airway:a pilot study[J].Anesthesiology,1992,77:A588.
8Brimacombe J,Berry A.The cuffed oropharyngeal airway for spontaneous ventilation anesthesia.clinical appraisal in 100 patients[J].Anaesthesia,1998,53(11):1074-1079.
9Brimacombe JR,Brimacombe JC,Berry AM,et al.A comparison of the laryngeal mask and cuffed oropharyngeal airway in anesthetized adult patients[J].Anesth Analg,1998,87:1437.
10van Vlymen JM,Wen Fu,White PF,et al.Use of the cuffed oropharyngeal airway as an altemative to the laryngeal mask airway with positive-pressure ventilation[J].Anesthesiology,1999,90(5):1306-1310.
7Catro Sm Pilbeam SP. Respiratory Care Equipment[M]. bthded Von Hoffman: Mosby Inc, 1999.140
8Honneybourne D. Neumann CS An audit of bronchoscopy bractice in the United Kingdom: a survey of adherence to national guidelines[ J].Thorar, 1997, 52:709-713