1Wittgen CM, Andrus CH, Fitzgerald SD , et al. Analysis of the hemodynamic and ventilatory effects of laparoscopic cholecvystectomy. Arch urg,1991; 126: 997-1001.
2Safran DB, Orlando R Ⅲ. Physiologic effects of pneumoperitoneum. Am J Surg, 1994,167: 281-286.
3Kelman GR, Swapp H , Smith I, rt al. Cardiac output and arterial bloodgas tension during laparosopy. Br J Anaesth , 1972 ;44:1155-1161.
4Morinura N, Inoue K, Miwa T, et al. Chest roentgenogram demonstrates cephalad movement of the carina during laparoscopic cholecystectomy. Anesthesiology, 1994,81:1301-1302.
5Iwama H , Nakane M, Aoki K. Abdominal insufflation pressure during laparoscopic cholecytecomy shifts the tracheal carina cephalad. Anesthesiology, 1996,84: 491-492.
6Lobato EB, Paige GB, Brown MM, et al. Pneumoperitoneum as risk factor for endobronchial intubation during laparoscopic gynecologic surgery. Anesth Analg, 1998,86: 301-303.
