3Holmstrom B, Laugaland K, Rawal N, et al. Combined spinal epidural block versus spinal and epidural block for orthopaedic surgery. Can J Anaesth, 1993,40: 601-606.
4刘俊杰,赵俊,主编.现代麻醉学.北京:科学出版社,1996.522.
5Wakamatsu M, Katoh H, Kondo U, et al. Combined spinal and epidural anesthesia for orthopaedic surgery in the elderly. Masui, 1991,40 : 1766-1769.
6Vercauteren MP,Geernaert K, Vandeput DM,et al. Combined continuous spinal-epidural anaesthesia with a single interspace,double-catheter technique. Anaesthesia, 1993,48:1002-1004.
7Heath ML. Allagain J. Intubation through the laryngeal mesk airway. A technique for unexpected difficult intubation[J]. Anaesthesia , 1991,46 : 545-548.
