3van Kleef JW,Veering BT,Burn AG. Spinal anesthesia with ropivacaine:a double-blind study on the efficacy and safety of 0.5%and 0.75% solutions in patients undergoingminor lower limb surgery. Anesth Analg,1994,78: 1125-1130.
4Brun Buisson V, Bonnet F, Liu N, et al. Analysis of failures of spinal anesthesia as a function of practice development in a university hospital. Ann Fr Anesth Reanim, 1991,10: 539-542.
5Burgess FW, Woiwood MD, Lutz RL, et al. Continuous spinal anesthesia with hyperbaric bupivacaine: a dose-response analysis. Reg Anesth,1991,16:52-56.
6Van Gessel EF, Forster A, Schweizer A, et al. Comparison of hypobaric,hyperbaric, and isobaric solutions of bupivacaine during continuous spinal anesthesia. Anesth Analg, 1991,72:779-784.
7Labaille T, Benhamou D, Westermann J. Hemodynamic effects of continuous spinal anesthesia: a comparative study between low and high doses of bupivacaine. Reg Anesth, 1992,17:193-196.
8Favarel Garrigues JF, Sztark F,Petitjean ME,et al. Hemodynamic effects of spinal anesthesia in the elderly: single dose versus titration through a catheter. Anesth Analg, 1996,82: 312-326.
9Biboulet P, Deschodt J, Aubas P, et al. Continuous spinal anesthesia:does low-dose plain or hyperbaric bupivacaine allow the performance of hip surgery in the elderly? Reg Anesth, 1993,18:170-175.
10Reisli R, Celik J,Tuncer S, et al. Anaesthetic and haemodynamic effects of continuous spinal versus continuous epidural anaesthesia with prilocaine. Eur J Anaesthesiol, 2003,20: 26-30.
