Document Classification

Section Type: METHODS

Text: 80 patients, ASA III, aged 30 to 70 years, randomized and divided into 4 groups : Group I (n = 20) received total 41 ml of levobupivacaine 0. 5 % + 1 ml NaCl 0. 9 % mixture ; Group II (n = 20) received 41 ml of levobupivacaine 0. 5 % + 1 ml magnesium sulfate (150 mg) mixture ; Group III (n = 20) received total 41 ml of levobupivacaine 0. 25 % + 1 ml NaCl 0. 9 % mixture ; and Group IV (n = 20) received total 41 ml of levobupivacaine 0. 25 % + 1 ml magnesium sulfate (150 mg) mixture by perineural axillary brachial plexus block.