الفهرس 
HISTORICAL REVIEWOnly 14 pages are availabe for public view
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Abstract
Twenty patients in Mans*ura University Hospital were suUlimted for operations on the upper extremity under intravenous regional analgesia . The patients were classifiet into two groups: patients of the first group received xylocaine 0.5% while--I% was given for those of the secont group* The tou’ble tourniquets technique was use& antexsanguination was performed ’by an Esmarch lbandage after.the gravitational trainage then the anaesthetic agent was injected in a previously insertet needle, Evaluation of the adequacy of anaesthesia was testet ’lay the response of the patient to pin.priok ant less of the At the end of the operation the valitional finger movements. tourniquet was The total tose of local anaesthetic agent was 3mg 11goety weight. The mean duration of onset of sensory less was 3-I5 minutes (range I-5 minutes) and 2.6 minutes (range, I-4 minutes) when using 0.5 and I.0% concentration respectively .