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Effects of Ropivacaine combined with Methylprednisolone on brachial plexus block |
LIU Cai-tang LI Xue-ping LIU Hui-qin ZHOU Li-li CHEN Xiao-ling LI Jian-wen TIAN Ke-jing WANG Guo-sheng |
Department of Anesthesiology,Affiliated Tungwah Hospital of Sun Yet-sen University,Dongguan 523110,China |
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Abstract Objective To explore the effects and safety of brachial plexus block(BPB)with Ropivacaine combined with Methylprednisolone.Methods 200 patients undergoing operation below shoulder level in our hospital from June 2015 to May 2016 were randomly divide into observation group (0.33%Ropivacaine 30 ml+Methylprednisolone 40 mg)and control group (0.33%Ropivacaine 30 ml)with 100 cases in each group according to the random number table method, two groups were guided to the BPB by the nerve stimulator.The sensory and motor block onset time,duration time of anesthesia,and complications were compared.Results Sensory and motor block onset time of the observation group was (10.2±3.8),(13.7±3.9)min,shorter than that of the control group [(14.4±3.1),(18.1±3.4)min](P<0.05);duration time of sensory block and motor block of the observation group was (825.2±61.3),(733.5±77.1)min respectively,longer than that of the control group[(691.3±56.3),(566.9±78.3)min](P<0.05);the observation group had 2 cases ofbradycardia,the control group was obsererved 4 cases of bradycardia and 4 cases of dizziness,the incidence of adverse reaction of the observation group(2.0%)was lower than that of the control group(8.0%)(P<0.05).Conclusion Ropivacaine combined with Methylprednisolone for BPB shortens the sensory and motor block onset time,prolongs the duration time of anesthesia,and improves the safety of anesthesia.
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