Effects of ultrasound-guided quadratus lumborum block on perioperative pain control and outcome in laparoscopic radical resection of colorectal cancer
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资源简介：
Interventions: Control group:patient control intravenous analgesia;Experimental group 1:Combination of ultrasound-guided anterior quadratus lumborum block 2mg/kg and patient control intravenous analgesia;Experimental group 2:Combination of ultrasound-guided anterior quadratus lumborum block 3mg/kg and patient control intravenous analgesia Primary outcome(s): visual analog scale, VAS Study Design: Parallel
创建时间：
2020-02-15
