Objective To compare the hemodynamic effects and oxygenation state of propofol and midazolam combined with fentanyl for total intravenous anesthesia in patients undergoing cardiac valve replacement.
目的比较异丙酚和咪唑安定静脉复合麻醉对心脏瓣膜置换手术患者麻醉期血液动力学和氧代谢的影响。
To investigate the safety and the efficacy of sedation achieved by intravenous midazolam combined with propofol during gastrointestinal endoscopy.
目的：探讨消化内镜诊疗期间应用咪唑安定、异丙酚的镇静效果及安全性。
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