Objective:To study the dynamic changes of plasma D dimer in patients undergoing cardiac valve replacement with mechanical prosthesis, and to guide postoperative anticoagulant therapy.
目的：研究机械瓣替换术后患者血浆D-二聚体动态变化规律，以指导术后抗凝治疗。
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。
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。
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