在中耳外科手术中添加德克斯梅托米丁到普罗波麻醉剂:一项前性随机双盲研究
Swathi Kumari K1, H G Thippeswamy1, Shruthi R Nayak1
1Anaesthesiology, Yenepoya Medical College and Hospital, Mangalore, IND.
Cureus
|August 29, 2024
概括
德克斯梅德托米丁在中耳手术中没有降低普罗波的总体使用,但降低了初始剂量. 这种组合改善了手术现场,但导致患者恢复延迟.
科学领域:
- 麻醉学 麻醉学
- 外科手术的安全性
- 药理学 药理学是指药理学的学科.
背景情况:
- 中耳外科手术需要低血压麻醉,因为无血场.
- 普罗波福尔是常用的,但其与德克斯梅德托米丁的作用需要进一步研究.
研究的目的:
- 为了研究德克斯梅德托米丁在中耳手术期间对普罗波福的消耗和血液动力学稳定性的影响.
- 评估手术现场的质量和患者康复时间.
主要方法:
- 一项随机对照试验,涉及100名接受选择性中耳手术的成年患者.
- 患者被分配给单独接受普罗波 (P组) 或普罗波与德克斯梅德托米丁 (PD组).
- 在使用显微镜时,通过使用醇,氧和氧化来维持麻醉,目的是达到60-69mmHg的平均动脉压 (MAP).
主要成果:
- 两组之间醇总摄入量没有显著差异 (P=0.172).
- 德克斯梅德托米丁显著降低了醇的诱导剂量 (P<0.001) 和心率 (P<0.001).
- 组PD显示了明显更好的操作场 (P=0.0003),但经历了延迟恢复 (P<0.001).
结论:
- 在中耳外科手术中,添加德克斯梅德托米丁 (dexmedetomidine) 于普罗波 (propofol) 麻醉剂可降低诱导剂量,改善手术场景.
- 然而,这种组合并没有降低普罗波的总体消耗,并导致患者的恢复时间延长.
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