作为在手术前期循环血液体积评估的预测因素的Delta-SVV:一个前性队列研究
Alternative therapies in health and medicine
|April 30, 2024
概括
通过FloTrac/Vigileo测量的中风体积变化 (SVV) 可以准确预测手术期间血液体积的变化. 这种相关性使麻醉科医生能够精确地指导液体治疗,优化手术期间患者的结果.
科学领域:
- 麻醉学 麻醉学
- 临界护理医学 临界护理医学
- 手术流体管理手术流体管理
背景情况:
- 精确的手术内流体治疗对于维持组织输液和氧化是至关重要的.
- 过量饮用液体可能会导致诸如心力衰竭和等不良事件.
- 精确评估循环血液体积至关重要,以避免低血压和液体过载.
研究的目的:
- 评估在手术内流体治疗期间中风体积变化 (SVV) 和循环血液体积之间的关系.
- 确定SVV是否可以作为指导手术患者流体管理的可靠指标.
主要方法:
- 一项前性队列研究,涉及103名接受选择性神经外科手术的患者 (ASA I-II级,年龄20-60岁).
- 患者被随机分为晶状体和体组,接受特定的液体体积 (血-Lyte-A或6% HES).
- 使用FloTrac/Vigileo监测中风体积变化 (SVV) 和血液体积变化 (Delta-BV/kg),每5分钟记录一次测量.
主要成果:
- 在晶体和体组中观察到Delta-SVV和Delta-BV/kg之间存在显著的线性相关性 (P < .001).
- 一个已确定的方程 (Delta-bv / kg = 1.099 Delta-SVV + 0.1139) 证明了SVV对血液体积变化的预测能力.
- 与体组相比,晶体组的Delta-SVV和Delta-BV/kg显著更高.
结论:
- 用FloTrac/Vigileo测量的SVV可靠地预测在全身麻醉下患者的手术内血量.
- 这种相关性使麻醉科医生能够精确计算和管理液体体积,优化患者管理.
- 建议进行进一步的大规模多中心研究,以验证SVV在流体治疗中的临床效率.
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