自动输血压控制系统在血液救援中的应用
Yini Wu1, Jiaqun He2, Xin Han1
1Department of Anesthesiology, People's Hospital of Lishui, Lishui, Zhejiang, China.
The Journal of international medical research
|November 28, 2023
概括
自动输血期间较高的负压会增加红细胞损伤. 建议在自输血过程中施加低于200mmHg的负压,以保持红细胞完整性.
科学领域:
- 输血医学 输血医学
- 生物医学工程 生物医学工程
背景情况:
- 自体输血是外科手术中常见的做法.
- 有效的压力调节对于最大限度地减少回收血液损伤至关重要.
研究的目的:
- 为了评估一个自制的自输血压控制系统.
- 为了确定不同负压对恢复的红细胞的影响.
主要方法:
- 50名患者被分为五组,使用不同的负压.
- 吸血前后分析血液样本以检测血红蛋白,血红素和红细胞形态.
- 测量了无血血红蛋白和血液溶解率.
主要成果:
- 吸血后,所有组的血红蛋白和血红素水平都发生了显著的变化.
- 吸血压的增加与异常红细胞,血自由血红蛋白和血液溶解的更高率相关.
结论:
- 红细胞破坏率随着负吸压的增加而升级.
- 建议自输血时负压低于200mmHg,以减轻红细胞损伤.
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