评估直接输血的可行性,用注射器收集来自普遍献血者的全血
Chet Voelker1, Grantham Peltier1, Nichelle Crenshaw1
1Blood and Shock Resuscitation, United States Army Institute of Surgical Research, Fort Sam Houston, Texas, USA.
Transfusion
|April 28, 2025
概括
对战斗中受伤者的直接输血在严格的环境中可能是可行的. 使用氨酸冲洗线维护了血液质量,并且可以通过在手术期间防止凝血来提高安全性.
科学领域:
- 军事医学 军事医学
- 紧急医疗 紧急医疗
- 输血医学 输血医学
背景情况:
- 未来的战场需要最小化的医疗策略来处理战斗伤亡.
- 在缺乏临床资源的严格环境中,直接输血可能为出血性休克提供解决方案.
研究的目的:
- 评估在模拟严格环境下直接输血的可行性和安全性.
- 评估肝素化与非肝素化输管在直接输血期间对血液质量的影响.
主要方法:
- 一项涉及六名参与者的观察试点研究.
- 使用注射器和管道收集血液,并比较未经处理和氨酸冲洗的线条.
- 在收集的血液样本上进行了凝血,血液学和化学测试.
主要成果:
- 在采集时间较长的手术中,可见的凝血发生.
- 非氨酸组显示血小板数和纤维素素度显著下降.
- 在非肝素组中,凝块强度随着时间的推移而下降.
结论:
- 由于凝血风险,直接输血应该是时间有限的,而不是依赖体积的.
- 氨酸涂层线似乎可以保持血液质量,这表明它们可能会提高直接输血的安全性.
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