在新生儿运输过程中具有或没有体积保证的高频振荡通风
Vera Balog1,2, Gabor Liszkay1,3, Lajos Lantos1
1Neonatal Emergency & Transport Services of the Peter Cerny Foundation, Budapest, Hungary.
在新生儿运输过程中,高频振荡式通风 (HFOV) 和具有体积保证 (VG) 的HFOV密切保持了目标通风器参数. 这些模式有效用于新生儿的紧急呼吸辅助.
科学领域:
- 新生儿重症监护的新生儿重症监护
- 呼吸系统生理学 呼吸系统生理学
- 运输医学 运输医学
背景情况:
- 高频振荡通风 (HFOV) 对于新生儿的呼吸支持至关重要.
- 量保证 (VG) 的目的是提高通风稳定性.
- 在紧急新生儿运输期间评估HFOV和HFOV-VG至关重要.
研究的目的:
- 分析HFOV期间的通风器参数偏差,有或没有VG.
- 在紧急新生儿运输期间比较HFOV和HFOV-VG.
- 评估HFOV模式在维持目标参数方面的有效性.
主要方法:
- 追溯观察性研究.
- 使用了fabianTM HFOi呼吸机.
- 分析了平均气道压力和压力幅度的偏差.
主要成果:
- 平均气道压力和压力振幅的中位偏差为<1cmH2O.
- 在HFOV-VG中,振荡体积 (VThf) 的中位偏差为-0.07mL/kg.
- VThf <2.5mL/kg通常可以避免高头;更高的振幅设置可以改善VThf的维护.
结论:
- HFOV和HFOV-VG保持通风器参数接近目标.
- 无论是HFOV还是HFOV-VG都对新生儿运输有希望.
- 优化的设置可以增强VThf的传递,并防止头增大.
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