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本文在高原地区借助器械对临床常用静脉液体进行氧合,观察氧合前后液体中氧含量变化,为临床采用氧合液纠正低氧血症提供理论依据。结果:①氧合液中氧含量是非氧合液的3.7-7.4倍,平均5.36倍,前后比较均P<0.01,有非常显著差别;②氧合时提高氧流量,液体中氧含量上升,但4升/分后上升不明显;③延长氧合时间虽氧含量增加,而5分钟已能达到较高值;④氧合液敞口静置随时间延长其氧含量下降。提示:临床常用静脉液体均能氧合,氧合后液体均能用于纠正低氧血症,以5~10%葡萄糖,平衡盐,生理盐水较好。氧合时间5分钟,氧流量4升/分,氧合液应尽快应用。
This article in the plateau region with the help of instruments commonly used in clinical venous fluid oxygenation, observed before and after oxygenation in the oxygen content of the liquid for the clinical use of oxygenate to correct hypoxemia provide a theoretical basis. Results: ① The content of oxygen in oxygenate solution was 3.7-7.4 times that of non-oxygenated solution, with an average of 5.36 times, with a significant difference before and after P <0.01; ② The oxygen flux increased , The oxygen content of the liquid increased, but the increase after 4 liters / min was not obvious; ③ the oxygenation time was prolonged even though the oxygen content increased while the oxygen content increased; Decreased content. Tip: clinical venous fluid can be oxygenated, oxygenated fluid can be used to correct hypoxemia, with 5 to 10% glucose, salt balance, saline better. Oxygenation time of 5 minutes, oxygen flow rate of 4 l / min, oxygenated solution should be applied as soon as possible.