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负压在自体血回收中对红细胞压积与回收血量的影响

Modern Nursing(2006)

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Abstract
目的探讨术中自体血回收时不同负压对红细胞压积(Hct)及回收血量的影响。方法采用不同负压在术中收集血液,比较不同负压下收集的原血Hct和回收血量的情况。结果负压为150 mm Hg时收集的血液红细胞破坏较少且基本能满足手术中收集血液的需要,而负压超过250 mm Hg时红细胞大量破坏,回收血量大大降低。结论使用恰当的负压是术中自体血回收质量的重要保证。
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Key words
Autologous blood salvage,Negative pressure,Hematocrit
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