一种气囊压力可视性气管插管及气管切开导管的设计与应用

Chinese Journal of Rural Medicine and Pharmacy(2022)

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Abstract
指南推荐气囊压力范围应不低于25cm H2O,可有效预防呼吸机相关性肺炎(VAP)[1].目前临床多用机械指针式测压表,可对气囊压力定时监测,当测量值不在目标范围内时,应充气或放气再次测量,使气囊压力控制在目标水平.但气囊压力因易受内外因素影响而变化,定时测量并不能实时反映其变化过程,使之难以持续维持在目标范围,且常规手动气囊压力测量和校准的操作会导致气囊压力下降 [2].
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