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Video: Dab tsi yog peep valve siv rau?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Qhov Zoo Tshaj Plaws Qhov Siab Tshaj Plaws ( PEB ) yog siv txhawm rau tswj lub siab ntawm txoj hlab ntsws qis thaum kawg ntawm lub voj voog ua pa uas tiv thaiv lub alveoli los ntawm kev sib tsoo thaum lub sijhawm tas sijhawm.
Ntxiv mus, lub hom phiaj ntawm peep yog dab tsi?
Cov lub hom phiaj ntawm PEEP yog txhawm rau txhawm rau ntim cov pa nkev nyob hauv lub ntsws thaum kawg ntawm lub sijhawm txhawm rau txhawm rau txo qis cov ntshav los ntawm lub ntsws thiab txhim kho kev sib pauv roj. PEB tau ua tiav hauv ARDS (mob ua pa nyuaj ua pa tsis zoo) kom tso cai txo qis cov pa oxygen.
Ib yam nkaus, dab tsi yog qhov peep teeb tsa ntawm lub tshuab ua pa? Ua ntawv thov (extrinsic) PEB - feem ntau yog ib qho ntawm thawj zaug cov chaw ua pa xaiv thaum cov neeg kho tshuab qhov cua pib. Nws yog teem ncaj qha rau ntawm lub tshuab ua pa . Ib qho me me ntawm kev siv PEB (4 mus rau 5 cmH2O) tau siv rau hauv feem ntau cov neeg mob lub tshuab ua pa kom txo tau qhov kawg ntawm kev nqus pa alveolar.
Yog li ntawd, dab tsi yog qhov qub peep?
Teb. Siv physiologic PEB ntawm 3-5 cm dej yog ib qho kev tiv thaiv kom tsis txhob muaj peev xwm ua haujlwm seem hauv cov neeg uas muaj li qub lub ntsws. Qhov laj thawj rau kev nce qib ntawm PEB hauv cov neeg mob hnyav yog muab cov pa oxygen txaus thiab txo FiO2 mus rau qib tsis muaj tshuaj lom (FiO2< 0.5).
Peep thiab PIP yog dab tsi?
Qhov sib txawv ntawm PEB teeb tsa thiab ntsuas siab thaum lub sijhawm ua haujlwm no yog tus nqi pib PEB . PIB = peak inspiratory siab. Cov pa hauv siab, ntws, ntim, thiab siab esophageal (P.es) waveforms hauv tus neeg mob nrog auto- PEB.
Pom zoo:
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