释义 |
demand oxygen delivery device Translationsdemand oxygen delivery device
de·mand ox·y·gen de·li·ver·y de·vice (dĕ-mand' ok'si-jĕn dĕ-liv'ĕr-ē dĕ-vīs') Apparatus that conserves oxygen by sensing the initiation of an inspiratory effort and then delivering oxygen only during that phase. Usually attached to a nasal cannula. |