Dictionary

iron lung

iron lung

noun

Definition of IRON LUNG

:  a device for artificial respiration in which rhythmic alternations in the air pressure in a chamber surrounding a patient's chest force air into and out of the lungs

First Known Use of IRON LUNG

1932

iron lung

noun    (Medical Dictionary)

Medical Definition of IRON LUNG

:  a device for artificial respiration in which rhythmic alternations in the air pressure in a chamber surrounding a patient's chest force air into and out of the lungs especially when the nerves governing the chest muscles fail to function because of poliomyelitis—called also Drinker respirator

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