From Longman Dictionary of Contemporary Englishventilatorven‧ti‧la‧tor /ˈventəleɪtə $ -tl-eɪtər/ noun [countable] 1 TBBAIRa piece of equipment that puts fresh air into a room, building etc → fan2 MHa piece of equipment that pumps air into and out of someone’s lungson a ventilator He was put on a ventilator but died two hours later.
Examples from the Corpus
ventilator• Her condition remained critical and she was sedated and placed on a ventilator.• Kelsey spent five weeks on a ventilator and still needed extra oxygen until last week.• Look at the cost of staging and shelving as well as automatic ventilators, insulation and shading materials.• She could hear ventilators pumping somewhere deeper in the complex, but they didn't seem to be equal to the job.• It talked or sometimes yelled through its ventilators, too.• Neither officer seems to wear cords on the M1889 field hat, identified by its lack of brass screen ventilators.• Here, the patient, though chronically dependent on the ventilator is a conscious, sentient person.• There is no doubt that the ventilator may be turned off when in fact, the patient is already dead.put on a ventilator• Miss T. was put on a ventilator and paralysing drugs were administered. 