Saturday, April 11, 2020

Complications-----Doctors fighting coronavirus face a ventilator Catch-22 — Quartz

Doctors fighting coronavirus face a ventilator Catch-22 — Quartz
"...Critical care doctors are beginning to worry that stress caused by invasive ventilation may contribute to the grim measures of fatality among Covid-19 patients on ventilators: 
One recent study of 338 Covid-19 patients (pdf) in the UK who relied upon invasive ventilators to breathe found that two-thirds died
...But some clinicians believe that patients with plunging oxygen levels who would normally would be placed on a mechanical ventilator may do better receiving oxygen with less aggressive means. 
...In that case, using ventilators to increase the pressure of oxygen pumped into the body may do more harm than good.
...Now, he and his colleagues are looking at cheaper ways to build non-invasive ventilators that also prevent the spread of the virus in the air. 
In Italy, engineers have adapted full-face scuba masks into non-invasive ventilators..."
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