Inventors Are Whipping Up Homemade Ventilators to Fend Off a Shortage. Some Doctors Are Wary

https://time.com/5812678/ventilator-innovations-covid-19/

A mechanical ventilator can cost a hospital tens of thousands of dollars up front, and even more money each day it’s used to keep oxygen flowing into a sick patient’s lungs. It’s unsurprising, then, that some small U.S. hospitals can count theirs on one hand. There are about 160,000 ventilators in use in hospitals nationwide—about half the number of confirmed COVID-19 cases in the U.S.

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