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Explainer | Why is Singapore giving 20,000 blood oxygen monitors to migrant workers? Yet many of these employees exhibit few, if any, of the symptoms often related to the respiratory illness, according to authorities - which is why hundreds of medical units generally known as pulse oximeters are actually being distributed, to assist detect the early warning signs of a coronavirus-associated deterioration in health. Some 8,000 pulse oximeters have already been handed out to migrant employees with Covid-19 and one other 12,000 will go to these residing in dorms. But what is this machine that has been touted by well being care consultants around the globe as a useful tool in the struggle against coronavirus? What's a pulse oximeter? A pulse oximeter gives a non-invasive and painless technique to measure how much oxygen is being carried in a person’s blood. It consists of a light-emitting sensor - mostly clipped on to the tip of a finger - that may decide oxygen saturation levels inside seconds by measuring modifications within the wavelengths of light because it passes via the physique. Typically, the machine is used to observe patients with asthma, pneumonia, lung most cancers and different respiratory ailments.
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