If your healthcare provider recommends the use of a pulse oximeter, be sure to get instructions about how to use it and how to read and understand the results, and report them to your healthcare provider.
Accurate measurements and readings from a pulse oximeter are important signs in determining if and when a COVID-19 patientat home may need urgent care at a healthcare facility.
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一般来说,血氧含量下降到90%以下,或呈逐渐下降趋势,可能是表明需要进行进一步医学评估的早期征兆。
As a general rule, a decline below 90%, or a progressive downwards trend, can be an early warning of need for further medical assessment.
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大多数接受居家照护的COVID-19患者不需要使用脉搏血氧仪。
Most COVID-19 patients being cared for at home will not require a pulse oximeter.
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了解更多关于医用氧气和脉搏血氧仪的信息。
Learn more about medical oxygen and pulse oximeters.