Fingertip pulse oximeter was invented by Millikan in the 1940s to monitor the concentration of oxygen in arterial blood, an important indicator of the severity of COVID-19. Yonker now explains how ...
HR on a patient monitor means heart rate, the rate at which the heart beats per minute, HR value is too low, generally refers to the measurement value below 60 bpm. Patient monitors can also measur...
There are six common medical thermometers, three of which are infrared thermometers, which are also the most commonly used methods of measuring body temperature in medicine.
1. Electronic thermomet...
