Oximeters: What, How, and When?
With the COVID-19 pandemic causing worldwide panic and unprecedented damage to health and finances of people across the globe, a small medical device called the pulse oximeter is becoming an essential part of the household medical kits. Before you set out to buy one, however, it is best to learn a bit more about the device itself. A pulse oximeter is an oxygen saturation machine that monitors and measures the percentage of oxygen present in the blood haemoglobin. This means it can also record the pulse or the rate of heart beat. Oxygen that is taken in through respiration is needed by every cell, every organ of the human body and it reaches these cells bound by the haemoglobin in blood. When cells are oxygen deprived, they start to die very quickly. This state is called hypoxia. This makes it very important for those with heart or respiratory ailments to monitor their blood oxygen percentage at regular intervals. The pulse oximeter is a small, battery operated device that ca...