The pulse oximeter is an electronic device that is clipped on a fingertip to measure the saturation of oxygen carried in your red blood cells. — TNS
The pulse oximeter, a device that measures the degree to which red blood cells are saturated with oxygen, is one of healthcare’s most fundamental tools.
So when Dr Noha Aboelata learned that research stretching back decades showed that the devices routinely failed patients with darker skin tones, she took action.
