Ключевые слова: adult, background, blood, cardiac, care, check, clinic, closeup, device, digital, electronic, equipment, female, finger, fingertip, hand, health, heartbeat, hemoglobin, level, light, machine, measure, measurement, measuring, medic, medical, medicine, modern, monitor, monitoring, oximeter, oximetry, oxygen, oxymeter, patient, person, pressure, pulse, rate, saturation, technology, tool, using, vital, woman,