Ключевые слова: cardiac, cardiology, care, clinic, clinical, counter, display, electronics, equipment, exam, health, healthcare, heart, heart smart, heartbeat, hospital, instrument, level, machine, measure, measurement, medical, medicine, modern, monitor, monitoring, ox, oximeter, oxygen, oxygen level, oxygen rate, oxymeter, patient, pulse, pulse ox, pulse oximeter, pulse oxymeter, pulse rate, rate, rates, saturation, scientific, sensor, signs, technology, tool, vital,