Ключевые слова: attack, blood, cardiac, cardiogram, cardiology, care, clinic, doctor, ecg, electronics, emergency, equipment, exam, finger, hand, health, healthcare, heart, heartbeat, help, hospital, instrument, measure, measurement, medical, medicine, monitor, monitoring, operation, oximeter, oximetry, oxygen, oxymeter, oxymetry, patient, pulse, pulse oximeter, resuscitation, saturation, sensor, sole, surgeon, surgery, technology, tool,