Ключевые слова: 3d rendering, analysis, background, beat, cardiac, cardio, cardiogram, cardiologist, cardiology, care, chart, concept, diagnosis, disease, doctor, drawing, ecg, ekg, electrocardiogram, emergency, exam, frequency, graph, hand, health, healthcare, healthy, heart, heartbeat, hold, hospital, illness, life, line, male, man, medical, medicine, monitor, patient, pulse, push, rate, red, stethoscope, symbol, touch, using, wave,