Ключевые слова: aged, beat, broken, cardiac, cardiology, care, clinical, cog, concept, conceptual, cure, device, diagnosis, diagnostic, disease, engineering, function, gears, grunge, health, healthcare, heart, heartbeat, illness, illustration, malfunction, mechanical, mechanism, medical, medicine, metal, metaphor, model, old, part, rusty, screw, silhouette, symbol, therapy, vintage, wood, work,