a stent used in angioplasty procedure placed on a white surface.

cardiology artery coronary surgery circulatory health implant blood vein disease medicals vessel cardiac cholesterol brain platinum silver catheter balloon medicine heart attack plaque vascular mesh aorta metal treatment bypass procedure intervention stroke infarct isolated surgical circulation blocked highbloodpressure pressure cardiovascular accumulation care angioplasty stent cath lab cardiologist blockage metallic bare ptca used white surface treat arteries brain