Angiography is a graphical technique in medicine to image the inner part of blood vessels or body organs, especially arteries, veins and heart cavities. 
   Usual application of angiography is examining acquisitive problems (narrow coronary vessels), congenital heart disorders emphasis, (holes inside the heart or valves narrowing) and etc …
   It is possible in angiography to measure the internal heart pressure, observation of coronary vessels, heart cavities, large vessels and etc… Curative measures include angiography which means unblocking and reforming vessels. 


   In this method, the blocked vessel is being dilated by a balloon for a few seconds to be unblocked; not to be blocked again, a spring like stuff named stent is devised in the vessel.