Home > Heart Disease > How do you keep the Stent Open? Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Apr 11, 2015 by Cardiosmart, Views: 3217 How do you keep the Stent Open? The stent is made of metal, so it doesn't move, but it can form clot in the stent if you don't take the medication your doctor gave you. You will be on Aspirin, and 1 other blood thinner-Plavix, Brilinta, or Effient.