After the stent is inserted, it will become a permanent part of the artery wall, strengthening the wall while keeping the artery open for blood flow to the heart muscle. Some newer stents are coated with medication. They are called drug-eluting stents, and help in preventing restenosis or closure.

	Coronary Angioplasty with Stenting Animation:
	Click here to see this animation of coronary angioplasty with stenting for treating blocked heart arteries.