A little balloon at the end of the catheter is inflated to open up the narrowed artery. A steel stent is inserted to stop the artery from narrowing again. New narrowing of your carotid artery (restenosis). A significant drawback of carotid angioplasty is the possibility that your artery will slender https://www.sgvascularctr.com/revealing-the-latest-innovations-in-carotid-artery-disease-treatment/