Stents – At times, the atherosclerotic plaque may be very bulky and narrows the artery lumen presently following the balloon is deflated. In this sort of instances, a stent (wire mesh-like tube) is usually inserted to help keep the lumen open. The stent stays inside the vessel and isn't eliminated. https://sgvasculargrp.com/medical-condition/carotid-arterial-disease/