Cardiovascular Devices - Enabling Improved Patient Care Through Innovation Coronary Stents One of the most common cardiovascular devices used today are coronary stents. Coronary stents are tiny mesh tubes that are inserted into blocked or narrowed arteries during a procedure called percutaneous coronary intervention, or angioplasty. During angioplasty, a catheter equipped with an inflatable balloon is guided into the blocked artery. The balloon is inflated to flatten...