Technology Insight Report: Coronary Stents

 open an artery during angioplasty. The stent is
Cardiology has come a long way over thecollapsed to a small diameter and put over a
decades with huge advances having been made inballoon catheter. It's then moved into the area of
areas such as invasive surgery and interventionalthe blockage. When the balloon is inflated, the
cardiology. As a result cardiac patients have hadstent expands, locks in place and forms a
the option of undergoing preventive measuresscaffold. This holds the artery open. The stent
against what could otherwise result in seriousstays in the artery permanently, holds it open,
complications with angioplasty. In this sphere ofimproves blood flow to the heart muscle and
invasive surgery, the "Coronary Stent" has beenrelieves symptoms (usually chest pain). Within a
one of the most significant innovations. Little overfew weeks of the time the stent was placed, the
20 years on and advances in the coronary stentinside lining of the artery (the endothelium) grows
in terms of material research and coatings stillover the metal surface of the stent.
continues. The patent filings related to innovationsStents are used depending on certain features of
around the coronary stent can reveal some greatthe artery blockage. This includes the size of the
insights into this breakthrough in medicine.artery and where the blockage is. Stenting is a
 fairly common procedure; in fact, over 70
Overviewpercent of coronary angioplasty procedures also
Introduction to the Coronary Stentinclude stenting. Click Here to read more...
A stent is a wire metal mesh tube used to prop