What is a stent?

A stent is a small mesh tube that is placed in a narrow or weak artery as part of a procedure called percutaneous coronary intervention (PCI) to improve the blood flow, support the inner walls of the artery and help prevent them from bursting.

When was the stent first patented?

The first stent was patented in 1972 by Doctor Robert A. Ersek, after previously conducting research on animals in 1969.

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