This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
A stent is a tiny lattice tube which is used for treatment of constricted arteries (the blood vessels that carry blood away from the heart to other parts of the body.) A stent is positioned in an artery as part of a process known as coronary angioplasty. The stent causes the constricted artery to gape so as to refurbish the movement of blood.