Harvard Heart Letter

Building a better stent

Researchers are trying new ways to prevent stents from clogging with cells or attracting blood clots. Their goal is to develop a stent that can be used in any person to prevent a heart attack. Some new designs include stents coated with innovative drugs or two drugs, stents that expand to fit tightly against the artery wall, stents covered with mesh, and stents that dissolve after their coating is used up.
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