Coronary stents are now often used in almost all angioplasty procedures after a heart attack. A stent is a small machine that looks like a mesh coil. It is inserted into the artery and opened. The artery can be prevented from shrinking or closing again. After inserting the stent, tissue begins to form on the stent like a layer of skin. The stent will be completely filled with tissue within 3 to 12 months. The period of time depends on whether the stent has a drug coating or not. Coronary…
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