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Glossary of terms

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stent
Slender thread, rod, or catheter, lying within the space in the interior of a tubular structure, such as an artery or the intestine. Used to provide support during or after opening surgically, or to assure the opening of an intact but contracted lumen.

stent graft
A synthetic tube-like device used to replace a portion of an artery that has weakened and bulged (called an aneurysm).

stenting
The act of placing a stent.