Deathwatch beetle. The deathwatch beetle, Xestobium rufovillosum, is a woodboring beetle. The adult beetle is 7 millimetres (0.28 in) long, while the xylophagous larvae are up to 11 mm (0.43 in) long.
Noun. 1. stent-a slender tube inserted inside a tubular body part (as a blood vessel) to provide support during and after surgical anastomosis. tube, tubing-conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases. Translations.
A stenosis (/stÉËnoÊsÉ¨s/ ; plural: stenoses, /stÉËnoÊËsiËz/) (from Ancient Greek ÏÏÎ­Î½ÏÏÎ¹Ï, narrowing) is an abnormal narrowing in a blood vessel or other tubular organ or structure. It is also sometimes called a stricture (as in urethral stricture).tricture as a term is usually used when narrowing is caused by contraction of smooth muscle (e.g., achalasia, prinzmetal angina); stenosis is usually used when narrowing is caused by lesion that reduces the space of lumen (e.g., atherosclerosis).