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.
In medicine, a stent is a tube or other device placed in the body to create a passage between two hollow spaces, and stenting is the placement of a stent.
1 Once in place, the balloon is inflated to compress plaque against the artery wall and stretch the artery open to increase blood flow to the heart. 2  Stent. 3  A stent is a small metal mesh tube that acts as a scaffold to provide support inside your coronary artery.