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.
Whether the treatment is stenting or bypass surgery, the goal of coronary artery disease treatment is to restore blood flow in a clogged artery to a near-normal rate. Both of these methods require specialized procedures and devices to accomplish this goal. More: Stenting. More: Bypass surgery.