Background Cardiac implantable electric devices are commonly used to treat heart failure. Little is known about temporal and geographic variation in use of cardiac resynchronization therapy (CRT) devices in usual care settings.
A hammer drill, also known as a rotary hammer, roto-drill or hammering drill, (see also rotary drill) is a rotary drill with a hammering action. The hammering action provides a short, rapid hammer thrust to pulverize relatively brittle material and provide quicker drilling with less effort.
Rotelle is a type of pasta resembling wheels with spokes. They are similar to fiori. The name derives from the Italian word for little wheels. In Italy they are also called ruote and in the US they are usually called wagon wheels. Rotelle should not be confused with rotini (corkscrew-shaped pasta).