1.   The traditional electric stove with metal coils is the most common and inexpensive of the electric heating elements.

2.   To prevent a heart artery from reclogging after balloon angioplasty, some patients have a metal coil, or stent, inserted to keep the blood vessel open.

3.   Doctors at Swedish Medical Center inserted two metal coils, or stents, into two clogged arteries Thursday, cardiologist Dr. Harvey Schuchman said.

4.   They performed an angioplasty to clear two arteries and inserted two metal coils, or stents, to keep the vessels open.