1.   Boehringer Mannheim is expected to tout studies showing that Retavase can in some cases better clear arteries and restore blood flow after heart attacks than Activase.

2.   Heart Technology Inc. makes the Rotablator, a spinning diamond tip strung on a guide wire to clear arteries clogged with plaque.

3.   Kile also may have been a good candidate for daily aspirin and drugs called statins to keep his cholesterol down and his arteries clear, Topol said.

4.   She underwent life-saving heart surgery to clear blocked arteries following a heart attack, and was given electric shock treatment twice to correct her irregular heart rhythm.

5.   She underwent life-saving surgery to clear blocked arteries a week later following a heart attack.