51.   The next logical step, he said, would be to use the same method to open blocked arteries leading to the heart.

52.   The most recent studies suggest TMR works by stimulating the creation of new blood vessels that bypass the blocked arteries, researchers said.

53.   The procedure, transmyocardial revascularization or TMR, is designed for patients whose angina is caused by blocked arteries.

54.   They even served the traditional Monday grub, even if that meant the ironic twist of dishing up pepperoni pizza at a press conference centering on blocked arteries.

55.   They inflated a balloon on the tip of a catheter to open the blocked artery and to place a mesh tube or stent to keep the artery open.

56.   To treat a heart attack, the ultrasound source must be guided into the blocked artery.

57.   Tuesday, he underwent a procedure that cleared two blocked arteries.

58.   Vice President Dick Cheney was expected to return to work later this week after undergoing angioplasty Monday at George Washington University Medical Center to reopen a blocked artery.

59.   With the wire in place, they slid a catheter over it, carrying the same kind of balloon that is used to dilate blocked arteries in adults.

60.   A Canadian man arrested as a bombing suspect in Saudi Arabia has been returned to custody after undergoing a hospital procedure to clear blocked arteries in his heart.