11.   Doctors insert a thin tube into the body through an artery and inflate a small balloon at the end of the tube to clear blockages.

12.   Doctors inserted a thin tube into the body through an artery and inflate a small balloon at the end to clear blockages.

13.   On command, they aimed at a small red balloon half a mile away and popped it with a burst of fire.

14.   Schatz and Singapore doctors inserted a thin tube into the body through an artery and inflated a small balloon at the end to clear blockages.

15.   Those nostalgic for noise have come up with an alternative -- popping small balloons.

16.   King Bhumibol underwent angioplasty on Saturday, a procedure in which a small balloon was inflated inside a narrow coronary artery to widen it.