1.   During angioplasty, a doctor snakes a balloon-tipped catheter into a blood vessel, then inflates it and bursts buildups of plaque.

2.   In angioplasty, doctors snake a catheter to the heart through a vein in the leg, then inflate a balloon on the end to clear blockage.

3.   In balloon angioplasty, doctors snake a balloon-tipped catheter into a blood vessel, then inflate it and burst buildups of plaque.

4.   In angioplasty, doctors snake a catheter through a vein in the leg to a narrowed artery.

5.   In angioplasty, doctors snake a catheter to the heart through a vein in the leg, then inflate a tiny balloon on the end to clear blockage.

6.   Katie Anderson was just six months old when doctors snaked an endoscope through her mouth and throat into her stomach.

7.   Then doctors snaked a tiny tube down her throat to fix the faulty valve causing the problem.