1.   Earlier studies showed that black Medicare beneficiaries, compared to whites, undergo fewer than half as many heart bypass operations or artery-opening angioplasty procedures.

2.   Eventually, he had two angioplasty procedures and then heart-bypass surgery.

3.   He eventually needed two angioplasty procedures and heart-bypass surgery.

4.   In addition, the angioplasty procedure itself is improving as doctors become more comfortable with it and as new devices make the process more effective.

5.   Speir said that by pushing open a clogged artery, the angioplasty procedure actually causes a small wound in the blood vessel walls.

6.   Surgeons who have been confronted with the problem have suspected for several years that in some people, something about the angioplasty procedure caused the sudden cell growth.

7.   The angioplasty procedure went smoothly and the prognosis is good.

8.   The coach has had heart-bypass surgery as well as two angioplasty procedures.

9.   The company said a trial of its heart drug Reopro showed that it had reduced the risks of death and heart attacks following balloon angioplasty procedures.

10.   The fight involves a patent owned by a German inventor, Dr. Tassilo Bonzel, for a catheter used in balloon angioplasty procedures, which open blocked coronary arteries.