Stock Photo: ARTERIAL ANGIOPLASTY, ILLUST. ARTERIAL ANGIOPLASTY, ILLUST. Result of an angioplasty undertaken with the help of a balloon catheter after the placement of a stent. After the removal of the balloon catheter, the artery and the plaque of atheroma maintain their shape of balloon which enables the normal circulation of the blood again. The phenomenom of restenosis is avoided by the stent. Here, example of a coronary artery. See. images 0322007 and 0322407 for the rest of the angioplasty by balloon c