Although some are used during heart bypass surgery, most coronary stents are inserted as a follow-up to angioplasty, a less invasive procedure in which the blockage is cleared from inside the artery by inflating a balloon.
Although some are used during heart bypass surgery, most coronary stents are inserted as a follow-up to angioplasty, a less invasive procedure in which the blockage is cleared from inside the artery by inflating a balloon.
虽然也有一些被用于心脏搭桥手术，但大多数心血管支架用于血管成形术的后续治疗器械，这样可以使通过给气球充气从动脉内部清除动脉阻塞的过程更不易扩散。