ＰＴＣＡ已经施行了２０年，被确认为是治疗缺血性心疾病的有效方法，而支架比ＰＴＣＡ能获得更大的初期血管径而使再狭窄率降低。而迄今运用药物能否抑制再狭窄的主要原因是内膜增殖，曾进行了各式各样的试验，其中在动物血管损害模型中被证明有抑制血管平滑肌细胞增殖作... PTCA has been in operation for 20 years and has been identified as an effective method of treating ischemic heart disease. However, PTCA can achieve a larger initial blood vessel diameter and reduce the rate of restenosis. And so far the use of drugs can inhibit restenosis is the main reason for intimal proliferation, has conducted a variety of tests, which in the animal model of vascular damage has been shown to inhibit vascular smooth muscle cell proliferation ...