心源性猝死(SCD)的原因很多,如急性心肌梗死、心脏病、原发性心肌病等。因此对SCD进行预防性治疗极为重要。当前,SCD高危患者的首选治疗措施是植入植入型心律转复除颤器(ICD)。1 ICD的临床应用ICD用于临床已有20多年,其适应证也在不断改变,美国和欧洲等发达国家十多年来组织进行了一系列多中心前瞻性随机临床试验,结果均强有力 Sudden cardiac death (SCD) for many reasons, such as acute myocardial infarction, heart disease, primary cardiomyopathy and so on. Therefore, preventive treatment of SCD is extremely important. Currently, the preferred treatment for high-risk patients with SCD is the implantation of an implantable cardioverter-defibrillator (ICD). Clinical application of ICD ICD has been used clinically for more than 20 years and its indications are constantly changing. The United States and Europe and other developed countries conducted a series of multi-center prospective randomized clinical trials for more than ten years with strong results