肝癌已成为我国恶性肿瘤中的第2号“杀手”,年死亡11万人。迄今在临床治疗中,手术切除几乎是唯一的根治性方法,然而能有手术切除机会的病人不到20％,并且术后复发率较高。因此,发展有效的介入治疗方法是临床的迫切课题。近20年来,在临床迅速发展并广泛应用的动脉化疗栓塞和经皮穿刺瘤内注射酒精为肝癌病人的治疗作出了重大贡献。但是这两种介入治疗方法均存在可控性差,须 Liver cancer has become the No. 2 killer in malignant tumors in our country, with an annual death rate of 110,000. So far in the clinical treatment, surgical resection is almost the only radical method, but less than 20% of patients have the chance of surgical resection, and postoperative recurrence rate is higher. Therefore, the development of effective interventional therapy is an urgent clinical issue. In the past two decades, the rapid development of clinical and widely used arterial chemoembolization and percutaneous intratumoral injection of alcohol for the treatment of patients with liver cancer has made a significant contribution. However, these two interventions are poor controllability, should be