虽然神经介入放射学发展很快,但部分颅内动脉瘤仍不能经血管内介入的方法治愈,而随着目前血管内治疗技术的发展,近年出现的新型栓塞材料Onyx使完全栓塞颅内巨大及不规则动脉瘤成为可能。其治愈率提高,并减少了并发症,增加了适应证,为颅内动脉瘤的治疗提供了新的治疗手段,得到广泛应用。文章叙述了Onyx栓塞剂在治疗颅内动脉瘤中的优点与不足。 Although the development of nerve interventional radiology is rapid, some intracranial aneurysms can not be cured by endovascular intervention. With the development of endovascular therapy, the new embolic material Onyx in recent years has completely embolized the intracranial giant Irregular aneurysm is possible. The cure rate increased, and reduced complications, increased indications for the treatment of intracranial aneurysms provide a new treatment, has been widely used. The article describes the advantages and disadvantages of Onyx embolic agent in the treatment of intracranial aneurysms.