Method a total of 160 patients with chronic renal failure underwent surgery to create arteriovenousfistulas at different sites, which were closed with continuous suture technique.
方法对160例慢性肾功能衰竭患者，分别在其不同的部位，采用连续锁边缝合法施行了动静脉内瘘吻合术。
2
Although arteriovenousfistulas are considered superior to grafts, it is unknown whether that is true in the subset of patients with a previous failed fistula.
Purpose:To evaluate the efficacy and safety of endovascular therapy in intracranial dural arteriovenousfistulas supplied with external carotid arteries(ecaDAVFs).