目的探讨有症状单侧颈动脉重度狭窄患者血管内支架成形术（CAS）前后脑血管储备能力的变化。
Objective To explore the changes of cerebrovascular reserve capacity in patients with symptomatic unilateral high-grade carotid stenosis before and after angioplasty and stenting(CAS).
结论血管内支架成形术治疗颈动脉颅外段狭窄安全、有效。
Conclusions Endovascular stent angioplasty was a safe, effective for stenosis of extracranial ICA.
目的：探索血管内支架成形术在颅内动脉瘤和动脉狭窄治疗中的安全性和有效性。
Objective: To evaluate safety and efficacy of endovascular stenting for the treatment of intracranial fusiform and wide necked aneurysms and intracranial atherosclerotic stenosis.
治疗组病人住院期间行瓣膜环缩术，对照组病人住院期间行血管内瓣膜成形术。
The patients in therapeutic group were performed with valve constriction . The patients in control group were performed with internal valvuloplasty .
目前，医生在用气囊血管成形术治疗动脉梗塞后会将支架植入血管内。
Doctors now implant stents in the hearts of patients after using a procedure to treat blocked arteries called balloon angioplasty.
方法采用血管内尿激酶溶栓术和经皮穿刺血管成形术(PTA)治疗患者12例19段。
Methods Thrombolysis of intraluminal urokinase infusion and percutaneous transluminal angioplasty (PTA) were performed respectively to treat 19 segments of 12 cases.
结论经皮血管内支架成形术可有效解除头臂动脉阻塞所致的血液循环障碍，因其技术简便，可成为治疗头臂动脉狭窄或闭塞性疾患的主要治疗手段。
Conclusion PTAS can effectively relieve blood circulation disturbance, and may become a main method in treating of brachiocephalic artery stenosis or occlusion due to technically easy performance.
结论我们的初步经验认为血管内支架成形术是治疗基底动脉狭窄，预防基底动脉系统脑卒中的安全、有效方法。
Conclusion Endovascular stenting is effective and safe for basilar artery stenosis, it can prevent stroke of the vertebrobasilar system.
结论我们的初步经验认为血管内支架成形术是治疗基底动脉狭窄，预防基底动脉系统脑卒中的安全、有效方法。
Conclusion Endovascular stenting is effective and safe for basilar artery stenosis, it can prevent stroke of the vertebrobasilar system.
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