髂股动脉阻塞狭窄性病变的病因有先天性动脉狭窄、动脉粥样硬化、多发性大动脉炎及外科术后复发的动脉狭窄闭塞等。
目的：评价3 2 P放射性支架对兔髂动脉狭窄的预防作用。
Objective: To evaluate the effect of 32 P stent to prevent the restenosis after PTCA.
目的：评价血管内放射抑制猪髂动脉球囊损伤后狭窄形成的可行性、有效性及其作用机制。
Objective: To dynamically evaluate the effect and the safety of endovascular radiation in preventing from arterial narrowness after iliac balloon injury in pig and its mechanism.
目的评价兔髂动脉内近距离治疗预防经皮经腔血管成形术（PTA）后再狭窄的可行性及作用。
Objective To evaluate the role of intra arterial brachytherapy to prevent the iliac artery restenosis in the rabbit following percutaneous transluminal angioplasty (PTA).
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