目的设计治疗胸腔胃主支气管瘘和主支气管狭窄的气管主支气管覆膜分支状内支架。
Objective To design the trachea main bronchus covered embranchment stent and study the primary treatment for thoracostomach main bronchial fistula and main bronchial stenosis.
结论永久性部分覆膜镍钛合金内支架置入术是消化道恶性梗阻和食管-支气管瘘的有效治疗方法，操作简便，安全性高。
Conclusion it is an effective, easy and safe method to treat malignant obstruction of digestive tract or esophago-bronchial fistula using partially covered nickel-titanium alloy stent.
目的总结应用支架结合弹簧圈和单纯应用覆膜支架治疗颅内宽颈动脉瘤的初步经验。
ObjectiveTo investigate the effect of endovascular stent with or without coil graft on intracranial wide-necked aneurysms.
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