气管支气管狭窄是一个威胁生命的疾患。根据引起症状性狭窄程度，选择不同处理方法，包括系列扩张术、冷冻疗法、激光切除以及开放手术矫治等。最近，己应用血管成形术气囊导管扩张狭窄气逼。对于婴儿气管支气管狭窄治疗经验尚有限，大部分病例在X线透视下应用金属丝来放置气囊 Tracheal bronchoconstriction is a life-threatening condition. According to the degree of symptomatic stenosis, choose different treatment methods, including series expansion, cryotherapy, laser resection and open surgery and so on. Recently, angioplasty balloon catheters have been used to dilate the stenosis. For infantile tracheobronchial stenosis treatment experience is still limited, the majority of cases in the application of wire under the X-ray to place the balloon