自发性气胸是指在不存在外伤或人为因素的情况下,肺组织及脏层胸膜破裂,空气进入胸膜腔,使胸膜腔内积气,使肺组织不同程度的压缩[1]。主要的治疗方法是胸腔闭式引流术,传统方法是采用分离胸壁肌肉,插入直径约1 cm的硅胶引流管,我院自2012年1月至2012年6月应用双腔中心 Spontaneous pneumothorax refers to the absence of trauma or human factors, the lung tissue and visceral pleura rupture, the air into the pleural cavity, the pleural cavity of the gas, the lung tissue to varying degrees of compression [1]. The main treatment is closed thoracic drainage, the traditional method is to use the separation of the chest wall muscle, the diameter of about 1 cm into the silicone drainage tube, our hospital from January 2012 to June 2012 double-chamber center