传(chuán )统的胸腺瘤手术要从正(zhèng )中劈(pī )开胸(xiōng )骨,出(chū )血多,创伤(shāng )大,术后留(liú )下(xià )一条长长的疤痕,病(bìng )人痛不(bú )堪言。而常规(guī )经肋间胸腔镜无法进行对(duì )侧(cè )纵膈脂肪的清扫。而与开胸手术相比,经(jīng )剑突下胸腔(qiāng )镜纵隔(gé )肿瘤切(qiē )除(chú )术是在胸骨(gǔ )和心包之(zhī )间的(de )间隙进行,通过(guò )形成人工气胸(xiōng ),为手术操作提供了宽阔清晰(xī )的视(shì )野,避免了胸骨切开。