传统的(de )胸腺瘤(liú )手(shǒu )术要从(cóng )正中劈开胸骨,出血多,创伤大,术后留下一(yī )条长长的疤痕(hén ),病人痛不堪言。而常(cháng )规经肋间胸腔(qiāng )镜无法进行对(duì )侧纵膈脂肪的清扫。而与开胸手术(shù )相比,经剑突下胸腔(qiāng )镜纵隔肿(zhǒng )瘤(liú )切除术(shù )是在(zài )胸(xiōng )骨和心包之(zhī )间的间(jiān )隙(xì )进行,通(tōng )过形成人(rén )工(gōng )气胸,为(wéi )手(shǒu )术操作提供了宽阔清晰的视野,避免了胸(xiōng )骨切(qiē )开。