传(chuán )统的胸腺瘤手术要从正中(zhōng )劈开胸骨(gǔ ),出血多,创伤大,术后留下一(yī )条长长的疤痕,病人痛不堪(kān )言。而常规经肋间胸(xiōng )腔(qiāng )镜无法进行对侧纵(zòng )膈脂(zhī )肪(fáng )的(de )清(qīng )扫。而与(yǔ )开胸手术(shù )相(xiàng )比,经(jīng )剑突下(xià )胸(xiōng )腔镜纵隔(gé )肿(zhǒng )瘤(liú )切除术是在(zài )胸骨和心包之间(jiān )的间隙进行,通过形成人工(gōng )气胸,为手术操作提供(gòng )了(le )宽阔清晰的视野(yě ),避免了胸(xiōng )骨切开。