作者们对原内侧上颌骨切除术(medialmaxillectomy)作了几点改进(原内侧上颌骨切除术系本文首席作者与Larson DL为完整切除鼻筛区肿瘤设计的手术方法,切除骨质包括纸板、上颌窦内侧壁、下鼻甲及筛骨下部,保留了眼、硬腭与面部外貌,详见Arch Otolaryngol 103:195,1977——译者注)。在某种情况下,特别是病变位于较前部时.不必裂开上唇,在鼻侧切开后,加一个犬牙窝切口,应用简单的面部组织牵拉,就可以得到充分 The authors made several improvements to the medial maxillectomy (primary medial maxillary excision), the lead author of this paper and Larson DL, a surgical procedure designed for complete resection of the nasal siege tumors, removal of the bone including the cardboard, maxillary Sinus medialis, inferior turbinate and lower ethmoid bone, retaining the eyes, palate and facial features, see Arch Otolaryngol 103: 195,1977 - Translator's Note). In some cases, especially when the lesion is located anteriorly, there is no need to split the upper lip. After the nasal septum is cut, a canine incision is made, which can be adequately pulled with a simple facial tissue pull