因罹患上颌窦恶性肿瘤或导致严重畸形和功能丧失的良性病变等,必须行典型的一侧上颌骨全切除术或部分(上颌牙槽突)切除术的患者,术毕所遗一侧牙槽突和硬腭缺损,一般均植中厚皮片后,以碘仿纱布填塞,压迫创腔,戴腭托板保护,经2周左右,待创面已上皮化后,再配戴预制赝复牙托,以达到恢复功能和美容的目的。这种传统修复法虽具有美容效果较好的优点,但却有以下缺点:①术后虽有腭托板保护。 Due to suffering from maxillary sinus cancer or cause serious deformity and loss of function of benign lesions, etc., must be the typical side of the maxillary total resection or partial (maxillary alveolar process) resection of the patient, Sudden and hard palate defect, the general are in the thick skin graft, with iodoform gauze packing, compression wound cavity, wearing palate palmprint protection, after about 2 weeks until the wound has been epithelialized, and then wear a prefabricated prosthesis , In order to achieve the purpose of restoration and beauty. Although this traditional repair method has the advantages of better cosmetic results, but it has the following disadvantages: Although postoperative palatal plate protection.