颌骨缺损的患者由于组织广泛缺损,面部失去正常的对称性,造成面部畸形。在没有条件作外科手术修复时,通常采用矫治方法,以恢复部分口腔生理功能。但在修复中由于支持组织较少,往往影响修复体的固位。我们在1984～1988年,采用“软塑中空阻塞体”固位方法,曾为14例上颌骨缺损的患者作修复,取得良好效果,修复年龄最大46岁,最小23岁。 Patients with jaw defects due to extensive tissue defects, the face loses its normal symmetry, causing facial deformities. In the absence of conditions for surgical repair, correction methods are often used to restore some of the oral physiological functions. However, due to the lack of support organizations in the repair, often affect the retention of prosthesis. We in 1984 to 1988, the use of "soft plastic hollow block body retention method, who had 14 cases of maxillary defect repair, and achieved good results, the oldest repair at 46 years old, minimum 23 years old.