上颌横向发育不足是某些错畸形的主要表现。近年来外科辅助快速腭扩展被越来越多地应用于成人上颌横向发育不足的矫治,本文对其适应症的选择、常用术式、扩弓装置、术前正畸准备、软硬组织的变化、并发症、稳定性及保持作一综述。 Lateral hypoplasia of the upper jaw is the main manifestation of some malocclusions. In recent years, surgical assisted rapid palate expansion is more and more applied to the treatment of adult maxillary lateral hypoplasia. In this paper, its indications of choice, commonly used surgical procedures, expansion device, preoperative orthodontic preparation, changes in soft and hard tissue The complication, stability and maintenance are reviewed.