错畸形是儿童牙畸形发生的常见慢性疾病。牙始畸形可以导致牙弓、颌骨、领下颌关节、肌肉以及整个咀嚼器官发生异常，使畸形愈益严重，引起咀嚼、发音、呼吸、颜面发育异常等功能障碍，给病人精神上带来了很大负担。我科近年来采用活动矫正器治疗儿童错始畸形17例，取得了较好 Malformation is a common chronic disease in children with dental deformity. Teeth deformity can lead to dental arch, jaw, collar mandibular joint, muscle and the entire chewing organ abnormalities, so that deformity more serious, causing chewing, pronunciation, breathing, facial dysplasia and other disorders, to the patient brought a very spiritual Big burden. In recent years, our department has adopted activity braces to treat 17 cases of false initial malformation in children and achieved good results