Skeletal Class III with posterior crossbite｜【Chris Chang Ortho】CC749

[case report] This is a CIII malocclusion with bilateral impactions and anterior crossbite treated with self-ligation system without miniscrews. 3 keys are crucial to treatment success: strategy 2. Use of CIII elastics. For crossbite correction, crossbite elastics and wire expansion are important. 這是一個用自鎖式系統改善三類咬合合併前牙錯咬的案例。在此案例中並未使用骨釘。在快速生長期結束後透過拔牙，創造空間，並利用crossbite elastics和矯正線擴張來矯正前牙錯咬。