Solving Huge Overjet & Posterior Crossbite with AlignersChris Chang Ortho680

Aligners alone can correct shallow crossbite. Excessive overjet and protrusion can be efficiently reduced by extractions and IZC and anterior screws. 單純透過aligners可以矯正輕度錯咬，而暴牙合併過大overjet則可以透過拔牙和IZC及前牙screws來改善咬合。