A dental correctional system comprises an invisible orthodontic brace and an auxiliary adjusting unit. The orthodontic brace comprises a body defining an accommodating space, the accommodating space being used for receiving a dentition. The body has a main protrusion part protruding in a direction away from the accommodating space. The auxiliary adjusting unit includes a positioning member disposed on one tooth of dentition, and at least one restraint member hooked on the positioning member and the main protrusion part of the invisible orthodontic brace to make the tooth move toward the main protrusion part.一種牙齒矯正系統,包含一隱形矯正牙套及一輔助調整單元。該矯正牙套包含一界定一容置空間的本體,該容置空間用以容納一齒列。該本體具有一朝遠離該容置空間突出之主突出部。該輔助調整單元包括一設置於該齒列之一牙齒上的定位件,及至少一勾設於該定位件及該隱形矯正牙套之主突出部上而使該牙齒朝該主突出部之方向移動的束縛件。31‧‧‧本體3110‧‧‧保留空間311‧‧‧容置空間312‧‧‧第一側壁313‧‧‧第二側壁6‧‧‧齒列61‧‧‧牙齒
