An orthognathic correction device is provided, including a first retainer, a second retainer, and at least one elastic member. The first retainer is removably mounted on upper teeth of the user’s mouth, and has a first left buccal side part, a first right buccal side part, and at least one first fixed hook fixed on the first left buccal side part or the first right buccal side part. The second retainer is removably mounted on lower teeth of the user’s mouth, and has a second left buccal side part, a second right buccal side part, and at least one second fixed hook fixed on the second left buccal side part or the second right buccal side part. The position of the second fixed hook corresponds to the first fixed hook. The elastic member connects the first and second retainers for driving the second retainer to move relative to the first retainer. Thus, the relative position between the user’s lower jaw connected to the second retainer and the user’s upper jaw connected to the first retainer can be adjusted.一種齒顎矯正裝置，包括第一定位器、第二定位器以及至少一彈性件。第一定位器以可拆方式裝於口腔之上排牙齒，具有第一左頰側部、第一右頰側部以及固定於第一左頰側部或第一右頰側部上之至少一第一固定勾部。第二定位器以可拆方式裝於口腔之下排牙齒，具有第二左頰側部、第二右頰側部與以及固定於第二左頰側部或第二右頰側部上之至少一第二固定勾部，且其位置對應於第一固定勾部。彈性件連接第一、第二固定勾部，用以驅使第二定位器相對於第一定位器移動，從而調整連接第二定位器之一下顎骨與連接第一定位器之一上顎骨之間的相對位置。
