The utility model relates to a self-locking orthotic switch clamp, which comprises a right clamp, a left clamp positioned above the right clamp and a pivot part which provides the pivot connection between the right clamp and the left clamp.The right clamp comprises a right grip rod part, a right fastening part and a right clamp part.The left clamp comprises a left holding rod part, a left fastening part and a left clamp part.The right clamp part and the end of the left clamp part are arranged in a tapered shape, and the right clamp part is arranged in a length shorter than the length of the left clamp part, and the end of the right clamp part forms a switch tip with a sharp cone shape, and the end of the left clamp part forms a circular arc shaped pressing part.After each locking appliance is attached to the patient's teeth one by one, the top of the switch is quickly aligned with the groove of the outer upper cover of each appliance one by one and the pressing part is pushed on the teeth, and the upper cover is immediately opened or closed to adjust the flexible parts between the appliance body and the upper cover so as to make each appliance closely connected, so as to facilitate the operation of dentists.一種自鎖式矯正器開關鉗，該開關鉗包含一右夾鉗、一位於該右夾鉗上方的左夾鉗及一提供該右夾鉗與該左夾鉗樞接的樞軸部。其中該右夾鉗包含一右握桿部、一右扣固部及一右夾部。該左夾鉗包含一左握桿部、一左扣固部及一左夾部。其中該右夾部與該左夾部的末端設為漸縮狀，於其中的該右夾部設為長度比該左夾部的長度短，且該右夾部末端形成一具尖錐狀的開關尖部，另該左夾部末端則形成一圓弧狀的壓合部。俾於各自鎖式矯正器逐一貼於患者的牙齒後，藉由該開關尖部快速逐一對準各矯正器外側上蓋的凹槽及以該壓合部頂在牙齒上，立即開啟或關閉上蓋，以調整於各矯正器本體與上蓋之間的撓性件而使各矯正器緊密連接，於是，方便牙醫師操作。
