Special device convenient for clinical repair of oral cavity

The special device comprises a base, supporting legs of L-shaped structures are welded to the bottom ends of the two sides of the base, a first connecting frame is fixed to the right side of the upper end of the base, a second connecting frame is welded to the left side of the upper end of the base, and the first connecting frame and the second connecting frame are of a symmetrical structure. The lower tooth limiting mechanism and the upper tooth limiting mechanism are arranged on the inner side of the connecting frame, lower teeth and upper teeth can be fixed, the oral cavity can be supported, operation of a doctor is facilitated, the adjusting device and the fixing device are arranged at the top end of the connecting frame, and the adjusting rod is controlled, so that the fixing effect is improved. The fixing device can be adjusted up and down according to the head of a patient, then a threaded barrel is controlled, the head of the patient is fixed through a limiting plate, and the situation that the patien