The utility model provides a buccal tube, include the base plate and fix the pipe shaft on the base plate, the arch wire locating hole has been seted up in the pipe shaft, the arch wire locating hole is including entry and export, a breach has been seted up at the middle part of pipe shaft, the breach is extended to the bottom surface by the pipe shaft top surface, and extend to to the inside arch wire locating hole of major general's pipe shaft and expose in this breach, the side that corresponds arch wire locating hole entry place on the pipe shaft is provided with and is suitable for the hook that pulls of hanging the elastic tape, be equipped with the coating on rounding off surface between pipe shaft top surface that arch wire locating hole export one side corresponds to the base plate rear portion edge. The utility model discloses set up the breach that is extended by the pipe shaft top surface to the bottom surface at the middle part of pipe shaft, the breach that doctor's accessible pipe shaft middle part was seted up carries out tractive and position adjustment to the length of arch wire, can make the arch wire not stretch out from the pipe shaft end, is equipped with the coating on rounding off surface between the pipe shaft top surface that corresponds in arch wire locating hole export one side simultaneously to the base plate rear portion edge to can reduce the stimulation to the oral cavity mucous membrane.