The utility model discloses a return and to fly bar type pet dog stick of grinding one's teeth in sleep, it comprises the excellent body of grinding one's teeth in sleep, the excellent body shape of grinding one's teeth in sleep with return that to fly the clavate form the same, the excellent body of grinding one's teeth in sleep includes rotating part and central part, be equipped with zigzag brush head on the rotating part, be equipped with rotatory brush head on the central part, the overhead convex part that is equipped with of rotatory brush. Its novel structure can improve the interactive of pet owner and dog, has the diversified region of grinding one's teeth in sleep, baits the angle when grinding one's teeth in sleep the stick according to the pet dog, and the different brush head of design, zigzag brush head are used for clean pet dog tooth meshing face, and rotatory brush head is used for the flank of tooth in the clean pet dog tooth.