Tongue depressor

The utility model discloses a tongue depressor which comprises a tongue depressor body and a tongue biting prevention device, and the tongue depressor body comprises a tongue pressing end and a handheld end. The tongue depressing end is gradually thickened from the front end far away from the handheld end to the handheld end; the tongue bite prevention device comprises a slidable device and two bite blocks, the two bite blocks are arranged at the top and the bottom of the tongue depressor body in a mirror image mode, and the bite blocks are gradually thickened from the end close to the tongue depressing end to the handheld end; the slidable device is fixedly connected with the two occlusion blocks; a sliding groove is formed in the portion, between the tongue pressing end and the handheld end, of the tongue depressor body, and the slidable device is embedded in the sliding groove and can slide along the sliding groove. The front end of the tongue depressing end is thin, so that the tongue depressing plate can