Just set the teeth hurt when eating with the following aspects:1, for fixed denture repair, tooth preparation to remove a large number of dental tissues so that the dentin is exposed, and easy to external temperature stimuli transmitted to the pulp, resulting in sensitivity and soreness, 1-2 weeks after the gradual disappearance of the symptoms;2, movable denture abutment edge of too long or the presence of tubercles on the tissue surface, etc., will compress the mucous membranes to produce traumatic ulcers, which need to be adjusted, grinding change denture, in order to alleviate the symptoms; 3, the existence of high occlusal points on the surface of the crown, the formation of (dental) interference, in chewing caused by occlusal trauma, resulting in pain, the need to be adjusted, eliminating the high points, and lowering the bite, if necessary, in order to make the pain relief.