Whether to wear temporary teeth after grinding, with the specific circumstances related to the following: First, do not need to wear temporary teeth: teeth gap is easy to inlay food debris, can be adjusted to grind the jaw filling type of cusp and edge ridge, do not need to wear temporary teeth. If the sharp edge formed by tooth abrasion, repeatedly rubbing the mucosa to produce ulcers, adjust the grinding without wearing temporary teeth. Make inlays or all-ceramic veneers to grind part of the tooth tissue, you can use mobile resin or zinc polycarboxylate cementum etc. to cover the enamel surface, to prevent stagnant food debris and enamel demineralization caused by stagnant food debris. Second, the need to wear a temporary tooth: the production of porcelain or all-ceramic crowns need to be prepared for the tooth, to wear a temporary crown, to prevent the exposed dentin in the cold, heat, acid, sweet sensitivity, while avoiding the mandibular teeth and the neighboring teeth after the occurrence of movement to the trial of crowns caused by the difficulties in the position.