The common methods of mandibular joint reset are intraoral method and extraoral method. 1. Intraoral method: clinically, the choice of intraoral method is more, take the sitting position, the operator is located in front of the front, two thumbs wrapped in gauze, deep into the mouth of the dislocated person, the two thumbs as far as possible back on the mandibular molar jaw, reset the thumb press down on the jawbone, the rest of the fingers will be pushed slowly up the chin, the force is gradually increased, then you can hear the popping sound, you can be reset to the mandibular joints. 2. Extra-oral method: the dislocated person takes the sitting position, and the operator is located in the front, when resetting, the two thumbs will be placed on both sides of the zygomatic arch protruding below the anterior edge of the protruding branch, and then slowly slid backward into the joint fossa and get reset. Fixation with an elastic bandage is often required to limit the degree of mouth opening and to prevent recurrence. If dislocation of the jaw joint occurs, it should be reset by a specialist in a regular hospital, and should not be handled blindly on its own, so as not to cause adverse consequences.