The whole process of extracting maxillary wisdom teeth can be basically divided into several steps such as preoperative examination, extraction operation, postoperative wound care, etc., but the growth of wisdom teeth is different, the process may also be different. 1. Pre-operative examination: clinically, whether it is the removal of maxillary wisdom teeth or mandibular wisdom teeth, first of all, you need to take a panoramic film to check the growth of the teeth, and at the same time, the patient also needs to carry out a preliminary examination of their own body, to exclude diseases such as hypertension and other diseases, as well as menstruation, pregnancy and other contraindications to tooth extraction, and then sign the informed consent for tooth extraction. 2. Extraction operation: local anesthesia is needed before extraction, after the anesthesia takes effect, the gingival separator is used to separate the gingiva to prevent tearing, and then an extraction tapper is placed at the top of the proximal mesial alveolar ridge of the tooth, applying the principle of leverage to loosen the wisdom tooth, and using the maxillary wisdom tooth extraction forceps to take out the wisdom tooth, and then finally, the alveolar fossa is scraped and reset. 3. Postoperative wound care: after the completion of the extraction of teeth generally need to be placed in the extraction wound medical sterile cotton rolls, and bite down on the pressure to stop bleeding, to prevent excessive bleeding of the wound, it is best not to brush your teeth and rinse your mouth in the 24 hours after the operation, but also to avoid eating too hot food. The above describes the basic process of removing maxillary wisdom teeth, the specific operation process also needs to be determined according to the growth of individual wisdom teeth and the doctor’s operating habits.