The whole process of maxillary wisdom tooth extraction includes local anesthesia, separation of the gums, quite loose the affected, clamp out the teeth, scratching and then pulling together the suture. 1. Local anesthesia. Maxillary wisdom teeth extraction local anesthesia site is generally in the maxillary tuberosity above the back, the long axis of the needle and the jaw plane at 45 degrees, from the maxillary tuberosity above the back of the injection of about two centimeters into the 2 to 3 ml of lidocaine local anesthesia. 2. Extraction. The gingival separator is used to separate the gingiva, which is loosened with a dental tappet, and then the wisdom tooth is extracted with dental pliers to check the integrity of the wisdom tooth. 3. Scratching and suturing. Scrape the extraction socket with a spatula to remove the granulation tissue until the socket is filled with blood, and then suture the wisdom tooth according to the situation. Wisdom teeth removal requires a checkup of the growth of the wisdom teeth in the hospital and an evaluation of the physical condition before considering the need for removal.