The process of dental implantation is as follows: 1. Oral examination, according to the patient’s oral examination before the dental implantation, the teeth that cannot be treated for severe periodontitis will be extracted and the remaining teeth will be treated with normal periodontal treatment; 2, Preparation of the implant socket, according to the previously designed surgical guide and the amount of bone in the alveolar bone, choose the appropriate length of the implant and the corresponding series of drills, use the dental implant machine for rapid drilling and rinse with a large amount of saline. The wound is then progressively reamed and rinsed with a fissure drill and a navigation drill. 4. 6. Suture the wound so that it can heal as quickly as possible and allow the implant to integrate well with the bone; 7. Place the crown.