The dental implant is the implant denture, the dental implant usually includes movable denture, fixed denture and full denture, the implant denture is usually more expensive, other dental implant methods also have their own advantages and disadvantages, there is no which one is better, according to the patient’s own situation and economic situation to choose. 1, implant denture: mainly rely on artificial root for support, fixed, and the most similar to the natural teeth, the aesthetic effect is better, the scope of application is usually wider, the implant does not damage the neighboring teeth. The range of application is usually wide, and the implant does not damage the neighboring teeth. However, the price is relatively high and not suitable for some patients such as those with excessive alveolar bone damage; 2. Fixed denture: better adaptability, usually requires the removal of certain dental tissues from the adjacent teeth, and then the porcelain braces for support and fixation, which can cause some damage to the adjacent teeth; 3. The patient can take it off and wear it by himself, relying on the abutment teeth and the dental bed for support and fixation, without the need to grind the neighboring teeth. However, the abutment teeth need to be removed, which may cause foreign body sensation and even pain and loosening of the abutment teeth, as well as food embedding, which may lead to bacterial accumulation and periodontal and gum inflammation; 4.