Missing front teeth affect aesthetics, pronunciation and eating, while missing back teeth mainly affect chewing and cause tilting of neighboring teeth and elongation of opposite teeth. The best choice for missing teeth is dental implants, for the following reasons: 1, if you do movable teeth, the daily replacement of the trouble; movable teeth on the hook unsightly; 2, if you do porcelain teeth, the adjacent teeth to grind a small circle, the damage is too great, such as more missing teeth, reluctantly do porcelain bridges, but also increase the burden of the reserved teeth, resulting in premature loss; 3, dental implants to overcome the above shortcomings, directly in the missing teeth area planting an artificial root, the size of the operation The size of the surgery is equivalent to tooth extraction, because now there is painless anesthesia technology, so the whole process is not painful. After three months or so, the artificial tooth root will be combined with the tooth socket and a porcelain tooth will be made on it, and it will be declared a success. Because it restores the form, color and function of the original teeth, no discomfort, almost the same as the original teeth, so it is also known as the third set of teeth.