(1) When is the best time to pull out wisdom teeth? The best time to pull out wisdom teeth is in the early stage of growth, generally between 15- 18 years old (there are individual differences). At this time, the crown of wisdom teeth is located under the mucosa, which is not communicated with the outside world, bacteria have not invaded, and the root has not been fully formed. The operation process is often simple and quick, the probability of postoperative infection is reduced, the postoperative reaction is light and the recovery is fast. With the increase of age, the root of wisdom teeth is fully developed, the bone hardness is improved, and repeated inflammation and many other factors will increase the difficulty of operation and aggravate the postoperative reaction. At the same time, because of its long-term existence, it will cause irreversible damage to other teeth.
(2) Why do most wisdom teeth need to be extracted? Impacted wisdom teeth often have no good occlusal relationship, which not only can not improve chewing function, but also will cause many injuries to the body in the long run, such as recurrent pericoronitis; Dental caries, root resorption, periodontal disease and even adjacent tooth loss; The degree of tooth crowding is aggravated; Oral odor, etc.
(3) What kind of wisdom teeth must be removed? The extraction and retention of wisdom teeth should be determined according to the degree, orientation, chewing function and the frequency of inflammation of wisdom teeth. Therefore, wisdom teeth with the following complications should be removed:
1, has no chewing function, and often bites buccal mucosa and impacts wisdom teeth, which may become the focus of buccal mucosa ulceration, infection, erosion and even precancerous lesions, and should be removed as soon as possible.
2. Impacted wisdom teeth in vertical position are often complicated with acute and chronic pericoronitis, which has become the focus tooth affecting health and should be removed.