When undergoing orthodontic treatment, whether teeth need to be extracted depends on the degree of dental crowding and bone development of the patient. Photographs and impressions of the teeth should be taken in advance. Only by accurately judging the arrangement of the teeth in the photographs and the plaster model of the teeth can we determine whether to extract teeth during the orthodontic process, how many teeth are appropriate, and which positions should be extracted. tooth. If you need to extract the front teeth, you can move the teeth through correction and close the extraction gap after the extraction. However, the fourth and fifth teeth are usually extracted. Otherwise, the extraction of the front teeth will have a certain impact on the appearance. It is recommended that you go to a regular hospital and find the above examination design plan with good technology.