The cavity after wisdom tooth extraction is clinically known as the extraction wound, usually about a week of surface soft tissue healing, inside the bone needs about 3 months to heal completely. After wisdom teeth extraction, the local remains of the extraction fossa will form a blood clot, blood clot to ensure that the wound is no longer oozing blood, to promote healing is a very important role in the extraction of teeth to ensure that the blood clot does not fall off. The surrounding soft tissue is the fibroblasts in the gums will weaken and gradually form soft tissue healing, which takes about a week. Immature woven bone begins to form in the extraction socket in about a month and then gradually matures. It takes about 3 months for the bone inside the cavity to heal completely after wisdom tooth extraction.