根据个人长期临床观察和手术实践的体会;阻生牙手术,是一对矛盾的对立统一。智齿阻生有嵌紧的一面,也有可松动的一面。比如牙周膜的作用是防止牙齿移动,但牙齿咬到硬东西时,它也有一定的生理松动。阻生牙周围的牙周膜即可视为可松动区。牙根与牙槽骨虽是硬组织,但在牙挺的撬动,阻生牙都有松动的可能。特别是牙槽 According to personal long-term clinical observation and surgical practice experience; Implant dental surgery, is a contradiction of opposites unity. Wisdom teeth impacted embedded tight side, but also loose side. For example, the role of the periodontal ligament is to prevent the teeth from moving, but when the teeth bite hard things, it also has some physiological loosening. Periodontal ligament around the impacted teeth can be considered as a loose area. Although the root and alveolar bone is hard tissue, but in the teeth of pry, impacted teeth have the possibility of loosening. Especially the alveolus