择期进行后伸截骨术时，医生持住患者头部进行“折骨”，临时造成不稳定颈椎骨折。
In elective extension osteotomies, the surgeon manipulates the head to generate osteoclasis, temporarily producing an unstable cervical fracture.
目的应用黏接再植术及牙周翻瓣植骨术对后牙冠根纵折伴牙周脓肿手术治疗的疗效进行评价。
Objective To evaluate the clinical effect of bonding and surgical therapy on fractured crown-root complicated with periodontal abscess.
目的应用黏接再植术及牙周翻瓣植骨术对后牙冠根纵折伴牙周脓肿手术治疗的疗效进行评价。
Objective To evaluate the clinical effect of bonding and surgical therapy on fractured crown-root complicated with periodontal abscess.
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