Distraction osteogenesis for repair of alveolar cleft by tooth - attached intraoral distractor;
牙附着式牵张成骨装置的研制及在牙槽突裂整复中的应用
Objective:To set up a dental implant surgical technique simultaneous with original site autogenous graftˉing from alveolar crest for solving the problem of a little local bone lack and the patient s aesthetic improveˉment.
方法:作者选择并采用经牙槽嵴顶或牙槽窝为取骨路径 ,环切刀切除牙槽嵴顶粘骨膜 ,低温冷却液持续冲洗下空心环柱形切骨锯定位定向定转速定深度切骨 ,形成圆柱状骨块 ,游离取出后即刻碾磨成碎骨颗粒 ,放入植体窝垫底增加骨量或直接填充缺骨部位。