Methods:Gingivectomy,crown lengthening surgery and forced eruption were used to deal with 3,30 and 12 endodontically treated roots respectively before restoration.
方法:采用牙龈切除术、牙冠延长术和牙根牵引术分别对3颗、30颗和12颗已做过完善根管治疗的缺损至龈下患牙进行处理,暴露牙根断面,桩核冠修复后进行1～2年随访。
Objective: To analyze the clinical effects of crown lengthening and gingivectomy of residual root on deep-seated subgingival in old patients.
目的:比较牙冠延长术和牙龈切除术在老年患者牙断端折断至龈下的残根修复中的应用疗效。
The patients were restored with fixed prosthesis combined with rotary gingival crettage or electrosurgery methods and so on.
方法:回顾了43例牙合龈距过低磨牙结合电刀龈切术,旋转式牙龈刮除术(rotarygingivalcurettage)等方法行固定修复的病例,并对修复体的远期效果进行跟踪随访,结合典型病例对这类治疗中的牙周处理方法进行总结分析比较。
