Conclusion the gingival recession and the wedge shaped defect are common dental diseases in the elderly.
结论牙龈退缩与楔状缺损是中老年人常见的牙病。
Conclusion Precision attachments prostheses are effective methods of dentition defect accompanied with severe dental attrition.
结论：精密附着体修复对于牙列缺损伴重度磨耗患者是一种有效的方法。
Conclusion Porcelain fused to metal prosthesis is a good choice in repairing the defect of dental bodies and dentition in aged patients.
结论烤瓷修复体是修复老年人牙体牙列缺损的一种良好的方法。
In dental and orthopedic work, we will use bone substitute under the bony defect situation, have already verified that use the substitute of bone to get better bone appearance and density on clinic.
硫酸钙对于成骨作用的影响在牙科及骨科的临床工作中，只要是骨缺损的情况下都会使用到骨替代物，临床上已证实有使用骨替代物会得到较好的骨外形及骨质密度。
Developmental defect of enamel and dental caries in 1074 primary school children were investigated using the simplified DDE index.
本研究采用简化的DDE指数，对1074名城乡学龄前儿童进行乳牙釉质发育缺陷和龋齿的现况调查。
Methods 290 patients with dental or dentition defect diseases were treated with investment casting, manufactured 380 metal crowns and brackets. 40 of 380 are failure.
方法对290例牙体或牙列缺损患者进行熔模铸造，制作380件金属内冠和支架。
Objective To evaluate the result of reconstruction of mandibular defect using vascularized iliac bone grafts with placement simultaneously dental implants.
目的评价血管化髂骨移植一期植入种植体修复下颌骨缺损的临床效果。
Objective To evaluate the result of reconstruction of mandibular defect using vascularized iliac bone grafts with placement simultaneously dental implants.
目的评价血管化髂骨移植一期植入种植体修复下颌骨缺损的临床效果。
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