三维激光扫描并重建基牙预备体的精确度分析-其它医学论文-中国论文联盟 Keywords】 laser scanning; 3dimensional measurement; abutment tooth [gap=311]关键词】 激光扫描；三维测量；基牙
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AIM: to investigate the repairing effect and clinical significance of using the residual root for fixed bridge abutment tooth.
目的：探讨残根作为固定桥基牙的修复效果和临床意义。
It results in less bleeding, limited gingival damage during tooth preparation and clear soft tissue and abutment tooth border.
结论该技术可减少牙体预备对牙龈组织的损伤及出血；能帮助取得清晰的软硬组织界限。
AIM: to study the stress distribution of periodontal membrane of fixed abutment tooth with different thickness, and provide theoretical basis in clinic.
目的：研究固定桥基牙牙周膜厚度不同时牙周膜内的应力分布，为临床工作提供理论依据。
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