目的研究可流动复合树脂充填楔状缺损离体牙模型的边缘微渗漏情况。
Objective To evaluate the variation in vitro microleakage of wedge-shaped class V restorations filled with flowable composites and compomer and GIC.
目的评价在根管治疗术的临床前操作训练中树脂透明牙模型的作用和效果。
Objective to evaluate the validity of simulated resin transparent tooth models used in the pre-clinical practice training of root canal therapy.
优质硅胶制成的恒牙阴模，经久耐用，可以多次复制四倍大石膏恒牙模型。
High quality silicone material model former. Extremely and long lasting. Duplicates four times the size of the normal models in plaster.
结论：螺旋ct断层扫描技术与三维有限元法相结合，可以建立复杂的牙模型，且能真实地模拟实际情况，使用性好。
CONCLUSION: Combination of 3-d finite-element model with spiral CT-cross technology establishes complex dental models, simulates practical conditions authentically and is good in operation.
结论：螺旋ct断层扫描技术与三维有限元法相结合，可以建立复杂的牙模型，且能真实地模拟实际情况，使用性好。
CONCLUSION: Combination of 3-d finite-element model with spiral CT-cross technology establishes complex dental models, simulates practical conditions authentically and is good in operation.
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