Conclusions: The pre-palate of the base is always the central zone of the stress which is intensified with the cusp inclination; 结论:基托前腭部始终是一个应力集中区,其应力集中强度随牙尖斜度的增加而加剧;
Objective: To study the stress states in the front part of the base of MCD with cusp inclination. 目的:研究牙尖斜度对基托前部应力状况的影响,以指导全口义齿的临床设计与制作。
The cusp balance inclination of tradition anatomic occlusal form artificial teeth is convex, which is a disadvantage factor to set up stable and unhindered chew course. 传统解剖聒型总义齿人工牙凸面的牙尖平衡斜面形态是形成稳定顺畅的咀嚼过程的不利因素。
3-dimensional finite element analysis of single implant-supported prosthesis with different cusp inclination designs 种植修复上部义齿不同牙尖斜度设计的三维有限元分析
Conclusion The palatal vault, cusp inclination and the position of artificial teeth have apparent influence upon the stress concentration on the alveoli dentales maxillae. 结论腭穹隆形状、牙尖斜度和人工牙的排列位置对上颌全口义齿牙槽骨的应力集中状况有明显的影响作用。
Study on catastrophic model with cusp point for failure of stratified rock mass with a gentle inclination 缓倾角层状岩体失稳的尖点突变模型研究
Conclusion Traumatic occlusal force was the major factor that led to cracked-teeth, cusp inclination was a susceptible factor that resulted in cracked-teeth, and structural weak areas and development defect of teeth were intrinsic condictions of cracked-teeth occurrence. 结论创伤性(牙合)力是牙隐裂的重要致病因素,牙尖斜面是隐裂发生的易感因素,牙齿本身结构薄弱区和发育缺陷是牙隐裂发生的内在条件。
Development of a 3-dimensional finite element model of maxillary complete dentures with the cusp inclination 计及牙尖斜度的上颌全口义齿三维有限元模型的建立
Conclusion 3-D FEM can be used for the analysis of the effect of different shapes of palatal vault and different teeth cusp inclination on the stress distribution of maxillary complete denture under different loading conditions. 结论该模型的建立为在不同加载方式下三种腭穹隆形态及牙尖斜度的上颌全口义齿基托及其下支持组织的应力分析奠定基础。
Results: The stress distribution concentrated with the increase of cusp inclination untill the inclination reached 10~ 20 degree. 结果:随着牙尖斜度的增加,基托的应力集中状况明显加剧,牙尖斜度为10°时,基托应力集中状况相对较缓,20°时次之;
Results: As the cusp inclination grew, the stress concentration in the base increased in different loading conditions. 结果:各种载荷条件(三种腭穹隆形状、五种人工牙排列位置)下,随着牙尖斜度的增加,基托的应力增大。
Objective: To study the optimization of the cusp inclination design of single implant-supported prosthesis by the way of 3-dimensional finite element method. 目的:通过对种植修复上部义齿9种不同牙尖斜度设计的三维有限元分析,研究单颗种植修复上部义齿牙合面牙尖斜度的优化设计。
Objective To construct three-dimensional finite element model ( 3-D FEM) of maxillary complete denture and its supporting tissues with different shapes of palatal vault and different teeth cusp inclination. 目的建立三种不同腭穹隆形态及牙尖斜度的上颌全口义齿及其下支持组织的三维有限元模型。
Objective: To study the stress distribution in the base of the maxillary complete dentures ( MCD) with palatal vault, cusp inclination and position of artificial teeth so as to provide the theoretical basis for the best design of MCD. 目的:研究不同腭穹隆形状时,人工牙排列位置、牙尖斜度对上颌全口义齿基托应力分布状况的影响,为上颌全口义齿修复的优化设计提供理论依据。
As the cusp inclination increased, the stress concentration of the alveoli dentales maxillae decreased in different loading conditions. 各种载荷条件下,随着牙尖斜度的增加,牙槽骨的应力减小;
Influence of cusp inclination of artificial posterior teeth on abutment displacement of the telescope crown denture 牙尖斜度对套筒冠义齿基牙位移的影响