【摘要】 目的:建立股动脉局部狭窄处的三维有限元模型,并进行流固耦合血液动力学分析。方法:以股动脉CTA为数据源,在MIMICS 14.0中建立三维模型,再导入到有限元软件ANSYS 13.0中进行有限元模型的建立,并模拟流固耦合条件下的流体力学分析。结果:得到了狭窄血管的三维模型及有限元模型,进行有限元计算得出了一系列的可视化计算流体数据。结论:流固耦合研究得出的结论更符合生理实际,是血液流体力学研究的发展方向,可以为教学和临床提供更多帮助。更多还原

【Abstract】 Objective:To establish a numerical finite element model of the lower limb artery,and analyze fluid-structure interaction fluid dynamic simulation.Methods:The three-dimensional model in MIMICS 14.0 with the data of lower limb arterial CTA was established and it was applied to finite element software ANSYS 13.0 to establish the finite element model,and to simulate the fluid-structure interaction.Results:A three-dimensional finite element model to simulate blood flow was established and a series of computational fluid data were obtained.Conclusion:The key findings of current study are in alignment with physiological conditions,which will be developed into a direction of future research on blood fluid dynamics and be valuable for teaching and clinical research.更多还原