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DEVICE SPECIFIC FINITE ELEMENT MODELS FOR SIMULATING ENDOVASCULAR TREATMENT

机译:用于模拟血管内治疗的设备专用有限元模型

摘要

Systems and methods provide a novel computational approach to planning the endovascular treatment of cardiovascular diseases. In particular, the invention simulates medical device deployment and hemodynamic outcomes using a virtual patient-specific anatomical model of the area to be treated, high-fidelity finite element medical device models and computational fluid dynamics (CFD). In an embodiment, the described approach investigates the effects of coil packing density, coil shape, aneurysmal neck size and parent vessel flow rate on aneurysmal hemodynamics. A processor may receive patient clinical data used to construct the relevant anatomical structure model. The processor may access medical device models constructed using finite element analysis and three dimensional beam analysis, and simulates the deployment of selected medical devices in the anatomical structure model. The selected medical device models and the anatomical structure model mesh, allowing the processor to simulate hemodynamic outcomes using computational fluid dynamics.
机译:系统和方法为规划心血管疾病的血管内治疗提供了一种新颖的计算方法。特别地,本发明使用待治疗区域的虚拟患者特定解剖模型,高保真有限元医疗设备模型和计算流体动力学(CFD)来模拟医疗设备的部署和血液动力学结果。在一个实施方案中,所描述的方法研究了线圈堆积密度,线圈形状,动脉瘤颈部大小和亲代血管流速对动脉瘤血液动力学的影响。处理器可以接收用于构造相关解剖结构模型的患者临床数据。处理器可以访问使用有限元分析和三维束分析构建的医疗设备模型,并在解剖结构模型中模拟所选医疗设备的部署。选定的医疗设备模型和解剖结构模型网格划分,允许处理器使用计算流体动力学来模拟血液动力学结果。

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