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房室心脏瓣膜的双轴力学特性

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Bioingegneria

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JoVE Journal Bioingegneria

Biaxial Mechanical Characterizations of Atrioventricular Heart Valves

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房室心脏瓣膜的双轴力学特性

DOI:

10.3791/59170-v

•

11:00 min

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April 09, 2019

•

Colton Ross*¹, Devin Laurence*¹, Yi Wu, Chung-Hao Lee²

¹Biomechanics and Biomaterials Design Laboratory (BBDL), School of Aerospace and Mechanical Engineering,The University of Oklahoma, ²Institute for Biomedical Engineering, Science and Technology (IBEST),The University of Oklahoma

Capitoli

00:04Titolo
00:37Tissue Dissection
01:40Thickness Measurement, Biaxial Tester Setup, and Fiducial Marker Placement
02:48Preconditioning and Duration Timing
04:51Biaxial Mechanical Testing
08:48Results: Representative Displacement-Controlled and Stress Relaxation Protocol Analyses
10:24Conclusion

Summary

Traduzione automatica

该方案涉及房室瓣膜小叶的表征与力控制, 置换控制, 和应力松弛双轴机械测试程序。该协议获得的结果可用于本构模型的开发, 以模拟功能阀在有限元仿真框架下的力学行为。

Tags

Keywords: Biaxial Mechanical Characterization Atrioventricular Heart Valves Heart Valve Biomechanics Computational Modeling Heart Valve Disease Arterial Vessels Biaxial Testing Unified Testing Scheme Biaxial Testing System Fiducial Marker Placement Preconditioning Protocol

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