Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this principle...

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Precision medicine and glaucoma management: how mathematical modeling and artificial intelligence help in clinical practice.

Expert review of ophthalmology·2022
Same author

MOSAICING OF DYNAMIC MESENTERY VIDEO WITH GRADIENT BLENDING.

Proceedings. International Conference on Image Processing·2022
Same author

Assessment of physiological upper eyelid laxity.

Journal francais d'ophtalmologie·2019
Same author

Phase Locking the Spin Precession in a Storage Ring.

Physical review letters·2017
Same author

A storage ring experiment to detect a proton electric dipole moment.

The Review of scientific instruments·2016
Same author

How to Reach a Thousand-Second in-Plane Polarization Lifetime with 0.97-GeV/c Deuterons in a Storage Ring.

Physical review letters·2016

相关实验视频

Updated: Jul 17, 2026

Standardized and Scalable Assay to Study Perfused 3D Angiogenic Sprouting of iPSC-derived Endothelial Cells In Vitro
10:47

Standardized and Scalable Assay to Study Perfused 3D Angiogenic Sprouting of iPSC-derived Endothelial Cells In Vitro

Published on: November 6, 2019

30.4K

将3D-0D多尺度接口合的接口条件与组织 perfusion 应用进行比较.

L Bociu1, M Broussard1, G Guidoboni2

  • 1Department of Mathematics, NC State University, Raleigh, North Carolina, USA.

International journal for numerical methods in biomedical engineering
|February 14, 2025
PubMed
概括

这项研究使用3D部分微分方程 (PDEs) 与0D断片电路模型相结合,模拟组织 perfusion. 它比较了这种多尺度方法的两个接口条件,以了解微血管血液动力学.

关键词:
一次性液压电路的一次性液压电路.多尺度接口合方式运营商的分裂是分离的.气体弹性 气体弹性

更多相关视频

Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
13:07

Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression

Published on: January 15, 2022

3.8K
Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery
06:18

Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery

Published on: December 6, 2024

418

相关实验视频

Last Updated: Jul 17, 2026

Standardized and Scalable Assay to Study Perfused 3D Angiogenic Sprouting of iPSC-derived Endothelial Cells In Vitro
10:47

Standardized and Scalable Assay to Study Perfused 3D Angiogenic Sprouting of iPSC-derived Endothelial Cells In Vitro

Published on: November 6, 2019

30.4K
Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression
13:07

Optical Coherence Tomography Based Biomechanical Fluid-Structure Interaction Analysis of Coronary Atherosclerosis Progression

Published on: January 15, 2022

3.8K
Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery
06:18

Intravascular Ultrasound Image-Based Finite Element Modeling Approach for Quantifying In Vivo Mechanical Properties of Human Coronary Artery

Published on: December 6, 2024

418

科学领域:

  • 多尺度建模的多尺度建模
  • 计算流体动力学的流体动力学.
  • 生物医学工程 生物医学工程

背景情况:

  • 微血管血液动力学对于许多病理非常重要.
  • 单个小型船只的建模在计算上是不切实际的.
  • 现有的模型往往缺乏多尺度集成.

研究的目的:

  • 开发和评估用于组织输液的多尺度建模方法.
  • 为了研究不同接口条件在3D-0D合模型中的影响.
  • 提高对微血管血流及其与全身循环的关系的理解.

主要方法:

  • 使用三维 (3D) 部分微分方程 (PDEs) 在可变形多孔介质中的流体流动.
  • 将血管建模为可变形组织矩阵中的毛孔.
  • 将3D PDE系统与零维 (0D) 一次性电路模型相结合.
  • 在3D和0D领域之间实现和比较两个不同的物理驱动接口条件.

主要成果:

  • 该研究成功地实现了组织输液的多尺度3D-0D模型.
  • 根据评估的两个接口条件,观察到不同的行为.
  • 合框架允许将局部微血管动态与全身循环特征集成.

结论:

  • 开发的多尺度建模方法为模拟组织 perfusion 提供了一个可行的替代方案.
  • 接口条件选择显著影响模型的结果.
  • 这个框架为研究与微血管血液动力学相关的病理提供了一个强大的工具.