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January 11, 2023Open Access

CFD Computation of Flow Fractional Reserve (FFR) in Coronary Artery Trees Using a Novel Physiologically Based Algorithm (PBA) Under 3D Steady and Pulsatile Flow Conditions

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Why the study?

Does a novel physiologically based algorithm accurately compute FFR in coronary artery trees compared to invasive measurements?

Population

3D models of coronary artery trees created using CT scans

Comparison

Physiologically based algorithm CFD computation of FFR vs invasive coronary angiographic data

Design

Computational fluid dynamics validation study

Authors

NANursultan AlzhanovNazarbayev UniversityENE. Y. K. NgUniversity of California, Los AngelesXSXiaohui SuDalian University of Technology

Discussion

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Implication

Preclinical accuracy supports CFD algorithm refinement; leaves open human validation before clinical consideration.

Structured PICO

Does a novel physiologically based algorithm accurately compute FFR in coronary artery trees compared to invasive measurements?

P
Population
3D models of coronary artery trees (CATs) created using CT scans
I
Intervention
Physiologically based algorithm (PBA) for computation of fractional flow reserve (FFR) using computational fluid dynamics (CFD)
C
Comparator
Invasive coronary angiographic (ICA) data and lumped parameter model (LPM)
O
Outcome
Discrepancy between calculated and experimental FFRsurrogate

A novel physiologically based algorithm for CFD computation of FFR demonstrates high accuracy compared to invasive measurements, offering a reliable alternative to current lumped parameter models.

Cite This Study

Alzhanov et al. (2023) studied this question.

synapsesocial.com/papers/6a8351683f5d08169db4866ehttps://doi.org/10.20944/preprints202301.0201.v1
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1CFD Computation of Flow Fractional Reserve (FFR) in Coronary Artery Trees Using a Novel Physiologically Based Algorithm (PBA) Under 3D Steady and Pulsatile Flow Conditions2023 · 13 citations
  2. 2A Novel Physiologically Based Algorithm (PBA) for Fast CFD Computation of Flow Fractional Reserve (FFR) in Coronary Artery Trees2023 · 1 citations
  3. 3An automated and time efficient framework for simulation of coronary blood flow under steady and pulsatile conditions2024
  4. 4Validation of a Computational Fluid Dynamics-Based Fractional Flow Reserve Estimation Method Using Vascular Volume Ratio from Coronary Computer Tomography2025 · 1 citations
  5. 5A Computational Framework for FFR Estimation in Right Coronary Arteries: From CFD Simulation to Clinical Validation2026