Evidence map›Paper›PMID 19567341›Full record

ArticleIEEE transactions on bio-medical engineering2009

In vivo IVUS-based 3-D fluid-structure interaction models with cyclic bending and anisotropic vessel properties for human atherosclerotic coronary plaque mechanical analysis.

Chun Yang, Richard G Bach, Jie Zheng, Issam Ei Naqa, Pamela K Woodard, Zhongzhao Teng, Kristen Billiar, Dalin Tang

Abstract read
In one paragraph

Article in IEEE transactions on bio-medical engineering, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 50 papers.

0numbers the graph read from it
0cells of the map it votes in
50citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

50 citing papers in PubMed.

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  19. Quantifying Patient-SpecificFrontiers in physiology · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Chun YangSchool of Mathematics, Beijing Normal University, Beijing 100875, China. yangchun@bnu.edu.cn
Richard G Bach
Jie Zheng
Issam Ei Naqa
Pamela K Woodard
Zhongzhao Teng
Kristen Billiar
Dalin Tang

Funding

In Vivo IVUS Image-Based Modeling for Human Coronary Plaque AssessmentR01EB004759 · NIBIB · WORCESTER POLYTECHNIC INSTITUTE · PI TANG, DALIN, ZHENG, JIE · 2004 to 2013
$2.4M
NIBIB NIH HHS R01 EB004759
6 · The paper itself

Abstract

In this paper, a modeling approach combining in vivo intravascular ultrasound (IVUS) imaging, computational modeling, angiography, and mechanical testing is proposed to perform mechanical analysis for human coronary atherosclerotic plaques for potential more accurate plaque vulnerability assessment. A 44-slice in vivo IVUS dataset of a coronary plaque was acquired from one patient, and four 3-D models with fluid-structure interactions (FSIs) based on the data were constructed to quantify effects of anisotropic vessel properties and cyclic bending of the coronary plaque on flow and plaque stress/strain conditions. Compared to the isotropic model (model 1, no bending, no axial stretch), maximum stress- P(1) (maximum principal stress) values on the cut surface with maximum bending (where applicable) from model 2 (anisotropic, no bending, no stretch), model 3 (anisotropic, with bending, no stretch), and model 4 (anisotropic with bending and stretch) were, respectively, 63%, 126%, and 345% higher than that from model 1. Effects of cyclic bending on flow behaviors were modest (5%-15%). Our preliminary results indicated that in vivo IVUS-based FSI models with cyclic bending and anisotropic material properties could improve the accuracies of plaque stress/strain predictions and plaque vulnerability assessment. Large-scale patient studies are needed to further validate our findings.

Indexed as

Coronary Artery DiseaseModels, CardiovascularAnisotropyCoronary AngiographyHumansImage Processing, Computer-AssistedMaleMiddle AgedStress, MechanicalUltrasonography, Interventional

Identifiers

PMID19567341
PMCPMC2918807

What Socratic holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.