Evidence map›Paper›PMID 34103097›Full record

ArticleBMC research notes2021

Realistic boundary conditions in SimVascular through inlet catheter modeling.

Amirtahà Taebi, Selin Berk, Emilie Roncali

Abstract read
In one paragraph

Article in BMC research notes, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 pooled it
–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

6 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Review
  3. Article
  4. Article
  5. Computational Fluid Dynamics Modeling of Liver Radioembolization: A Review.Cardiovascular and interventional radiology · 2022
    Review
  6. Article
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

3 authors.

Amirtahà TaebiDepartment of Biomedical Engineering, University of California, Davis, One Shields Ave, Davis, CA, 95616-5270, USA. ataebi@ucdavis.edu.ORCID http://orcid.org/0000-0002-5962-186X
Selin BerkDepartment of Mechanical and Aerospace Engineering, University of California, Los Angeles, 420 Westwood Plaza, Los Angeles, CA, 90095-1597, USA.
Emilie RoncaliDepartment of Biomedical Engineering, University of California, Davis, One Shields Ave, Davis, CA, 95616-5270, USA.

Funding

Personalized dosimetry for liver cancer radioembolization using fluid dynamics simulationR21CA237686 · NCI · UNIVERSITY OF CALIFORNIA AT DAVIS · PI RONCALI, EMILIE · 2019 to 2020
$369k
NIH HHS R21 CA237686
6 · The paper itself

Abstract

objectiveThis study aims at developing a pipeline that provides the capability to include the catheter effect in the computational fluid dynamics (CFD) simulations of the cardiovascular system and other human vascular flows carried out with the open-source software SimVascular. This tool is particularly useful for CFD simulation of interventional radiology procedures such as tumor embolization where estimation of a therapeutic agent distribution is of interest.

resultsA pipeline is developed that generates boundary condition files which can be used in SimVascular CFD simulations. The boundary condition files are modified such that they simulate the effect of catheter presence on the flow field downstream of the inlet. Using this pipeline, the catheter flow, velocity profile, radius, wall thickness, and deviation from the vessel center can be defined. Since our method relies on the manipulation of the boundary condition that is imposed on the inlet, it is sensitive to the mesh density. The finer the mesh is (especially around the catheter wall), the more accurate the velocity estimations are. In this study, we also utilized this pipeline to qualitatively investigate the effect of catheter presence on the flow field in a truncated right hepatic arterial tree of a liver cancer patient.

Indexed as

BaysModels, CardiovascularBlood Flow VelocityCathetersComputer SimulationHumansHydrodynamicsCatheter presenceComputational fluid dynamicsInlet boundary conditionSimVascular

Identifiers

PMID34103097
PMCPMC8186195

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Registered trials

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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 OpenQuestion graph.