Evidence map›Paper›PMID 23972485›Full record

ArticleUltrasound in medicine & biology2014

Elasticity estimates from images of crawling waves generated by miniature surface sources.

Alexander Partin, Zaegyoo Hah, Christopher T Barry, Deborah J Rubens, Kevin J Parker

Abstract read
In one paragraph

Article in Ultrasound in medicine & biology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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

5 authors.

Alexander PartinDepartment of Electrical and Computer Engineering, University of Rochester, Rochester, New York, USA.
Zaegyoo HahDepartment of Electrical and Computer Engineering, University of Rochester, Rochester, New York, USA.
Christopher T BarryDepartment of Surgery, University of Rochester Medical Center, Rochester, New York, USA.
Deborah J RubensDepartment of Radiology, University of Rochester Medical Center, Rochester, New York, USA.
Kevin J ParkerDepartment of Electrical and Computer Engineering, University of Rochester, Rochester, New York, USA. Electronic address: kevin.parker@rochester.edu.

Funding

3D Prostate Cancer Imaging Based on "Crawling Wave" ExcitationR01AG029804 · NIA · UNIVERSITY OF ROCHESTER · PI RUBENS, DEBORAH J · 2007 to 2010
$2.7M
NIA NIH HHS 5 R01 AG02980-04NIA NIH HHS R01 AG029804
6 · The paper itself

Abstract

We describe a surface-based approach to the generation of shear wave interference patterns, called crawling waves (CrW), within a medium and derive local estimates of biomechanical properties of tissue. In previous experiments, elongated bars operating as vibration sources were used to generate CrW propagation in samples. In the present study, however, a pair of miniature circular vibration sources was applied to the overlying skin to generate the CrW within the medium. The shape and position of the miniature sources make this configuration more applicable for in vivo implementation. A modified ultrasound imaging system is used to display the CrW propagation. A shear speed mapping algorithm is developed using a detailed analysis of the CrW. The proposed setup is applied to several biomaterials including a homogeneous phantom, an inhomogeneous phantom and an ex vivo human liver. The data are analyzed using the mapping algorithm to reveal the biomechanical properties of the biomaterials.

Indexed as

Models, BiologicalComputer SimulationElasticity Imaging TechniquesElastic ModulusHumansImage Interpretation, Computer-AssistedIn Vitro TechniquesLiverScattering, RadiationShear StrengthSoundStress, MechanicalSurface PropertiesViscosityCrawling wavesElasticity imagingLocal shear speed estimationShear wavesSonoelastography

Identifiers

PMID23972485
PMCPMC3931766

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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.