Evidence map›Paper›PMID 35064658›Full record

ArticleJournal of biomedical optics2022

Birefringent tissue-mimicking phantom for polarization-sensitive optical coherence tomography imaging.

Shuang Chang, Jessica Handwerker, Giovanna A Giannico, Sam S Chang, Audrey K Bowden

Open access · goldAbstract read
In one paragraph

Article in Journal of biomedical optics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.7field-weighted citation impact, top 38% of its field
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

8 citing papers in PubMed, 9 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Shuang ChangVanderbilt University, Vanderbilt Biophotonics Center, Department of Biomedical Engineering, Nashvil, United States.
Jessica HandwerkerVanderbilt University, Vanderbilt Biophotonics Center, Department of Biomedical Engineering, Nashvil, United States.
Giovanna A GiannicoVanderbilt University Medical Center, Department of Pathology, Microbiology, and Immunology, Nashvil, United States.
Sam S ChangVanderbilt University Medical Center, Department of Urology, Nashville, Tennessee, United States.
Audrey K BowdenVanderbilt University, Vanderbilt Biophotonics Center, Department of Biomedical Engineering, Nashvil, United States.
Vanderbilt University Medical Center · USVanderbilt University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

significanceTissue birefringence is an important parameter to consider when designing realistic, tissue-mimicking phantoms. Options for suitable birefringent materials that can be used to accurately represent tissue scattering are limited.

aimTo introduce a method of fabricating birefringent tissue phantoms with a commonly used material-polydimethylsiloxane (PDMS)-for imaging with polarization-sensitive optical coherence tomography (PS-OCT). APPROACH: Stretch-induced birefringence was characterized in PDMS phantoms made with varying curing ratios, and the resulting phantom birefringence values were compared with those of biological tissues.

resultsWe showed that, with induced birefringence levels up to 2.1  ×  10  -  4, PDMS can be used to resemble the birefringence levels in weakly birefringent tissues. We demonstrated the use of PDMS in the development of phantoms to mimic the normal and diseased bladder wall layers, which can be differentiated by their birefringence levels.

conclusionsPDMS allows accurate control of tissue scattering and thickness, and it exhibits controllable birefringent properties. The use of PDMS as a birefringent phantom material can be extended to other birefringence imaging systems beyond PS-OCT and to mimic other organs.

Indexed as

Refraction, OcularTomography, Optical CoherenceBirefringencePhantoms, Imagingbirefringencebladderoptical coherence tomographyphantompolarization

Identifiers

PMID35064658
PMCPMC8781524
OpenAlexW4206915493

What OpenQuestion 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 OpenQuestion graph.