Evidence map›Paper›PMID 30814527›Full record

ArticleScientific reports2019

Photoacoustic Imaging for Image-guided Endovenous Laser Ablation Procedures.

Yan Yan, Samuel John, Mahboobeh Ghalehnovi, Loay Kabbani, Nicole A Kennedy, Mohammad Mehrmohammadi

Abstract read
In one paragraph

Article in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 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

6 authors.

Yan YanDepartment of Biomedical Engineering, Wayne State University, Detroit, MI, 48202, USA.
Samuel JohnDepartment of Biomedical Engineering, Wayne State University, Detroit, MI, 48202, USA.
Mahboobeh GhalehnoviDepartment of Biomedical Engineering, Wayne State University, Detroit, MI, 48202, USA.
Loay KabbaniDepartment of Vascular Surgery, Henry Ford Hospital, Detroit, MI, 48202, USA.
Nicole A KennedyDepartment of Vascular Surgery, Henry Ford Hospital, Detroit, MI, 48202, USA.
Mohammad MehrmohammadiDepartment of Biomedical Engineering, Wayne State University, Detroit, MI, 48202, USA. mehr@wayne.edu.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Accurate fiber tip tracking is a critical clinical problem during endovenous laser ablation (EVLA) of small perforating veins. Currently, ultrasound (US) imaging is the gold-standard modality for visualizing and for accurately placing the ablation fiber within the diseased vein. However, US imaging has limitations such as angular dependency and comet tail artifacts. In addition, EVLA is often performed without any real-time temperature monitoring, which could lead to an insufficient thermal dose or overheating the surrounding tissue. We propose a new technique that combines US and photoacoustic (PA) imaging for concurrent ablation fiber tip tracking and real-time temperature monitoring during EVLA procedures. Our intended implementation of PA imaging for fiber tracking requires minimal modification of existing systems, which makes this technology easy to adopt. Combining US and PA imaging modalities allows for simultaneous visualization of background anatomical structures as well as high contrast, artifact-free, and angle-independent localization of the ablation fiber tip. Preliminary data demonstrates that changes in the amplitude of the PA signal can be used to monitor the localized temperature at the tip of the ablation fiber, which will be invaluable during EVLA procedures. These improvements can enhance the physician's accuracy in performing EVLA procedures and will have a significant impact on the treatment outcomes.

Indexed as

Endovascular ProceduresHumansLasersLaser TherapyPhotoacoustic TechniquesSaphenous VeinSurgery, Computer-AssistedTreatment OutcomeVaricose Veins

Identifiers

PMID30814527
PMCPMC6393544

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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.