Evidence map›Paper›PMID 27353347›Full record

ArticlePhysics in medicine and biology2016

Development of a spherically focused phased array transducer for ultrasonic image-guided hyperthermia.

Jingfei Liu, Josquin Foiret, Douglas N Stephens, Olivier Le Baron, Katherine W Ferrara

Abstract read
In one paragraph

Article in Physics in medicine and biology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

18 citing papers in PubMed, 32 citations in OpenAlex.

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  10. Review
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  12. Development of thermosensitive resiquimod-loaded liposomes for enhanced cancer immunotherapy.Journal of controlled release : official journal of the Controlled Release Society · 2021
    Article
  13. Tumor-specific delivery of gemcitabine with activatable liposomes.Journal of controlled release : official journal of the Controlled Release Society · 2019
    Article
  14. Combining activatable nanodelivery with immunotherapy in a murine breast cancer model.Journal of controlled release : official journal of the Controlled Release Society · 2019
    Article
  15. Article
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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 1 institution in 1 country.

Jingfei LiuDepartment of Biomedical Engineering, University of California, Davis, CA 95616-8686, USA.
Josquin FoiretDepartment of Biomedical Engineering, University of California, Davis, CA 95616-8686, USA.
Douglas N StephensDepartment of Biomedical Engineering, University of California, Davis, CA 95616-8686, USA.
Olivier Le BaronImasonic, Voray-sur-L'Ognon 70190, France.
Katherine W FerraraDepartment of Biomedical Engineering, University of California, Davis, CA 95616-8686, USA.
University of California, Davis · US

Funding

Ultrasound Imaging and Local Drug Delivery in TumorsR01CA103828 · NCI · UNIVERSITY OF CALIFORNIA DAVIS · PI FERRARA, KATHERINE W · 2004 to 2013
$10.4M
Ultrasound imaging and enhanced therapeutic responseR01CA134659 · NCI · UNIVERSITY OF CALIFORNIA AT DAVIS · PI FERRARA, KATHERINE W · 2009 to 2017
$4.4M
Optimized ultrasound-enhanced immunotherapyR01CA199658 · NCI · UNIVERSITY OF CALIFORNIA AT DAVIS · PI FERRARA, KATHERINE W · 2015 to 2019
$2.5M
NCI NIH HHS L40 CA103838NCI NIH HHS R01 CA103828NCI NIH HHS R01 CA134659NCI NIH HHS R01 CA199658
6 · The paper itself

Abstract

A 1.5 MHz prolate spheroidal therapeutic array with 128 circular elements was designed to accommodate standard imaging arrays for ultrasonic image-guided hyperthermia. The implementation of this dual-array system integrates real-time therapeutic and imaging functions with a single ultrasound system (Vantage 256, Verasonics). To facilitate applications involving small animal imaging and therapy the array was designed to have a beam depth of field smaller than 3.5 mm and to electronically steer over distances greater than 1 cm in both the axial and lateral directions. In order to achieve the required f number of 0.69, 1-3 piezocomposite modules were mated within the transducer housing. The performance of the prototype array was experimentally evaluated with excellent agreement with numerical simulation. A focal volume (2.70 mm (axial)  ×  0.65 mm (transverse)  ×  0.35 mm (transverse)) defined by the  -6 dB focal intensity was obtained to address the dimensions needed for small animal therapy. An electronic beam steering range defined by the  -3 dB focal peak intensity (17 mm (axial)  ×  14 mm (transverse)  ×  12 mm (transverse)) and  -8 dB lateral grating lobes (24 mm (axial)  ×  18 mm (transverse)  ×  16 mm (transverse)) was achieved. The combined testing of imaging and therapeutic functions confirmed well-controlled local heating generation and imaging in a tissue mimicking phantom. This dual-array implementation offers a practical means to achieve hyperthermia and ablation in small animal models and can be incorporated within protocols for ultrasound-mediated drug delivery.

Indexed as

Phantoms, ImagingTransducersAnimalsEquipment DesignHumansHyperthermia, InducedImage Interpretation, Computer-AssistedModels, TheoreticalTherapy, Computer-AssistedUltrasonography

Identifiers

PMID27353347
PMCPMC5028201
OpenAlexW2460104586

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

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.