Evidence map›Paper›PMID 28790407›Full record

ArticleScientific reports2017

Employing high-frequency alternating magnetic fields for the non-invasive treatment of prosthetic joint infections.

Rajiv Chopra, Sumbul Shaikh, Yonatan Chatzinoff, Imalka Munaweera, Bingbing Cheng, Seth M Daly, Yin Xi, Chenchen Bing, Dennis Burns, David E Greenberg

Abstract read
In one paragraph

Article in Scientific reports, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing 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

31 citing papers in PubMed.

  1. Review
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  9. Article
  10. Antibiotic Augmentation of Thermal Eradication ofPathogens (Basel, Switzerland) · 2024
    Article
  11. Article
  12. Article
  13. Article
  14. Article
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  16. Article
  17. Physical Approaches to Prevent and Treat Bacterial Biofilm.Antibiotics (Basel, Switzerland) · 2022
    Review
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  19. Review
  20. 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

10 authors.

Rajiv ChopraDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA. Rajiv.Chopra@utsouthwestern.edu.ORCID 0000-0003-3605-6076
Sumbul ShaikhDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.
Yonatan ChatzinoffDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.ORCID 0000-0002-7714-7989
Imalka MunaweeraDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.
Bingbing ChengDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.
Seth M DalyDepartment of Internal Medicine, UT Southwestern Medical Center, Dallas, TX, USA.ORCID 0000-0002-3532-8810
Yin XiDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.
Chenchen BingDepartment of Radiology, UT Southwestern Medical Center, Dallas, TX, USA.
Dennis BurnsDepartment of Pathology, UT Southwestern Medical Center, Dallas, TX, USA.
David E GreenbergDepartment of Internal Medicine, UT Southwestern Medical Center, Dallas, TX, USA.

Funding

SEM for UT Southwestern EM Core FacilityS10OD020103 · OD · UT SOUTHWESTERN MEDICAL CENTER · PI LUBY-PHELPS, KATHERINE J · 2015 to 2015
$306k
NIH HHS S10 OD020103
6 · The paper itself

Abstract

Treatment of prosthetic joint infection (PJI) usually requires surgical replacement of the infected joint and weeks of antibiotic therapy, due to the formation of biofilm. We introduce a non-invasive method for thermal destruction of biofilm on metallic implants using high-frequency (>100 kHz) alternating magnetic fields (AMF). In vitro investigations demonstrate a >5-log reduction in bacterial counts after 5 minutes of AMF exposure. Confocal and scanning electron microscopy confirm removal of biofilm matrix components within 1 minute of AMF exposure, and combination studies of antibiotics and AMF demonstrate a 5-log increase in the sensitivity of Pseudomonas aeruginosa to ciprofloxacin. Finite element analysis (FEA) simulations demonstrate that intermittent AMF exposures can achieve uniform surface heating of a prosthetic knee joint. In vivo studies confirm thermal damage is confined to a localized region (<2 mm) around the implant, and safety can be achieved using acoustic monitoring for the presence of surface boiling. These initial studies support the hypothesis that AMF exposures can eradicate biofilm on metal implants, and may enhance the effectiveness of conventional antibiotics.

Indexed as

Magnetic FieldsAnimalsAnti-Bacterial AgentsBiofilmsCattleCiprofloxacinComputer SimulationExtracellular Polymeric Substance MatrixFemaleFinite Element AnalysisMiceMicrobial Sensitivity TestsProstheses and ImplantsProsthesis-Related InfectionsPseudomonas aeruginosaPseudomonas InfectionsAnti-Bacterial AgentsCiprofloxacin

Identifiers

PMID28790407
PMCPMC5548742

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.