Technical Brief

Electromagnetic Fields Impede Growth and Adherence of Staphylococcus aureus on Endotracheal Tubing1

[+] Author and Article Information
Ashish Singal, Nicole Pardo

Medical Devices Center,
Center for Infectious Diseases & Microbiology Research,
University of Minnesota,
Minneapolis, MN 55455

Sing Sing Way

Pediatrics and Microbiology,
Center for Infectious Diseases & Microbiology Research,
University of Minnesota,
Minneapolis, MN 55455

Accepted and presented at the Design of Medical Devices Conference (DMD2014), Minneapolis, MN, April 7–10, 2014.

Manuscript received February 21, 2014; final manuscript received March 3, 2014; published online July 21, 2014. Editor: Arthur G. Erdman.

J. Med. Devices 8(3), 030904 (Jul 21, 2014) (2 pages) Paper No: MED-14-1104; doi: 10.1115/1.4027097 History: Received February 21, 2014; Revised March 03, 2014

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Cellini, L., Grande, R., Di Campli, E., Di Bartolomeo, S., Di Giulio, M., Robuffo, I., Trubiani, O., and Mariggiò, M. A., 2008, “Bacterial Response to the Exposure of 50 Hz Electromagnetic Fields,” Bioelectromagnetics, 29(4), pp. 302–311 [CrossRef]. [PubMed] [PubMed]
Fojt, L., Klapetek, P., Strasák, L., and Vetterl, V., 2009, “50 Hz Magnetic Field Effect on the Morphology of Bacteria,” Micron, 40(8), pp. 918–922. [CrossRef] [PubMed]
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Grahic Jump Location
Fig. 1

Experimental setup. A,B: incubators; PS: power supply; C: CW-EMF electronic circuits; D: PW-EMF electronic circuits; E: CW-EMF coils; F: PW-EMF coils.

Grahic Jump Location
Fig. 2

OD600nm for all MRSA culture samples (n = 4)

Grahic Jump Location
Fig. 3

OD600nm of MRSA bacterial detachment to ETT surface after 120 h of EMF exposure (n = 4)

Grahic Jump Location
Fig. 4

Bacterial plating results of number of viable bacterial colonies attached to ETT after 24 h of incubation




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