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This is an example of procedures for using a handheld metal detector that has at least a 10-
inch zone of direction.
(The preceding guidelines and illustrations were produced by the National Institute of
Justice in their report titled The Appropriate and Effective Use of Security Technologies
in U.S. Schools. National Institute of Justice, U.S. Department of Justice: Washington, DC
(September 1999) Available online at: http://www.ojp.usdoj.gov/nij/pubs-sum/178265.
htm)
There have been no conclusive studies showing that the magnetic fields generated
by handheld metal detectors will or will not affect personal medical electronic
devices (PMEDs), such as pacemakers, cardiac defibrillators, infusion pumps,
spinal cord stimulators, etc. Therefore, caution should be used when operating
handheld metal detectors near people with the PMEDs.
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