Is simply by definition any stimulating device which delivers
electrical currents across the intact surface of the skin
for a therapeutic result. It is a low intensity, short impulses
apllied largely for pain relief.
Since both the intention and effect of the treatment are
to relieve pain it is important to be certain that this
is appropriate and does not lead to the neglect of the underlying
causes of the pain.
Pain should be monitored both during and after the course
of treatment.
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