A portable muscle stimulator with removal data storage card is disclosed
in which the removable data storage card is secured within the power
muscle stimulator on specially designed rail guides which prevent the
removable data storage card from being inserted to the power muscle
stimulator incorrectly and which ensure that the power muscle stimulator
is secured in a removable fashion within the power muscle stimulator. The
portable muscle stimulator include a multitude of safety features which
are designed to prevent injury to the user while at the same time to
ensure that the portable power muscle stimulator is easy to use.