There were electric belts and healing lights and all manner of massages and muscle packs.
From the time.com
Natural electric fields also appear to aid the development of embryos and the healing of wounds.
From the newscientist.com
Neil Manodom is using the power of music, especially emanating from his new electric guitar, to help keep his spirits up while healing from burn wounds.
From the sacbee.com
It may sound like something out of Frankenstein, but electric currents applied to the skin could potentially speed up wound healing.