You searched for: “electroanalgesia
electroanalgesia (s) (noun) (no pl)
Analgesia induced by using an electric current or the use of an electric current to relieve pain: Electroanalgesia is a kind of relief from pain by the application of low-intensity electric currents locally or through implanted electrodes.

Electroanalgesia may involve stimulation of brain or spinal cord structures through indwelling electrodes, or stimulation of a peripheral nerve.