A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61N
ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
A61N1/00
Electrotherapy; Circuits therefor
A61N1/18
Applying electric currents by contact electrodes
A61N1/32
alternating or intermittent currents
A61N1/3605
Implantable neurostimulators for stimulating central or peripheral nerve system