|  1/00  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) | 
|  1/02  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Details | 
|  1/04  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Details Electrodes | 
|  1/05  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Details Electrodes for implantation or insertion into the body, e.g. heart electrode (A61N 1/06 takes precedence) | 
|  1/06  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Details Electrodes for high-frequency therapy | 
|  1/08  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Details Arrangements or circuits for monitoring, protecting, controlling or indicating (for a single specific type of apparatus A61N 1/1-A61N 1/44) | 
|  1/10  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying static electricity (applying ionised gases or vapours A61N 1/44) | 
|  1/14  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Leading-off electric charges, e.g. by earthing | 
|  1/16  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Screening or neutralising undesirable influences from atmospheric or terrestrial radiation or fields | 
|  1/18  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes | 
|  1/20  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents | 
|  1/22  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents Electromedical belts | 
|  1/24  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents Electromedical belts with built-in power source | 
|  1/26  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents Electromedical brushes; Electromedical massage devices | 
|  1/28  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents Apparatus for applying thermoelectric currents | 
|  1/30  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes continuous direct currents Apparatus for iontophoresis or cataphoresis | 
|  1/32  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes alternating or intermittent currents | 
|  1/34  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes alternating or intermittent currents for producing anaesthesia | 
|  1/36  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers | 
|  1/362  | Electrotherapy; Circuits therefor (A61N 2/00 takes precedence; electrically conductive preparations for use in therapy or testing in vivoA61K 50/00) Applying electric currents by contact electrodes alternating or intermittent currents for stimulation, e.g. heart pace-makers Heart stimulators (A61N 1/372 takes precedence; heart defibrillators A61N 1/39) |