|  | A |
SECTION A — HUMAN NECESSITIES

HEALTH; AMUSEMENT

|  | A61 |
MEDICAL OR VETERINARY SCIENCE; HYGIENE

|  | A61N |
ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents Fulltext... Hierarchy... Expanded...A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body Fulltext... Hierarchy... Expanded...A61B 18/00; anaesthetic apparatus in general Fulltext... Hierarchy... Expanded...A61M; incandescent lamps Fulltext... Hierarchy... Expanded...H01K; infra-red radiators for heating Fulltext... Hierarchy... Expanded...H05B) [6]

|  | A61N |
Note(s) In this subclass, the following term is used with the meaning indicated: "therapy" implies that the treatment, when it aims at destroying sick or abnormal cells, is performed within the limits of healthy cell life, the destruction thereof being undesired, contrary to that which takes place with instruments, devices or methods covered by group Fulltext... Hierarchy... Expanded...A61B 18/00. [5,7]

|  | A61N |
Subclass index
ELECTROTHERAPY | 1/00
MAGNETOTHERAPY | 2/00
RADIATION THERAPY | 5/00
ULTRASOUND THERAPY | 7/00

P:30 |  | A61N 1/00 |
Electrotherapy; Circuits therefor (Fulltext... Hierarchy... Expanded...A61N 2/00 takes precedence; irradiation apparatus Fulltext... Hierarchy... Expanded...A61N 5/00; electrically conductive preparations for use in therapy or testing in vivo Fulltext... Hierarchy... Expanded...A61K 50/00) [5]

|  | A61N 1/02 |
· | Details

|  | A61N 1/04 |
· · | Electrodes

|  | A61N 1/05 |
· · · | for implantation or insertion into the body, e.g. heart electrode (Fulltext... Hierarchy... Expanded...A61N 1/06 takes precedence) [4]

|  | A61N 1/06 |
· · · | for high-frequency therapy

|  | A61N 1/08 |
· · | Arrangements or circuits for monitoring, protecting, controlling or indicating (for a single specific type of apparatus Fulltext... Hierarchy... Expanded...Fulltext... Hierarchy... Expanded...A61N 1/10-A61N 1/44; measuring electric variables Fulltext... Hierarchy... Expanded...G01R; control of generator output in general Fulltext... Hierarchy... Expanded...H02P, Fulltext... Hierarchy... Expanded...H03L) [4]

|  | A61N 1/10 |
· | Applying static electricity (applying ionised gases or vapours Fulltext... Hierarchy... Expanded...A61N 1/44)

|  | A61N 1/14 |
· | Leading-off electric charges, e.g. by earthing

|  | A61N 1/16 |
· | Screening or neutralising undesirable influences from atmospheric or terrestrial radiation or fields

|  | A61N 1/18 |
· | Applying electric currents by contact electrodes

|  | A61N 1/20 |
· · | continuous direct currents

|  | A61N 1/22 |
· · · | Electromedical belts

|  | A61N 1/24 |
· · · · | with built-in power source

|  | A61N 1/26 |
· · · | Electromedical brushes; Electromedical massage devices

|  | A61N 1/28 |
· · · | Apparatus for applying thermoelectric currents

|  | A61N 1/30 |
· · · | Apparatus for iontophoresis or cataphoresis

|  | A61N 1/32 |
· · | alternating or intermittent currents

|  | A61N 1/34 |
· · · | for producing anaesthesia

|  | A61N 1/36 |
· · · | for stimulation, e.g. heart pace-makers

|  | A61N 1/362 |
· · · · | Heart stimulators (Fulltext... Hierarchy... Expanded...A61N 1/372 takes precedence; heart defibrillators Fulltext... Hierarchy... Expanded...A61N 1/39) [4]

|  | A61N 1/365 |
· · · · · | controlled by a physiological parameter, e.g. by heart potential [4]

|  | A61N 1/368 |
· · · · · · | comprising more than one electrode co-operating with different heart regions [4]

|  | A61N 1/37 |
· · · · · | Monitoring; Protecting [4]

|  | A61N 1/372 |
· · · · | Arrangements in connection with the implantation of stimulators [4]

|  | A61N 1/375 |
· · · · · | Constructional arrangements, e.g. casings [4]

|  | A61N 1/378 |
· · · · · | Electrical supply [4]

|  | A61N 1/38 |
· · · | for producing shock effects (in general Fulltext... Hierarchy... Expanded...H05C 1/00)

|  | A61N 1/39 |
· · · · | Heart defibrillators [4]

|  | A61N 1/40 |
· | Applying electric fields by inductive or capacitive coupling (microwave apparatus Fulltext... Hierarchy... Expanded...A61N 5/00)

|  | A61N 1/44 |
· | Applying ionised fluids

P:20 |  | A61N 2/00 |
Magnetotherapy [5]

|  | A61N 2/02 |
· | using magnetic fields produced by coils, including single turn loops or electromagnets (Fulltext... Hierarchy... Expanded...A61N 2/12 takes precedence) [5]

|  | A61N 2/04 |
· · | using variable fields, e.g. low frequency or pulsating fields [5]

|  | A61N 2/06 |
· | using magnetic fields produced by permanent magnets (Fulltext... Hierarchy... Expanded...A61N 2/12 takes precedence) [5]

|  | A61N 2/08 |
· · | applied externally [5]

|  | A61N 2/10 |
· · | applied within the body, e.g. with injected or implanted elements [5]

|  | A61N 2/12 |
· | using variable magnetic fields obtained by mechanical movement [5]

P:10 |  | A61N 5/00 |
Radiation therapy (ultrasound therapy Fulltext... Hierarchy... Expanded...A61N 7/00; devices or apparatus applicable to both therapy and diagnosis Fulltext... Hierarchy... Expanded...A61B 6/00; applying radioactive material to the body Fulltext... Hierarchy... Expanded...A61M 36/00) [5,6]

|  | A61N 5/01 |
· | Devices for producing movement of radiation source during therapy

|  | A61N 5/02 |
· | using microwaves (Fulltext... Hierarchy... Expanded...A61N 5/01 takes precedence)

|  | A61N 5/04 |
· · | Radiators for near-field treatment

|  | A61N 5/06 |
· | using light (Fulltext... Hierarchy... Expanded...A61N 5/01 takes precedence)

|  | A61N 5/067 |
· · | using laser light [7]

|  | A61N 5/073 |
· · | using polarised light (Fulltext... Hierarchy... Expanded...A61N 5/067 takes precedence) [7]

|  | A61N 5/08 |
· · | using combined infra-red and ultra-violet light

|  | A61N 5/10 |
· | X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy (Fulltext... Hierarchy... Expanded...A61N 5/01 takes precedence)

P:0 |  | A61N 7/00 |
Ultrasound therapy (lithotripsy Fulltext... Hierarchy... Expanded...A61B 17/22, Fulltext... Hierarchy... Expanded...A61B 17/225; massage using supersonic vibration Fulltext... Hierarchy... Expanded...A61H 23/00) [6]

|  | A61N 7/02 |
· | Localised ultrasound hyperthermia [6]