|  | A |
SECTION A — HUMAN NECESSITIES

HEALTH; AMUSEMENT

|  | A61 |
MEDICAL OR VETERINARY SCIENCE; HYGIENE

|  | A61C |
DENTISTRY; ORAL OR DENTAL HYGIENE (tooth brushes Fulltext... Hierarchy... Expanded...A46B; preparations for dentistry Fulltext... Hierarchy... Expanded...A61K 6/00)

|  | A61C |
Subclass index
DENTAL SURGERY | 1/00 - 8/00
DENTAL PROSTHETICS; ARTIFICIAL TEETH | 9/00 - 13/00
CLEANING OF TEETH OR MOUTH | 15/00, 17/00
DENTAL AUXILIARY APPLIANCES | 19/00

|  | A61C 1/00 - A61C 8/00 |
Dental surgery

|  | A61C 1/00 |
Dental machines for boring or cutting

|  | A61C 1/02 |
· | characterised by the drive of the dental tools

|  | A61C 1/04 |
· · | with treadle or manual drive

|  | A61C 1/05 |
· · | with turbine drive

|  | A61C 1/06 |
· · | with electric drive

|  | A61C 1/07 |
· · | with vibratory drive, e.g. ultrasonic

|  | A61C 1/08 |
· | Machine parts specially adapted for dentistry

|  | A61C 1/10 |
· · | Straight hand-pieces

|  | A61C 1/12 |
· · | Angle hand-pieces

|  | A61C 1/14 |
· · | Tool-holders

|  | A61C 1/16 |
· · | Protecting caps for hand-pieces or angle-pieces

|  | A61C 1/18 |
· · | Flexible shafts; Clutches or the like (flexible shafts in general Fulltext... Hierarchy... Expanded...F16C; clutches in general Fulltext... Hierarchy... Expanded...F16D)

|  | A61C 3/00 |
Dental tools or instruments (implanting tools Fulltext... Hierarchy... Expanded...A61C 8/00; tools for fastening artificial teeth Fulltext... Hierarchy... Expanded...A61C 13/12; visual inspection devices, e.g. dental mirrors, Fulltext... Hierarchy... Expanded...A61B 1/24)

|  | A61C 3/02 |
· | Tooth drilling or cutting instruments; Instruments acting like a sandblast machine

|  | A61C 3/025 |
· · | Instruments acting like a sandblast machine, e.g. for cleaning, polishing or cutting teeth [5]

|  | A61C 3/03 |
· · | Instruments operated by vibration

|  | A61C 3/04 |
· | Supports for holding tooth drills in order of use

|  | A61C 3/06 |
· | Tooth grinding or polishing discs; Holders therefor

|  | A61C 3/08 |
· | Tooth pluggers or hammers

|  | A61C 3/10 |
· | Tooth pincettes or the like

|  | A61C 3/12 |
· | Tooth saws

|  | A61C 3/14 |
· | Dentists' forceps or the like for extracting teeth

|  | A61C 3/16 |
· | Dentists' forceps for removing crowns

|  | A61C 5/00 |
Filling or capping teeth

|  | A61C 5/02 |
· | Implements for surgical treatment of the roots or nerves of the teeth; Nerve needles; Methods or instruments for medication of the roots (substances for chemical treatment Fulltext... Hierarchy... Expanded...A61K 6/00)

|  | A61C 5/04 |
· | Implements for filling natural teeth; Methods or instruments for medication of tooth nerve channels (composition of the fillings Fulltext... Hierarchy... Expanded...A61K 6/02)

|  | A61C 5/06 |
· | Amalgam presses or mixers

|  | A61C 5/08 |
· | Tooth crowns; Making same; Securing crowns in the mouth (dental implants Fulltext... Hierarchy... Expanded...A61C 8/00)

|  | A61C 5/09 |
· · | Composite crowns [5]

|  | A61C 5/10 |
· · | Methods or devices for making crowns [5]

|  | A61C 5/11 |
· · | Securing crowns to natural teeth [5]

|  | A61C 5/12 |
· | Tooth clamps; Dam holders

|  | A61C 5/14 |
· | Lip or mouth protectors

|  | A61C 7/00 |
Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions

|  | A61C 7/02 |
· | Tools for manipulating or working with an orthodontic appliance [5]

|  | A61C 7/04 |
· · | plier type [5]

|  | A61C 7/06 |
· | Extra-oral force transmitting means, i.e. means worn externally of the mouth and placing a member in the mouth under tension [5]

|  | A61C 7/08 |
· | Mouthpiece-type retainers [5]

|  | A61C 7/10 |
· | Devices having means to apply outwardly directed force, e.g. expanders [5]

|  | A61C 7/12 |
· | Brackets; Arch wires; Combinations thereof; Accessories therefor (Fulltext... Hierarchy... Expanded...A61C 7/10 takes precedence) [5]

|  | A61C 7/14 |
· · | Brackets (Fulltext... Hierarchy... Expanded...A61C 7/28 takes precedence); Fixing brackets to teeth [5]

|  | A61C 7/16 |
· · · | specially adapted to be cemented to teeth [5]

|  | A61C 7/18 |
· · · | specially adapted to be fixed to teeth with a band; Bands therefor [5]

|  | A61C 7/20 |
· · | Arch wires (Fulltext... Hierarchy... Expanded...A61C 7/28 takes precedence) [5]

|  | A61C 7/22 |
· · · | Tension adjusting means [5]

|  | A61C 7/24 |
· · · | Arch wire-enclosing guides [5]

|  | A61C 7/26 |
· · · | Arch wire attachments [5]

|  | A61C 7/28 |
· · | Securing arch wire to bracket [5]

|  | A61C 7/30 |
· · · | by resilient means (Fulltext... Hierarchy... Expanded...A61C 7/34 takes precedence) [5]

|  | A61C 7/32 |
· · · | using ligature wires [5]

|  | A61C 7/34 |
· · · | using lock pins [5]

|  | A61C 7/36 |
· | Devices acting between upper and lower teeth [5]

|  | A61C 8/00 |
Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools (fastening of peg-teeth in the mouth Fulltext... Hierarchy... Expanded...A61C 13/30) [2]

|  | A61C 8/02 |
· | Means for transfixation of natural teeth [4]

|  | A61C 9/00 - A61C 13/00 |
Dental prosthetics; Artificial teeth (preparations for dentistry Fulltext... Hierarchy... Expanded...A61K 6/00) [3]

|  | A61C 9/00 |
Impression cups; Impression methods [3]

|  | A61C 11/00 |
Dental articulators, i.e. for simulating movement of the temporo-mandibular joints; Articulation forms or mouldings

|  | A61C 11/02 |
· | characterised by the arrangement, location or type of the hinge means [5]

|  | A61C 11/04 |
· · | resiliently biased [5]

|  | A61C 11/06 |
· | with incisal guide [5]

|  | A61C 11/08 |
· | with means to secure dental casts to articulator [5]

|  | A61C 13/00 |
Dental prostheses; Making same (tooth crowns for capping teeth Fulltext... Hierarchy... Expanded...A61C 5/08; dental implants Fulltext... Hierarchy... Expanded...A61C 8/00) [4]

|  | A61C 13/003 |
· | Prostheses without bases, e.g. dental bridges (fastening prostheses in the mouth Fulltext... Hierarchy... Expanded...A61C 13/225); Making same (artificial teeth Fulltext... Hierarchy... Expanded...A61C 13/08) [6]

|  | A61C 13/007 |
· | Prostheses with bases, e.g. palates or plates; Making same [6]

|  | A61C 13/01 |
· · | Bases [4]

|  | A61C 13/02 |
· · · | made by galvanoplastic methods; Surface treatment; Enamelling; Perfuming; Making antiseptic [4]

|  | A61C 13/03 |
· · · | of metal with a ceramic layer [6]

|  | A61C 13/06 |
· · · | made by punching [4]

|  | A61C 13/07 |
· · | Linings or cushions therefor (characterised by means to improve suction Fulltext... Hierarchy... Expanded...A61C 13/24) [6]

|  | A61C 13/08 |
· | Artificial teeth; Making same (kilns for artificial teeth Fulltext... Hierarchy... Expanded...F27B)

|  | A61C 13/083 |
· · | Porcelain or ceramic teeth [4]

|  | A61C 13/087 |
· · | Artificial resin teeth [4]

|  | A61C 13/09 |
· · | Multilayer teeth [4]

|  | A61C 13/093 |
· · | characterised by a shape which improves retention [4]

|  | A61C 13/097 |
· · | characterised by occlusal profiles [4]

|  | A61C 13/10 |
· | Fastening of artificial teeth to artificial base material, e.g. to palates or to adjacent artificial tooth (Fulltext... Hierarchy... Expanded...A61C 13/093 takes precedence; fastening prostheses in the mouth Fulltext... Hierarchy... Expanded...A61C 13/225)

|  | A61C 13/103 |
· · | connected to base material by additional connecting member, e.g. knob or bar [6]

|  | A61C 13/105 |
· · · | with the connecting member embedded in base material [6]

|  | A61C 13/107 |
· | Prostheses for temporary restoration; Vestibular masks [4]

|  | A61C 13/113 |
· | Modular prostheses, e.g. using prefabricated bases or having prefabricated sets of teeth [4]

|  | A61C 13/12 |
· | Tools for fastening artificial teeth; Holders, clamps, or stands for artificial teeth

|  | A61C 13/14 |
· | Curing devices for plastics prostheses

|  | A61C 13/15 |
· · | for curing by the action of light [6]

|  | A61C 13/16 |
· · | Curing flasks; Holders therefor

|  | A61C 13/18 |
· · | Presses for flasks

|  | A61C 13/20 |
· | Methods or devices for soldering, casting, moulding or melting [4]

|  | A61C 13/225 |
· | Fastening prostheses in the mouth (securing tooth crowns in capping teeth Fulltext... Hierarchy... Expanded...A61C 5/08; bases for prostheses Fulltext... Hierarchy... Expanded...A61C 13/01) [4]

|  | A61C 13/23 |
· · | using adhesive foils or adhesive compositions (Fulltext... Hierarchy... Expanded...A61C 13/263 takes precedence) [4]

|  | A61C 13/235 |
· · | Magnetic fastening (magnetic implants Fulltext... Hierarchy... Expanded...A61C 8/00) [4]

|  | A61C 13/24 |
· · | Fastening by suction

|  | A61C 13/25 |
· · · | including valve or air passageway leading from suction area to lingual cavity [6]

|  | A61C 13/26 |
( transferred to Fulltext... Hierarchy... Expanded...A61C 13/003, covered by Fulltext... Hierarchy... Expanded...A61C 13/225 )

|  | A61C 13/263 |
· · | Screwing pinning or gluing of prostheses to natural teeth [4]

|  | A61C 13/265 |
· · | Sliding or snap attachments [4]

|  | A61C 13/267 |
· · | Clasp fastening [4]

|  | A61C 13/269 |
( covered by Fulltext... Hierarchy... Expanded...A61C 13/267 )

|  | A61C 13/271 |
· · | resiliently engaging between, or to, natural teeth [4]

|  | A61C 13/273 |
· · | Locking prostheses to residual teeth by using rotational or sliding-locks or levers (Fulltext... Hierarchy... Expanded...A61C 13/265, Fulltext... Hierarchy... Expanded...A61C 13/277 take precedence) [4,6]

|  | A61C 13/275 |
· · | Securing prostheses by using bridging bars or rails between residual teeth [4]

|  | A61C 13/277 |
· · | Telescopic anchoring [4]

|  | A61C 13/28 |
· · | Fastening by spring action between upper and lower parts of prostheses

|  | A61C 13/30 |
· · | Fastening of peg-teeth in the mouth; Root pins [4]

|  | A61C 13/32 |
· · | Stress-breakers [4]

|  | A61C 13/34 |
· | Making or working of models, e.g. preliminary castings, trial dentures; Dowel pins [4]

|  | A61C 13/36 |
· · | Orienting or positioning of artificial teeth, e.g. determining precise location or attitude therefor [6]

|  | A61C 13/38 |
· | Tools not otherwise provided for, for use in connection with dental prostheses or the making thereof (implanting tools Fulltext... Hierarchy... Expanded...A61C 8/00) [6]

|  | A61C 15/00 - A61C 17/00 |
Tooth-cleaning or mouth-rinsing devices (non-driven toothbrushes Fulltext... Hierarchy... Expanded...A46B; preparations for cleaning the teeth or mouth Fulltext... Hierarchy... Expanded...A61K 7/16) [3,5]

|  | A61C 15/00 |
Devices for cleaning between the teeth

|  | A61C 15/02 |
· | Toothpicks [4]

|  | A61C 15/04 |
· | Dental floss; Floss holders [4]

|  | A61C 17/00 |
Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses (instruments acting like a sandblast machine Fulltext... Hierarchy... Expanded...A61C 3/025; tooth polishing discs or holders therefor Fulltext... Hierarchy... Expanded...A61C 3/06; devices for cleaning between the teeth Fulltext... Hierarchy... Expanded...A61C 15/00); Saliva removers; Dental appliances for receiving spittle [5]

|  | A61C 17/00 |
Note(s) Cleaning of prostheses using ultrasonic techniques similar to those used for natural teeth is classified in this group. Other ultrasonic cleaning of prostheses is classified in group Fulltext... Hierarchy... Expanded...B08B 3/12. [5]

|  | A61C 17/02 |
· | Rinsing or air-blowing devices, e.g. using fluid jets (combined with receptacles for spittle Fulltext... Hierarchy... Expanded...A61C 17/14; combined with power-driven cleaning or polishing devices Fulltext... Hierarchy... Expanded...A61C 17/16) [5]

|  | A61C 17/022 |
· · | Air-blowing devices [5]

|  | A61C 17/024 |
· · | with constant liquid flow [4]

|  | A61C 17/028 |
· · | with intermittent liquid flow [4]

|  | A61C 17/032 |
· · | using pressurised tap-water [4]

|  | A61C 17/06 |
· | Saliva removers; Accessories therefor [5]

|  | A61C 17/08 |
· · | Aspiration nozzles [5]

|  | A61C 17/10 |
· · | with mouth props, tongue guards, tongue depressors or cheek spreaders (mouth opening devices per se Fulltext... Hierarchy... Expanded...A61B 1/24; tongue depressors per se Fulltext... Hierarchy... Expanded...A61B 13/00) [5]

|  | A61C 17/12 |
· · | Control devices, e.g. for suction [5]

|  | A61C 17/14 |
· | Dental appliances for receiving spittle, with or without rinsing means therefor, e.g. dental basins, spittoons, cuspidors [5]

|  | A61C 17/16 |
· | Power-driven cleaning or polishing devices [5]

|  | A61C 17/18 |
· · | Chiselling scalers (Fulltext... Hierarchy... Expanded...A61C 17/20 takes precedence) [5]

|  | A61C 17/20 |
· · | using ultrasonics [5]

|  | A61C 17/22 |
· · | with brushes, cushions, cups or the like (brush bodies, e.g. arrangements of the bristles, Fulltext... Hierarchy... Expanded...A46B) [5]

|  | A61C 17/24 |
· · · | rotating continuously (Fulltext... Hierarchy... Expanded...A61C 17/40 takes precedence) [5]

|  | A61C 17/26 |
· · · · | driven by electric motor [5]

|  | A61C 17/28 |
· · · · · | with rinsing means [5]

|  | A61C 17/30 |
· · · · | driven by hydraulic motor, e.g. water motor [5]

|  | A61C 17/32 |
· · · | reciprocating or oscillating [5]

|  | A61C 17/34 |
· · · · | driven by electric motor [5]

|  | A61C 17/36 |
· · · · · | with rinsing means [5]

|  | A61C 17/38 |
· · · · | driven by hydraulic motor, e.g. water motor [5]

|  | A61C 17/40 |
· · · | orbiting, e.g. nutating [5]

|  | A61C 19/00 |
Dental auxiliary appliances (dental chairs or accessories therefor, working stands whether or not combined with chairs Fulltext... Hierarchy... Expanded...A61G 15/00)

|  | A61C 19/02 |
· | Protective casings, e.g. boxes for instruments; Bags

|  | A61C 19/04 |
· | Measuring instruments specially adapted for dentistry (radiation diagnosis Fulltext... Hierarchy... Expanded...A61B 6/00)

|  | A61C 19/045 |
· · | for recording mandibular movement, e.g. face bows [5]

|  | A61C 19/05 |
· · | for determining occlusion [5]

|  | A61C 19/055 |
· · | Paralleling devices [5]

|  | A61C 19/06 |
· | Implements for therapeutic treatment (radiation therapy Fulltext... Hierarchy... Expanded...A61N 5/00)

|  | A61C 19/08 |
· · | combined with anaesthetising implements (dental hypodermic syringes Fulltext... Hierarchy... Expanded...A61M 5/00)

|  | A61C 19/10 |
· | Supports for artificial teeth for transport or for comparison of the colour