| Patents for A61C 17 - Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle (13,070) |
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| 05/03/1990 | WO1990004469A1 Flexible ultrasonic cleaning bag |
| 05/02/1990 | EP0366624A2 A scaler with built-in illumination |
| 04/25/1990 | EP0365300A2 Sterilisable syringe |
| 04/24/1990 | US4919826 Process and apparatus for separating solids and liquids from an effluent stream |
| 04/24/1990 | CA1268011A1 Electrical toothbrush |
| 04/11/1990 | EP0363333A2 An antibacterial paint finish for the surfaces of dental surgery equipment |
| 04/05/1990 | WO1990003162A1 Improvements in oral hygiene |
| 04/05/1990 | WO1990003129A1 Intraoral sanitary device having continuously bendable and settable handle |
| 04/04/1990 | EP0362160A2 Dental surgery apparatus capable of supplying three separate fluids to connected instruments |
| 04/04/1990 | CN1040918A Miniature ionizing appliance for stomatological treatment |
| 04/03/1990 | US4914376 Actuation device for an electrical appliance |
| 04/03/1990 | US4913282 Kit for the hygiene of removable dental prostheses |
| 04/03/1990 | US4913133 Hand held periodontic tool |
| 03/29/1990 | DE3832694A1 Auswechsel-applikationsgeraet, insbesondere fuer dentalzwecke Interchangeable-applikationsgeraet, especially for dental purposes |
| 03/28/1990 | EP0360161A2 Device for dental treatment |
| 03/28/1990 | CN2055030U Electric tooth brush |
| 03/21/1990 | CN2054672U Once-used massage cleaning teeth paper |
| 03/14/1990 | EP0358272A2 Dental syringe tip |
| 03/14/1990 | EP0357863A1 Electric toothbrush |
| 03/13/1990 | US4907744 Oral hygiene device |
| 03/08/1990 | WO1990001909A1 Process and device for preventing malfunction of a dental evacuation system |
| 03/08/1990 | DE3830322A1 Device for cleaning of the teeth, especially of the interdental spaces, and for massaging the gums |
| 03/06/1990 | US4906188 Dry field tongue guard |
| 03/06/1990 | US4906187 Device for scaling at the gum pocket |
| 02/28/1990 | EP0355467A1 Dental sucking device with controllable suction power |
| 02/27/1990 | US4903718 Flexible ultrasonic cleaning bag |
| 02/27/1990 | US4903688 Tooth cleaning toothbrush and system |
| 02/27/1990 | US4903687 Portable dental cleaning system |
| 02/27/1990 | CA1266158A1 Automatic cleaning device |
| 02/21/1990 | CN2053092U 电动牙刷 Electric Toothbrush |
| 02/20/1990 | US4902225 Dental spray handpiece |
| 02/08/1990 | WO1990000885A1 Inherently nonrotating reciprocating dental tool |
| 02/07/1990 | EP0173737B1 Pulsatile pump |
| 02/07/1990 | CN2052268U Electrical toothbrush |
| 02/06/1990 | CA1265303A1 Process for the cleaning of teeth and tooth cleaning device |
| 01/31/1990 | EP0353207A2 A device for supplying a disinfectant and/or cleansing fluid automatically and continuously to the water outlets of dental surgery apparatus |
| 01/31/1990 | EP0352886A2 Applicator and tips for tooth stain removal |
| 01/23/1990 | US4895515 Dental instruments |
| 01/17/1990 | CN2051099U Electric tooth brush |
| 01/16/1990 | US4894010 Apparatus preventing the return of atomized spray into dental surgery instruments having separate air and water lines |
| 01/10/1990 | EP0350459A2 A unit for the sterilization of operating fluids applicable to medical equipment, in particular to dental surgery instruments |
| 01/10/1990 | CN1038580A Process and apparatus for production of bristle products |
| 01/09/1990 | US4892112 Hand tool for cleaning disinfecting and/or lubricating |
| 01/02/1990 | US4891041 Device for separating solids from liquids in a dental apparatus |
| 12/20/1989 | EP0346646A2 Method and apparatus for manufacturing brush ware |
| 12/12/1989 | US4886455 Dental spray handpiece |
| 12/12/1989 | US4886452 Dental spray handpiece |
| 11/28/1989 | US4883426 Dental implement for fluid aspiration and tissue retraction |
| 11/28/1989 | US4883080 Combination nozzle and dental floss assembly for oral hygiene flushing apparatus |
| 11/28/1989 | US4882801 Electric toothbrush |
| 11/15/1989 | EP0341721A1 Dental treatment instrument with aspirating and irrigating device |
| 11/14/1989 | US4880382 Integrated oral hygiene system |
| 11/07/1989 | EP0270529A4 Finger-mounted device for cleaning teeth. |
| 10/24/1989 | US4875247 Disposable tooth cleaning & polishing apparatus |
| 10/19/1989 | WO1989009572A1 Reciprocating dental tool |
| 10/18/1989 | EP0229125B1 Cleaning tool, especially for dental use |
| 10/18/1989 | CN2045956U Toothbrush with replacable brush body and fur-scraping device |
| 10/10/1989 | US4872837 Surgical or dental instrument and cannulae for aspirating, cleaning, drying and illuminating |
| 10/05/1989 | DE3815819C1 Electric toothbrush having a rotating brush head |
| 10/04/1989 | EP0335061A2 A control device for liquid stream suction systems used in dentistry |
| 10/04/1989 | CN1035948A Dental appliance |
| 09/20/1989 | EP0333673A1 A method and device for the separation of pollutant metal particles or metal compounds, e.g. amalgam, in waste liquids discharged from dental surgery equipment |
| 09/20/1989 | EP0333672A1 A slow-dissolving solid product formulated from substances capable of precipitating pollutants in the waste liquids discharged from dental surgery equipment |
| 09/13/1989 | EP0332026A1 Tootbrush with slow release of disinfectant and anti-bacterial agents and method of manufacturing the same |
| 09/12/1989 | US4865545 Dental aspirator |
| 09/12/1989 | US4865021 Device for hygienizing the bucal cavity |
| 09/05/1989 | US4863380 Gum treating method and device |
| 08/30/1989 | EP0330117A2 Photopolymerizable composition |
| 08/29/1989 | US4861266 Dental aspirator valve and valve sheath |
| 08/24/1989 | DE3803955A1 Cleaning device for filter screens of dental aspiration units |
| 08/23/1989 | CN2043113U Cartridge control device for fluid reversing |
| 08/22/1989 | US4859182 Dental syringe safety sheath apparatus |
| 08/16/1989 | EP0327876A1 Electric toothbrush |
| 08/10/1989 | WO1989006942A1 Dental appliance |
| 08/08/1989 | US4854870 Cleaning tool, especially for dental use |
| 08/08/1989 | US4854869 Unilateral direction control for dental syringe |
| 08/02/1989 | EP0326363A1 Oral hygiene system |
| 07/27/1989 | WO1989006528A1 Tooth cleaning device and method |
| 07/27/1989 | DE3801097A1 Mouth douche and method of switching a mouth douche on or off |
| 07/25/1989 | US4850965 Hydraulic apparatus for bodily hygiene |
| 07/25/1989 | US4850868 Spray shield |
| 07/19/1989 | EP0324120A1 Electronic toothbrush |
| 07/12/1989 | EP0323598A2 Apparatus for scaling teeth and lavage |
| 07/12/1989 | EP0199808B1 Mouth-care device |
| 07/11/1989 | US4845796 Rotating flexible stem tooth brush |
| 07/11/1989 | US4845795 Automatic cleaning device |
| 07/04/1989 | CA1256719A1 Spray-nozzle for a oral care unit with single or multiple jet |
| 06/27/1989 | US4843099 Ibuprofen solution for reduction of gingival swelling and inflammation |
| 06/27/1989 | US4842516 Disposable hand tool for health care procedures |
| 06/27/1989 | US4842478 Dental suction apparatus |
| 06/21/1989 | EP0321415A2 A device for collection and disposal of the soiled liquids ejected from dental surgery instruments during or following sterilization, and forholding the instruments during such operations |
| 06/20/1989 | US4840563 Dental equipment having means for delivering RF and LF energy to a dental handpiece |
| 06/07/1989 | CN2038738U All automatic toothbrush |
| 06/01/1989 | WO1989004641A1 Separator with holder for a collecting container |
| 05/31/1989 | CN2038337U Light type tooth cleaning machine |
| 05/30/1989 | US4835452 Liquidproof battery-powered appliance |
| 05/24/1989 | CN2037988U 洁齿杯 Toothpaste Cup |
| 05/18/1989 | WO1989004214A1 Centrifugal separator |
| 05/18/1989 | WO1989004152A1 Separator |
| 05/18/1989 | DE3804299C1 Device for separating off (precipitating) fine solid particles from waste water |