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Class Information
Number: 433/91
Name: Dentistry > Apparatus > Having suction orifice
Description: Apparatus including a nozzle at which a low pressure is created to draw air or material through or around a nozzle.


Sub-classes under this class:

Class Number Class Name Patents
433/94 And clamp or positioner 12
433/95 And control valve for suction 67
433/93 And mouth prop, tongue guard or depressor, or cheek spreader 65
433/92 And suction pump or material separator 88
433/96 In flexible conduit or eduction tube 37


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7625207 Yankauer suction device with sleeve and wiper Dec. 1, 2009
7381054 Denture remover Jun. 3, 2008
7347691 Protective sleeve for saliva ejector Mar. 25, 2008
7335023 Aspirator having a cushioned and aspiration controlling tip Feb. 26, 2008
7320597 Vacuum sealed saliva control device Jan. 22, 2008
7261560 Dental suction device Aug. 28, 2007
7238023 Saliva ejector or eductor Jul. 3, 2007
7214059 Bone collecting device May. 8, 2007
7172419 Suction tip for dental treatment Feb. 6, 2007
7140879 Soft saliva ejector Nov. 28, 2006
7131839 Backflow prevention sleeve for suctioning devices Nov. 7, 2006
7114950 Dental hygiene device and teeth polishing method Oct. 3, 2006
6918764 Oral cavity cleaning device Jul. 19, 2005
6881060 Suction tube with a sieve Apr. 19, 2005
6821118 Saliva ejector Nov. 23, 2004
6814576 Oral cavity cleaning device Nov. 9, 2004
6699038 Toothbrushes Mar. 2, 2004
6641394 Fluid material delivery devices and methods Nov. 4, 2003
6602071 Hand-held self-contained cleaning system Aug. 5, 2003
6585512 Aspiration unit Jul. 1, 2003
6474990 Dental saliva ejector tube assembly Nov. 5, 2002
6464499 Air-sucking, sterilizing and wastewater treatment method for dental clinic bed Oct. 15, 2002
6464498 Irrigation and aspiration handpiece Oct. 15, 2002
6315556 Toothbrush with fluid supply and suction Nov. 13, 2001
6299444 Aspirator apparatus Oct. 9, 2001
6280415 Tissue traction device Aug. 28, 2001
6280190 Dental saliva ejector tube assembly Aug. 28, 2001
6238213 Suction oral brush May. 29, 2001
6220859 Dental saliva ejector tube assembly Apr. 24, 2001
6186782 Oral cavity cleaning device, particularly for bedridden patients Feb. 13, 2001
6186783 Evacuation hand piece for use during dental procedures Feb. 13, 2001
6152886 Suction device for use during medical procedures and the like Nov. 28, 2000
6135770 Containment chamber for dental abrasion Oct. 24, 2000
6083003 Electromagnetically actuated valve for hydraulic motor vehicle brake systems Jul. 4, 2000
6074208 Noise reduction in fluid flow passage Jun. 13, 2000
6045516 Cleanable medical/surgical suction devices Apr. 4, 2000
6022326 Device and method for automatic collection of whole saliva Feb. 8, 2000
6019599 Suction system for the laser processing of work pieces in dental technology Feb. 1, 2000
5975897 Oral suctioning swab Nov. 2, 1999
5944522 Automatic cleaning device Aug. 31, 1999
5931670 Illuminated dental suction appliance Aug. 3, 1999
5931671 Dental saliva ejector tube assembly Aug. 3, 1999
5915966 Tooth crown preparation system Jun. 29, 1999
5908297 Dental vacuum system with foot-actuated valve Jun. 1, 1999
5882194 Illuminated suction tool with a disposable tip Mar. 16, 1999
5882197 Illuminated suction tool with disposable tip Mar. 16, 1999
5876384 Micro aspirator Mar. 2, 1999
5855562 Suction control valve Jan. 5, 1999
5813856 Dental suction mirror Sep. 29, 1998
5800171 Exhaust control system for pneumatic devices and method Sep. 1, 1998

1 2 3


 
 
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