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Class Information
Number: 604/313
Name: Surgery > Means for introducing or removing material from body for therapeutic purposes (e.g., medicating, irrigating, aspirating, etc.) > Treating material applied to or removed from external surface of body, or cutaneous layer of skin (e.g., eye treatment, removal of skin impurities, etc.) > Means for removing material from surface by suction
Description: Subject matter wherein material is removed from the skin by the drawing action of a suction producing device which creates a negative pressure thereupon.










Sub-classes under this class:

Class Number Class Name Patents
604/316 Means moved by person to produce suction (e.g., squeeze bulb, piston, etc.) 64
604/315 Suction generated by self-acting fluid pressure, motor-driven or mechanical energy storing means (e.g., spring, etc.) 125
604/314 Venom extractor 9


Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8025650 Negative pressure wound treatment device, and methods Sep. 27, 2011
8021347 Thin film wound dressing Sep. 20, 2011
8022266 Method of treating a wound utilizing suction Sep. 20, 2011
8007481 Subatmospheric pressure mechanism for wound therapy system Aug. 30, 2011
7988680 Vacuum therapy and cleansing dressing for wounds Aug. 2, 2011
7981098 System for suction-assisted wound healing Jul. 19, 2011
7972297 Breast cup assembly for a breast pump Jul. 5, 2011
7964766 Wound cleansing apparatus in-situ Jun. 21, 2011
7959624 Device for the treatment of wounds using a vacuum Jun. 14, 2011
7951100 Abdominal wound dressing May. 31, 2011
7947033 Systems and methods for detection of wound fluid blood and application of phototherapy in conjunction with reduced pressure wound treatment system May. 24, 2011
7927319 System and method for distinguishing leaks from a disengaged canister condition in a reduced pressure treatment system Apr. 19, 2011
7909805 Flexible reduced pressure treatment appliance Mar. 22, 2011
7910791 Combination SIS and vacuum bandage and method Mar. 22, 2011
7896856 Wound packing for preventing wound closure Mar. 1, 2011
7883494 Simultaneous aspirate and irrigate and scaffold Feb. 8, 2011
7867206 Vacuum therapy and cleansing dressing for wounds Jan. 11, 2011
7857806 Pump system for negative pressure wound therapy Dec. 28, 2010
7846141 Reduced pressure treatment system Dec. 7, 2010
7829756 Wound cleansing apparatus in-situ Nov. 9, 2010
7824384 Chest tube drainage system Nov. 2, 2010
7815616 Device for treating a wound Oct. 19, 2010
7811269 Negative pressure assisted tissue treatment system Oct. 12, 2010
7799004 Negative pressure wound treatment apparatus and infection identification system and method Sep. 21, 2010
7790945 Wound dressing with absorption and suction capabilities Sep. 7, 2010
7776028 Adjustable overlay reduced pressure wound treatment system Aug. 17, 2010
7763769 Biocompatible wound dressing Jul. 27, 2010
7758555 Reduced pressure treatment system having blockage clearing and dual-zone pressure protection capabilities Jul. 20, 2010
7758554 Reduced pressure treatment system having a dual porosity pad Jul. 20, 2010
7754937 Wound packing material for use with suction Jul. 13, 2010
7731702 Closed wound drainage system Jun. 8, 2010
7708724 Reduced pressure wound cupping treatment system May. 4, 2010
7699823 Wound dressing with vacuum reservoir Apr. 20, 2010
7699831 Assemblies, systems, and methods for vacuum assisted internal drainage during wound healing Apr. 20, 2010
7695444 Flexible protective cover for preventing fluid from entering an open epidermal site Apr. 13, 2010
7678090 Wound treatment apparatus Mar. 16, 2010
7670323 Portable wound treatment apparatus having pressure feedback capabilities Mar. 2, 2010
7651484 Systems and methods for improved connection to wound dressings in conjunction with reduced pressure wound treatment systems Jan. 26, 2010
7648488 Wound care system Jan. 19, 2010
7628767 Method for preventing infection and maintaining aseptic epidermal areas using a reusable non-deforming flexible protective cover Dec. 8, 2009
7615036 Device and method for wound therapy Nov. 10, 2009
7612247 Wound alternative treatment system Nov. 3, 2009
7532953 Wound irrigation device May. 12, 2009
7520872 Closed wound drainage system Apr. 21, 2009
7503910 Suctioning system, method and kit Mar. 17, 2009
7491193 Personal care apparatus with at least two suction nozzles Feb. 17, 2009
7479125 Breast pump Jan. 20, 2009
7438705 System for treating a wound with suction and method detecting loss of suction Oct. 21, 2008
7431718 Skin care device for taking out and removing sebum or other cutaneous impurities Oct. 7, 2008
7399297 Skin care device for taking out and removing sebum or other cutaneous impurities Jul. 15, 2008

1 2 3 4 5 6 7










 
 
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