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Class Information
Number: 5/714
Name: Beds > Mattress (for whole body) > Having confined gas (e.g., air mattress) > With substantial ventilation or gas loss
Description: Mattress having a confined gas in which at least a portion of an upper, user supporting surface of the container is made from a highly porous material, or contains apertures, that permit a substantial leakage of gas, for the purpose of cooling or warming the user, or preventing bedsores.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8677536 Method and apparatus for sensing foot retraction in a mattress replacement system Mar. 25, 2014
8640279 Systems for patient transfer, devices for movement of a patient, and methods for transferring a patient Feb. 4, 2014
8615831 Self inflating air mattress Dec. 31, 2013
8490226 Systems for patient transfer, devices for movement of a patient, and methods for transferring a patient for treatment Jul. 23, 2013
8418296 Therapeutic mattress Apr. 16, 2013
8413278 Method and apparatus for monitoring and controlling pressure in an inflatable device Apr. 9, 2013
8372182 Multi-layered support system Feb. 12, 2013
8302222 Patient transfer mattresses Nov. 6, 2012
8177828 Underbody convective warming blanket constructions May. 15, 2012
8118920 Multi-layered support system Feb. 21, 2012
8002940 Hose retainer for thermal blanket Aug. 23, 2011
7966680 Patient support surface Jun. 28, 2011
7937789 Convective cushion for bedding or seating May. 10, 2011
7914611 Multi-layered support system Mar. 29, 2011
7716767 Device and method for carefully settling a patient in a defined position May. 18, 2010
7617555 Patient support surface Nov. 17, 2009
7480953 Patient support Jan. 27, 2009
7409735 Dynamic cellular person support surface Aug. 12, 2008
7376995 Double chambered air mattress May. 27, 2008
7278179 Inflatable decubitis mat with vent structures controlled by heat sensors Oct. 9, 2007
7225488 Air mattress control unit Jun. 5, 2007
7191482 Patient support Mar. 20, 2007
7107641 Double chambered air mattress Sep. 19, 2006
6928681 Alternating pressure pads Aug. 16, 2005
6813790 Self-adjusting cushioning device Nov. 9, 2004
6739009 Supporting device, notably mattress, mattress support or for a seat May. 25, 2004
6721979 Air bed with fluidized bead surface and related methods Apr. 20, 2004
6708352 Patient support apparatus and method Mar. 23, 2004
6698046 Air mattress control unit Mar. 2, 2004
6694557 Bariatric bed Feb. 24, 2004
6691355 Mattress means as synergetically effected by dual-fluid fluidizing units Feb. 17, 2004
6687937 Moisture drying mattress with separate zone controls Feb. 10, 2004
6560804 System and methods for mattress control in relation to patient distance May. 13, 2003
6487739 Moisture drying mattress with separate zone controls Dec. 3, 2002
6240584 Mattress assembly Jun. 5, 2001
6216299 Wheelchair cushion system Apr. 17, 2001
6098221 Conforming body support with air chamber and pump chamber Aug. 8, 2000
5983428 Patient supports and methods of operating them Nov. 16, 1999
5926884 Air distribution device for the prevention and the treatment of decubitus ulcers and pressure sores Jul. 27, 1999
5890245 Disposable ventilating mattress and method of making same Apr. 6, 1999
5794289 Mattress for relieving pressure ulcers Aug. 18, 1998
5794288 Pressure control assembly for an air mattress Aug. 18, 1998
5755000 Low air-loss mattresses May. 26, 1998
5729853 Low air loss bed with air pressure sensor Mar. 24, 1998
5699570 Pressure relief valve vent line mattress system and method Dec. 23, 1997
5655239 Cellular air loss mattress system Aug. 12, 1997
5647079 Inflatable patient support surface system Jul. 15, 1997
5590428 Air pressurized person supporting device with ventilation Jan. 7, 1997
5584084 Bed system having programmable air pump with electrically interlocking connectors Dec. 17, 1996
5581828 Air flotation insert for wooden waterbed frame Dec. 10, 1996

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