A respirator mask for filtering breathed air including a mask portion dimensioned for covering the mouth of the user. The mask portion includes an inner portion, an outer portion, and an air chamber therebetween. The mask portion includes a generally circular peripheral edge. The peripheral edge inc
A respirator mask for filtering breathed air including a mask portion dimensioned for covering the mouth of the user. The mask portion includes an inner portion, an outer portion, and an air chamber therebetween. The mask portion includes a generally circular peripheral edge. The peripheral edge includes a top edge, a bottom edge, and opposed side edges. The mask portion includes a recessed mouth section on the inner portion thereof. The recessed mouth section includes a central aperture in communication with the air chamber. The mask portion includes a pair of air vents secured to the outer portion thereof. The pair of air vents each have open inner and outer ends. The open inner ends are in communication with the air chamber. A mouthpiece portion is removably coupled with respect to the mask portion. The mouthpiece portion includes a shield portion dimensioned for positioning within the recessed mouth section of the mask portion. The shield portion includes a central opening that is alignable with the central aperture of the recessed mouth section. The mouthpiece portion includes an inner tube having an open inner end and an open outer end. The open outer end is secured to the central aperture of the shield portion. The open inner end is positionable within the user's mouth.
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A respirator mask for filtering breathed air including a mask portion dimensioned for covering the mouth of the user. The mask portion includes an inner portion, an outer portion, and an air chamber therebetween. The mask portion includes a generally circular peripheral edge. The peripheral edge inc
A respirator mask for filtering breathed air including a mask portion dimensioned for covering the mouth of the user. The mask portion includes an inner portion, an outer portion, and an air chamber therebetween. The mask portion includes a generally circular peripheral edge. The peripheral edge includes a top edge, a bottom edge, and opposed side edges. The mask portion includes a recessed mouth section on the inner portion thereof. The recessed mouth section includes a central aperture in communication with the air chamber. The mask portion includes a pair of air vents secured to the outer portion thereof. The pair of air vents each have open inner and outer ends. The open inner ends are in communication with the air chamber. A mouthpiece portion is removably coupled with respect to the mask portion. The mouthpiece portion includes a shield portion dimensioned for positioning within the recessed mouth section of the mask portion. The shield portion includes a central opening that is alignable with the central aperture of the recessed mouth section. The mouthpiece portion includes an inner tube having an open inner end and an open outer end. The open outer end is secured to the central aperture of the shield portion. The open inner end is positionable within the user's mouth. oulding, 128/718; US-5092326, 19920300, Winn et al., 128/205.13; US-5097424, 19920300, Ginevri et al., 364/510; US-5103814, 19920400, Maher, 128/204.18; US-5107831, 19920400, Halpern et al., 128/204.26; US-5129390, 19920700, Chopin et al., 128/204.21; US-5161525, 19921100, Kimm et al., 128/204.26; US-5183038, 19930200, Hoffman et al., 128/204.21; US-5188098, 19930200, Hoffman et al., 128/204.23; US-5271389, 19931200, Isaza et al., 128/204.21; US-5299568, 19940400, Forare et al., 128/205.11; US-5303698, 19940400, Tobia et al., 128/204.21; US-5303699, 19940400, Bonassa et al., 128/204.21; US-5309919, 19940500, Snell et al., 128/697; US-5316009, 19940500, Yamada, 128/716; US-5319540, 19940600, Isaza et al., 364/161; US-5323772, 19940600, Linden et al., 128/204.23; US-5331995, 19940700, Westfall et al., 137/008; US-5373842, 19941200, Olsson et al., 128/204.21; US-5377671, 19950100, Biondi et al., 128/204.23; US-5383449, 19950100, Forare et al., 128/205.11; US-5390666, 19950200, Kimm et al., 128/204.26; US-5400777, 19950300, Olsson et al., 128/204.18; US-5402796, 19950400, Packer et al., 128/719; US-5419314, 19950500, Christopher, 128/200.26; US-5429123, 19950700, Shaffer et al., 128/204.23; US-5433193, 19950700, Sanders et al., 128/204.18; US-5438980, 19950800, Phillips, 128/204.23; US-5515844, 19960500, Christopher, 128/200.26; US-5520192, 19960500, Kitney et al., 128/716; US-RE35295, 19960700, Estes et al., 128/204.23; US-5535738, 19960700, Estes et al., 128/204.23; US-5540233, 19960700, Larsson et al., 128/725; US-5549106, 19960800, Gruenke et al., 128/204.23; US-5551418, 19960900, Estes et al., 128/204.23; US-5558086, 19960900, Smith et al., 128/204.26; US-5596984, 19970100, O'Mahoney et al., 128/205.24; US-5598838, 19970200, Servidio et al., 128/204.21; US-5630411, 19970500, Holscher, 128/205.24; US-5632270, 19970500, O'Mahony et al., 128/204.24; US-5660171, 19970800, Kimm et al., 128/204.23; US-5664563, 19970900, Schroeder et al., 128/204.25; US-5740796, 19980400, Skog, 128/204.23; US-5743253, 19980400, Castor et al., 128/200.24; US-5868133, 19990200, DeVries et al., 128/204.21; US-5875777, 19990300, Eriksson, 128/204.21; US-5878744, 19990300, Pfeiffer, 128/204.23; US-5881723, 19990300, Wallace et al., 128/204.21; US-5915380, 19990600, Wallace et al., 128/204.21; US-5915381, 19990600, Nord, 128/204.23; US-5918597, 19990700, Jones et al., 128/205.18; US-5927274, 19990700, Servidio et al., 128/204.18; US-5931159, 19990800, Suzuki et al., 128/204.18; US-5931160, 19990800, Gilmore et al., 128/204.21; US-5931162, 19990800, Christian, 128/204.23; US-5937853, 19990800, Strom, 128/204.23; US-5957130, 19990900, Krahbichler et al., 128/205.14; US-6015388, 20000100, Sackner et al., 600/529; US-6024089, 20000200, Wallace et al., 128/204.21; US-6029664, 20000200, Zdrojkowski et al., 128/204.23; US-6076523, 20000600, Jones et al., 128/205.11; US-6095139, 20000800, Psaros, 128/204.22; US-6158432, 20001200, Biondi et al., 128/204.21; US-6305372, 20011000, Servidio, 128/204.21; US-6463930, 20021000, Biondi et al., 128/204.21
Steindorf, Eric C.; Zhuang, Johnny; Teng, Bryan; Cheng, Tian; De Kuan, Zhou; Wang, Leo; Wen, Bob, Combination valve and buckle set for disposable respirators.
Davidson, Aaron Samuel; Hitchcock, Robin Garth; Lynch, Susan Robyn; D'Souza, Errol Savio Alex; Eves, Matthew; Worboys, David John, Cushion and cushion to frame assembly mechanism for patient interface.
Davidson, Aaron Samuel; Hitchcock, Robin Garth; Lynch, Susan Robyn; D'Souza, Errol Savio Alex; Eves, Matthew; Worboys, David John, Cushion and cushion to frame assembly mechanism for patient interface.
Lithgow, Perry David; Frater, Robert Henry; Drew, Joanne Elizabeth; Guney, Memduh; Fu, Timothy Tsun-Fai; Kwok, Philip Rodney, Cushion for a respiratory mask assembly.
Kwok, Philip Rodney; Veliss, Lee James; Gunning, Philip John; Henry, Robert Edward; Peake, Gregory Robert; Gregory, Bruce David; Selvarajan, Karthikeyan; Solari, Clive; Brackenreg, Scott Douglas, Delivery of respiratory therapy.
Veliss, Lee James; Kwok, Philip Rodney; Gunning, Philip John; Henry, Robert Edward; Peake, Gregory Robert; Gregory, Bruce David; Solari, Clive; Brackenreg, Scott Douglas; Selvarajan, Karthikeyan, Delivery of respiratory therapy.
Veliss, Lee James; Kwok, Philip Rodney; Gunning, Philip John; Henry, Robert Edward; Peake, Gregory Robert; Gregory, Bruce David; Solari, Clive; Brackenreg, Scott Douglas; Selvarajan, Karthikeyan; Gilliver, David, Delivery of respiratory therapy.
Kwok, Philip Rodney; Veliss, Lee James; Gunning, Philip John; Henry, Robert Edward; Peake, Gregory Robert; Gregory, Bruce David; Selvarajan, Karthikeyan; Solari, Clive; Brackenreg, Scott Douglas; Gilliver, David, Delivery of respiratory therapy with foam interface.
Formica, Justin John; Romagnoli, Jose Ignacio; Kwok, Philip Rodney; Gibson, Joel Edward; Pidcock, David Anthony; Skipper, Christopher Scott; Gray, Stephen, Mask system.
McCormick, James J.; Jou, William; Anthony, David; Isagholian, David, Respiratory mask having intraoral mouthpiece with large sealing area and multiple sealing configuration.
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