1
Patrick M Handke, John R Starr, Doris Wong: Nasal mask. Respironics, J Stewart Brams, March 10, 1998: US05724965 (331 worldwide citation)

A miniature nasal mask for supplying breathing gas to a human user through an interface with the user's nares, the interface being maintained by a contact seal which engages the user's face only within an area between the tip and immediately adjacent lateral flanks of the user's nose adjacent to the ...


2
Jose Luis Correa, Diego Fontayne, Karl Dallas Kirk III, James T Collins III: Nasal mask and headgear. Respironics Georgia, Gerald R Boss Esq, Troutman Sanders, September 19, 2000: US06119694 (330 worldwide citation)

A nasal mask assembly having a nare seal for enclosing the nares of a patient and a pair of lateral support members for engaging the cheekbones of a patient and supporting the nasal mask assembly. An associated headgear assembly constructed of semi-rigid members are selectively interconnected for de ...


3
Mark H Sanders, Ronald J Zdrojkowski: Method and apparatus for maintaining airway patency to treat sleep apnea and other disorders. Respironics, Carothers and Carothers, September 22, 1992: US05148802 (323 worldwide citation)

An improved methodology and apparatus for the treatment of sleep apnea through application of alternating high and low level positive airway pressure within the airway of the patient with the high and low airway pressure being coordinated with the spontaneous respiration of the patient.


4
Douglas R Ogden, Joseph A Abeyta, Gregg D Keefe: Respiratory facial mask. Respironics, W Scott Carson, September 2, 1997: US05662101 (271 worldwide citation)

A facial mask assembly for covering at least the nose and nares of a patient's face and compensating for any unequal forces that may be generated in the straps holding the mask on the patient's face. The assembly includes a rigid, cup-shaped shell with a soft seal engaging and sealing against the pa ...


5
Shari S Barnett, Patrick M Handke, Kristine K Sabo, Eugene N Scarberry: Respiratory mask facial seal. Respironics, Reed Smith Shaw & McClay, July 15, 1997: US05647357 (253 worldwide citation)

An improved flexible respiratory mask facial seal, as well a respiratory mask incorporating such seal. The facial seal comprises an annular member including a peripheral sidewall bounded by an inner end and an outer end generally opposite the inner end. The inner end is adapted for attachment to the ...


6
Ralph E Kopacko, Zachary D Paul, Shari S Barnett: Respiratory mask. Respironics, Michael W Haas, October 22, 2002: US06467483 (253 worldwide citation)

A respiratory mask having a flexible, mask seal portion for engagement with the face of a user, a gel forehead cushion and a rotatable elbow coupling having integral exhaust ports. The mask seal portion has a thin section which permits the mask to more easily adapt to the contour of the face of the ...


7
Eric W Starr, Mary T Walthour: Two-point/four-point adjustable headgear for gas delivery mask. Respironics, Reed Smith Shaw & McClay, May 21, 1996: US05517986 (249 worldwide citation)

An adjustable headgear for use with reusable or disposable nasal and/or oral gas delivery masks. The headgear includes a cap-like headpiece adapted to fit the crown and back of a patient's head. Lower strap means provide a two-point connection with the gas delivery mask to achieve a comfortable fit ...


8
Mark C Estes, John H Fiore: Method and apparatus for providing proportional positive airway pressure to treat sleep disordered breathing. Respironics, Reed Smith Shaw & McClay, July 16, 1996: US05535738 (216 worldwide citation)

A system including methods and apparatus for treatment of Obstructive Sleep Apnea Syndrome (OSAS), Chronic Obstructive Pulmonary Disorder (COPD) and other respiratory disorders. The system involves applying separate and independent gains to flow rates of pressurized gas delivered to a patient during ...


9
Mark C Estes: Method and apparatus for providing proportional positive airway pressure to treat congestive heart failure. Respironics, Reed Smith Shaw & McClay, August 18, 1998: US05794615 (212 worldwide citation)

A system including methods and apparatus for treatment of Congestive Heart Failure. The system involves applying separate and independent gains to flow rates of pressurized gas delivered to a patient during inspiratory and expiratory phases of a respiratory cycle to deliver the pressurized gas in pr ...


10
Eric W Starr, John R Pujol, Andrew Serowski: Respiratory mask having a vertically adjustable spacer element that limits seal deformation on a wearers face. Respironics, Reed Smith Shaw & McClay, November 5, 1996: US05570689 (208 worldwide citation)

A respiratory mask including a flexible seal member that is formed to receive nasal and/or oral portions of a user's face. The flexible seal member is adapted to resiliently deform against the facial structure of the user to form a seal therewith when the mask is secured to the user's head by suitab ...