Patents by Inventor David John Worboys
David John Worboys has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11607515Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: GrantFiled: September 19, 2019Date of Patent: March 21, 2023Assignee: ResMed Pty LtdInventors: Aaron Davidson, Robin Garth Hitchcock, Matthew Eves, David John Worboys, Susan Robyn Lynch
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Publication number: 20200009343Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: ApplicationFiled: September 19, 2019Publication date: January 9, 2020Inventors: Aaron DAVIDSON, Robin Garth HITCHCOCK, Matthew EVES, David John Worboys, Susan Robyn LYNCH
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Patent number: 10195384Abstract: A full-face cushion for a patient interface that delivers breathable gas to a patient includes a frame connector adapted to engage the cushion with a mask frame. A clip is provided to maintain the cushion to the frame. The clip includes clip portions that connect to the frame with a snap-fit.Type: GrantFiled: October 24, 2014Date of Patent: February 5, 2019Assignee: RESMED LIMITEDInventors: Aaron Samuel Davidson, Robin Garth Hitchcock, Susan Robyn Lynch, Errol Savio Alex D'Souza, Matthew Eves, David John Worboys
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Patent number: 9968752Abstract: A forehead support for a patient interface used in the treatment of sleep disordered breathing, includes a support post provided to a frame and a pair of arms extending from the support post. At least one of the pair of arms is adapted to rotate relative to the support post about an axis that extends transverse to the support post.Type: GrantFiled: February 20, 2014Date of Patent: May 15, 2018Assignee: ResMed LimitedInventors: Robin Garth Hitchcock, David John Worboys, Errol Savio Alex D'Souza
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Publication number: 20170203068Abstract: A mask assembly for a patient includes a frame having a lateral flange portion with at least a first hole therethrough. The mask assembly further includes a cushion having a lateral flange portion with at least a second hole therethrough. In addition, the mask assembly includes a cushion clip having a lateral flange with at least one rod that passes through the first and second holes, the rod having a distal end that is secured to the frame when the rod passes through the first and second holes, to thereby sandwich the cushion flange between the flanges of the frame and the cushion clip.Type: ApplicationFiled: March 30, 2017Publication date: July 20, 2017Inventors: Anthony Michael GING, David John WORBOYS, Gregory Scott SMART, Muditha Pradeep DANTANARAYANA, John Michael SNOW, Philip Thomas STALLARD
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Patent number: 9642978Abstract: Mask system includes frame, cushion, cushion clip, swivel elbow, headgear and/or headgear clips configured for use in a clinical or hospital environment. One or more components of the mask system configured to promote single patient use, for example, by providing an age indicator and/or preventing disassembly and/or cleaning.Type: GrantFiled: May 18, 2011Date of Patent: May 9, 2017Assignee: ResMed LimitedInventors: Anthony Michael Ging, David John Worboys, Gregory Scott Smart, Muditha Pradeep Dantanarayana, John Michael Snow, Philip Thomas Stallard
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Patent number: 9295800Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: GrantFiled: December 20, 2013Date of Patent: March 29, 2016Assignee: ResMed LimitedInventors: Aaron Samuel Davidson, Robin Garth Hitchcock, Matthew Eves, David John Worboys, Susan Robyn Lynch
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Patent number: 9295805Abstract: An elbow assembly for a mask assembly includes an anti-asphyxia valve (AAV) assembly that may take the form of a box-like frame work, a drop-in arrangement, or a slot-in arrangement. In each case, the AAV assembly may include a flap element which is movable so as to either direct ambient gas/air to the elbow assembly and thus the patient using the mask assembly, or to allow the passage of pressurized gas to the patient.Type: GrantFiled: January 12, 2006Date of Patent: March 29, 2016Assignee: ResMed LimitedInventors: David John Worboys, Alison Oldenburg, Philip Thomas Stallard, James William Charles Vandyke, Susan Robyn Lynch, Steven John Lubke, Scott Alexander Howard, Robin Garth Hitchcock
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Patent number: 9238116Abstract: A cushion for a patient interface includes an outer membrane providing a sealing structure adapted to form a seal with the patient's face in use and an underlying membrane generally spaced away from the outer membrane. The underlying membrane provides a support structure for the outer membrane. The outer membrane and the underlying membrane each have an inner edge which defines an aperture to receive the patient's nose in use. The underlying membrane is segmented along its inner edge.Type: GrantFiled: August 18, 2014Date of Patent: January 19, 2016Assignee: RedMed LimitedInventors: David John Worboys, Susan Robyn Lynch
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Publication number: 20150047643Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: ApplicationFiled: December 20, 2013Publication date: February 19, 2015Applicant: ResMed LimitedInventors: Aaron Samuel DAVIDSON, Robin Garth HITCHCOCK, Matthew EVES, David John WORBOYS, Susan Robyn LYNCH
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Publication number: 20150040911Abstract: A full-face cushion for a patient interface that delivers breathable gas to a patient includes a frame connector adapted to engage the cushion with a mask frame. A clip is provided to maintain the cushion to the frame. The clip includes clip portions that connect to the frame with a snap-fit.Type: ApplicationFiled: October 24, 2014Publication date: February 12, 2015Inventors: Aaron Samuel DAVIDSON, Robin Garth HITCHCOCK, Susan Robyn LYNCH, Errol Savio Alex D'SOUZA, Matthew EVES, David John WORBOYS
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Publication number: 20140360507Abstract: A cushion for a patient interface includes an outer membrane providing a sealing structure adapted to form a seal with the patient's face in use and an underlying membrane generally spaced away from the outer membrane. The underlying membrane provides a support structure for the outer membrane. The outer membrane and the underlying membrane each have an inner edge which defines an aperture to receive the patient's nose in use. The underlying membrane is segmented along its inner edge.Type: ApplicationFiled: August 18, 2014Publication date: December 11, 2014Inventors: David John WORBOYS, Susan Robyn LYNCH
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Patent number: 8869797Abstract: A full-face cushion for a patient interface that delivers breathable gas to a patient includes a frame connector adapted to attach the cushion to a mask frame and an interface provided to the frame connector. The interface is constructed of foam and defines a cushion cavity. The interface includes a foam contact surface adapted to interface or contact with surfaces of the patient's face in use.Type: GrantFiled: April 18, 2008Date of Patent: October 28, 2014Assignee: ResMed LimitedInventors: Aaron Samuel Davidson, Robin Garth Hitchcock, Susan Robyn Lynch, Errol Savio Alex D'Souza, Matthew Eves, David John Worboys
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Patent number: 8807135Abstract: A cushion for a patient interface includes an outer membrane providing a sealing structure adapted to form a seal with the patient's face in use and an underlying membrane generally spaced away from the outer membrane. The underlying membrane provides a support structure for the outer membrane. The outer membrane and the underlying membrane each have an inner edge which defines an aperture to receive the patient's nose in use. The underlying membrane is segmented along its inner edge.Type: GrantFiled: June 3, 2005Date of Patent: August 19, 2014Assignee: ResMed LimitedInventors: David John Worboys, Susan Robyn Lynch
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Publication number: 20140166017Abstract: A forehead support for a patient interface used in the treatment of sleep disordered breathing, includes a support post provided to a frame and a pair of arms extending from the support post. At least one of the pair of arms is adapted to rotate relative to the support post about an axis that extends transverse to the support post.Type: ApplicationFiled: February 20, 2014Publication date: June 19, 2014Applicant: ResMed LimitedInventors: Robin Garth HITCHCOCK, David John WORBOYS, Errol Savio Alex D'SOUZA
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Publication number: 20140144449Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: ApplicationFiled: December 20, 2013Publication date: May 29, 2014Applicant: ResMed LimitedInventors: Aaron Samuel DAVIDSON, Robin Garth HITCHCOCK, Matthew EVES, David John WORBOYS, Susan Robyn LYNCH
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Patent number: 8695601Abstract: A mask assembly includes a forehead support having a base provided to a frame and at least one, and preferably two upwardly extending support arms. The arms define a fixed or an adjustable included angle that is preferably less than 180° and, in the range of about 100°-150°. The arms can be attached either directly to headgear straps, or the arms can be connected to headgear straps via clips.Type: GrantFiled: June 24, 2005Date of Patent: April 15, 2014Assignee: ResMed LimitedInventors: Robin Garth Hitchcock, David John Worboys, Errol Savio Alex D'Souza
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Publication number: 20140041664Abstract: A patient interface includes a frame, a cushion having a non-face-contacting portion connected to the frame and a face-contacting portion adapted to engage the patient's face in use, the face-contacting portion including a side wall and a flexible membrane extending from the side wall, and a reinforcing member provided to at least a portion of the side wall of the cushion. The reinforcing member includes a cut-out so that the reinforcing member provides reinforcement to selected regions of the cushion.Type: ApplicationFiled: October 18, 2013Publication date: February 13, 2014Applicant: ResMed LimitedInventors: Susan Robyn LYNCH, Robin Garth HITCHCOCK, Aaron Samuel DAVIDSON, Lee James VELISS, David John WORBOYS
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Patent number: 8616211Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: GrantFiled: November 29, 2012Date of Patent: December 31, 2013Assignee: ResMed LimitedInventors: Aaron Samuel Davidson, Robin Garth Hitchcock, Matthew Eves, David John Worboys, Susan Robyn Lynch
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Patent number: 8613281Abstract: A cushion for a patient interface that delivers breathable gas to a patient includes a base wall structured to be connected to a frame, an underlying support cushion extending away from the base wall towards the patient's face in use, and a membrane provided to substantially cover at least a portion of the underlying cushion. The membrane is adapted to form a continuous seal on the patient's face. The underlying cushion has a spring-like connection with the base wall. The underlying cushion and/or base wall define a spring constant that varies along a length of the seal.Type: GrantFiled: November 29, 2012Date of Patent: December 24, 2013Assignee: ResMed LimitedInventors: Aaron Samuel Davidson, Robin Garth Hitchcock, Matthew Eves, David John Worboys, Susan Robyn Lynch