Patents by Inventor Philip Rodney Kwok
Philip Rodney Kwok 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: 11406784Abstract: A patient interface assembly includes a cushion and frame assembly with a cushion portion and a frame portion that together form a breathing chamber. The frame portion includes an anterior aperture configured to receive the flow of breathable gas. Headgear includes a back portion, a pair of upper headgear straps extending from the back portion, and a pair of lower headgear straps. The patient interface assembly also includes a shroud in the form of a contoured plate. The shroud is removably mounted on the frame portion by way of a snap-fit connection and includes a pair of lower headgear connectors. The patient interface assembly also includes a forehead support extending from the shroud and having a free end with an upper headgear connector. The forehead support has a first curvature that curves in a first direction around an axis that is offset from the patient interface assembly and extends along a length of the forehead support.Type: GrantFiled: December 23, 2020Date of Patent: August 9, 2022Assignee: ResMed Pty LtdInventors: Michael Berthon-Jones, Michael Kassipillai Gunaratnam, Richard Sokolov, Robin Garth Hitchcock, David John Bassin, Gordon Joseph Malouf, Peter Edward Bateman, Philip Rodney Kwok
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Patent number: 11400246Abstract: A conduit for delivering a supply of gas under a positive pressure includes a conduit wall having a first conduit end and a second conduit end. The first conduit end is adapted to be attached to the supply of gas. The conduit wall is deformable between (a) an open condition in which the conduit wall defines a conduit passage along which the supply of gas can travel between the first conduit end to the second conduit end, and (b) a collapsed condition in which the conduit wall substantially collapses the conduit passage.Type: GrantFiled: February 18, 2021Date of Patent: August 2, 2022Assignee: ResMed Pty LtdInventors: Philip Rodney Kwok, Donald Darkin
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Patent number: 11376384Abstract: An air delivery system for providing a supply of air from a source of air at positive pressure to an interfacing structure located at the entrance to the airways of a patient includes a manifold adapted to connect with the supply of positive air pressure and at least one tube connected to the manifold and adapted to deliver the supply of air to the interfacing structure. Each tube is structured to allow movement between an open phase in which the tube allows the passage of air and a collapsed phase in which the tube is collapsed. Each tube is structured such that weight of a typical patient's head against bedding apparel is sufficient to collapse the tube from the open phase to the collapsed phase.Type: GrantFiled: May 16, 2019Date of Patent: July 5, 2022Assignee: ResMed Pty LtdInventors: Philip Rodney Kwok, Lee James Veliss, Philip John Gunning, Robert Edward Henry, Gregory Robert Peake, Bruce David Gregory, Karthikeyan Selvarajan, Clive Solari, Scott Douglas Brackenreg, David Mark Gilliver
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Patent number: 11369762Abstract: Systems and/or methods for assessing the sleep quality of a patient in a sleep session are provided. Data is collected from the patient and/or physician including, for example, sleep session data in the form of one or more physiological parameters of the patient indicative of the patient's sleep quality during the sleep session, a subjective evaluation of sleep quality, etc.; patient profile data; etc. A sleep quality index algorithm, which optionally may be an adaptive algorithm, is applied, taking into account some or all of the collected data. Sleep quality data may be presented to at least the patient, and it may be displayed in any suitable format (e.g., a format useful for the patient to be appraised on the progress of the treatment, a format useful for a sleep clinician to monitor progress and/or assess the effectiveness of differing treatment regimens, etc).Type: GrantFiled: April 16, 2019Date of Patent: June 28, 2022Assignee: ResMed Pty LtdInventors: Renee Frances Flower, Philip Rodney Kwok, Muditha Pradeep Dantanarayana, Ron Richard
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Publication number: 20220193362Abstract: A patient interface for delivering breathable gas to a patient includes a nasal prong assembly including a pair of nasal prongs structured to sealingly communicate with nasal passages of a patient's nose in use and headgear to maintain the nasal prong assembly in a desired position on the patient's face. The headgear includes side straps and rigidizers provided to respective side straps. Each rigidizer includes a first end portion that provides a connector structured to engage a respective end of the nasal prong assembly and an inwardly curved protrusion in the form of a cheek support that curves inwardly of the connector. The cheek support is adapted to follow the contour of the patient's cheek and guide a respective end portion of the side strap into engagement with the patient's cheek to provide a stable cheek support.Type: ApplicationFiled: March 8, 2022Publication date: June 23, 2022Inventors: Memduh GUNEY, Rupert Christian SCHEINER, David Anthony PIDCOCK, Gerard Michael RUMMERY, Matthew EVES, Craig David EDWARDS, Melanie Lucia CARIOLA, Muditha Pradeep DANTANARAYANA, Michael Fu Pin CHEN, Christopher Scott SKIPPER, Karthikeyan SELVARAJAN, Steven John LUBKE, Bruce David GREGORY, Joel Edward GIBSON, Andrew David CAMERON, Philip Rodney KWOK
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Patent number: 11331448Abstract: A patient interface is configured to deliver breathable gas to a patient. The patient interface includes a cushion configured to form a seal with the patient's face and a frame with an elongated body comprising a central bore and a circumferential channel. The circumferential channel is configured to receive a rim of the cushion. Headgear is attachable to the frame and is configured to support the cushion and the frame on the patient's head. The headgear includes a left rigidizer attached to a left front strap and a right rigidizer attached to a right front strap. The left and right rigidizers are arranged to have different flexibilities in different directions so that a stiffness of the left and right rigidizers in a first direction resist a vertical rotation of the patient interface.Type: GrantFiled: April 16, 2019Date of Patent: May 17, 2022Assignee: ResMed Pty LtdInventors: Anthony Michael Ging, Philip Rodney Kwok, Rachael Elizabeth Moore, Saad Nasr, Andrew Martin Price
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Publication number: 20220143348Abstract: A patient interface assembly includes a flexible cushion with a nares sealing portion configured to sealingly engage the patient's nares and a mouth sealing portion configured to seal around the patient's mouth. A cushion clip is attached to the flexible cushion, forms at least part of a plenum chamber with the flexible cushion, and is more rigid than the flexible cushion. A frame is attached to the cushion clip, is more rigid than the flexible cushion. A superior portion of the frame extends beyond the mouth sealing portion in the superior direction to overlap at least a part of the pair of lateral nares engagement portions of the nares sealing portion. At least a part of the nares sealing portion of the flexible cushion is decoupled from both the cushion clip and the superior portion of the frame that overlaps the nares sealing portion so that the lateral nares engagement portions are movable independently of the frame and the cushion clip.Type: ApplicationFiled: January 27, 2022Publication date: May 12, 2022Inventors: Justin John FORMICA, Jose Ignacio ROMAGNOLI, Philip Rodney KWOK, Joel Edward GIBSON, David Anthony PIDCOCK, Christopher Scott SKIPPER, Stephen GRAY
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Publication number: 20220134041Abstract: A breathing arrangement includes a patient interface, at least one inlet conduit, and a headgear assembly. The patient interface includes a mouth covering assembly including a cushion structured to sealingly engage around exterior of a patient's mouth in use, a nozzle assembly including a pair of nozzles structured to sealingly engage within nasal passages of a patient's nose in use, and a flexible element connecting the mouth covering assembly and the nozzle assembly. The at least one inlet conduit is structured to deliver breathable gas into at least one of the mouth covering assembly and the nozzle assembly for breathing by the patient. The headgear assembly is removably connected to at least one of the mouth covering assembly and the nozzle assembly so as to maintain the mouth covering assembly and the nozzle assembly in a desired position on the patient's face.Type: ApplicationFiled: January 19, 2022Publication date: May 5, 2022Inventors: Aaron Samuel DAVIDSON, Michael Kassipillai GUNARATNAM, Susan Robyn LYNCH, Milind Chandrakant RAJE, Gary Christopher ROBINSON, Steven John LUBKE, Gregory Scott SMART, Philip Rodney KWOK, Rupert Christian SCHEINER
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Patent number: 11318273Abstract: A method and apparatus for delivering breathable gas to a user includes a humidifying unit that is controllable to humidify the gas in accordance with a variable humidity profile such that the gas is delivered to the user at variable humidity levels, e.g., during a treatment session.Type: GrantFiled: March 19, 2021Date of Patent: May 3, 2022Assignee: ResMed Pty LtdInventor: Philip Rodney Kwok
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Patent number: 11305087Abstract: A conduit for delivering a supply of gas under a positive pressure includes a conduit wall having a first conduit end and a second conduit end. The first conduit end is adapted to be attached to the supply of gas. The conduit wall is deformable between (a) an open condition in which the conduit wall defines a conduit passage along which the supply of gas can travel between the first conduit end to the second conduit end, and (b) a collapsed condition in which the conduit wall substantially collapses the conduit passage.Type: GrantFiled: April 29, 2021Date of Patent: April 19, 2022Assignee: ResMed Pty LtdInventors: Philip Rodney Kwok, Donald Darkin
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Publication number: 20220105292Abstract: A respiratory mask assembly for delivering breathable gas to a patient includes a frame and a cushion. The cushion has a non-face contacting portion structured to be connected to the frame, a face-contacting portion structured to engage the patient's face, and a central portion that interconnects the non-face contacting portion and the face contacting portion. The frame may be structured to allow a forehead support to assume multiple positions, to compensate for replacement cushions that may have a different profile, shape or size. The cushion is structured to compensate for variations in strap tension, treatment pressure and/or movement of the patient. Headgear may be provided with a strap assembly in which one or more straps is provided with selectively adjustable elasticity or extensibility that may be automatically changed in dependence of treatment pressure and/or treatment type.Type: ApplicationFiled: July 9, 2021Publication date: April 7, 2022Inventors: Robert Henry FRATER, Joanne Elizabeth DREW, Philip Rodney KWOK, Patrick John McAULIFFE, Aaron Samuel DAVIDSON, Robin Garth HITCHCOCK, Michael Kassipillai GUNARATNAM, Donald DARKIN, Gary Christopher ROBINSON
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Publication number: 20220105296Abstract: A nasal assembly for delivering breathable gas to a patient includes a frame having an integrally formed first connector portion. A nozzle assembly includes a gusset or base portion and a pair of nozzles. At least one inlet conduit is structured to deliver breathable gas into the frame and nozzle assembly for breathing by the patient. A pair of second connector portions are removably and rotatably connected to respective first connector portions of the frame and are in communication with respective inlet conduits, e.g., directly or via angle connectors. A headgear assembly is removably connected to the pair of second connector portions and/or the angle connectors so as to maintain the frame and the nozzle assembly in a desired adjusted position on the patient's face.Type: ApplicationFiled: December 15, 2021Publication date: April 7, 2022Inventors: Michael Kassipillai GUNARATNAM, Philip Rodney Kwok, Robin Garth Hitchcock, Lee James Veliss, Memduh Guney, Richard Sokolov, Perry David Lithgow, Donald Darkin, Susan Robyn Lynch
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Patent number: 11229762Abstract: A breathing arrangement includes a patient interface, at least one inlet conduit, and a headgear assembly. The patient interface includes a mouth covering assembly including a cushion structured to sealingly engage around exterior of a patient's mouth in use, a nozzle assembly including a pair of nozzles structured to sealingly engage within nasal passages of a patient's nose in use, and a flexible element connecting the mouth covering assembly and the nozzle assembly. The at least one inlet conduit is structured to deliver breathable gas into at least one of the mouth covering assembly and the nozzle assembly for breathing by the patient. The headgear assembly is removably connected to at least one of the mouth covering assembly and the nozzle assembly so as to maintain the mouth covering assembly and the nozzle assembly in a desired position on the patient's face.Type: GrantFiled: September 29, 2020Date of Patent: January 25, 2022Assignee: ResMed Pty LtdInventors: Aaron Samuel Davidson, Michael Kassipillai Gunaratnam, Susan Robyn Lynch, Milind Chandrakant Raje, Gary Christopher Robinson, Steven John Lubke, Gregory Scott Smart, Philip Rodney Kwok, Rupert Christian Scheiner
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Publication number: 20210386953Abstract: A nasal assembly for delivering breathable gas to a patient includes a frame having an integrally formed first connector portion. A nozzle assembly includes a gusset or base portion and a pair of nozzles. At least one inlet conduit is structured to deliver breathable gas into the frame and nozzle assembly for breathing by the patient. A pair of second connector portions are removably and rotatably connected to respective first connector portions of the frame and are in communication with respective inlet conduits, e.g., directly or via angle connectors. A headgear assembly is removably connected to the pair of second connector portions and/or the angle connectors so as to maintain the frame and the nozzle assembly in a desired adjusted position on the patient's face.Type: ApplicationFiled: August 30, 2021Publication date: December 16, 2021Inventors: Michael Kassipillai Gunaratnam, Philip Rodney Kwok, Robin Garth Hitchcock, Lee James Veliss, Memduh Guney, Richard Sokolov, Perry David Lithgow, Donald Darkin, Susan Robyn Lynch
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Publication number: 20210330921Abstract: A patient interface is configured to deliver pressurized breathable gas to a patient's airways and includes a flexible cushion forming at least a portion of a plenum chamber. A pair of flexible receptacles are integrally formed with the flexible cushion and are formed on opposite lateral sides of the flexible cushion. Each flexible receptacle includes an inner wall that forms an opening configured to receive an air delivery tube and an outer wall that is radially offset from the inner wall. The outer wall extends laterally beyond the inner wall on a posterior side of the flexible receptacle and does not extend laterally beyond the inner wall on an anterior side of the flexible receptacle. The patient interface further includes a gas washout vent, a support structure that is attached to and is more rigid than the flexible cushion, and a pair of headgear connectors located on opposing lateral sides of the support structure.Type: ApplicationFiled: June 29, 2021Publication date: October 28, 2021Inventors: Lee James VELISS, Carmel Therese HARRINGTON, Philip Rodney KWOK, Philip John GUNNING, Joshua Adam GUDISKEN, Bart Jeremy CAFFIN, Richard SOKOLOV, Ian Frederick JOHNSON, Eric SUI
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Patent number: 11154679Abstract: A mask system for delivery of respiratory therapy to a patient includes a nares portion and a mouth portion and an inlet conduit connected to at least one of the nares portion and the mouth portion to deliver the pressurized, breathable gas. The mask system is adapted to selectively utilize the nares portion and/or the mouth portion in a first mode utilizing both the nares portion and the mouth portion, and in a second mode utilizing the nares portion and not utilizing the mouth portion.Type: GrantFiled: November 11, 2020Date of Patent: October 26, 2021Inventors: Justin John Formica, Jose Ignacio Romagnoli, Philip Rodney Kwok, Joel Edward Gibson, David Anthony Pidcock, Christopher Scott Skipper, Stephen Gray
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Publication number: 20210316101Abstract: A system of breathing arrangements for delivering breathable gas to a patient includes at least first and second cushion components, e.g., full-face, nasal, nasal prongs, nose tip, and/or a combination of any of the above, including a nasal or full-face cushion and nasal prongs/nozzles combination, etc., that are different from one another in at least one aspect, and a common frame assembly configured to support each of the first and second cushion components. Various embodiments are directed to a full-face or nasal mask used with a frame having lateral connector portions having a stiffening member. The mask assembly may include a nose height adjustment device for the height of the cushion, or a cushion adjustment member by which the position of the cushion may be adjusted relative to the frame. The mask assembly may include a chin strap assembly.Type: ApplicationFiled: June 23, 2021Publication date: October 14, 2021Inventors: Eva NG, Robert Edward HENRY, Philip Rodney KWOK, Karthikeyan SELVARAJAN
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Publication number: 20210268218Abstract: A gas delivery component of a CPAP system is configured to magnetically connect to a second gas delivery component of the CPAP system to deliver a pressurized flow of breathable gas to a patient's airways. The gas delivery component includes a lumen forming a first part of a gas flow path for the breathable gas. A connection end of the gas delivery component is configured to engage the second gas delivery component. In addition, a magnetic connection assembly is located at the connection end and includes a magnet positioned at least partially within the lumen. The magnetic connection assembly is configured to magnetically secure the gas delivery component to the second gas delivery component.Type: ApplicationFiled: May 21, 2021Publication date: September 2, 2021Inventors: Renee Frances FLOWER, Chun Yui LAU, Philip Rodney KWOK, Christopher John BAXTER, Angelene Marie OZOLINS, Paul Anthony GREEN
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Patent number: 11103666Abstract: A nasal assembly for delivering breathable gas to a patient includes a frame having an integrally formed first connector portion. A nozzle assembly includes a gusset or base portion and a pair of nozzles. At least one inlet conduit is structured to deliver breathable gas into the frame and nozzle assembly for breathing by the patient. A pair of second connector portions are removably and rotatably connected to respective first connector portions of the frame and are in communication with respective inlet conduits, e.g., directly or via angle connectors. A headgear assembly is removably connected to the pair of second connector portions and/or the angle connectors so as to maintain the frame and the nozzle assembly in a desired adjusted position on the patient's face.Type: GrantFiled: October 16, 2020Date of Patent: August 31, 2021Inventors: Michael Kassipillai Gunaratnam, Philip Rodney Kwok, Robin Garth Hitchcock, Lee James Veliss, Memduh Guney, Richard Sokolov, Perry David Lithgow, Donald Darkin, Susan Robyn Lynch
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Publication number: 20210260315Abstract: A flow generator for delivering breathable gas to a patient includes a processor coupled with operation sensors and a user interface. The processor is programmed to generate at least one of time-based or event-based messages relating to at least one of flow generator operation, flow generator service, flow generator use, patient health, peripheral devices and services, patient treatment, and reminders. Time-based messages are generated at predetermined time intervals based on either time of use or elapsed time. The event-based messages are generated based on signals from the operation sensors. The user interface is configured to deliver the messages to at least one of a display, a flow generator service provider, the patient and a physician. By this system, operation of the flow generator is facilitated and enhanced.Type: ApplicationFiled: May 11, 2021Publication date: August 26, 2021Inventors: John David OATES, Mark David BUCKLEY, Philip Rodney KWOK, Mark Alexander ABOURIZK, Thomas Evan MILLER, Simone Marie JEHA, Mark John PAYNE, Muditha Pradeep DANTANARAYANA