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公开(公告)号:US10307561B2
公开(公告)日:2019-06-04
申请号:US14776352
申请日:2014-03-14
Applicant: ResMed Limited
Inventor: Roger Mervyn Lloyd Foote
Abstract: A vent arrangement for a respiratory pressure therapy device may include one or a plurality of vents configured with a variable aperture for communicating a flow of breathable gas. The vent arrangement may be configured with a cross section profile exposed to the flow of breathable gas communicating through the vent that does not change as the aperture size changes. A vent arrangement may include a plurality of the vents and the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or an air circuit may include the vent arrangement, or the vent arrangement may be configured to connect with a patient interface or an air circuit.
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公开(公告)号:US20190099568A1
公开(公告)日:2019-04-04
申请号:US16019779
申请日:2018-06-27
Applicant: ResMed Limited
Inventor: Roger Mervyn Lloyd Foote , Ronald James Huby , Muditha Pradeep Dantanarayana , Damien Julian Mazzone , Dion Charles Chewe Martin , Jeffrey Peter Armitstead , Justin John Formica , Zhuo Ran Tang , Lance Steven Cohen , James William Charles Vandyke , David Brent Sears , Aleksandr S. Nagorny , Joseph M. Sampietro , Steven Paul Farrugia
Abstract: A control system provides automated control of gas washout of a patient interface, such as a mask or nasal prongs. A gas washout vent assembly of the system may include a variable exhaust area such as one defined by overlapping apertures of the assembly or a conduit having a variable gas passage channel. The vent assembly may be formed by nested structures, such as conic or cylindrical members, each having an opening of the overlapping apertures. The vent assembly may be attached substantially near or included with the patient interface. An actuator of the assembly, such as a solenoid or voice coil, manipulates an aperture of the vent assembly. The actuator may be configured for control by a controller to change the exhaust area of the vent assembly based on various methodologies including, for example, sleep detection, disordered breathing event detection, rebreathing volume calculation and/or leak detection.
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公开(公告)号:US20140261427A1
公开(公告)日:2014-09-18
申请号:US14199582
申请日:2014-03-06
Applicant: ResMed Limited
Inventor: Roger Mervyn Lloyd Foote
CPC classification number: A61M16/0069 , A61M16/0066 , A61M16/06 , A61M16/0633 , A61M16/0683 , A61M16/0816 , A61M16/0825 , A61M16/0858 , A61M16/0875 , A61M16/16 , A61M16/203 , A61M16/208 , A61M2016/0027 , A61M2016/0033 , A61M2202/0225 , A61M2205/332 , A61M2205/3334 , A61M2205/3368 , A61M2205/3375 , A61M2205/42 , A61M2230/205 , A61M2230/62 , A61M2230/63 , A61M2202/0085
Abstract: A vent device for a respiratory device, comprising one or a plurality of vents configured with a variable aperture size for communicating a flow of breathable gas. Said vent device being configured so that the cross section profile exposed to the flow of breathable gas communicating through the vent does not change as the aperture size changes. A vent device may comprise of a plurality of the said vents, wherein the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or a patient conduit may comprise the vent device, or the vent device may be configured to connect with a patient interface or a patient conduit.
Abstract translation: 一种用于呼吸装置的通气装置,包括一个或多个通风孔,其配置有可变孔径以便传送可呼吸气体的流动。 所述通气装置构造成使得暴露于通过通气孔连通的透气气体的横截面轮廓不随孔径尺寸变化而改变。 排气装置可以包括多个所述通气孔,其中每个通气孔的孔径尺寸可以独立地或一起控制,并且可以根据来自一个或多个传感器的一个或多个输入信号进行控制。 合适的输入信号的示例包括流量,压力,噪声,加速度计输出,患者的方向或任何障碍物的存在。 患者接口或患者导管可以包括通气装置,或者排气装置可被配置成与患者接口或患者导管连接。
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公开(公告)号:US10328222B2
公开(公告)日:2019-06-25
申请号:US14199582
申请日:2014-03-06
Applicant: ResMed Limited
Inventor: Roger Mervyn Lloyd Foote
Abstract: A vent device for a respiratory device, comprising one or a plurality of vents configured with a variable aperture size for communicating a flow of breathable gas. Said vent device being configured so that the cross section profile exposed to the flow of breathable gas communicating through the vent does not change as the aperture size changes. A vent device may comprise of a plurality of the said vents, wherein the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or a patient conduit may comprise the vent device, or the vent device may be configured to connect with a patient interface or a patient conduit.
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公开(公告)号:US20160074618A1
公开(公告)日:2016-03-17
申请号:US14776352
申请日:2014-03-14
Applicant: ResMed Limited
Inventor: Roger Mervyn Lloyd Foote
CPC classification number: A61M16/20 , A61M16/0003 , A61M16/0066 , A61M16/024 , A61M16/06 , A61M16/107 , A61M16/16 , A61M2016/0027 , A61M2016/0033 , A61M2205/332 , A61M2205/3334 , A61M2205/3365 , A61M2205/3375 , A61M2205/42 , A61M2205/505 , F16K3/03
Abstract: A vent arrangement for a respiratory pressure therapy device may include one or a plurality of vents configured with a variable aperture for communicating a flow of breathable gas. The vent arrangement may be configured with a cross section profile exposed to the flow of breathable gas communicating through the vent that does not change as the aperture size changes. A vent arrangement may include a plurality of the vents and the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or an air circuit may include the vent arrangement, or the vent arrangement may be configured to connect with a patient interface or an air circuit.
Abstract translation: 用于呼吸压力治疗装置的排气装置可以包括配置有可变孔径的一个或多个通气孔,用于传送可呼吸气体流。 排气装置可以构造成具有暴露于通过通气孔的可呼吸气体流动的横截面轮廓,该气流不随孔径尺寸的变化而改变。 排气装置可以包括多个通风孔,并且每个排气口的孔径尺寸可以独立地或一起控制,并且可以根据来自一个或多个传感器的一个或多个输入信号来控制。 合适的输入信号的示例包括流量,压力,噪声,加速度计输出,患者的方向或任何障碍物的存在。 患者接口或空气回路可以包括通气装置,或者排气装置可被配置成与患者接口或空气回路连接。
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