Abstract: An arrangement for exhausting gases from a cavity of a patient interface to an ambient environment, patient interface for use in providing a flow of treatment gas to the airway of a patient. The arrangement includes a body member that forms a portion of the patient interface between the cavity and the ambient environment. The body member includes: a number of inlets defined in a first side of the body member for receiving gases from the cavity; a number of outlets defined in a second side of the body member opposite the first side for provide for the exit of gases from the patient interface to the surrounding environment; and a number of high-drag passages defined in the body member extending laterally between an inlet of the number of inlets and an outlet of the number of outlets.

Abstract: A customized sealing member is for a customized mask. The customized mask includes a support member. The customized sealing member is manufactured by the process of generating surface geometry data of a face of a patient, the surface geometry data corresponding to and representing a surface geometry of the face of the patient; providing a directing apparatus shaped according to the surface geometry data, the directing apparatus being structured to receive and direct a stock of material; and inserting the stock of material into the directing apparatus in order to produce the customized sealing member.

Abstract: A system for capturing a 3D image of a subject includes a detection device which is structured to capture images of the subject and surrounding environment, a projection device which is structured to provide a source of structured light, and a processing unit in communication with the detection device and the projection device. The processing unit is programmed to: analyze an image of the subject captured by the detection device; modify one or more of: the output of the projection device or the intensity of a source of environmental lighting illuminating the subject based on the analysis of the image; and capture a 3D image of the subject with the detection device and the projection device using the modified one or more of the output of the projection device or the intensity of the source of environmental lighting illuminating the subject.

Abstract: There is provided a control unit (100) for use with a respiratory assist device (102) that assists a subject (104) with respiration. The control unit (100) configured to detect a time at which delivery of an inhalable therapy to the subject (104) is manually triggered on an inhalable therapy device (106). The control unit (100) is also configured to detect whether the subject (104) has fallen asleep and, on detecting that the subject (104) has fallen asleep, control the inhalable therapy device (106) to automatically trigger delivery of the inhalable therapy to the subject (104) at least a predefined length of time following the detected time at which delivery of the inhalable therapy to the subject (104) is manually triggered.

Abstract: A tubing assembly for use in providing a flow of positive pressure breathing gas to a patient. The tubing assembly includes a manifold portion structured to receive the flow of positive pressure breathing gas, a number of tubular portions which each extend from the manifold portion to a distal end which is structured to be coupled to a patient interface for use in delivering the flow of positive pressure breathing gas to the patient, and a reflectance pulse oximetry sensor positioned in or on one of the number of tubular portions. The sensor is structured to be disposed adjacent the patient when the tubing assembly is disposed on the patient for determining blood oxygen saturation levels of the patient.

Abstract: A system for capturing a 3D image of a subject includes a detection device which is structured to capture images of the subject and surrounding environment, a projection device which is structured to provide a source of structured light, and a processing unit in communication with the detection device and the projection device. The processing unit is programmed to: analyze an image of the subject captured by the detection device; modify one or more of: the output of the projection device or the intensity of a source of environmental lighting illuminating the subject based on the analysis of the image; and capture a 3D image of the subject with the detection device and the projection device using the modified one or more of the output of the projection device or the intensity of the source of environmental lighting illuminating the subject.

Abstract: A system for capturing a 3D image of a subject includes a detection device which is structured to capture images of the subject and surrounding environment, a projection device which is structured to provide a source of structured light, and a processing unit in communication with the detection device and the projection device. The processing unit is programmed to: analyze an image of the subject captured by the detection device; modify one or more of: the output of the projection device or the intensity of a source of environmental lighting illuminating the subject based on the analysis of the image; and capture a 3D image of the subject with the detection device and the projection device using the modified one or more of the output of the projection device or the intensity of the source of environmental lighting illuminating the subject.

Abstract: An electronic apparatus includes a compilation unit structured to receive a plurality of different 3-D models of a patient's face, to compare the different 3-D models of the patient's face and to determine additional information about the patient's face based on the comparison, wherein the additional information includes at least one of a location of hard tissue, a depth of soft tissue, and a compliance of soft tissue, and wherein the patient's face is manipulated between the different 3-D models.

Abstract: A customized sealing member is for a customized mask. The customized mask includes a support member. The customized sealing member is manufactured by the process of generating surface geometry data of a face of a patient, the surface geometry data corresponding to and representing a surface geometry of the face of the patient; providing a directing apparatus shaped according to the surface geometry data, the directing apparatus being structured to receive and direct a stock of material; and inserting the stock of material into the directing apparatus in order to produce the customized sealing member.

Abstract: A pressure support system includes a gas flow generator; a patient interface device structured to be secured to a patient; a gas delivery conduit structured to couple the gas flow generator to the patient interface device; and a passive noise system provided on at least one of the gas flow generator, the patient interface device, and the gas delivery conduit, the passive noise system being structured to utilize a flow of gas to alter a base audible output of the pressure support system.

Abstract: A visualization instrument comprising a display support component removably coupled to a component insertable into a target space. The insertable component includes a camera providing images of the target space. The images are presented in a display device supported by the display support component. The insertable component may be discarded after a permitted number of uses.

Abstract: An electronic apparatus includes a compilation unit structured to receive a plurality of different 3-D models of a patient's face, to compare the different 3-D models of the patient's face and to determine additional information about the patient's face based on the comparison, wherein the additional information includes at least one of a location of hard tissue, a depth of soft tissue, and a compliance of soft tissue, and wherein the patient's face is manipulated between the different 3-D models.

Abstract: An adjustable headgear assembly (10) for securing a respiratory interface device (26) to the head of a patient that includes a headgear member (12) that fits over the crown and back portion of a human head. The headgear member (12) has upper side portions (14) positionable above and forward of the ears of a human head and lower side portions (16) positionable below the ears and along the back portion of the head. A pair of upper retention members (20) are provided. Each pair of upper retention members (20) extends downwardly and forwardly from the upper side portions (14). A pair of lower retention members (30) extend forwardly and upwardly from each of the side portions. Each pair of upper (20) and lower (30) retention members are structured to engage a respiratory interface device (26).

Abstract: A visualization instrument comprising a display support component removably coupled to a component insertable into a target space. The insertable component includes a camera providing images of the target space. The images are presented in a display device supported by the display support component. The insertable component may be discarded after a permitted number of uses.

Abstract: A respiratory interface device including a fluid coupling device having a main body and an exhalation plate having a plurality of vent holes, the exhalation plate being separate from and coupled to the main body. The present invention further relates to a fluid coupling device including an exhaust portion having a plurality of vent holes having a tapered shape. A set of the vent holes has an incident angle that radiates and originates from a common point. The present invention also relates to an exhalation mechanism including a plurality of vent holes defined by a continuous straight inner wall extending from an interior surface to an exterior surface wherein an exterior circumference of the vent hole is offset with respect to an interior circumference.

Abstract: A support element (50) for use with a patient interface system (42) includes a first portion (52) adapted to be coupled to the patient interface system and a second portion (54) having a support face (56) adapted to contact the patient. The first and second portions define a cavity (58) therein. The support face includes an aperture (60) disposed therein that provides access to the cavity.

Abstract: A patient interface device (10) that includes a mask (12) and a headgear component (18) for attaching the patient interface device to the head of a patient. The headgear component includes a strap (20) and an attachment element (22, 40, 60, 80) provided between the mask and the strap. The attachment element has a mask attachment portion (24, 42, 62, 82) coupled to the mask, a strap attachment portion (26, 44, 64, 84) coupled to the strap, and a flexible linkage portion (28, 46, 66, 86) provided between the mask attachment portion and the strap attachment portion. The flexible linkage portion is more flexible than both the mask attachment portion and the strap attachment portion to enable the mask attachment element to flex, bend, and/or twist along multiple axes to conform to particular facial contours of the patient.

Abstract: A deflector mechanism (20) for use with a respiratory interface device (8) is provided. The interface device includes a cushion (8a), a mask frame (8b) supporting the cushion, a patient circuit (6) coupled to the mask frame adapted to carry a flow of gas, and an exhaust port (10) integrated in the frame and/or the patient circuit for venting exhaust gases (12) from the respiratory interface device. The deflector mechanism includes a deflector portion (24) having a surface (25) and a mounting portion (22) that couples the a deflector to the frame and/or patient circuit such that vented exhaust gases contact the surface of the deflector portion. The deflector portion is structured to modify sound created by the venting exhaust gases. The deflector portion is also structured to selectively direct the exhaust gases without an addition additional restriction, i.e., a greater pressure drop, to the flow of the exhaust gases.

Abstract: A patient interface device that includes a mask shell and a cushion assembly. The cushion assembly includes a seal cushion and a support cushion. The seal cushion contacts a first area of a patient's face to form a seal therewith. The support cushion defines a second area over a face of such a patient when the patient interface device is being worn. The second area overlaps at least a portion of the first area.