Abstract: 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 user. The gel forehead cushion provides increased compliancy and resiliency to better adapt to multiple user physical profiles. The elbow coupling includes tapered through holes in a polycarbonate arc piece to provide a quiet passage of gas through the holes.

Abstract: A respiratory support system having a patient interface attached to a headgear assembly for delivering a gas to a patient is disclosed. The headgear provides a rigid member and a pad held in place on the patient's head by straps. The rigid member functions to prevent creep of the straps, distribute the strapping forces, and minimized tangential strap forces that otherwise squeeze the sides of the patient's head.

Abstract: A facepiece insert (16) that has a fluid communication component (30, 32) non-integrally joined to a supporting portion (34). The insert can be made by (a) providing at least one supporting portion (34) of a facepiece insert (16); (b) providing at least one fluid communication component (30, 32) separately from the supporting portion (34) of the facepiece insert (16); and (c) securing the at least one fluid communication component (30, 32) to the at least one supporting portion (34).

Abstract: A system for securing an endo-tracheal tube or other medical article in position upon a patient includes a head contact member, retainer, and attachment members which can be adjustably attached between the head contact member and the retainer. The retainer may include a bite block. Certain embodiments of the head contact member have a concave shape which follows a portion of the patient's skull and may have a rigid or flexible structure. The attachment member attaches to the retainer which grips the endo-tracheal tube or other medical article.

Abstract: A patient interface that includes a support body having a cushion and cheek interfaces. Collectively, the cushion and cheek interfaces operate to distribute compressive forces exerted on the user's face. The support body of the patient interface is constructed from a flexible material to impart additional adjustability to the cheek interfaces. The support body also has arcuate eyelets designed to provide a hinge between the headgear assembly and the support body.

Abstract: A cover assembly for mask containers with two covers, wherein the covers have a pivot axis parallel to the longitudinal axis of the aircraft and further, are pivotable at 90°.

Abstract: The present invention discloses an adjustable forehead support for a nasal or full-face mask wherein the forehead support may be adjusted for the different shapes and sizes of a facial profile. The forehead support utilizes a dual-arm system that adjusts the position of the forehead support vis-á-vis the mask and/or airflow tube. The angle of the mask to the face may be adjusted with the present invention.

Abstract: A forehead support adapted to be secured to a respiratory mask includes a joining member for securing to the mask and a cushion frame pivotally mounted to the joining member. The cushion frame is adapted to locate one or more forehead cushions. The cushion frame is adapted to pivot relative to the joining member. The cushion frame is selectively lockable at two or more predetermined angular positions relative to the joining member.

Abstract: A connector arrangement joining a respiratory mask and headgear is adapted for single-handed disengagement by the patient. A first, rigid connector part 470 is formed into the rigid mask frame 400, with a mating second connector 600 attached to a strap of the headgear. The connectors are held away from the patient's face by the connection to the mask frame.

Abstract: A system for securing a mask onto a subject's head is provided. The system may include a mask base, a mask latch, and a mask head strap. The mask base may be configured to support a gas delivery conduit for delivering gas to the subject. The mask latch may be pivotally coupled to the mask base about an axis extending generally laterally across the mask base. The mask head strap may be configured to be positioned around a subject's head and coupled to the mask latch such that rotation of the mask latch about the axis and relative to the mask base adjusts the mask head strap.

Abstract: A mask system for use between a patient and a structure to deliver a breathable gas to the patient includes a mask assembly including a frame, a cushion provided to the frame, and optionally an elbow provided to the frame. Headgear is removably attached to the mask assembly to maintain the mask assembly in a desired position on a patient's face. The headgear includes a back headgear section providing a top strap, a pair of side straps attached to the back headgear section, and an elastic strap attached between the back headgear section and the pair of side straps.

Abstract: A system for securing an endo-tracheal tube or other medical article in position upon a patient includes a head contact member, retainer, and attachment members which can be adjustably attached between the head contact member and the retainer. Certain embodiments of the head contact member have a concave shape which follows a portion of the patient's skull and may have a rigid or flexible structure. In certain embodiments, a flexible head contact member includes straps forming a closed loop. In certain embodiment, the attachment members are integral to one or both of the head contact member and the retainer. The attachment member attaches to the retainer which grips the endo-tracheal tube or other medical article.

Abstract: A holding device for a respiratory mask, especially for use in the field of sleep medicine, includes a headband which, in an application position, extends from the forehead area of the patient to behind the ear area of the patient, whereby the headband is provided with a flexible reinforcing insert for reinforcing the headband in a lateral direction. This makes it advantageously possible to provide the mask retention forces, which are necessary for reliably applying a respiratory mask, in a manner that is very compatible with regard to ergonomics.

Abstract: A head strap includes a curved top strap portion having left and right ends, and left and right connecting strap portions extending downwardly and respectively from the left and right ends of the top strap portion and having bottom ends connected to each other below the top strap portion. The top strap portion and the left and right connecting strap portions cooperatively confine a substantially triangular through hole. The head strap further includes left and right top pull straps inclining upwardly and respectively from the left and right ends of the top strap portion, and left and right bottom pull straps inclining upwardly and respectively from the bottom ends of the left and right connecting strap portions. Each of the top and bottom pull straps forms an acute angle with respect to an axis of symmetry of a main body of the head strap.

Abstract: A forehead support for a respiratory mask. The forehead support includes a pair of arms. The arms are each adapted to locate a forehead cushion. The arms are also adapted to pivot relative to each other. The arms are also selectively lockable at two or more angular positions relative to each other. The forehead support can thus be adjusted to suit the facial topography of the wearer of the respiratory mask.

Abstract: An adjustable mask provides a unique configuration, whereby one hand may be used to both doff the respirator and to securely don the mask. In one embodiment, such configuration is facilitated by a reel attached to one or cords, the cord attached at a second end to a harness designed to engage a portion of the head. Rotation of the reel in one direction causes the one or more cords to tighten, while rotation of the reel in an opposite direction causes the one or more cords to loosen.

Abstract: A patient interface device of the invention includes a shell having a wall with a port extending therethrough, a conduit coupling in fluid communication with the port, and a mounting member rotatably. The mounting member is coupled to the conduit coupling, or both such that the mounting member is rotatable over a 360 degree range while the patient interface device is donned on a user and without locking in a fixed position relative to the shell or conduit while the patient interface device is donned on a user.

Abstract: A respiratory mask assembly for delivering breathable gas to a patient includes a frame and a headgear assembly removably attachable to the frame. The headgear assembly includes a pair of side portions and a rear portion that interconnects the pair of side portions. The pair of side portions includes at least one strap. The rear portion has at least one strap constructed of at least two layers of material. One of the layers of material has a more rigid construction than the other of the layers of material to resist compression of the at least one strap of the rear portion in a first direction which resists movement of the at least one strap of the pair of side straps in the first direction.

Abstract: A respiratory mask has an adjustable forehead support member that is simple and inexpensive to manufacture. The forehead support member may be adjusted by rotating a forehead pad about an off-center bore or by bending an angular adjustment beam. The mask has a mask cushion with an accordionate membrane having at least two hinged portions. The mask may be constructed with a mask frame, the mask cushion, and the forehead support member molded as one piece.

Abstract: Disposable respirators comprising an adjustable or elastic strap and fastening components that facilitate ease of donning and comfort during wear are disclosed. More specifically, the respirator comprises a strap that is configured to have a retraction force sufficient to allow the respirator to adequately cover the mouth and nose of the user, yet be comfortable during wear. Additionally, the fastening components may comprise exhalation vents that direct exhaled air, at least in part, away from a user's eyes.

Abstract: A breathing mask for breathing support devices (10) to guide the breathing support gas to the patient. The mask includes a mask body including a material that is permeable to air at least in partial areas. A gas guiding structure is provided which can be connected to suction openings of the breathing support device (10). The gas guiding structure extends through the interior of the mask body. The gas guiding structure for the transport/delivery of gas is limited partially by air-permeable areas of the wall of the mask body, through which ambient air can be drawn in. The mask is characterized by high wear comfort and improved safety against accidental coverage of the suction areas.

Abstract: A breathing mask to be fastened with a strap on the head with breathing gas supply through the strap. The strap includes areas that have a multilayer design and at least two layers of the material of the strap lying one on top of another are connected with one another such that they form a channel, through which a gas can flow.

Abstract: A respiratory mask includes a mask frame and a forehead support provided to the mask frame. The forehead support includes a base extending from the frame. The base includes a flexible portion along at least a portion of its length including a material and/or physical characteristic that allows the base to flex from an original, unloaded position.

Abstract: In accordance with one embodiment of the present disclosure, an adjustable gas delivery system is provided. The system may include a face mask, an arm apparatus, and a gasket. The face mask may be configured to deliver gas to a subject, and may include a flexible cushion portion configured to interface with the subject's face and a rigid base portion configured to support the cushion portion, the rigid base portion including a gas inlet. The arm apparatus may be configured to deliver gas to the face mask. The arm apparatus may include a gas outlet having a cross-sectional area smaller than a cross-sectional area of the gas inlet of the base portion of the face mask. The gasket may couple the gas outlet of the arm apparatus with the gas inlet of the face mask. The gasket may be flexible such that the orientation of the face mask relative to the arm apparatus is adjustable.

Abstract: A mask assembly adapted for use with a positive airway pressure device, includes a mask frame, an elbow assembly provided to the frame, a cushion provided to the frame, a forehead support assembly, and a neck to connect the frame to the forehead support assembly, wherein the neck includes a pair of side walls having a streamlined design that is made to look sleek and reduce or minimize obtrusiveness. The pair of side walls may take the form of a single wall or more than two walls. The mask frame may include a recessed port structure including at least one port having access to an interior of the frame which at least in part with the cushion defines a breathing chamber in communication with a nasal passage of the patient in use. The mask frame may also include a channel to receive the cushion. The channel is formed by an outer wall and an inner wall and the channel includes an inner surface having a bead to engage with an outer surface of an edge of the cushion.

Abstract: A respiratory mask assembly includes a frame and a forehead support secured to the frame. The forehead support includes a joining member secured to an upper portion of the frame and a cushion frame movably mounted to the joining member. One of the joining member and cushion frame includes a pair of shafts and the other of the joining member and cushion frame includes a pair of openings. The pair of shafts are respectively received in the pair of openings to couple the cushion frame to the joining member and enable the cushion frame to move relative to the joining member. Each of the shafts has a non-circular cross section defining a major longitudinal axis that is angled forwardly of a vertical axis of one of the joining member and cushion frame so as to angle toward a front portion of one the joining member and cushion frame.

Abstract: An attachment device for fastening a ventilator mask on the head of a wearer includes a system of straps with at least two strap ends with a fastening device for fastening the straps to the ventilator mask. The straps are joined with a central section, so that at least two strap ends extend away from the central section towards the ventilator mask. The central section rests on the head of the wearer and is at least partially adapted to the shape of the wearer's head. In addition, a method for producing the attachment device includes subjecting the central section to a performing step to adapt it to the shape of the wearer's head.

Abstract: A mask apparatus for use in a breathing assistance system may include a ball joint at least partially defined by a housing, a ball member, and a mounting system. The housing may be configured to support a cushion configured to provide a seal against a patient's face. The housing may include a first side defining a first housing opening, and a second side configured to face the cushion and defining a second housing opening. The ball member may be positioned in the first housing opening and may define a ball member opening configured for communicating gas though the first housing opening. The mounting system may be configured to secure the ball member in the first housing opening such that the housing, the ball member, and the mounting system define a ball joint allowing the ball member to rotate about multiple axes relative to the housing and the mounting system.

Abstract: The invention is to provide a facemask roll made of elastic nonwoven fabric for the merits of collecting the masks continuously during the manufacturing process and the convenience of dispensing the facemasks to users. The method of manufacturing comprises feeding one or multiple pieces of elastic nonwoven fabric, layering and folding, welding and sealing, die-cutting, punching, winding on a core, and finishing with determined quantity to make a roll.

Abstract: 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.

Abstract: A device for adjusting a lid cover for an oxygen mask dispensing container. The device includes a stationary plate having a cover that is adjustable relative to the plate by means of a spring such that an outermost lid cover is capable of easily mating with the opening in the interior lining of an aircraft. The lid is spring-biased toward the plate such that when the plate is attached to the oxygen mask dispensing container body, the lid is automatically pulled into position relative to the opening in the interior lining of the aircraft.

Abstract: The present invention relates to an anion emission and anti-dust nose mask capable of enhancing a compatibility so that it is well adapted to various sizes and types of nose based on its flexibility, and it is possible to wear without any string based on a pressure adjusting function, and the mask is not slid along a nose using a magnet, and nano filter, anion emission material receptacle, and anion emission material of the settling unit is added to a nose mask, thus achieving an anti-bacteria, deodorizing effect, and anion generation effect by the added material.

Abstract: A forehead support (10) is disclosed that is adapted to be secured to a respiratory mask (16). The forehead support (10) including a joining member (14) for securing to the mask (16) and a cushion frame (12) pivotally mounted to the joining member (14). The cushion frame (12) is adapted to locate one or more forehead cushions (25). The cushion frame (12) is also adapted to pivot relative to the joining member (14). The cushion frame (12) is also selectively lockable at two or more predetermined angular positions relative to the joining member (14). A respiratory mask assembly comprising a respiratory mask (16) and a forehead support (10) adapted to be secured to the mask (16) is also disclosed.

Abstract: A nasal mask for applying pressurized gas to a user's respiratory system. The mask includes an inflatable seal which is at least partially filled with a soft open cell foam. The seal includes a manual pump and a pressure release valve for inflating and deflating the seal. The mask includes an brow bar which is connected through a bridge to the mask body. The bridge can be adjusted to position the brow bar against the user's forehead for supporting an upper portion of the mask. Headgear for attaching the mask to the user is attached to the brow bar and is looped over a prong at a lower portion of the mask for securing the lower portion of the mask to the user. The mask can be easily removed from the patient while leaving the headgear and brow bar attached to the user.

Abstract: The present invention is a headgear for noninvasive ventilation interface made up of a nasal cannula including cannula tubing having a given outside diameter, and a headgear yoke with ends including tubing retainers. The yoke is adapted to extend transversely over a wearer's head. The tubing retainers are C-shaped projections having a given length and an inside diameter substantially equal to the tubing outside diameter. The present invention further includes a retainer mating element for each of the C-shaped tubing retainers to prevent the tubing from kinking near the C-shaped tubing retainers. The retainer mating element has an elbow section with an open side and a clip section connected to the elbow section by a rigid beam having a length substantially equal to the C-shaped tubing retainer given length, wherein both of the sections have an inside diameter substantially equal to the tubing given outside diameter.

Abstract: A patient interface system having a patient interface and chin support system for supporting the patient interface on the patient and for supplying a flow of gas from a patient circuit to the patient interface. In one embodiment, the chin support is formed from flexible hollow chambered support and extends from either side of the patient interface curving downwardly in front of the patient's cheeks, around the outside of the patient's mouth, to a position beneath the patient's mandible. In another embodiment, the chin support is coupled to a conduit that is coupled to the patient interface. The chin support includes at least a portion that is disposed under the patient's mandible.

Abstract: A breathing mask with a mask body, which has a seal at its edge, which said seal is in contact with the user's face, wherein at least part of the seal that is in contact with the user's face is elastically deformable with spring characteristics ranging from linear to progressive and at least part of the seal that is in contact with the user's face is elastically deformable with degressive spring characteristic.

Abstract: A face mask comprises a sealing collar (1) extending around the mouth with a shelf (4) extending under the nose supporting a gel insert (7) that makes sealing contact between the nostrils and a passage (6) through the shelf. A curved, rigid window (30) is a push fit in a central opening (2) of the collar (1) and has a gas inlet (33) attached with it so that the window can be removed or connected with the sealing collar as necessary. The collar (1) supported on the head by a harness (20) having two triangular portions (21) on opposite sides encircling respective ears.

Abstract: Disclosed is a portable face protector for protecting a human being from poisonous gas and securing visibility, which can be used in an emergency such as a fire, etc. The face protector comprises a visibility securing member having a transparent window, for tightly covering a face around eyes of a user; and a cloth member for tightly covering the face around a mouth and a nose of the user so as to filter poisonous gas in an emergency. Therefore, the face protector can be facilely carried and rapidly used in an emergency such as a fire, etc., so as to protect a human lift from the poisonous gas and safely escape from a critical region.

Abstract: The present invention is related to patient interfaces, such as nasal masks (2), particularly though not solely for use in providing continuous positive airway pressure therapy or positive pressure ventilation to patients suffering from obstructive sleep apnoea. In a first form the invention is a patient interface that has securement means (601) releasably attaching the interface to headstraps wherein the securement means (601) is slidably engaged with the patient interface. In a second form of the invention the mask headgear is formed of a plurality of straps (701, 702) where at least one of the plurality of straps is slidably engaged with another of the plurality of straps. In a further form the patient interface may be provided with vertically adjustable engaging means (802) that engage the patient interface with the headgear straps.

Abstract: Respiratory apparatus including stowage equipment is addressed. The equipment may include a non-rigid bag covering at least part of an oxygen mask. The bag additionally may have an opening through which a portion of the mask protrudes, thereby facilitating its grasping and rapid donning by a user.

Abstract: A connection device for connecting a headgear and a mask and a system for supplying a flow of gas to a patient that incorporates such a connection device. The connection device allows independent rotation of each of two independently disconnecting headgear connectors. The gas delivery mask includes a shell, a first connector associated with the shell, a second connector connected to a headgear and realeasably and rotateably connected to the first connector.

Abstract: A support for an oxygen diffuser for delivering a plume of oxygen-enriched air to a space in front of a patient's nose and mouth. The support comprises a means for holding a tube associated with the oxygen diffuser. This means is located at the vertex of front portions of rigid arms forming a v-shaped front of the support. A resilient front strap extends between rear portions of the arms. A resilient back strap extends between ends of the rear portions of the arms. In operation, the back strap is arranged so as to extend behind a user's head and is releasably adjustable to an operative length to seat the support securely on a user's head with a portion of the front of the user's face bearing against the front strap, so that, when so seated, the diffuser is held in a position spaced from but proximal to the patient's nose and mouth.

Abstract: A improved interface is disclosed for delivering CPAP therapy to patients. The interface has a sliding engagement to the headgear. The sliding engagement allows substantial relative lateral movement eg: when face is distorted from sleeping on side, while still providing adequate compressive force to avoid side leakage. The sliding engagement also allows easy release from the headgear.

Abstract: A mask system for delivering air to a user includes a suspension mechanism to allow relative movement between a face-contacting cushion and a mask shell. The suspension mechanism also provides a predetermined force to the cushion that is a function of mask pressure, displacement of the cushion or both.

Abstract: A forehead support (10) for a respiratory mask (14). The forehead support (10) includes a pair of arms (22). The arms (22) are each adapted to locate a forehead cushion (30). The arms (22) are also adapted to pivot relative to each other. The arms (22) are also selectively lockable at two or more angular positions relative to each other. The forehead support (10) can thus be adjusted to suit the facial topography of the wearer of the respiratory mask (14).

Abstract: A protective mask for resisting biting by a detainee has a panel of flexible, breathable material shaped to extend across and cover the nose, mouth and cheeks of a wearer and at least one fastener strap extending between the opposite sides of the panel for extending around the back of a wearer's head in order to secure the panel in position across a wearer's face. An elongate bite-resisting strip member is secured to the central region of the inner face of the panel to extend transversely across the mouth. This will resist or prevent biting by the wearer through the material of the panel. A central folded region of the panel creates a space between the panel and the wearer's mouth, the folded region being open at the lower edge of the panel to prevent pooling of vomit or the like within the mask.

Abstract: A system for securing an endo-tracheal or other tube in position upon a patient includes a head pad and securing members which can be adjustably attached to the head pad. The head pad is configured to support the head of a patient in a supine position. The head pad includes a number of slits formed in each lateral side of the head pad, such that a securing member can be threaded through any one of the slits. The securing member is configured to be releasably and adjustably attachable to the lateral sides of the head pad by being secured to itself via hook and loop fastener portions disposed upon the member. The opposite end of the securement member can include an adhesive layer or other mechanism for attachment of the end of the member to the endo-tracheal tube or other medical article.

Abstract: A breathing mask is joined with a head fastening device that has at least one headstrap and at least one neckstrap. The headstrap and the neckstrap are connected with each other in the area of their extensions away from the breathing mask. The headstrap is fastened to the breathing mask at the top, and the neckstrap is fastened to the breathing mask at the sides in the orientation of the breathing mask when it is being worn. Regions of the neckstrap that are located next to the breathing mask are connected with one another by a chinstrap. The chinstrap extends essentially in the longitudinal direction of the neckstrap. End segments of the neckstrap, which are arranged between the breathing mask and the places at which the neckstrap is connected with the chinstrap, run towards the breathing mask at an angle of inclination relative to the chinstrap, so that they move farther and farther away from the chinstrap as they approach the breathing mask.

Abstract: A breathing apparatus for an aircraft crew member has a breathing mask provided with a demand regulator and connected to a source of breathing gas, such as a pressurized oxygen cylinder or preferably an OBOGS. The apparatus includes an individual buffer plenum specific to the mask on a line for feeding the regulator of the mask from the source. The volume of the plenum is sufficient to provide for at least two typical breaths of the mask wearer in succession. A non-return check valve is located between the plenum and the source.