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 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: An auxiliary device for an aerosol therapy unit includes a main body and a delivery tube. The main body includes a nose mask portion having a tube connector with an inlet hole, and a nipple-connecting portion connected integrally to and disposed below the nose mask portion. The delivery tube has one end connected to the inlet hole, and the other end adapted to be connected to a source of medication or gas.

Abstract: A nasal interface including a hard base and a soft pad portion with angled butterfly wing portions. The soft pad portion is connected to the hard base portion, and in some arrangements, can be removed from the hard base portion. The soft pad portion includes a bellows positioned between a lower boarder and the butterfly wings.

Abstract: A device for positioning a tracheostomy tube includes a tracheostomy tube and a tracheostomy tube protecting membrane. The tracheostomy tube protecting membrane includes a tearing line portion formed at two sides of the tracheostomy tube protecting membrane. The tracheostomy tube protecting membrane is used for mounting in a trachea of a patient to form a positioning path for the tracheostomy tube. The tearing line portion is used for being torn open and removed. The tracheostomy tube protecting membrane is mounted in a trachea of a patient first. The tracheostomy tube protecting membrane can effectively protect the trachea of the patient.

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 holding device for a respiratory mask includes a headband adapted to extend in an application position from a forehead portion of a patient around a back head portion of the patient. A strengthening element is releasably coupled to the headband to add flexural strength to the headband. The strengthening element is adapted to extend from the forehead portion laterally to respective ear portions and to descend behind the respective ear portions towards the patient's neck. The strengthening element has bracket sections positioned below respective ear portions adjacent the back head portion. A support is coupled to respective bracket sections to support the bracket sections in the back head portion.

Abstract: A respiratory mask assembly includes a respiratory mask including a mask shell and a mask cushion, a forehead support adjustably coupled to the mask, and an angular adjustment member. The forehead support includes a joining member provided to the mask shell and a cushion frame pivotally mounted to the joining member. The cushion frame is adapted to be selectively locked against pivotal movement in at least three predetermined angular positions relative to the joining member by a tongue and slot arrangement. The angular adjustment member allows relative angular adjustment between the cushion frame and the joining member. The angular adjustment member includes a pair of flexible arms that are adapted to be flexed towards one another to disengage the tongue from a respective one of the slots, and releasing the flexible arms allows the flexible arms to resiliently flex away from one another to engage the tongue and the respective slot.

Abstract: A patient interface gas delivery mask having a forehead and chin support system including a forehead support, a chin support, and a system for supplying a flow of gas to a patient that incorporates such a mask, forehead support, and chin support. The forehead support includes a supporting arm which is adjustably mounted to the mask shell, thereby allowing the adjustment of the distance between the forehead support bracket and the mask shell in order to adjust for patient's of different sizes. A forehead support bracket is pivotally connected to the support arm. Likewise the chin support is also adjustably mounted to the mask shell.

Abstract: Various embodiments of the invention may provide a breathing and/or anesthetic unit that is portable, compact, inexpensive, and convenient, and which may expedite medical procedures by allowing a health care provider to quickly sedate a patient. Such a unit may be ideal for minor medical procedures needing mild or moderate analgesia/sedation (e.g., <30 minutes) in various fields. Such a unit may include (i) a handheld gas supply container including a therapeutic amount of anesthetic gas; (ii) a mask; (iii) a single-use, uninterruptable flow coupler to couple the mask to the supply container; and (iv) a handheld, self-contained, recovery gas container, including a negative pressure, coupled to the mask.

Abstract: Described herein are adjustable whole-nose nasal devices having a first passageway for communication with a first nasal passage and a second passageway for communication with a second nasal passage, an airflow resistor that inhibits expiration more than inspiration, and an adjustable connector. The adjustable connector may include one or more adjustable joints or regions that allow the whole-nose device to conform to the spacing between a subject's nostrils, and/or the orientation and angle of the subject's nostrils. Also described herein are whole-nose devices having a single airflow resistor communicating with both of a subject's nasal passages. Methods of treating a disorder using the whole-nose nasal devices are also described.

Abstract: A respiratory mask assembly for use in the delivery of non-invasive positive airway pressure to a user. The assembly includes a rigid shell having a channel portion defined by an inner wall, an outer wall and a channel floor, a face-contacting cushion acting to space the shell away from the user's face and a sealing tab extending from the cushion to engage a portion of the shell to provide a continuous airtight seal between the cushion and the shell. A retaining ring within the mask assembly is configured to secure the cushion to the shell. The retaining ring has a first portion including at least one clip configured to pass through at least one slot portion such that an underside surface of the at least one clip engages a section of the shell when the retaining ring is positioned within the channel.

Abstract: A respiratory mask device includes a mask body that has a front gas inlet and a rear abutment end to contact a patient's face, left and right upper connectors disposed on left and right sides of the front gas inlet for connection with an upper head strap, left and right lower connectors respectively disposed beneath the left and right upper connectors, and left and right cantilever arms fixed at a top side of the mask body. The left and right cantilever arms extend downward and sideward from the top side and have bottom free ends carrying respective left and right upper connectors. With the cantilever arms, pulling forces can be dispersed uniformly on the mask body, and uncomfortable pressure experienced by a user may be eliminated.

Abstract: A continuous positive airway pressure system features a housing forming an airway chamber, and an air pressure inlet and an air pressure outlet. The housing further defines internally a pair of tapered air jets, and a pair of tapered air receivers. The air receivers are located downstream of the air supply jets and disposed coaxially with respective ones of the air supply jets. Each receiver has a taper in an opposite direction to the direction of the taper of the air supply jets. A pair of nasal prongs is located downstream of the air receiving jets.

Abstract: A medical device may include a gas delivery apparatus, a patient interface, a connection system, and an electrical circuit. The gas delivery apparatus may be configured to deliver gas to a patient. The patient interface may be configured to interface with the patient to deliver gas communicated by the gas delivery apparatus to the patient. The connection system may be configured to communicate gas from the gas delivery apparatus to the patient interface. The electrical circuit may be configured to communicate electrical signals between the patient interface and the gas delivery apparatus, and may including one or more first electrical conductors at least partially integral with the patient interface and one or more second electrical conductors at least partially integral with the connection system.

Abstract: A patient interface assembly that includes a patient interface device having a first fastening element and a second fastening element and a headgear for attaching the patient interface device to a head of a user. The headgear includes a headgear member having a first headgear attachment portion and a second headgear attachment portion, and an attaching mechanism coupling the first headgear attachment portion to the first fastening element and coupling the second headgear attachment portion to the second fastening element. One adjustment of the attaching mechanism controls a tension in the connection between both (i) the first headgear attachment portion and the first fastening element and (ii) the second headgear attachment portion and the second fastening element simultaneously.

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 patient interface assembly that includes a patient interface device, a headgear, and pivoting coupling member joining the interface device to a headgear assembly. In one embodiment, the patient interface device is a nasal cushion that includes a formable support mounted to the nasal cushion for providing support and adjustment of the nasal cushion to improve fit and comfort. In a further embodiment, a pair of rigid connecting members couple the patient interface device to the headgear.

Abstract: A system for delivering a humidified gas to a patient is disclosed. The system includes a supply tube having a first supply tube end and a second supply tube end. The supply tube has a first inner diameter. The system also includes an apparatus for delivering heated and humidified gas to the first end of the supply tube and a single lumen having a first lumen end and a second lumen end. The single lumen has a second inner diameter, smaller than the first diameter. The first lumen end is in fluid flow communication with the second supply tube end. The system also includes a nasal cannula in fluid flow communication with the second lumen end. A method of delivering heated and humidified gas to a patient is also disclosed.

Abstract: A nasal mask assembly includes a relatively flexible cushion arrangement including a cushion that provides a breathing chamber and a face-contacting portion to form a seal around the patient's nose in use, an inlet tube supported by the cushion to deliver breathable gas into the breathing chamber for breathing by the patient, and three support members extending outwardly from the cushion. A relatively rigid frame is provided to a front side of the cushion arrangement. The frame includes three headgear attachment structures. Headgear includes three headgear straps engagable with the three support members and the three headgear attachment structures to maintain the cushion arrangement in a desired position on the patient's face.

Abstract: A cushion to reduce prevent nasal skin breakdown and bridge soreness while preventing Continuous Positive Airway Pressure mask leaks is made from a tacky polymeric gel material and uses a unique shape overlying and conforming to the bridge of the nose and cheekbones to provide a comfortable soft seal between the mask and the skin of the wearer.

Abstract: A chin strap assembly that easily helps in keeping the mouth closed in conjunction with a respiratory machine. The chin strap assembly includes a main body having a center, a first strap protruding from a first side of the center, and a second strap protruding from a second side of the center. The first strap and the second strap are separated by a gap. The main body is made of an inner layer surrounded by an outer layer. The outer layer is made of a soft material and the inner layer is made of a stuffing material.

Abstract: A respiratory mask for artificially ventilating a patient, having: a nose receiving chamber; first and second fastening tabs each being arranged on respective nose wing portions of the nose receiving chamber and a third fastening tab being arranged on a nose root portion of the nose receiving chamber. A respiratory mask arrangement can include such a respiratory mask; a hat arranged on the head of the patient; and fastening means which cooperate with the fastening tabs and with the hat in order to fix the respiratory mask to the head of the patient. A respiration system can include such a respiratory mask arrangement; and a respiration device for producing a continuous positive airway pressure. A packaging unit can include such a respiratory mask having a border with a peripheral groove; a sealing means which is arranged in the peripheral groove and a protective film for covering the sealing means.

Abstract: A nasal ventilation interface including a pair of tubes configured to deliver a ventilation gas. The tubes are attachable at a first end to a ventilation gas supply hose and engageable at a second end with a person's nostril. A coupler is configured to align the pair of tubes with the person's nostrils, wherein each tube has an absence of pneumatic interconnection with the other tube.

Abstract: A patient interface assembly that includes a patient interface device, a headgear, and pivoting coupling member joining the interface device to a headgear assembly. In one embodiment, a spring biases the patient interface device against the patient's face when in use. In a further embodiment, the patient interface device is a nasal cushion that includes a formable support mounted to the nasal cushion for providing support and adjustment of the nasal cushion to improve fit and comfort. The headgear assembly in one embodiment is a semi-rigid, minimal contact harness assembly and includes an adjustment assembly that allows for a simultaneous adjustment of multiple straps. In a further embodiment, a pair of rigid connecting members couple the patient interface device to the headgear.

Abstract: A nebulizer and a method of breathing using the nebulizer is described. The nebulizer and breathing techniques are capable of delivering medicament into the sinus cavity of a user.

Abstract: A patient interface assembly that includes a substantially rigid support and a patient interface device coupled to a first end of the support. A first arm is coupled to a first side of the support and a second arm is coupled to a second side of the support. A cross member spans between the first arm and the second arm such that the cross member is disposed under a patient's mandible when the patient interface assembly is worn by a user. An addition, a conduit is coupled to a second end of the support.

Abstract: A respiratory mask (10) that comprises a mask body (12) and a harness (21) that includes a carriage (22) and a strap (24). The mask body (12) lacks a rigid insert, is non-elastomeric, and is adapted for fitting over a person's nose and mouth. The mask body (12) has a nose portion (14), a chin portion (16), first and second cheek portions (18 and 20), and an axis (32) that extends from the nose portion (14) to the chin portion (16). The mask body (12) is constructed to deform such that the first and second cheek portions (18 and 20) move towards each other about the axis (32). The carriage (22) is joined to the mask body (12), and the strap (24) is joined to the carriage (22) for supporting the mask body (12) over a person's nose and mouth. When tension is applied to the strap (24) and an opposing force acts at the nose and chin portions of the mask body, the first and second cheek portions (18, 20) exhibit movement about the axis (32) towards each other.

Abstract: A respiratory mask assembly for delivering breathable gas to a patient includes a frame having a main body and a side frame member provided on each lateral side of the main body. Each side frame member includes an integrally formed first connector portion. A headgear assembly is removably attachable to the frame. The headgear assembly has a second connector portion adapted to be removably coupled with the first connector portion provided on the frame. The second connector portion is manually movable to a releasing position to detach the headgear assembly from the frame. The headgear assembly is rotationally adjustable with respect to the frame.

Abstract: The present invention relates to a device for delivering a supply of gases to a patient. The device includes a patient interface and connecting member. The connecting member is preferably a L-shaped swivelled connector that is capable of being fixed into one of two positions, a first position where the connector is freely rotatable within the patient interface, and a second position where an interference between the interface and connector prevents the free rotation of the connector within the patient interface. The present invention further relates to a connector that has outlet means, which includes at least one outlet vent and a funnel, which in use directs and passes a substantial portion gases expired from the patient through the outlet vent or vents.

Abstract: A face mask support for continuous positive airway pressure comprises a circumferential band with biasing means support at the crown of the head on the medial line of the head. The circumferential edge of the cap extends from just below the forehead of a patient to below the inion protrusion at the nape of the neck. A biasing means which is preferably of length of spring steel is formed so as to extend from the biasing means support hold a nasal or face mask apposed to the face of a patient. The circumferential band is stabilized by a band extending from the circumferential band at the region of the ear to the biasing means support.

Abstract: A nasal CPAP canula seal having directions of “above” and “below” by its anticipated placement on an infant face, above being higher up on the face and below being lower down. The canula seal includes a canula supporting portion, defining apertures for canula passage into the nostrils, and an anchoring portion designed to help anchor the nasal CPAP canula seal by adhering to facial areas about the nostrils. The anchoring portion defines a cut-out centered below the apertures, to help avoid covering any portion of the vermillion of the upper lip with the anchoring portion.

Abstract: A nasal CPAP canula seal having directions of “above” and “below” by its anticipated placement on an infant face, above being higher up on the face and below being lower down. The seal has a canula supporting portion, defining holes for canula passage into the nostrils, and a nose-anchoring portion extending about the apertures and designed to help anchor the nasal CPAP canula seal by adhering to the infant nose. Also, the nose-anchoring portion defines a laterally central notch cut-out adapted to form a moisture vent when the nose-anchoring portion is folded about the nose.

Abstract: A system for supporting a breathing passage of a patient may include a cannula and an insertion apparatus. The cannula may be configured to be at least partially inserted into a breathing passage of a patient for supporting the breathing passage during sleep. The cannula may include an insertion end configured to be inserted through a nasal passageway portion of the breathing passage. The insertion apparatus may include a nasal applicator operable to guide the cannula through the nasal applicator and into the nasal passageway, and a support frame coupled to the nasal applicator and configured to be releasably coupled to the patient to position the nasal applicator proximate to the nasal passageway.

Abstract: A full-face cushion (30B) comprises a substantially triangularly shaped frame (32) from which extends a membrane (34). The frame (32) has a scalloped edge (36) by which the cushion (30B) is affixed to a mask body (46) to form a full-face mask (60B). The membrane (34) has an aperture (38) into which the wearer's nose is received. The member (34) is spaced away from the rim (40) of the frame (32), and its outer surface (41) is of substantially the same shape as the rim (40). Respective notches (42, 44) receive the bridge of the wearer's nose. The wearer's nose and lips are received through the aperture (38) into the chamber within the mask body (46). The seal forming portion (45) thus contacts both the surface of the wearer's nose and a portion of the wearer's face in the region between the bottom lip and the chin, and around the sides and over the bridge of the nose.

Abstract: A nasal cannula assembly is disclosed having a face mount part, in use resting against a user's face, which includes at least one nasal prong capable of being fitted into a person's nares. The cannula assembly also includes a manifold part, in fluid communication with the face mount part, having a single horizontal side gases entry. In particular, this cannula assembly is for supplying heated, humidified gases to a patient suffering from COPD. A tie or lanyard is disclosed for use with a breathing assistance apparatus such as a nasal cannula, face or nasal mask or tracheostomy connector. The tie or lanyard transfers the weight of the conduits supplying gases to the breathing assistance apparatus from the breathing assistance apparatus and distributes it onto the neck of the patient.

Abstract: A mask system is provided to fit pre-adult patients, or patients having facial features that are very small or child-like, e.g., patients having dimensions in the lower 5%-10% of the population. For example, the headgear and/or cushion are dimensioned to accommodate this range of patients.

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 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: For reducing a discomfort feeling brought by wearing a breathing mask, a wearing tool for the breathing mask which covers nostrils of a user and supplies gas for breathing to the nostrils comprises a pair of connecting members each of which has a longitudinal shape and has a first end portion which is connected to the breathing mask, and a pair of fixing members each of which is connected to a second end portion of the fixing member and is plugged in the tragus of the user. Hence a discomfort feeling due to restraining around the head of the user can be reduced.

Abstract: Apparatus for delivering and scavenging anesthesia gas for a patient. A lower elongate piece forming a nose cannula for delivering gas, is removably secured generally parallel and immediately adjacent to an upper elongate piece for scavenging gas. The upper piece extends over a lower portion of the patient's nose, and has a plurality of openings disposed on a lower surface thereof, directed downward towards the patient's mouth. Both ends of the lower and upper pieces are provided with barbs for receiving corresponding supply and exhaust hoses at one end. Barbs at the other end are sealed by an end cap. A strap secures the apparatus on the patient's head. Thus the apparatus can be advantageously used with hoses on only one side of the face, thereby allowing the user to work with minimal obstruction on the opposite side of the face.

Abstract: This invention provides a headgear for a mask assembly including straps for positioning on the head and means to minimise deviation from an optimal mask assembly setting when engaging or disengaging the mask assembly from operative use. Preferably, the disengaging means is a variable-length strap incorporating at least one length delimiter, which may be a hub in the strap or an alternative means which employ friction to remain in place. The strap surfaces may be modified to provide the delimiting means. The strap may incorporate a second delimiting means in moveable engagement with the strap. Preferably, one engagement means is in fixed engagement with the strap. One delimiting means may be a thickened strap portion. However, other means for delimiting the effective strap length may be used.

Abstract: The present invention is a breathing mask that is fully adjustable so as to enable a comfortable and leak proof seal around a patient's face. The mask includes a frame, a cushion, a hose connector, a strap, connector, a strap, and a headgear. The present invention ensures both comfort and effectiveness by enabling a full adjustment of various components such as the angle of the strap relative to the face mask and the adjustment of the size of the headgear. Furthermore, the present invention also allows for the free rotation of certain elements in order to maintain a sufficient seal without increasing the pressure applied to the patient.

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 device for artificial respiration, including a front support (3) which is connected to a respiratory mask (1) that includes a connection for the respiratory tube (4), a front support is coupled to the respiratory mask by a distancing element (2) and at least one cavity (11) is arranged in the region of the distancing element, the cavity leading into an inner chamber (12).

Abstract: A patient interface includes a body member, a partition, a nasal seal portion, and a port. The partition is integral with the body member, and separates an interior of the member into a first chamber configured to receive a nose of a patient and a second chamber. The nasal seal portion is integral with the partition, and projects therefrom into the first chamber. The nasal seal portion includes a seal surface and a gas passage therethrough. The seal surface is configured to conform with a lower portion of the nose that is surrounding nasal passages of the patient, without entering the nasal passages of the patient, when the patient interface is mounted operatively on the face of the patient. The port integral with the member is in fluid communication with the second chamber for delivery of gas to the patient via the gas passage in the nasal seal portion.

Abstract: A patient interface has a single loop headstrap and a mask for covering at least the nostrils of the user. The single loop headstrap extends from the mask at either end. A short length of supple conduit is coupled to the mask by a swivel or ball joint to allow rotation of the conduit relative to the mask through different angles and orientations.

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 respiratory mask assembly for delivering breathable gas to a patient includes a frame having a main body and a side frame member provided on each lateral side of the main body. Each side frame member includes an integrally formed first connector portion. A headgear assembly is removably attachable to the frame. The headgear assembly has a second connector portion adapted to be removably coupled with the first connector portion provided on the frame. The second connector portion is manually movable to a releasing position to detach the headgear assembly from the frame. The headgear assembly is rotationally adjustable with respect to the frame.

Abstract: A nasal cannula for delivering air to a patient's nares. Two delivery tubes are provided to supply air to a pair of nasal inserts each of which conform to the shape of the nare. Properly placed bleed ports reduce noise and reduce carbon dioxide retained in the system. The cannula is positioned on the face with the aid of a strap system.