A gas sampling assembly comprising an insert and a cuvette, and an insert for use in a cuvette, suitable for sampling respiratory gases of paediatric patients, the insert comprising a unitary insert having a hub and at least two extending members extending outwardly from the hub, the at least two extending members defining a void therebetween and the insert being located, in use, at least partially within the sampling channel, and the gas sampling cell assembly being configured such that light passing through the optical window passes into the sampling channel and through the void between the two extending members.
There is provided a respiratory apparatus and a kit of parts. The respiratory apparatus and the kit of parts comprise a sensor and a respiratory mask. The respiratory mask comprises a mask body having an enclosing wall that defines an interior cavity, and the sensor has a transmitter of electromagnetic radiation and a receiver of electromagnetic radiation. The enclosing wall has a sensor portion including first and second sensor windows, a portion of the interior cavity being defined between the first and second sensor windows. The sensor is mounted relative to the sensor portion of the respiratory mask, such that electromagnetic radiation from the transmitter is transmitted, in use, through the first window of the sensor portion of the enclosing wall, through the portion of the interior cavity defined between the first and second windows, through the second window, to the receiver.
Face masks, including filter masks, having improved stability, including face masks having a sealing member (25) depending from the mask body for engagement with the wearer's face, the mask body comprising a nasal portion (27) for accommodating the nose of the wearer, a mouth portion (26) for accommodating the mouth of the wearer, and cheek portions (28) extending laterally across the wearer's cheeks.
Face masks, including filter masks, and methods for their production. The disclosed masks include a face mask comprising a mask body that defines a cavity for accommodating the nose and mouth of a wearer and a sealing member depending from the mask body for engagement with the wearer's face, the mask body comprising a filter (91) and a gas inlet (142), the filter being located in a first region of the mask body and the gas inlet being located in a second region of the mask body; and a nasal portion for accommodating the nose of the wearer, a mouth portion for accommodating the mouth of the wearer, and cheek portions (134, 135) extending laterally across the wearer's cheeks.
Face masks, including filter masks, and methods for their production. The disclosed methods include using an overmoulding step to both form a sealing member and to fix the sealing member to a support frame and a sheet of filtering material.
A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
A62B 23/02 - Filtres en vue de la protection des voies respiratoires pour appareils respiratoires
The disclosed methods of manufacturing filter masks include using an overmoulding step to both form a sealing member and to fix the sealing member to a support frame and a sheet of filtering material.
A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
A62B 18/08 - Parties constitutives des casques ou masques à gaz, p. ex. fenêtres, sangles, transmetteurs de voix, dispositifs de signalisation
A62B 23/02 - Filtres en vue de la protection des voies respiratoires pour appareils respiratoires
There is provided a method of manufacturing a sealing member (42). The method comprises the steps of: (a) providing a mould having a cavity, a polymer injection port and a gas inlet port (38); (b) injecting a polymer and a blowing agent through the polymer injection port (28) into the cavity of the mould; and (c) introducing gas through the gas inlet port (38) into the cavity of the mould, to form a sealing member (42). The sealing member (42) comprises an internal chamber (44) at least partially bounded by a resiliently deformable enclosing wall formed of the polymer, the enclosing wall including an external surface, the external surface having a form that is determined by the cavity of the mould.
A61M 16/06 - Masques respiratoires ou pour l'anesthésie
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
B29C 44/04 - Moulage par pression interne engendrée dans la matière, p. ex. par gonflage ou par moussage pour la fabrication d'objets de longueur définie, c.-à-d. d'objets séparés formés d'au moins deux parties en matière chimiquement ou physiquement différente, p. ex. ayant des densités différentes
16.
RESPIRATORY INTERFACE DEVICE, FRAME, KIT AND CONDUIT
Disclosed is a respiratory interface device (1) and components thereof. The respiratory interface device (1) comprises a body (2), a frame (3), and an inlet conduit (4). The frame has a front wall (10a), side walls (10b), and side arms (12), and a support platform (11) extending rearwardly from the front wall (10a). An inlet opening (13) is defined in the support platform (11). The body (2) forms a chamber with the support platform (11) and comprises at least one nasal outlet (5), a base opening (7), and at least one further opening (6), through which the support platform (11) extends. The inlet conduit (4) comprises a connector (18) that clamps the body (2) and the support platform (11) together.
A sealing cushion for a respiratory mask assembly, the sealing cushion comprising a patient interface portion having a resiliently deformable sealing membrane for engagement with a patient’s face, and an aperture formed therein for receiving a nasal and/or mouth region of a patient’s face, the sealing membrane comprising a plurality of regions of different thicknesses, the plurality of regions comprising: a compliant nasal region (20) for engagement with the patient’s nasal bridge; a nasal support regions (25) disposed either side of the compliant nasal region for engagement with the sides of the patient’s nose; cheek support regions (30) extending from each of the nasal support regions for engagement at least with the patient’s cheeks, and a compliant base region (35) extending between the cheek support regions, wherein the sealing membrane in the nasal support regions has a greater thickness than in the cheek support regions, and wherein the sealing membrane in the compliant nasal region and the compliant base region has a lower thickness than in the cheek support regions and the nasal support regions.
There is provided a method of detecting a fault in a breathing system. The method comprises the steps of (a) taking a series of measurements of a first parameter of the breathing system; and (b) setting a fault boundary for the first parameter, the fault boundary being dependent on a plurality of the measurements of the first parameter. The method further includes at least one update procedure comprising the steps of (c) taking one or more further measurements of the first parameter; and (d) updating the fault boundary, the updated fault boundary being dependent on an updated set of measurements of the first parameter, the updated set of measurements of the first parameter including at least one of the further measurements of the first parameter.
A61M 16/00 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux
A61M 16/06 - Masques respiratoires ou pour l'anesthésie
G16H 40/40 - TIC spécialement adaptées à la gestion ou à l’administration de ressources ou d’établissements de santéTIC spécialement adaptées à la gestion ou au fonctionnement d’équipement ou de dispositifs médicaux pour la gestion d’équipement ou de dispositifs médicaux, p. ex. pour planifier la maintenance ou les mises à jour
G16H 20/40 - TIC spécialement adaptées aux thérapies ou aux plans d’amélioration de la santé, p. ex. pour manier les prescriptions, orienter la thérapie ou surveiller l’observance par les patients concernant des thérapies mécaniques, la radiothérapie ou des thérapies invasives, p. ex. la chirurgie, la thérapie laser, la dialyse ou l’acuponcture
There is provided an endoscope for use in intubation. The endoscope comprises a housing, a display device having a display screen, and an operative member extending from the housing, the operative member being configured to be inserted into a patients airway and to transmit images to the display screen. The housing comprises an actuator coupled to the operative member and a retainer coupled to the display screen, the housing having a handle portion comprising at least the actuator, and the actuator being single-handedly rotatable by a user relative to the retainer, such that the operative member is rotatable relative to the display screen.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
21.
RESPIRATORY INTERFACE DEVICE AND METHOD OF MANUFACTURING A SEALING MEMBER FOR A RESPIRATORY INTERFACE DEVICE
There is provided a method of manufacturing a sealing member for a respiratory interface device. The method comprises the steps of: (a) providing a mould having a cavity, a polymer injection port and a gas inlet port; (b) injecting a polymer through the polymer injection port into the cavity of the mould; and (c) introducing gas through the gas inlet port into the cavity of the mould, to form a sealing member of the respiratory interface device, thereby forming a sealing member of the respiratory interface device. The sealing member of the respiratory interface device comprises an internal chamber at least partially bounded by a resiliently deformable enclosing wall formed of the polymer, the enclosing wall including a patient-contacting surface, the patient-contacting surface having a form that is determined by the cavity of the mould and provides an anatomical fit with a patient.
The present invention relates to adjustable flow control valves, for example to an Adjustable Pressure Limiting (APL) valve. The adjustable valve (2) described comprises a valve body (4) comprising a valve seat (6), a valve member (10) movable relative to the valve seat (6), a first valve cap (20), a second valve cap (50) and a biasing element (30) to bias the valve member (10) away from the first valve cap (20). The first valve cap (20) is movable to increase the biasing force applied by the biasing element (30). The second valve cap (50) is engageable with the first valve cap (20) to prevent such movement of the first valve cap (20) beyond a selected position, but to allow movement of the first valve cap (20) in an opposite direction, way from said position.
F16K 17/06 - Soupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage ouvrant sur excès de pression d'un côtéSoupapes ou clapets de sûretéSoupapes ou clapets d'équilibrage fermant sur insuffisance de pression d'un côté actionnés par ressort avec dispositions particulières pour régler la pression d'ouverture
A61M 16/20 - Valves spécialement adaptées aux dispositifs respiratoires médicaux
F16K 27/02 - Structures des logementsMatériaux utilisés à cet effet des soupapes de levage
F16K 15/06 - Soupapes, clapets ou valves de retenue à corps de soupapes rigides guidés par tige-guide
Face masks, including filter masks, having improved stability, including face masks having a sealing member (25) depending from the mask body for engagement with the wearer's face, the mask body comprising a nasal portion (27) for accommodating the nose of the wearer, a mouth portion (26) for accommodating the mouth of the wearer, and cheek portions (28) extending laterally across the wearer's cheeks.
Face masks, including filter masks, and methods for their production. The disclosed methods include using an overmoulding step to both form a sealing member and to fix the sealing member to a support frame and a sheet of filtering material.
A62B 23/02 - Filtres en vue de la protection des voies respiratoires pour appareils respiratoires
A41D 13/11 - Masques de protection du visage, p. ex. pour utilisation chirurgicale ou pour utilisation en atmosphère polluée
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
There is provided a respiratory apparatus and a kit of parts. The respiratory apparatus and the kit of parts comprise a sensor and a respiratory mask. The respiratory mask comprises a mask body having an enclosing wall that defines an interior cavity, and the sensor has a transmitter of electromagnetic radiation and a receiver of electromagnetic radiation. The enclosing wall has a sensor portion including first and second sensor windows, a portion of the interior cavity being defined between the first and second sensor windows. The sensor is mounted relative to the sensor portion of the respiratory mask, such that electromagnetic radiation from the transmitter is transmitted, in use, through the first window of the sensor portion of the enclosing wall, through the portion of the interior cavity defined between the first and second windows, through the second window, to the receiver.
Face masks, including filter masks, and methods for their production. The disclosed masks include a face mask comprising a mask body that defines a cavity for accommodating the nose and mouth of a wearer and a sealing member depending from the mask body for engagement with the wearer's face, the mask body comprising a filter (91) and a gas inlet (142), the filter being located in a first region of the mask body and the gas inlet being located in a second region of the mask body; and a nasal portion for accommodating the nose of the wearer, a mouth portion for accommodating the mouth of the wearer, and cheek portions (134, 135) extending laterally across the wearer's cheeks.
The disclosed methods of manufacturing filter masks include using an overmoulding step to both form a sealing member and to fix the sealing member to a support frame and a sheet of filtering material.
A sensor and method for determining the state of a humidification chamber in a respiratory gas humidifier. The sensor comprises a transmitter for emitting an electromagnetic radiation signal, a receiver for receiving the electromagnetic radiation signal and providing an output signal, and a controller for varying the intensity of the electromagnetic radiation signal emitted by the transmitter and/or the gain setting of the receiver. The controller has two sensor configurations, a first configuration in which the transmitter emits an electromagnetic radiation signal having a first intensity, the receiver has a first gain setting, and the receiver provides a first output signal, and a second configuration in which the transmitter emits an electromagnetic radiation signal having a second intensity, the receiver has a second gain setting, and the receiver provides a second output signal, wherein the first intensity is different to the second intensity, and/or the first gain setting is different to the second gain setting, and the controller determines a state of the humidification chamber by comparing the first and second outputs of the receiver with one or more threshold values.
There is provided a method of manufacturing a sealing member (42). The method comprises the steps of: (a) providing a mould having a cavity, a polymer injection port and a gas inlet port (38); (b) injecting a polymer and a blowing agent through the polymer injection port (28) into the cavity of the mould; and (c) introducing gas through the gas inlet port (38) into the cavity of the mould, to form a sealing member (42). The sealing member (42) comprises an internal chamber (44) at least partially bounded by a resiliently deformable enclosing wall formed of the polymer, the enclosing wall including an external surface, the external surface having a form that is determined by the cavity of the mould.
B29C 44/04 - Moulage par pression interne engendrée dans la matière, p. ex. par gonflage ou par moussage pour la fabrication d'objets de longueur définie, c.-à-d. d'objets séparés formés d'au moins deux parties en matière chimiquement ou physiquement différente, p. ex. ayant des densités différentes
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
Disclosed is a respiratory interface device (1) and components thereof. The respiratory interface device (1) comprises a body (2), a frame (3), and an inlet conduit (4). The frame has a front wall (10a), side walls (10b), and side arms (12), and a support platform (11) extending rearwardly from the front wall (10a). An inlet opening (13) is defined in the support platform (11). The body (2) forms a chamber with the support platform (11) and comprises at least one nasal outlet (5), a base opening (7), and at least one further opening (6), through which the support platform (11) extends. The inlet conduit (4) comprises a connector (18) that clamps the body (2) and the support platform (11) together.
A laryngoscope (10) having a body (20, 42) including a handle, a laryngoscope blade (22) extending from a distal end of the body (20, 42), and a display screen housing (18) extending from a proximal end of the body (20, 42). The laryngoscope (10) has at least one unitary housing component (12) that defines at least a portion of each of the body (20, 42), the laryngoscope blade (22) and the display screen housing (18).
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A sealing cushion for a respiratory mask assembly, the sealing cushion comprising a patient interface portion having a resiliently deformable sealing membrane for engagement with a patient's face, and an aperture formed therein for receiving a nasal and/or mouth region of a patient's face, the sealing membrane comprising a plurality of regions of different thicknesses, the plurality of regions comprising: a compliant nasal region (20) for engagement with the patient's nasal bridge; a nasal support regions (25) disposed either side of the compliant nasal region for engagement with the sides of the patient's nose; cheek support regions (30) extending from each of the nasal support regions for engagement at least with the patient's cheeks, and a compliant base region (35) extending between the cheek support regions, wherein the sealing membrane in the nasal support regions has a greater thickness than in the cheek support regions, and wherein the sealing membrane in the compliant nasal region and the compliant base region has a lower thickness than in the cheek support regions and the nasal support regions.
There is provided a method of detecting a fault in a breathing system. The method comprises the steps of (a) taking a series of measurements of a first parameter of the breathing system; and (b) setting a fault boundary for the first parameter, the fault boundary being dependent on a plurality of the measurements of the first parameter. The method further includes at least one update procedure comprising the steps of (c) taking one or more further measurements of the first parameter; and (d) updating the fault boundary, the updated fault boundary being dependent on an updated set of measurements of the first parameter, the updated set of measurements of the first parameter including at least one of the further measurements of the first parameter.
G16H 40/40 - TIC spécialement adaptées à la gestion ou à l’administration de ressources ou d’établissements de santéTIC spécialement adaptées à la gestion ou au fonctionnement d’équipement ou de dispositifs médicaux pour la gestion d’équipement ou de dispositifs médicaux, p. ex. pour planifier la maintenance ou les mises à jour
A61M 16/00 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux
There is provided an endoscope for use in intubation. The endoscope comprises a housing, a display device having a display screen, and an operative member extending from the housing, the operative member being configured to be inserted into a patient's airway and to transmit images to the display screen. The housing comprises an actuator coupled to the operative member and a retainer coupled to the display screen, the housing having a handle portion comprising at least the actuator, and the actuator being single-handedly rotatable by a user relative to the retainer, such that the operative member is rotatable relative to the display screen.
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
38.
RESPIRATORY INTERFACE DEVICE AND METHOD OF MANUFACTURING A SEALING MEMBER FOR A RESPIRATORY INTERFACE DEVICE
There is provided a method of manufacturing a sealing member for a respiratory interface device. The method comprises the steps of: (a) providing a mould having a cavity, a polymer injection port and a gas inlet port; (b) injecting a polymer through the polymer injection port into the cavity of the mould; and (c) introducing gas through the gas inlet port into the cavity of the mould, to form a sealing member of the respiratory interface device, thereby forming a sealing member of the respiratory interface device. The sealing member of the respiratory interface device comprises an internal chamber at least partially bounded by a resiliently deformable enclosing wall formed of the polymer, the enclosing wall including a patient-contacting surface, the patient-contacting surface having a form that is determined by the cavity of the mould and provides an anatomical fit with a patient.
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
A61M 16/06 - Masques respiratoires ou pour l'anesthésie
B29C 45/17 - Éléments constitutifs, détails ou accessoiresOpérations auxiliaires
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
The present invention relates to adjustable flow control valves, for example to an Adjustable Pressure Limiting (APL) valve. The adjustable valve (2) described comprises a valve body (4) comprising a valve seat (6), a valve member (10) movable relative to the valve seat (6), a first valve cap (20), a second valve cap (50) and a biasing element (30) to bias the valve member (10) away from the first valve cap (20). The first valve cap (20) is movable to increase the biasing force applied by the biasing element (30). The second valve cap (50) is engageable with the first valve cap (20) to prevent such movement of the first valve cap (20) beyond a selected position, but to allow movement of the first valve cap (20) in an opposite direction, way from said position.
F16K 1/02 - Soupapes ou clapets, c.-à-d. dispositifs obturateurs dont l'élément de fermeture possède au moins une composante du mouvement d'ouverture ou de fermeture perpendiculaire à la surface d'obturation à tige filetée
A61M 16/20 - Valves spécialement adaptées aux dispositifs respiratoires médicaux
F16K 27/02 - Structures des logementsMatériaux utilisés à cet effet des soupapes de levage
F16K 35/10 - Dispositions empêchant la mise en action accidentelle ou non autorisée par chapeaux ou barres de verrouillage
40.
GAS FLOW CONTROLLER AND A VALVE PIN FOR A GAS FLOW CONTROLLER
The invention relates to gas flow controllers, for example to gas blender units such as an air/oxygen blender (2) for healthcare use, and to a valve (8) and valve pin (20,120) suitable for use in such a flow controller (20). In particular, a medical gas blender (2) is provided that avoids the need for pre-regulation by incorporating one or more flow control valves (8) having a high turndown ratio. Valves suitable for use in such a blender, or otherflow controller (2), are also disclosed.
This invention relates to heat and moisture exchange (HME) materials, particularly for use in heat and moisture exchange with respiratory gases, and methods for their manufacture. The invention provides an improved HME material (10a) comprising a plurality of discrete protrusions (510), as opposed to continuous ridges or corrugations, extending from at least part of one surface of the HME material (10a), and to an associated manufacturing method.
A sensor and method for determining the state of a humidification chamber in a respiratory gas humidifier. The sensor comprises a transmitter for emitting an electromagnetic radiation signal, a receiver for receiving the electromagnetic radiation signal and providing an output signal, and a controller for varying the intensity of the electromagnetic radiation signal emitted by the transmitter and/or the gain setting of the receiver. The controller has two sensor configurations, a first configuration in which the transmitter emits an electromagnetic radiation signal having a first intensity, the receiver has a first gain setting, and the receiver provides a first output signal, and a second configuration in which the transmitter emits an electromagnetic radiation signal having a second intensity, the receiver has a second gain setting, and the receiver provides a second output signal, wherein the first intensity is different to the second intensity, and/or the first gain setting is different to the second gain setting, and the controller determines a state of the humidification chamber by comparing the first and second outputs of the receiver with one or more threshold values.
An airway device for human or animal use includes an airway tube having a first end and a second end, the first end of which is surrounded by a laryngeal cuff configured to fit over the laryngeal inlet of a patient when in situ. The first end of the airway tube is provided with an intubating ramp configured to direct a tube inserted through the airway tube into the laryngeal inlet of the patient when in situ.
A patient interface assembly comprising a patient interface, a connector for connecting the patient interface to a conduit, and a conduit joined to the connector in a non-releasable manner. The patient interface comprises a first connection formation and the connector comprises a second connection formation, the patient interface and the connector being connectable such that, in a connected configuration, the first connection formation and the second connection formation are engageable with each other, with a snap fit, to provide a non-releasable connection.
The invention relates to gas flow controllers, for example to gas blender units such as an air/oxygen blender (2) for healthcare use, and to a valve (8) and valve pin (20,120) suitable for use in such a flow controller (20). In particular, a medical gas blender (2) is provided that avoids the need for pre-regulation by incorporating one or more flow control valves (8) having a high turndown ratio. Valves suitable for use in such a blender, or otherflow controller (2), are also disclosed.
A respiratory tube (10, 20, 30, 40, 50) comprises a tubular body having walls comprising a foamed material and a non-foamed material, the non-foamed material forming at least one transparent portion (11, 23, 32, 44, 53). A method for producing the respiratory tube comprises extruding the walls of at tubular body comprising a foamed material and a non- foamed material. The respiratory tube may fluidly connect a patient interface and a ventilator, in a breathing circuit.
B29C 48/00 - Moulage par extrusion, c.-à-d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désiréeAppareils à cet effet
This invention relates to heat and moisture exchange (HME) materials, particularly for use in heat and moisture exchange with respiratory gases, and methods for their manufacture. The invention provides an improved HME material (10a) comprising a plurality of discrete protrusions (510), as opposed to continuous ridges or corrugations, extending from at least part of one surface of the HME material (10a), and to an associated manufacturing method.
An intubation aid (10) for insertion into an endotracheal tube (30) has a cross-sectional shape having at least one vertex defining a longitudinally extending edge. The intubation aid (10) is supported within the endotracheal tube (30), in use, by the longitudinally extending edge.
Apparatus (10,226,326) for condensing water from respiratory gases, comprising a heat exchange component (20,234,334) having an inlet (22,228,328), an outlet (24,228,230) and a condensation chamber, the inlet and outlet (22,24,228,230,328,330) being connectable to a breathing system, such that respiratory gases are conveyed through the condensation chamber, in use, and a base unit (30,232,332) adapted to aid removal of heat from the walls of the heat exchange component (20,234,334), wherein the heat exchange component (20,234,334) is releasably engageable with the base unit (30,232,332), such that the heat exchange component (20,234,334) is replaceable.
A patient interface assembly comprising a patient interface, a connector for connecting the patient interface to a conduit, and a conduit joined to the connector in a non-releasable manner. The patient interface comprises a first connection formation and the connector comprises a second connection formation, the patient interface and the connector being connectable such that, in a connected configuration, the first connection formation and the second connection formation are engageable with each other, with a snap fit, to provide a non-releasable connection.
A61M 39/12 - Raccords ou accouplements pour tubes pour raccorder un tube flexible à un dispositif de fixation rigide
F16L 33/00 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches
A61M 16/06 - Masques respiratoires ou pour l'anesthésie
A laryngoscope (10) having a body (20, 42) including a handle, a laryngoscope blade (22) extending from a distal end of the body (20, 42), and a display screen housing (18) extending from a proximal end of the body (20, 42). The laryngoscope (10) has at least one unitary housing component (12) that defines at least a portion of each of the body (20, 42), the laryngoscope blade (22) and the display screen housing (18).
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
A61B 1/04 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments combinés avec des dispositifs photographiques ou de télévision
A61B 1/00 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments
A chemical absorbent comprising a hydrated mixture of a major proportion of a pharmaceutically acceptable hydroxide of a Group II metal and a minor proportion of a Group I metal-containing zeolite. The chemical absorbent is substantially free of hydroxides of Group I metals.
B01J 20/04 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant des composés des métaux alcalins, des métaux alcalino-terreux ou du magnésium
An intubation aid (10) for insertion into an endotracheal tube (30) has a cross- sectional shape having at least one vertex defining a longitudinally extending edge. The intubation aid (10) is supported within the endotracheal tube (30), in use, by the longitudinally extending edge.
A respiratory connector is provided for connecting corresponding ends of a plurality of gas flow lines to a corresponding plurality of ports. The connector comprises first and second connector formations, and a bridge extending between the first and second connector formations. The bridge is actuable to allow a spacing between the first and second connector formations to be varied during use.
Improvements relating to the Manufacture of Medical Devices The present invention relates to medical devices and methods of manufacturing medical devices. The application describes method of manufacturing a medical device where at least one insert (20,22) is provided with a first sheath including an inner sheath body (24) and one or more sheath projections (26), such that the insert (20,22) and the first sheath can be supported by the one or more sheath projections (24) within a mould chamber, and a second sheath (28) is injection moulded about the inner sheath body (24) and the at least one insert (20,22), between the one or more sheath projections (26).
B29C 45/14 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet en incorporant des parties ou des couches préformées, p. ex. moulage par injection autour d'inserts ou sur des objets à recouvrir
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
A method of monitoring fluid flow in humidification apparatus (10) for supplying humidified gas to a patient includes measuring the temperature of humidified gas at a first location between a humidification chamber (12) and a patient interface (14), measuring the temperature of humidified gas at a second location between the humidification chamber (12) and the patient interface (14), and comparing the relative temperatures measured at the first and second locations so as to determine whether there is insufficient fluid flow through a fluid conduit (16) extending between the humidification chamber (12) and the patient interface (14). The second location is downstream of the first location in a direction of flow to the patient interface (14) along the fluid conduit (16).
A laryngoscope (10) having a body (20, 42) including a handle, a laryngoscope blade (22) extending from a distal end of the body (20, 42), and a display screen housing (18) extending from a proximal end of the body (20, 42). The laryngoscope (10) has at least one unitary housing component (12) that defines at least a portion of each of the body (20, 42), the laryngoscope blade (22) and the display screen housing (18).
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
A61B 1/04 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments combinés avec des dispositifs photographiques ou de télévision
A sealing cushion for a respiratory mask assembly has a patient interface portion having a resiliently deformable membrane for engagement with a patient's face, and an aperture formed therein for receiving a nasal and/or mouth region of the patient's face. An inner surface of the deformable membrane comprises a plurality of projections arranged in separate groups of projections positioned in a plurality of localized regions of the deformable membrane. The projections in each of the separate groups of projections are arranged such that each projection in the group of projections engages with an adjacent projection in the group of projections when the deformable membrane is deformed during engagement of the deformable membrane with the patient's face, in use, thereby providing the deformable membrane with an increased resistance to further deformation.
An airway device for human or animal use includes an airway tube having a first end and a second end, the first end of which is surrounded by a laryngeal cuff configured to fit over the laryngeal inlet of a patient when in situ. The first end of the airway tube is provided with an intubating ramp configured to direct a tube inserted through the airway tube into the laryngeal inlet of the patient when in situ.
A chemical absorbent comprising a hydrated mixture of a major proportion of a pharmaceutically acceptable hydroxide of a Group II metal and a minor proportion of a Group I metal-containing zeolite. The chemical absorbent is substantially free of hydroxides of Group I metals.
A61M 16/22 - Dispositifs d'absorption de dioxyde de carbone
B01J 20/04 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant des composés des métaux alcalins, des métaux alcalino-terreux ou du magnésium
There is provided an oral hygiene swab (10) for a patient. The swab has a stem (12) formed of a first relatively rigid material and a head portion (14) formed of a second relatively softer material overmoulded onto the stem. The second material of the head portion is shaped to provide outwardly protruding cleaning formations (32, 36) for contact with the patient's mouth. The swab may be a suction swab and the stem may have a hollow interior.
A46B 15/00 - Autres brossesBrosses avec aménagements additionnels
A61F 13/00 - Bandages ou pansementsGarnitures absorbantes
A61F 13/15 - Garnitures absorbantes, p. ex. serviettes ou tampons hygiéniques pour application externe ou interne au corpsMoyens pour les maintenir en place ou les fixerApplicateurs de tampons
A61F 13/45 - Garnitures absorbantes, p. ex. serviettes ou tampons hygiéniques pour application externe ou interne au corpsMoyens pour les maintenir en place ou les fixerApplicateurs de tampons caractérisées par la forme
The present invention relates to connectors for respiratory systems and more particularly to respiratory gas flow connectors. A respiratory connector (32) is provided for connecting corresponding ends of a plurality of gas flow lines (22,24) to a corresponding plurality of ports. The connector (32) comprises first (36) and second (38) connector formations, and a bridge (40) extending between the first (36) and second (38) connector formations. The bridge (40) is actuable to allow a spacing between the first (36) and second (38) connector formations to be varied during use.
There is provided an apparatus for controlling fluid flow, comprising a first component for holding or conveying fluid, the first component having a port for the passage of fluid, a fluid passageway (18) from the interior of the first component to the exterior of the first component through the port, a contact valve (1) located in the fluid passageway (18), a second component having an abutment means, and connecting means for connecting the second component to the first component, the contact valve (1) comprising a first valve arm (8) extending into the fluid passageway (18), the first valve arm (8) being movable between an open position in which fluid flow through the fluid passageway (18) is substantially permitted, and a closed position in which fluid flow through the fluid passageway (18) is substantially prevented, wherein, when the second component is connected to the first component, the abutment means moves the first valve arm (8) into the open position.
F16L 37/32 - Accouplements du type à action rapide avec moyens pour couper l'écoulement du fluide avec un obturateur dans chaque extrémité de tuyau avec deux clapets dont l'un au moins est ouvert automatiquement au moment de l'accouplement
A61M 16/20 - Valves spécialement adaptées aux dispositifs respiratoires médicaux
F16K 3/04 - Robinets-vannes ou tiroirs, c.-à-d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation planesGarnitures d'étanchéité à cet effet avec éléments de fermeture articulés à pivot
F16K 3/02 - Robinets-vannes ou tiroirs, c.-à-d. dispositifs obturateurs dont l'élément de fermeture glisse le long d'un siège pour l'ouverture ou la fermeture à faces d'obturation planesGarnitures d'étanchéité à cet effet
F16K 21/04 - Obturateurs à fermeture automatique, c.-à-d. se fermant d'eux-même après fonctionnement
A respiratory mask (10) for delivering inspiratory gas to a wearer, the mask comprising a mask body (12) shaped to define a cavity adapted to fit about the mouth and nose of the patient, wherein the mask body comprises a nose cavity portion (18) and a mouth cavity portion (16), the nose cavity portion comprising an inspiratory gas inlet port (26) and wherein the mouth portion comprises an expiratory gas monitoring port (34) at a location spaced from the inlet port. The gas monitoring port and may comprise an integral connector for a monitoring line and may be used to monitor carbon dioxide levels.
A valve assembly comprising a fluid conduit (11,18) having an inlet and an outlet, and a valve seat (24) adapted to be engaged by a valve member (40) for controlling the flow of fluid through the outlet of the fluid conduit (11,18), wherein the valve assembly is defined by at least a valve body component (10) and a valve seat component (20) engaged therewith, the valve body component (10) defining at least part of the fluid conduit (11,18), and the valve seat component (10) defining at least the valve seat (24).
A respiratory mask assembly having a first component (10) formed of an elastomeric material, and a second component (56) formed of a more rigid material. The second component (56) defines a mask housing having an aperture (62) formed therein, and the first component (10) at least partially defines a fluid inlet (18). The fluid inlet (18) extends from the aperture (62) in the mask housing (56) at a proximal end to a fluid connector (53) for connection to a gas supply at a distal end.
A sealing cushion (16) for a respiratory mask assembly (10) has a patient interface portion (18) having a resiliently deformable membrane (24) for engagement with a patient's face, and an aperture (26) formed therein for receiving a nasal and/or mouth region of a patient's face. An inner surface of the membrane has a plurality of projections (32, 34, 36, 38, 40). The projections (32, 34, 36, 38, 40) are arranged such that each projection (32, 34, 36, 38, 40) is engageable with an adjacent projection (32, 34, 36, 38, 40) on deformation of the membrane (24) during engagement of the membrane (24) with the patient's face, in use, thereby providing the membrane (24) with an increased resistance to deformation in a deformed configuration.
An airway device (10) for human or animal use comprising an airway tube (12) having a first end and a second end, the first end of which is surrounded by a laryngeal cuff (20) configured to fit over the laryngeal inlet of a patient when in situ, wherein the first end of the airway tube is provided with an intubating ramp (22) configured to direct a tube inserted through the airway tube into the laryngeal inlet of the patient when in situ.
An airway tube (10, 110) for an airway device for human or animal use said airway tube having a first end and a second end, wherein the airway tube comprises a first lumen (14, 114) and a second lumen (16, 116), each of said first and second lumens extending from the first end to the second end of the airway tube, wherein a flexible wall (12, 112) is provided between the first lumen and the second lumen extending from the first end to the second end of the airway tube wherein movement of the flexible wall varies the cross-sectional area of the first lumen and the second lumen.
The invention concerns a connector for connecting respiratory ducts together such that they are placed in fluid communication. The connector comprises a first conduit having a female connector end and a second conduit having a male connector end adapted to be received within the female connector end of the first conduit such that the male and female connector ends form a common conduit having an inner surface formed at least in part by the male connector end. The male connector has a retaining formation which is adapted to abut a corresponding formation of the female connector so as to resist separation of the first and second conduits while permitting relative rotation there-between when connected. The inner surface of the male connector may comprise a gas washed surface in use. The engagement formation is preferably a recessed area of the female connector, which may be generally annular in shape. In one embodiment, the member(s) may comprise a valve seat. The invention also concerns a breathing circuit comprising the connector.
F16L 27/08 - Raccords réglablesRaccords permettant un déplacement des parties raccordées permettant un réglage ou déplacement uniquement autour de l'axe de l'un des tuyaux
F16L 37/53 - Accouplements du type à action rapide réglablesAccouplements du type à action rapide permettant un déplacement des parties raccordées autorisant un réglage ou un déplacement uniquement autour de l'axe de l'un des tuyaux
A61M 16/00 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux
F16L 37/098 - Accouplements du type à action rapide dans lesquels l'assemblage entre les extrémités s'aboutant ou se chevauchant est maintenu par des organes de blocage combinés à un verrouillage automatique au moyen de crochets flexibles
A61M 16/06 - Masques respiratoires ou pour l'anesthésie
A61M 16/20 - Valves spécialement adaptées aux dispositifs respiratoires médicaux
A laryngoscope (10) is disclosed, the laryngoscope (10) comprising a unitary body (11) formed of a first material and having portions shaped to define a handle (18) and a blade (28) of the laryngoscope (10), the body (11) having a recess (44) therein shaped to receive one or more electrical components (12,13,14,15) for operation of a light mounted in the blade portion (28), wherein blade (28) comprises a first surface (32) which faces away from the handle portion (18); and a cover material (17) molded over a portion of the first surface (32), said cover material (17) being softer than the first material so as to provide a resilient portion (17) which can be pressed against a patient's teeth during use of the laryngoscope (10).
A61B 1/267 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments pour les voies respiratoires, p. ex. laryngoscopes, bronchoscopes
A61B 1/06 - Instruments pour procéder à l'examen médical de l'intérieur des cavités ou des conduits du corps par inspection visuelle ou photographique, p. ex. endoscopesDispositions pour l'éclairage dans ces instruments avec dispositifs d'éclairement
B29C 45/00 - Moulage par injection, c.-à-d. en forçant un volume déterminé de matière à mouler par une buse d'injection dans un moule ferméAppareils à cet effet
B29C 45/16 - Fabrication d'objets multicouches ou polychromes
B29K 21/00 - Utilisation de caoutchouc non spécifié ou élastomères non spécifiés comme matière de moulage
B29K 23/00 - Utilisation de polyalcènes comme matière de moulage
There is provided an oral hygiene swab (10) for a patient. The swab has a stem (12) formed of a first relatively rigid material and a head portion (14) formed of a second relatively softer material overmoulded onto said stem. The second material of the head portion is shaped to provide outwardly protruding cleaning formations (32, 36) for contact with the patient's mouth. The swab may be a suction swab and the stem may have a hollow interior.
A61F 13/38 - Tampons comportant une poignée en forme de bâtonnet, p. ex. bâtonnets ouatés
A61C 17/00 - Dispositifs pour nettoyer, polir, rincer ou sécher les dents, les cavités dentaires ou les prothèsesAppareils pour enlever la saliveRéceptacles pour les crachats à usage dentaire
A heat exchange apparatus (26) for condensing water from a flow of respiratory gas is disclosed. The apparatus (26) comprises a first portion having an inlet (28) and a second portion having an outlet (30), the inlet (28) and outlet (30) being connectable to a breathing system (10) and the first and second portions being arranged in flow series, wherein the first portion comprises a condenser (64) and the second portion comprises a heater (64) downstream of the condenser for increasing the temperature of the respiratory gas flow prior to the outlet (30).
A61M 16/10 - Préparation de gaz ou vapeurs à respirer
A61M 16/00 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux
A61M 16/01 - Dispositifs pour agir sur le système respiratoire des patients par un traitement au gaz, p. ex. ventilateursTubes trachéaux spécialement conçus pour l'anesthésie
B01D 53/00 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols
There is provided an apparatus for controlling fluid flow, comprising a first component for holding or conveying fluid, the first component having a port for the passage of fluid, a fluid passageway (18) from the interior of the first component to the exterior of the first component through the port, a contact valve (1) located in the fluid passageway (18), a second component having an abutment means, and connecting means for connecting the second component to the first component, the contact valve (1) comprising a first valve arm (8) extending into the fluid passageway (18), the first valve arm (8) being movable between an open position in which fluid flow through the fluid passageway (18) is substantially permitted, and a closed position in which fluid flow through the fluid passageway (18) is substantially prevented, wherein, when the second component is connected to the first component, the abutment means moves the first valve arm (8) into the open position.
brevets
