61 results about "Nasal prongs" patented technology

An apparatus includes a nasal cannula having a nasal prong. The nasal prong includes a first end portion that defines an inlet opening, a second end portion that defines an outlet opening, and a middle portion. A side wall of the nasal prong defines a flow passage between the inlet opening and the outlet opening. The nasal prong is configured to be inserted within a nostril of a patient with the outlet opening disposed within the nostril. The inlet opening is fluidically coupled to a support tube to deliver a flow of the gas into the airway of the patient via the nasal prong. The side wall of the nasal prong defines a port that is in fluid communication with the flow passage. The port is fluidically coupled to a pressure sensor to take a series of pressure measurements within the flow passage during the delivery of the oxygen-containing gas.

A patient interface for delivering breathable gas to a patient includes a nasal prong assembly including a pair of nasal prongs structured to sealingly communicate with nasal passages of a patient's nose in use and headgear to maintain the nasal prong assembly in a desired position on the patient's face. The headgear includes side straps and rigidizers provided to respective side straps. Each rigidizer includes a first end portion that provides a connector structured to engage a respective end of the nasal prong assembly and an inwardly curved protrusion in the form of a cheek support that curves inwardly of the connector. The cheek support is adapted to follow the contour of the patient's cheek and guide a respective end portion of the side strap into engagement with the patient's cheek to provide a stable cheek support.

A patient interface assembly has a patient interface and a securement system for the patient interface and / or patient interface tubing. The patient interface has a body and at least one nasal prong extending from the body. The at least one nasal prong has a gas inlet for fluid communication with a supply of breathable gas, and a gas outlet configured to direct a flow of gas towards a nare of the user's nose. The at least one nasal prong further includes an exterior surface, at least a portion of the exterior surface is a sealing surface configured to seal the nare of the user's nose. The securement system has a two-part releasable attachment or connection arrangement, the arrangement comprising a first patch and a second patch.

The nasal oxygen cannula assembly comprises a bearing strip and the nasal suction head, the front surface of the bearing strip is fixedly connected with a limiting clamping ring, the left surface of the nasal suction head is fixedly connected with a connecting pipe, the front surface of the bearing strip is fixedly connected with a fixing clamping ring, and the front surface of the fixing clamping ring is fixedly connected with a connecting pipe. The left surface of the bearing strip is fixedly connected with a first binding band, the first binding band is provided with a sliding block, the left surface of the sliding block is fixedly connected with an inserting block, the right surface of the bearing strip is fixedly connected with a second binding band, the end, away from the bearing strip, of the second binding band is fixedly connected with a fixing block, and an inserting groove is formed in the fixing block. Through the arrangement of the sliding block, the inserting block, the inserting groove and other structures, the whole assembly and the head of the patient can be fixed together, so that the probability that the whole assembly falls off from the head of the patient can be reduced, meanwhile, the probability that the nasal oxygen tube falls off from the nostrils of the patient can be reduced, and then normal oxygen inhalation of the patient is prevented from being affected.

A nasal cannula is described herein for respiratory therapy which includes a first gas supply tub with a distal end terminating in a first connector, and a nasal cannula body which includes a first end rotatably coupled to the first connector, a second end opposite the first end, a longitudinal axis extending from the first end to the second end, and a first nasal prong in fluid communication with the first gas supply tube. The first nasal prong is rotatable relative to the first gas supply tube about the longitudinal axis of the nasal cannula body.

A patient interface assembly has a patient interface and a securement system for the patient interface and / or patient interface tubing. The patient interface has a body and at least one nasal prong extending from the body. The at least one nasal prong has a gas inlet for fluid communication with a supply of breathable gas, and a gas outlet configured to direct a flow of gas towards a nare of the user's nose. The at least one nasal prong further includes an exterior surface, at least a portion of the exterior surface is a sealing surface configured to seal the nare of the user's nose. The securement system has a two-part releasable attachment or connection arrangement, the arrangement comprising a first patch and a second patch.

The invention relates to a nasal seal for a breathing patient interface. A nasal seal for a respiratory therapy mask for contacting a face of a user. The nasal seal has a body defining a cavity and a fluid inlet, and has two nasal prongs projecting from the body for delivering fluid to the nostrils of a user. A transition fillet is disposed between the nose prong and the body around the base of each prong, wherein each transition fillet has a constant chord length.

Patient interfaces for respiratory therapy in the form of nasal interfaces or nasal masks include features that enhance or provide lateral stability of the interface. At least some of the embodiments provide multiple facial contact points or areas located in the general areas of the user's cheeks and / or upper lip. Some embodiments of the nasal interfaces provide advantageous sealing characteristics. The nasal interfaces may provide a controlled expiratory flow to reduce noise. Some embodiments include nasal pillows instead of or in addition to nasal prongs. The nasal pillows can have exhaust vents or can change in length in response to a pressure level within the nasal pillow.

A patient interface such as a nasal cannula is disclosed. The patient interface has a main body portion that is positioned on the user's face during use. The main body portion has at least one side arm extending laterally from a central bridging portion positioned around the user's septum area, each side arm being connected to a resilient or relatively more rigid bridging portion element. The interface has at least one, preferably a pair of nasal prongs. The main body portion has at least one fluid passage connected to the nasal prongs to supply gas to the user's nostrils. The passage cross-section varies along the length of the main body portion to provide an area of ​​varying flexibility along the main body portion. The bridging portion element defines a basic predetermined spatial relationship for an outlet of a gas delivery system, and gas is supplied to the outlet via each side arm, and the nasal prongs may, for example, be connected to the outlet fluid. Each side arm may include one or more predetermined or preset points or localized compensation areas (or locations) positioned along the side arm or side arm element to adjust or assist in compensation of the patient interface in or at one or more compensation areas (or locations).

This invention relates to a patient interface, such as a nasal cannula, comprising a body to be positioned upon a user (preferably such as a user's face), the body including at least one (and preferably a pair of) nasal prong(s), the or each nasal prong including a lumen capable of being fluidly connected thereto for fluid communication with a supply of breathable gas, the or each nasal prong to be in a configuration either inserted into, or to direct a flow of gas toward, a nare or the nares of the user's nose, wherein the body includes at least one element responsive to force(s) or movement(s), or both, experienced by at least a first region of the patient interface.

The utility model provides a rhinobyon assembly, nasal oxygen tube and ventilation treatment equipment, relates to medical instrument technical field, rhinobyon assembly includes rhinobyon main part and a pair of nasal fork tube, the rhinobyon main part is used for being connected with the intake tube, the pair of tubular nasal fork is connected with one side of the rhinobyon main part at interval so as to be communicated with the intake tube through the rhinobyon main part, the nasal plug assembly is characterized in that the nasal plug assembly is used for an open type air path, air resistance pieces are arranged on the two nasal fork tubes, and the air resistance pieces protrude in the radial direction of the nasal fork tubes and are used for blocking overflowing air between the nasal fork tubes and the nostrils of a wearer when the nasal plug assembly is worn. The nasal oxygen cannula comprises the nasal plug assembly. The ventilation treatment equipment comprises the nasal oxygen cannula. The air pressure change in a breathing loop between the expiration stage and the inspiration stage of a patient can be increased, the distinguishing capacity of the equipment for the breathing stage of the patient is improved, more accurate air supply control is achieved, more comfortable high-flow humidifying oxygen therapy experience is provided for the patient, and air is saved to a certain extent.

Embodiments disclosed herein relate to respiratory interfaces for use in treating various respiratory issues including, but not limited to, sleep disorder breathing (e.g. snoring, sleep apnea), and in other forms of assisted and unassisted respiration. Embodiments disclosed herein further relate to nasal prongs, flanges and valves for use with respiratory interfaces. Embodiments disclosed herein further relate to evaluating patient compliance with a respiratory interface and harvesting energy for the respiratory.

A nasal cannula for use in a system for providing a flow of respiratory gases to a user is described. The nasal cannula comprises a body made from a pliable material. The body has an inlet and at least one nasal prong fluidly connected to the inlet. In use a conduit providing a flow of gases to the cannula is connected to the inlet, and the nasal prong is inserted into a user's nostril. The cannula is arranged to direct the flow of gases from the nasal prong towards the front wall of the user's nasal passage within the user's nose.

A seal assembly for a respiratory interface, the seal assembly comprising a seal portion configured to form a seal with at least a portion of a user's face, the seal portion comprising a bladder having an internal volume that contains a shear thinning material; and a volume adjuster for adjusting the internal volume of the bladder. Alternatively, the seal assembly comprising a frame; two nasal prongs connected to the frame, each prong comprising a seal portion configured to form a seal with a portion of the user's nares and a flow path extending through the seal portion for delivery of respiratory gas to a user's nare; wherein the seal portion comprises a bladder that contains a shear thinning material.

A patient interface, such as a nasal cannula, including a body to be positioned upon a user (preferably such as a user's face), the body including at least one (and preferably a pair of) nasal prong(s), the or each nasal prong including a lumen capable of being fluidly connected thereto for fluid communication with a supply of breathable gas, the or each nasal prong to be in a configuration either inserted into, or to direct a flow of gas toward, a nare or the nares of the user's nose, wherein the body includes at least one element responsive to force(s) or movement(s), or both, experienced by at least a first region of the patient interface.

A system for respiratory therapy may include a nebulizer, an adaptor, and a nasal cannula. The nebulizer is operable to generate an aerosolized medicament and pass the aerosolized medicament through a nebulizer outlet port. The adaptor has a nebulizer coupling port configured to be coupled to the nebulizer outlet port. The nasal cannula is configured to provide a flow of breathing gas from a breathing gas source to the patient. The nasal cannula includes at least one nasal prong and an attachment device positioned adjacent the at least one nasal prong. The attachment device is configured to secure the adaptor outlet port adjacent an outlet of the nasal prong. A method includes securing a nasal cannula to the patient, attaching an adaptor to the nasal cannula, generating an aerosolized medicament, transferring the aerosolized medicament into the adaptor, and providing a flow of breathing gas to the patient.

A control system provides automated control of gas washout of a patient interface, such as a mask or nasal prongs. A gas washout vent assembly of the system may include a variable exhaust area such as one defined by overlapping apertures of the assembly or a conduit having a variable gas passage channel. The vent assembly may be formed by nested structures, such as conic or cylindrical members, each having an opening of the overlapping apertures. The vent assembly may be attached substantially near or included with the patient interface. An actuator of the assembly, such as a solenoid or voice coil, manipulates an aperture of the vent assembly. The actuator may be configured for control by a controller to change the exhaust area of the vent assembly based on various methodologies including, for example, sleep detection, disordered breathing event detection, rebreathing volume calculation and / or leak detection.

A nasal seal for a respiratory therapy mask for contacting the face of a user. The nasal seal has a main body defining a cavity and a fluid inlet, and has two nasal prongs projecting from the main body for the delivery of fluid to the user's nares. A transition fillet is provided around a base of each prong, between the nasal prong and the main body, with each transition fillet having a constant chord length.

To provide a patient interface useful for the industry / public.SOLUTION: A patient interface includes a body disposed on a user (preferably the face of the user or the like). The body includes at least one (preferably a pair of) nasal prong(s). The or each nasal prong includes a lumen that can be fluid-connected to the or each nasal prong so as to fluid-communicate with a supply source of respiratory gas. The or each nasal prong is configured to be inserted into one or both of the nostrils of the user's nose, or to direct a gas flow to one or both of the nostrils. The body includes at least one element to respond to one or both of the force and motion that at least a first region of the patient interface receives.SELECTED DRAWING: Figure 7C

1. The name of the product of this design: nose prong of nasal interface. 2. Purpose of the product of this design: The nasal interface is used as a respiratory treatment and improvement device, and the nasal prong is used as a component of the nasal interface. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the key points of the design: 3D drawing of Design 1. 5. Designate Design 1 as the base design. 6. Other situations that need to be explained Other explanations: The part shown by the dotted line in the view does not constitute a part of the design for which protection is requested, and the dot-dash line indicates the boundary between the part for which protection is requested and the part that is not requested.

A gas collector for collecting gases at a patient. The gas collector includes a gas sampling portion for sampling gases at the patient, and a coupling mechanism for coupling the gas sampling portion to a gas delivery patient interface. The gas delivery patient interface has a body having a flow manifold for receiving a flow of gases for delivery to the patient, and a pair of nasal prongs extending from the body for delivering the flow of gases to the patient via the patient's nares. The gas sampling portion has a nose sampling part configured for positioning above the body and between the nasal prongs of the gas delivery patient interface, the nose sampling part defining at least one inlet opening to sample gases at the patient's nose. The position of the at least one inlet opening is fixed relative to the coupling mechanism.

A seal assembly for a respiratory interface, the seal assembly comprising a seal portion configured to form a seal with at least a portion of a user's face, the seal portion comprising a bladder having an internal volume that contains a shear thinning material; and a volume adjuster for adjusting the internal volume of the bladder. Alternatively, the seal assembly comprising a frame; two nasal prongs connected to the frame, each prong comprising a seal portion configured to form a seal with a portion of the user's nares and a flow path extending through the seal portion for delivery of respiratory gas to a user's nare; wherein the seal portion comprises a bladder that contains a shear thinning material.

A cannula for exhaled gas monitoring and oxygen delivery includes an oxygen delivery conduit entering the cannula and an exhalation conduit exiting the cannula. The cannula further includes first and second nasal prongs each comprising a channel directing exhaled nasal breath into the exhalation conduit, an oral scoop forming a cavity that is fluidly coupled to the exhalation conduit, and first and second ports fluidly coupled to the oxygen delivery conduit and opening toward the oral scoop.

A nasal cannula has a tube configured with a first part defining an inhalation pathway and a second part defining an exhalation pathway. The first part and the second part are divided by a sealing member. The first part has an inlet and a first nasal prong for insufflating gas into the nostril of a patient. The second part has an outlet, a second nasal prong for collecting exhaled gas from the nostril of a patient, and a first means for releasing pressure build-up along the exhalation pathway.

A nasal cannula is described herein for respiratory therapy which includes a first gas supply tub with a distal end terminating in a first connector, and a nasal cannula body which includes a first end rotatably coupled to the first connector, a second end opposite the first end, a longitudinal axis extending from the first end to the second end, and a first nasal prong in fluid communication with the first gas supply tube. The first nasal prong is rotatable relative to the first gas supply tube about the longitudinal axis of the nasal cannula body.

A catheter having a collapsible portion and a nasal interface for providing a flow of gas to a user are described. The interface includes a manifold and at least one nose fork or outlet extending from the manifold for receipt by a user's nostrils. Side members extend from each side of the manifold, each side member including a collapsible portion, the collapsible portion including an internal cavity. The collapsible portion has an open configuration in which the lumen remains open and a closed configuration in which the collapsible portion is clamped or flattened so as to block or substantially block the lumen. At least one of the side members is a conduit for a flow of gas from an inlet of the patient interface to the manifold.

A nasal cannula system, a nasal cannula assembly, a nasal cannula and components thereof suitable for use in a respiratory support system configured to deliver a flow of respiratory gases to an upper airway of a patient are described. The nasal cannula assembly may include a coupling member arranged to receive the flow of respiratory gases, a frame coupled with the coupling member, and one or more nasal prong modules removably coupled with the frame. The coupling member may be rotatable with respect to the frame to change the side from which the flow of respiratory gases is received. A number of different nasal prong modules may have different nasal prong geometries, which may include at least one asymmetric nasal prong geometry.