2469results about "Inhalators" patented technology

The present invention provides a dry powder inhaler comprising: one or more doses of powdered medication; an outlet through which a user may inhale a dose of medication; an airway, and a mixing element located in the airway When a user inhales on the outlet, medication is entrained in an air flow and flows through the airway and out through the outlet. The mixing element is in the form of three generally orthogonal generally circular discs with a common centre.

The present invention provides a dry powder inhaler comprising: one or more doses of powdered medication; an outlet through which a user may inhale a dose of medication; an airway comprising a vortex chamber having a wall, an exit, a powder inlet channel, and optionally one or more bypass inlet channels, wherein the powder inlet channel and or the bypass inlet channels are tangential to the wall. A mesh is located at the exit of the vortex chamber. The mesh is formed from circumferential elements and radial elements which together define a plurality of openings. When a user inhales on the outlet, medication is entrained in an air flow and flows through the vortex chamber and the mesh in the airway and out through the outlet.

Intranasal dry powder epinephrine compositions are described herein. The compositions include epinephrine or a pharmaceutically acceptable salt thereof, as well as a stabilizing agent and a carrier. The stabilizing agent is operable to include citric acid, or a pharmaceutically acceptable salt derived therefrom. Such intranasal compositions as described herein are useful in the treatment of health conditions which threaten the central nervous system (CNS) and impede the actions of alpha and beta-adrenergic receptors. Such health conditions include anaphylaxis, bronchospasms, respiratory impairment, organophosphate poisoning, and major adverse cardiac events (MACE).

The invention provides a medication monitoring device and a medication monitoring method, relates to the field of medical apparatuses and instruments, and solves the technical problem that whether a capsule rotates to release medicines or not is difficult to monitor in a capsule type dry powder inhalation used in a transversely placed inhaler. The medication monitoring device comprises a shell and a photoelectric sensor, the photoelectric sensor is arranged on the shell, and a light path of the photoelectric sensor is configured to penetrate through the air inlet of the inhaler and the medicine bin, so that the rotation state of the capsule in the medicine bin is judged by detecting the change of the light path; the photoelectric sensor and the air inlet of the inhaler are arranged in a spaced mode in space so as to allow the inlet air flow to pass through. The rotation state of the capsule in the medicine bin is judged by detecting the change of the light path, whether the capsule rotates or not can be directly monitored, the problems that in the prior art, whether the capsule rotates or not cannot be known, and medicine taking failure caused by improper posture of the capsule cannot be judged are solved, effectiveness of medicine taking monitoring is ensured, and medicine taking guidance is facilitated.

The utility model provides a precise delivery device for delivering drug aerosol. Wherein the precise delivery device for delivering a drug aerosol comprises: a housing sized and shaped to be graspable in a hand of a user; the medicine bomb assembly can atomize a set dose of medicine into aerosol, and an aerosol channel used for conveying the aerosol is formed in the medicine bomb assembly; a flow generator for generating a positive pressure gas flow that delivers the aerosol to the respiratory tract; the control unit is used for receiving an operation instruction and driving the medicine bomb assembly to output aerosol of medicine and the flow generator to generate positive pressure airflow; wherein the cartridge assembly, the flow generator and the control unit are all received in the shell. The utility model has the beneficial effects of small and exquisite structure, easiness in carrying, convenience in use and capability of accurately dosing.

The present disclosure relates to an electronic smoking article comprising: a housing having an air inlet adapted for entry of air into the housing and an air outlet adapted for exit of a formed aerosol, the inlet and the outlet having an air passage therebetween; a reservoir within the housing that is configured to hold an aerosol precursor fluid; a heater in fluid communication with the reservoir; and one or both of a first check valve positioned at the air inlet and a second check valve positioned at the air outlet.

The present disclosure relates to an inhaler component for producing a steam / air mixture or / and condensation aerosol in an intermittent and inhalation- or pull-synchronous manner, the inhaler component including: a housing; a chamber arranged in the housing; an air inlet opening for the supply of air from the surroundings to the chamber; an electrical heating element for evaporating a portion of a liquid material; and a wick having a capillary structure, which wick forms a composite structure with the heating element and automatically supplies the heating element with fresh liquid material after evaporation.

The invention provides an inhalation medication auxiliary device, relates to the technical field of medical instruments, and solves the technical problem that a large force is needed when a puncture part of an inhaler is pressed to puncture a capsule. The inhalation medication auxiliary device comprises a shell and an automatic puncturing module, and the shell covers an inhaler and is used for fixing the inhaler; the automatic puncturing module is arranged on the shell and used for automatically puncturing the capsule placed in the inhaler. According to the embodiment of the invention, the automatic puncturing of the capsule in the inhaler is realized through the automatic puncturing module arranged on the shell, so that the technical problems that large force is needed when the puncturing part of the inhaler is pressed to puncture the capsule, a user with weak force is difficult to press, and the inhaler is not friendly to old and young users are solved.

An improved stem block for an inhaler that is fired in an upright orientation, providing easier and more reliable delivery of aerosols. The disclosed stem block demonstrates atomization efficiency that is superior to the performance of a conventional metered dose inhaler. The stem block has a passage that connects to a narrower expansion chamber. The expansion chamber connects to an exit orifice that is narrower than the expansion chamber. The exit orifice further connects to a conical outlet for dispensing an aerosol. The passage, the expansion chamber, and the exit orifice are axially aligned.

A single dose disposable powder aerosol device belongs to the field of medical devices. It is composed of a bottom cover, a suction nozzle and a sliding cover. The suction nozzle and the sliding cover are assembled on one side of the bottom cover. The suction nozzle is assembled on the front half of the bottom cover, and the sliding cover is assembled on the rear half of the bottom cover. An air inlet, a medicine pit, a medicine inlet channel and a vortex cavity are sequentially arranged on the bottom cover. At least one side air inlet is arranged on the side of the vortex cavity. An ascending air duct and a medicine outlet are sequentially arranged in the suction nozzle body. After the bottom cover, the suction nozzle and the sliding cover are assembled into one, the air inlet, the medicine pit, the medicine inlet channel, the vortex cavity, the ascending air duct and the medicine outlet form a complete flow channel cavity. The filling operation of the medicine powder in the medicine pit is realized through three steps of sliding the sliding cover, loading the medicine powder and closing the sliding cover. The sliding cover structure is adopted, which is convenient for the filling operation or supplement of the built-in medicine powder, and can be switched between disposable and reusable types. It can be widely used in the design and manufacture field of inhalation type drug delivery devices.

The invention belongs to the technical field of medical equipment, and particularly relates to a portable tuberculosis drug aerosol inhalation device. The device comprises a medicine storage chamber, an outflow channel and a controller, the top of the medicine storage chamber is provided with a medicine tank groove with a conical pricking pipe, and one-step medicine filling through placing and pressing can be achieved; the respiratory rhythm of a user is identified through lip contact and a respiratory airflow sensor, and the atomizer is synchronously controlled to start and stop; the system has the functions of liquid medicine identity recognition, heating temperature control and self-adaptive power adjustment based on liquid medicine storage, efficient, safe and comfortable tuberculosis medicine inhalation treatment is achieved, and the medication compliance and the treatment effect are remarkably improved.

The invention relates to the technical field of chronic obstructive pulmonary disease rehabilitation medical equipment and services, discloses a chronic obstructive pulmonary disease multi-mode respiratory training system based on behavioral design science, and aims to solve the technical problems that an existing respiratory training product is poor in patient compliance, poor in user experience and lack of personalized behavior guidance. The system comprises a hardware equipment cluster and a software service platform, a multi-dimensional intervention architecture is constructed based on an FBM behavior model, and closed-loop services of respiratory training, drug management, health monitoring and rehabilitation support are realized through an motivation promotion module, a capability optimization module, a multi-sensory prompt module and a data interaction module. The system effectively stimulates the training enthusiasm of a patient, reduces the operation threshold, improves the training and medication compliance, improves the respiratory function and life quality of the patient, reduces the consumption of medical resources, and has remarkable clinical application value and social and economic benefits through deep fusion of behavioral design and a multi-modal rehabilitation technology.

Introduced here is a face mask system having a mask enclosure that contains, or otherwise directly supports, an automated liquid-droplet dispensing mechanism (ADM) for humidification. In operation, the enclosure and ADM are compact and lightweight so that when worn by a user can be supported entirely by the user's head and neck. The enclosure can be comprised of one or more layers of breathable fabric adapted to flexibly conform to the face of a user when worn and form a cavity that is adjacent to the user's nostrils and mouth. The ADM can be comprised of a reservoir in which liquid is stored, a respiratory cycle detector, a timer and controller, and a droplet dispenser that controllably dispenses droplets of the liquid from the reservoir into the cavity for inhalation by the user.

The invention provides an airway atomization flow intelligent drug delivery control method and system, and relates to the technical field of medical instruments.The method comprises the steps that basic information of the age, the weight and the illness state severity of a patient is obtained, and physiological parameters of the respiratory rate and the tidal volume of the patient are collected in real time through a sensor; inputting the basic information and the physiological parameters into a fuzzy adaptive control algorithm, and initializing an individual administration rule base according to the basic information; based on the real-time change trend of the respiratory rate and the tidal volume, three initial control index values including an atomization flow value, a drug concentration value and a time interval are dynamically generated through a membership function. According to the invention, through the full-process design of data acquisition, intelligent modeling, accurate execution and data closed loop, intelligentization of atomization treatment is realized.

A system for treating and / or preventing a viral, bacterial and / or fungal infection in the oral cavity and / or along the respiratory tract, in particular the interior of the nose, throat, trachea and / or lungs, of a patient by reactive species generated by plasma as well as a plasma for such use is disclosed. The system comprises a plasma source generating reactive species in a gas, the plasma source being configured to be located outside a body of the patient, and a species directing member forming at least one duct for guiding at least a part of the reactive species generated by the plasma source into the oral cavity and / or the respiratory tract.

The utility model relates to a standard holding device, which comprises a main body shell provided with a receding through hole and a suction nozzle; the cover body is rotationally connected outside the main body shell; a drug dispensing assembly located inside the body housing; the trigger gear is rotationally connected into the main body shell; one of the cover body and the trigger gear is provided with a linkage bulge, and the other one is provided with a linkage hole; the linkage protrusion penetrates through the receding through hole and is movably inserted into the linkage hole. When the cover body rotates, the cover body firstly rotates till the linkage protrusion makes contact with the hole wall of one end of the linkage hole, and then under the cooperation of the linkage protrusion and the linkage hole, the cover body drives the trigger gear to synchronously rotate to trigger medicine distribution. According to the standard containing device, the cover body of the standard containing device and the trigger gear are connected in an inserted mode through the linkage protrusion and the linkage hole to establish the linkage relation, the two operation steps of opening the cover body and preparing for suction can be completed through one action, operation is convenient and fast, the structure is simple, structural modification is little, the linkage relation is stable, and faults are not prone to occurring.

The invention relates to the technical field of medical instruments, in particular to an inhalation device for monitoring drug concentration in real time and a dose regulation and control method.The inhalation device comprises a bottom plate and a dry powder storage tank installed on the bottom plate, a fixing block is installed at the top end of the dry powder storage tank, and an inhalation pipe connected into the dry powder storage tank is embedded into the fixing block; a gas storage tank is installed on one side of the top end of the bottom plate, a connecting pipeline is connected between the gas storage tank and the dry powder storage tank, a gas inlet pipe connected to the rear end of the suction pipe is embedded in the top end of the gas storage tank, and a gas pump is installed on the side, close to the fixing block, of the top end of the dry powder storage tank. The air guide pipe is connected to a flow dividing pipe at the inner end of the fixing block, a plurality of injection pipes extending to the inner pipe wall of the suction pipe are embedded in the flow dividing pipe, an air bag cavity is formed in the suction pipe, and a plurality of reinforcing ribs are fixedly connected to the inner end of the air bag cavity. The pipe diameter of the suction pipe is enlarged, and concentration is reduced.

The invention discloses an inhalation administration device and a design method, and mainly relates to the technical field of medical instruments. The device comprises a capsule base, a capsule body, a capsule cabin and a suction nozzle, an inner cavity of the suction nozzle is of an inverted trapezoid structure, and in other words, the diameter of the section is increased by 0.033 mm every time the inner area of the suction nozzle is raised by 1 mm from the bottom end to the top end. According to the design, by optimizing the internal flow field of the suction nozzle, the dispersity of medicine particles can be remarkably improved, wall surface deposition is reduced, and therefore the dispersity of the medicine particles and the lung deposition efficiency are improved. The invention also provides a design method based on lattice Boltzmann method-immersion boundary method-large eddy simulation multi-physics field coupling numerical simulation, and by setting specific performance evaluation parameters, the structure optimization of the inverted trapezoidal suction nozzle can be efficiently and accurately guided. An in-vitro deposition test shows that the performance of the device is superior to or equivalent to that of a commercially available product.

An aerosol delivery device is provided that includes a segmented heater including a plurality of heating elements that are separately powerable to heat and thereby vaporize components of an aerosol precursor composition, and a control component for the segmented heater. The control component includes a logic circuit with a data input and a plurality of outputs each output of which is coupled to a respective one of the plurality of heating elements of the segmented heater. A processor produces and provides a logic signal including at least a high voltage level to the data input of the logic circuit and causes the logic circuit to provide the high voltage level at one or more outputs of the plurality of outputs of the logic circuit, and thereby powers respective one or more heating elements of the plurality of heating elements of the segmented heater to heat and thereby vaporize components of the aerosol precursor composition.

The present disclosure relates to a smoking substitute system and particularly, although not exclusively, to a smoking substitute device. The smoking substitute device is adapted to operate in a smoking operation while receiving power from an external power source. The smoking substitute device in particular comprises a rechargeable battery and a port to receive power for charging the rechargeable battery, wherein the device is adapted to operate while receiving power from the port.

The present disclosure relates to systems, apparatuses, and methods for assembling cartridges for aerosol delivery devices. The cartridges can be assembled by transporting a carrier between various sub-stations that add parts to a base. In another assembly method, the base can be moved between multiple robots that guide the base down into contact with an assembly to couple the assembly thereto. Inspection systems can inspect the cartridges at various stages of completion.

A nicotine delivery device (200) for generating a mist containing nicotine for inhalation by a user. The device comprises a mist generator device (201) and a driver device (202). The driver device (202) is configured to drive the mist generator device (201) at an optimum frequency to maximise the efficiency of mist generation by the mist generator device (201).

The utility model relates to the technical field of medical instruments, and discloses an efficient atomization device with a sputum excretion function, which comprises a sputum excretion device body, an oscillation chamber and a connector, the oscillation chamber is arranged in the sputum excretion device body, the oscillation chamber comprises a first end and a second end, an oscillation bead is movably arranged in the oscillation chamber, and the connector is connected with the first end and the second end of the oscillation chamber. The first end and the second end are respectively provided with an air vent which can be sealed with the oscillating bead, the connector is connected with the sputum excretion device body, an extension part is arranged below the connector, and the extension part is provided with a connecting interface which is used for being connected with an atomizer; the utility model effectively solves the problems that the operation complexity of a patient is increased, the treatment complexity and cost are increased, and atomized medicine is not uniformly distributed at each position of the lung when being directly conveyed into the oral cavity of the patient through a pipeline, so that the treatment effect is poor, and the like when the patient needs to be treated step by step and is equipped with various devices for use when the patient is subjected to sputum excretion treatment. The atomized medicine is difficult to effectively reach the deep layer of the lung.

The invention relates to the technical field of powder inhalation inhalers, in particular to a monitoring device for a capsule type powder inhalation inhaler. The monitoring device comprises a shell, the inhaler is installed on the shell, the shell is provided with a photoelectric sensor, the photoelectric sensor comprises an emitter and a receiver, the emitter and the receiver are arranged at the positions of two air inlets of the inhaler respectively, a set distance is reserved between the emitter and the air inlets, and a set distance is reserved between the receiver and the air inlets. The centers of the emitter, the receiver, the air inlet and the inhaler are positioned on the same straight line; the distance between the emitter and the air inlet and the distance between the receiver and the air inlet range from 0.99 mm to 8 mm. According to the invention, the airflow velocity can be indirectly obtained by directly monitoring the rotation state of the capsule, and meanwhile, the interference to normal air intake of the inhaler is reduced, so that the reliability and effectiveness of medication monitoring are improved.

Various exemplary drug syringes with a mechanical stop for a second dose, drug products utilizing the same, and methods of using drug syringes with a mechanical stop for a second dose are provided. In general, a nasal drug delivery device is configured to dispense therefrom first and second doses of a drug therefrom into a nose. The drug delivery device includes a mechanical stop configured to provide a pause between the delivery of the first and second doses. During the pause, a user of the drug delivery device can move the drug delivery device from one nostril, into which the first dose was sprayed, to another nostril, into which the second dose can be sprayed. The mechanical stop is configured to hold the drug delivery device in a static delivery state.

Devices, systems, and methods for treating chronic rhinosinutisits (CRS) are described herein. The devices can have a guide member defining at least one lumen therethrough. A drug delivery component is advanced through the lumen to deliver a substance to the sino-nasal cavity of a patient. Once the drug delivery component is positioned at the desired area in the sino-nasal cavity, a user actuates the system to deliver the substance to the target area. Actuation of the system delivers the substance to the middle meatus, osteo-meatal complex, or other areas within the sino-nasal cavity of the patient.

The utility model relates to an aromatherapy candle lamp which comprises a shell and a bottle body, the shell and the bottle body are detachably connected, the shell is provided with an installation cavity, the installation cavity is provided with a control module, the control module is used for controlling electronic components of an aromatherapy candle, and the shell is provided with a plurality of volatilization holes which are formed in a penetrating mode; the bottle body is provided with a containing cavity, the containing cavity is communicated with the volatilization holes, the containing cavity is used for containing aromatherapy substances, the containing cavity is provided with a heating module, the heating module is electrically connected with the control module, when the aromatherapy substances are placed in the containing cavity, the heating module makes contact with the aromatherapy substances, and when the aromatherapy candle lamp needs to be used, the control module starts the heating module, so that the aromatherapy candle lamp can be used. The surface temperature of the heating module is increased, so that the temperature of the aromatherapy substances around the heating module is increased, the diffusion speed of the aromatherapy substances is increased, and more aromatherapy substances are blown out from the volatilization holes. The aromatherapy candle lamp has the effect of improving the volatilization speed of aromatherapy substances in the aromatherapy candle lamp.

The vaporizer includes a tube element defining an inner volume for receiving an amount of liquid aerosol-forming substrate, a mesh in the inner volume of the tube element, and a heater outside, the heater including an electrical resistive heater, and the heater is configured to heat the mesh and the received amount of liquid aerosol-forming substrate to a temperature sufficient to volatilize at least a part of the received amount of liquid aerosol-forming substrate.

According to the invention there is provided a method of treating a component of a medicament dispenser device comprising at least one surface that comes into contact with a medicament during storage or use of the device including the steps of: providing said component; and coating at least one of said surfaces with a polymer by plasma polymerising an alkyl silane monomer in the substantial absence of oxygen so that the coating contains less than 15 At. % O as measured by XPS; wherein the polymer is provided as an outer coating of the surface which comes into contact with the medicament during storage or use of the device.

An aerosol-generating device includes a memory configured to store computer-readable instructions and a private key, and a controller configured to execute the computer-readable instructions to cause the aerosol-generating device to receive, from an operator terminal via near-field communication (NFC), an encrypted pass, the encrypted pass including at least one control parameter for the aerosol-generating device, the encrypted pass specific to an authenticated consumer, decrypt the pass using the stored private key to retrieve the at least one control parameter for the aerosol-generating device, and in response to decrypting the pass, unlock the aerosol-generating device and control the aerosol-generating device based on the at least one control parameter.