10605results about "Medical atomisers" patented technology

An aerosol generation device includes a circuit or microcontroller for automatically detecting and adjusting vibration frequency of an electronic transducer to a determined resonance frequency that changes during operation of the device whereby the circuit or microcontroller provides a plurality of tuning signal waves at each of a plurality of time intervals during operation of the electronic transducer from comparison of the current measured for each signal wave during each time interval.

Provided herein are epinephrine spray formulations. Also provided herein are methods of treating anaphylaxis by administering epinephrine spray formulations to subjects in need of such treatment.

A device and method for delivering a fluid as an ejected stream of droplets during inhalation uses inertial filtering to cause a first plurality of droplet particles generated by an ejector mechanism to pass through an airflow exit while a second plurality of droplet particles having a greater mass mean aerodynamic diameter than the first plurality of droplet particles fails to pass through the airflow exit.

Systems and methods for integrating a continuous glucose sensor 12, including a receiver 14, a medicament delivery device 16, a controller module, and optionally a single point glucose monitor 18 are provided. Integration may be manual, semi-automated and / or fully automated.

The present invention provides an inhaler comprising a housing which contains a blister strip having a plurality of blisters which contain powdered medicament for inhalation, a mouthpiece mounted to the housing through which the medicament is inhaled by a user, an indexing and opening mechanism for indexing the blister strip and for opening the blisters which is operated by an actuator, wherein the blister strip is indexed by forward motion of the actuator from a first position to a second position, such as by opening a cover, and is also indexed in the same direction by reverse motion of the actuator from the second positon to the first position, such as by closing the cover.

The present disclosure provides devices for delivery of powder formulations and methods of manufacture and use of such devices.

The present invention provides an inhaler comprising a housing which contains a blister strip having a plurality of blisters which contain powdered medicament for inhalation; a mouthpiece through which the medicament is inhaled by a user; an indexing wheel for indexing the blister strip; an opening mechanism for opening the blisters; an actuator which is movable between a first position and a second position in order to operate the indexing wheel and the opening mechanism; and a coupling mechanism for coupling the actuator to the indexing wheel so that the indexing wheel rotates together with the actuator during part of the motion of the actuator; characterized in that the coupling mechanism comprises a shuttle that rotates on the same axis as, and translates axially relative to, the indexing wheel.

Disclosed is a needle-free applicator that is suitable for administering a solid, amorphous, mono-particulate powder composition into a body cavity of a human patient, which cavity includes a mucosal surface, wherein the applicator comprises:(i) an opaque reservoir comprising said powder composition;(ii) an optional actuating means for generating a force upon actuation of the device by a user; and(iii)a dispensing means through which, following said actuation, said powder composition may be dispensed,wherein said powder composition comprises a pharmacologically-effective dosage amount of an adrenergic receptor modulator, or a pharmaceutically-acceptable salt thereof, encapsulated in an amorphous state along with a pharmaceutically-acceptable carrier material; andwhich powder composition is less than about 4% chemically degraded after storage for:(a) at least about 3 months at 40° C. and 75% relative humidity; and / or(b) at least about 18 months at below about 30° C.; and / or(c) at least about 18 hours at above about 1 million lux of UV light.

An inhaler includes a main body having a canister housing, a medicament canister retained in a central outlet port of the canister housing, and a dose counter having an actuation member for operation by movement of the medicament canister. The canister housing has an inner wall, and a first inner wall canister support formation extending inwardly from a main surface of the inner wall. The canister housing has a longitudinal axis X which passes through the center of the central outlet port. The first inner wall canister support formation, the actuation member, and the central outlet port lie in a common plane coincident with the longitudinal axis X such that the first inner wall canister support formation protects against unwanted actuation of the dose counter by reducing rocking of the medicament canister relative to the main body of the inhaler.

According to the invention, there is provided a which composition is in the form of an amorphous, mono-particulate powder comprising a mixture of: (a) a pharmacologically-effective dosage amount of at least one biopharmaceutical drug compound; and (b) a pharmaceutically-acceptable carrier material, which carrier material comprises a combination of a disaccharide and a polymeric material. Preferred pharmaceutically-acceptable carriers in this regard include lactose or trehalose and dextrins (e.g. maltodextrins). Compositions may further comprise one or more alkyl saccharides. Preferred alkyl saccharides include sucrose esters, such as sucrose monolaurate. Powder compositions may be produced by spray-drying the various components together in combination.

A handheld skin treatment device can include an atomizer to generate water droplets when fed from a water reservoir, a water supply tank to contain the water reservoir and to feed water therefrom to interact with the atomizer and generate the water droplets, and a heating tube to receive and heat the water droplets having an average temperature from 55° C. to 90° C. at an exit opening of the heating tube.

An aerosol-generating device for generating an aerosol from an aerosol-forming substrate is provided, the aerosol-generating device including: an electrically powered heater element configured to heat the aerosol-forming substrate; a temperature sensor coupled to the electrically powered heater element and configured to sense a temperature of the electrically powered heater element; a power source configured to supply power to the electrically powered heater element and the temperature sensor; and control electronics configured to measure an impedance value of the electrically powered heater element, correlate the measured impedance value with a value of impedance determined from the temperature of the electrically powered heater element as sensed by the temperature sensor, and control the supply of power to the electrically powered heater element based on the correlation. A method of controlling an electrically powered heater element of the aerosol-generating device is also provided.

Provided is a cleaner, including a sprayer, a switching assembly, a water storage assembly, a conveying assembly, and a housing. Because the switching assembly movably connected to the housing is arranged and the sprayer is fixedly connected to the switching assembly, a position and an angle of the sprayer can be adjusted by moving the switching assembly, such that the use convenience is brought for a user, and a storage groove does not need to be formed, making the cleaner more attractive.

Systems and methods for generating nitric oxide are disclosed. A nitric oxide (NO) generation system includes at least one pair of electrodes configured to generate a product gas containing NO from a flow of a reactant gas; and a controller configured to regulate the amount of nitric oxide in the product gas produced by the at least one pair of electrodes by utilizing duty cycle values of plasma pulses selected from a plurality of discrete duty cycles to produce a target rate of NO production based on an average of discrete production rates associated with each of the plurality of discrete duty cycles.

A mist inhaler device (200) for generating a mist including a therapeutic for inhalation by a user. The device includes 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 present disclosure relates to a scalp applicator and a hair-preparting comb unit. The scalp applicator has a main body that is convenient for a user to hold and operate with one hand, the scalp applicator further comprising a closed head end; a working end opposite the closed head end; a power button and an injection port arranged in the main body; and a hair-preparting comb unit detachably mounted at the working end, wherein the hair-preparting comb unit comprises two boat-shaped parts arranged side by side, wherein each of the two boat-shaped parts has a bow and a stem respectively at both ends, a gunwale, and a cabin, and a misting nozzle provided at the bottom of the cabin and configured to spray mist liquid during operation; and a hair-parting channel arranged between the adjacent sides of the two boat-shaped parts and separating the two boat-shaped parts.

The present invention relates to a nasal spray device comprising: a container; the pump assembly comprises a liquid conveying piece; the nose bearing structure is provided with a nose bearing opening; an air flow channel is formed between an air blowing opening and the nose bell opening of the mouth bearing structure; the locking mechanism comprises a locking element; the locking mechanism comprises a locking element linked with the locking element; when liquid suction is triggered, the liquid conveying piece moves in the first direction so as to suck liquid from the container. When liquid suction is completed, the locking element directly or indirectly locks the infusion piece so as to prevent the infusion piece from moving in the second direction to trigger spraying; when the pressure of the air flow blown in from the air blowing port is larger than a preset value, the air flow pushes the locking element to move to the opening position so as to open the air flow channel, and the locking element can be triggered by movement of the locking element so that locking can be relieved. According to the nasal spray device, the atomization difference effect caused by individual pressing force difference is avoided, hand pressing operation is omitted, operation is more convenient, and conveying and deposition of small-particle-size fog drop particles in the nasal cavity are facilitated through assistance of airflow.

The present disclosure provides a biometrically controlled handheld medication dispensing device. The device includes a housing containing a cartridge carrier, designed with a specific connector to align with a medication cartridge. Notably, the device also includes a biometric authentication component that works in conjunction with an activator mechanism. When operated and upon user authentication, the activator mechanism causes the cartridge carrier to move the medication cartridge between a stored position and a dispensing position, where it can be compressed to safely and efficiently dispense medication to a user.

The present utility model provides an electric massage comb with an essential oil atomization and infrared light apparatus, including a main massage comb body, a control circuit board disposed inside the main massage comb body, a cartridge body assembly, a teeth plate at an outer side of the main massage comb body, and a sonic motor for driving the teeth plate to vibrate, where a spray outlet for spraying mist is provided on the teeth plate part, and the cartridge body assembly, the sonic motor, and the control circuit board are electrically connected.

To provide systems and methods suitable for delivering a therapeutic agent to a target site.SOLUTION: The system comprises a container for holding the therapeutic agent, and a pressure source having pressurized fluid, where the pressure source is in selective fluid communication with at least a portion of the container. A catheter is placed in fluid communication with the container, and has a lumen sized for delivery of the therapeutic agent to a target site. A housing is configured to securely retain the container. The system further comprises a camera having a camera head coupled to the catheter, where the camera provides a visual image of the target site during the delivery of the therapeutic agent.SELECTED DRAWING: Figure 1

A nasal spray device comprises a non-pressurized reservoir for containing a liquid formulation; a spray nozzle; and a manually energizable pump, configured to pressurize a quantity of said liquid formulation and causing the liquid formulation to move through the spray nozzle such that the liquid formulation is discharged from the spray nozzle as an aerosol spray. The spray nozzle comprises a membrane having a plurality of micropores of a substantially identical size below 8 micron and beyond 3 micron through which the liquid formulation passes as the liquid formulation is discharged from the device. Said membrane is configured to release said dose of said liquid formulation in a period of at least 500 milliseconds as a conically shaped plume having an apex. An energy of less than 20 Joule / gram is being dissipated in the liquid to preserve the molecular integrity of macromolecules within the liquid.

An electronically actuated droplet delivery device with a mouthpiece for inhaling fluid droplets includes an ejector mechanism having an electronic actuator operably coupled to an aperture plate. A fluid reservoir provided fluid to the ejector mechanism through a surface tension plate that increases contact between the fluid from the fluid reservoir and the aperture plate.

The present invention relates to an injector comprising: a container; the spraying mechanism comprises a liquid conveying component; the actuating mechanism comprises a holding piece and an actuating piece; the first locking mechanism is used for locking the actuating piece when the number of use times of the ejector does not reach a preset value and the infusion component completes liquid suction; the second locking mechanism is located on the side, facing the holding piece, of the container, and when the number of use times of the ejector reaches a preset value and the infusion component completes liquid suction, the second locking mechanism locks the actuating piece; in the two locking modes, the holding piece can drive the infusion component to move in the second direction under the action of external force so as to trigger spraying. According to the ejector, the first locking mechanism and the second locking mechanism are arranged, two locking modes are executed respectively, the second locking mechanism is used for locking the ejector in a complete liquid suction state when the number of use times of the ejector reaches a preset value, the ejector can complete the last use of the limited number of use times of a container, and the ejector is convenient to use. The locking safety is high, and the second locking mechanism is not prone to being forcibly unlocked through other tools.

An electronic droplet delivery device having a mouthpiece of inhalation of droplets includes an aperture plate with a plurality of openings coupled to a piezoelectric actuator. A fluid reservoir supplies a solution with nicotine to the aperture plate for ejection out of the mouthpiece in a droplets stream.

A system for delivering an aerosolized drug to a patient. The system includes a holding chamber (108), suitable to contain a drug to be aerosolized, and a connect element (100) having first and second ends, the second end being opposite to the first end and being suitable to be connected to the holding chamber (108). The connect element further comprises one or more mating mechanism (102, 104, 112, 114, 118) proximal its first end. The system can also include a mouthpiece (400), a drug assembly (200) including a drug housing (216) and a drug cartridge (300), and a vaporizer (500).

The present embodiments provide systems and methods suitable for delivering a therapeutic agent to a target site. In one example, the system comprises a container for holding the therapeutic agent, and a pressure source having pressurized fluid, wherein the pressure source is in selective fluid communication with at least a portion of the container. A catheter is placed in fluid communication with the container, and has a lumen sized for delivery of the therapeutic agent to a target site. A housing is configured to securely retain the container. The system further comprises a camera having a camera head coupled to the catheter, wherein the camera provides a visual image of the target site during delivery of the therapeutic agent.

A capsule for an aerosol-generating device includes a housing. The housing includes an inner frame defining an opening. The housing defines at least one air inlet and at least one air outlet. The capsule also includes an aerosol-forming substrate at least partially within the opening, and a heater supported by the inner frame and extending across at least a portion of the opening. The at least one air inlet, the opening, and the at least one air outlet collectively form at least one airflow pathway through the capsule. The airflow pathway is longer than a thickness of the capsule.

The present utility model discloses a Bluetooth speaker table lamp with essential oil aromatherapy, including a base, an aromatherapy mechanism arranged on the base, a lamp panel arranged around the aromatherapy mechanism, a lampshade sleeved on the lamp panel and abutting against a top of the base, and an aromatherapy control board arranged at a top of the aromatherapy mechanism, where the aromatherapy mechanism includes an essential oil bottle, a microporous tube B communicating with the essential oil bottle, a silicone pad of the essential oil bottle that is arranged on a bottle mouth of the essential oil bottle, an aromatherapy chamber detachably connected to the bottle mouth of the essential oil bottle, an air pump motor arranged beside the essential oil bottle, and a microporous tube A with one end communicating with the air pump motor.

The invention relates to the technical field of atomizers, and particularly discloses a medical atomizer self-adaptive control method and system based on real-time expiration amount feedback, the system comprises a control module, an atomization execution module and a respiration characteristic analysis module, and the control module is in communication connection with the atomization execution module and the respiration characteristic analysis module; the respiration characteristic analysis module is used for acquiring a dynamic respiration characteristic data set of a user in real time and sending the dynamic respiration characteristic data set of the user to the control module; and the control module is used for acquiring a respiration evaluation index according to the user dynamic respiration characteristic data set, acquiring atomization control information of operation of an atomizer in real time, and acquiring a user respiration-atomization matching degree according to the respiration evaluation index and the atomization control information. Atomization parameters are deeply matched with the breathing state and the individual characteristics of a patient, the medicine deposition efficiency and the treatment accuracy are improved, and in the aspect of data monitoring and application, the atomization execution module monitors medicine release data in stages.

The invention provides an atomization control method and system based on a breathing machine, and belongs to the technical field of breathing gas instruments. The method comprises the steps that after receiving a handshake request signal from a second microcontroller, a first microcontroller establishes serial port communication connection with an atomizer based on the handshake request signal so as to receive an atomizer control protocol sent by the second microcontroller; wherein the handshake request signal is generated based on the operation that the communication wire is connected to the communication interface of the atomizer; the atomizer control protocol at least comprises an instruction required by the respirator to control the atomizer; determining a breathing stage corresponding to the patient according to the breathing information of the patient from the breathing sensor; and after an atomization control instruction is received and before a breathing phase enters, according to an atomizer control protocol, continuously generating an inspiration phase fog supply instruction and sending the inspiration phase fog supply instruction to the second microcontroller, so that the atomizer carries out synchronous fog supply along with the air supply airflow of the breathing machine based on a preset delayed fog outlet duration and stops fog supply in an expiration phase.