999 results about "Aerosol spray" patented technology

The present invention relates to an electronic atomization cigarette which only contains nicotine without harmful tar. The electronic atomization cigarette includes a shell and a mouthpiece. The external wall of the shell has an air inlet. An electronic circuit board, a normal pressure cavity, a sensor, a vapor-liquid separator, an atomizer, a liquid-supplying bottle are sequentially provided within the shell, wherein the electronic circuit board comprises an electronic switching circuit and a high frequency generator. A stream passage of the sensor is provided on one side of the sensor, and a negative pressure cavity is provided in the sensor. The atomizer and the liquid-supplying bottle is in contact with each other. An atomization cavity is arranged in the atomizer. A retaining ring for locking the liquid-supplying bottle is provided between one side of the liquid-supplying bottle and the shell, and an aerosol passage is provided on the other side of the liquid-supplying bottle. The air inlet, normal pressure cavity, vapor-liquid separator, atomizer, aerosol passage, gas vent and mouthpiece are sequentially interconnected. The advantages of the present invention include smoking without tar, significantly reducing the cancerogenic risk. Furthermore, users still feel as if they are smoking and experiencing the same excitement, and the cigarette is no need to be lit and is no fire risk.

A pressure-liquefied propellant mixture for aerosols, comprising a fluorinated alkane, in particular 1,1,1,2-tetrafluoroethane and / or 1,1,1,2,3,3,3-heptafluoropropane, and carbon dioxide, makes possible an improvement of the wetting properties of pharmaceutically active compounds, with which the formulation problems existing with hydrofluoroalkanes in relation to suspension as well as solution aerosols can be overcome and thus improved medicinal aerosol formulations can be obtained. With the aid of carbon dioxide, it is also possible to specifically influence the pressure and thus the particle size distribution and also by displacement of oxygen from the hydrofluoroalkanes to improve the storage stability of oxidation-sensitive active compounds.

An aerosol generator includes a fluid supply which supplies fluid to a fluid passage and a heater which heats the fluid into a gaseous state, the fluid passage being located between opposed layers of a laminate. The fluid passage can be a capillary sized passage formed by locating a mandrel between opposed layers of the laminate, bonding the layers together and removing the mandrel such that the space previously occupied by the mandrel forms the fluid passage. The opposed layers of the laminate can be copper sheets and ceramic layers can be provided on the outside of the copper layers. The aerosol generator can be used to generate aerosols containing medicated materials.

Non-aerosol spray-on skin patch compositions as described comprising at least one substantially water insoluble film forming agent, at least one film plasticizer agent, at least one water soluble compound, and at least one organic solvent, the composition forming a flexible, porous and physiologically compatible skin patch when sprayed on to skin and allowed to dry. Also described are methods of improving wound healing by administering a physiologically active ingredient to a patient in need of such treatment.

A method of creating small particles by a technology referred to here as “violent focusing” is disclosed, along with devices for generating such violent focusing. In general, the method comprises the steps of forcing a first fluid out of an exit opening of the feeding channel to create a fluid stream. The exit opening is positioned such that the fluid flowing out of the channel flows toward and out of an exit orifice of a pressure chamber which surrounds the exit opening of the feeding channel, and is filled with an atomizing fluid. An atomizing fluid such as a gas is directed towards the first fluid stream in approximately orthogonal directions and surrounding the circumference of the first fluid stream from all sides. The first fluid flow is broken into particles which have dimensions which are smaller than the dimensions of this fluid stream.

An aerosol spray gun used selectively in two spraying modes of small and large patterns is provided. The aerosol spray gun has a throttle valve, an air duct, and a coupling link. The throttle valve has an internal air duct for supplying pressurized air to a patterning air outlet which shapes a paint spraying stream jetted out from the aerosol spray gun, and has a movable valve element to which a compressed spring applies force to open the valve. The air duct created at the tip of the movable valve element supplies a small volume of air from the internal air duct to the patterning air outlet while the movable valve element seats on a valve seat. The coupling link, coupling the movable valve element to the trigger, has an elongated hole to disconnect the trigger from the movable valve element without cooperative relation between them from an initial stage where an operator begins to squeeze the trigger to an intermediate stage before the operator fully squeezes the trigger.

A disposable aerosol generator for use with an inhaler device which includes a heater adapted to volatilize fluid stored in the disposable aerosol generator and method of using the inhaler. The disposable body includes a sealed chamber and an outlet, the chamber being located between first and second layers of material. The chamber holds a predetermined volume of a fluid which is expelled through the outlet when the fluid in the chamber is volatilized by the heater. The disposable body can include a series of spaced apart aerosol generators, each of which can be advanced to a release position at which the heater can heat one of the fluid containing chambers. Prior to heating the fluid, the outlet can be formed by severing the first and / or second layer with a piercing element and the volatilized fluid can be expelled from the outlet into a passage of a dispensing member.

An aerosol dispensing inhaler training device for determining whether a user is properly operating an aerosol dispensing device. The training device includes an aerosol dispensing device having a container with a valve stem extending longitudinally therefrom and movable between a closed position and an open position. The container dispenses a portion of the contents within the container when the valve stem is moved to the open position. The aerosol dispensing device includes a housing adapted to support the container reciprocally moveable within the housing along a longitudinal axis from a first position, the housing comprising a well adapted to receive the valve stem and an exhaust port comprising one end in fluid communication with the well and a second end in fluid communication with the ambient atmosphere, wherein the portion of the contents within the container is dispensed from the first end of the exhaust port to the second end of the exhaust port when the housing moves to an actuation position where the valve stem is actuated so that a portion of the contents within the container is dispensed through the second end of the exhaust port when the valve stem is moved to the open position. An actuation sensor generates a signal that indicates when the housing is moved to the actuation position and the valve stem is actuated. A shake sensor determines whether the contents within the container have been properly agitated for consumption by a user.

A non-burning type flavor inhaler includes an aerosol source that generates an aerosol; an atomizer that atomizes the aerosol source without burning; a power source that supplies power to the atomizer; a light-emitting element; and a control unit that controls the light-emitting element. The control unit controls the light-emitting element in a first light-emitting mode in a puff state inhaling the aerosol, and controls the light-emitting element in a second light-emitting mode different from the first light-emitting mode in a non-puff state not inhaling the aerosol. The second light-emitting mode changes according to a number of puff actions for inhaling the aerosol.

Substrates configured for use with an aerosol agent delivery device to vaporize and deliver an aerosol agent to a user include a carrier and a paste applied to the carrier. The carrier is formed from a non-combustible, thermally conductive, non-toxic and non-off gassing material, such as glass, ceramic or metal. The carrier may be formed in the shape of a solid or porous disc, cupped disc, cylinder or spiral cylinder and the paste may be applied to at least one surface of the carrier. The paste composition may include a binder material, an aerosol agent, such as a therapeutic drug or nicotine, an aerosol forming agent, and an inorganic, inert filler material. The aerosol agent may be derived from an organic plant material, such as ground tobacco, coffee, tea or the like. The aerosol agent may also be provided as a liquid additive, such as liquid nicotine and tobacco flavor.

A method of killing flying insects which method comprises spraying into the air in which insects are flying liquid droplets of an insecticidal composition, a unipolar charge being imparted to the said liquid droplets by double layer charging and charge separation during spraying, the unipolar charge being at a level such that the said droplets have a charge to mass ratio of at least + / -1x10-4 C / kg. An aerosol spray device which is capable of imparting a unipolar charge by double layer charging and charge separation to liquid droplets of a composition sprayed therefrom has a spraying head in the form of an insert in an actuator, the spraying head having a bore through which liquid is expelled having an outlet, preferably with a tortuous periphery, having an L / a ratio of at least 8 (preferably at least 10) where L is the length of the periphery defining the bore outlet in mm and a is the cross-sectional area of the bore outlet in mm2 and the apparatus being constructed such that the droplets are expelled from the spraying head at a flow ratio of at least 0.4 (preferably at least 0.5) grams per second and have a charge to mass ratio of at least + / -1x10-4 C / kg.

Systems and methods are provided for aerosolizing a pharmaceutical formulation. According to one method, respiratory gases are prevented from flowing to the lungs when attempting to inhale. Then, respiratory gases are abruptly permitted to flow to the lungs. The flow of respiratory gases may then be used to extract a pharmaceutical formulation from a receptacle and to place the pharmaceutical formulation within the flow of respiratory gases to form an aerosol.

Buccal aerosol sprays using polar and / or non-polar solvents have now been developed which provide propofol for rapid absorption through the oral mucosa, resulting in fast onset of effect. The buccal polar compositions of the invention comprise formulation I: propofol, a polar solvent and an optional flavoring agent; formulation II: propofol, a polar solvent, a propellant, and an optionally flavoring agent; formulation III: propofol, a non-polar solvent, and an optional flavoring agent; formulation IV: propofol, a non-polar solvent, a propellant, and an optional flavoring agent; formulation V: propofol, a mixture of a polar solvent and a non-polar solvent, and an optional flavoring agent; and formulation VI: propofol, a mixture of a polar solvent and a non-polar solvent, a propellant, and an optional flavoring agent.

A fluid vaporizing device such as an aerosol generator having a tubular heater in the form of thin film of resistance heating material lining a fluid passage and method for forming the tubular heater within the fluid passage. The tubular heater can be heated to volatilize a fluid within the passage. The fluid vaporizing device can be used for the generation of aerosols containing medicated material.

An inhalation therapy device includes a collapsible aerosol storage bag (7) having an opening which connects to the end of a dual port member, one port (8) of which is in fluid communication with a nebulizer. During patient exhalation the aerosol storage bag becomes partially inflated with exhaled gas during the first part of exhalation. The laminar coherent aerosol jet exits the dual port member and remains coherent until reaching the end of the aerosol storage bag, at which time it diverges and expels all exhaled gas from the aerosol storage bag, thus filling the aerosol storage bag with aerosol. All escaping gas exits the aerosol storage bag via the remaining port (9) of the dual port member, where it escapes into the ambient environment through the ambient port. The remaining dual port of the dual port member, in addition to providing means for escaping gas from the aerosol storage bag, is also in fluid communication with the ambient port and the mouthpiece (1). Upon inhalation, the patient inhales the aerosol within the aerosol storage bag, the aerosol produced by the nebulizer during inhalation, and ambient air through the ambient port. The cycle is than repeated indefinitely.

High-performance intermediate temperature solid oxide fuel cells (SOFCs). The SOFCs are ceria-based structures that can achieve a power output of 300 mW / cm.sup.2 at an operating temperature below 600.degree. C. By way of example, the fuel cell as an anode made of NiO / doped-ceria, a thin film of doped-ceria and / or doped zirconia electrolyte is deposited on the anode, and a cathode of cobalt iron based material, such as (La, Sr)(Co, Fe)O.sub.3 or cobalt, ion, magnesium based material, is deposited on top of the electrolyte, and can operate at a temperature of 550.degree. C. The various layers may be deposited by colloidal spray deposition or aerosol spray casting.

An actuating mechanism for aerosol product dispensing containers, and more particularly to a button actuated aerosol spray valve actuating mechanism for actuating an aerosol spray valve and dispensing the aerosol product from the dispensing container.

A sunscreen formulation and a method of dispensing the sunscreen formulation is described in which the sunscreen formulation in the form of an emulsion includes one or more sunscreen agents and one or more propellants contained within an aerosol can such that the sunscreen composition is dispensed from the aerosol can by the propellant(s) in the form of a fine mist spray or fog allowing a uniform film of the sunscreen composition to be applied to the skin of a person to provide a uniform form of protection so as to overcome the harmful effects of the suns rays on the skin.

An aerosol delivery device is disclosed. The aerosol delivery device includes an atomizer and a body. The body has an outlet and houses the atomizer. The aerosol delivery device also includes a structure configured to inhibit liquid droplets of an aerosol precursor from exiting the outlet. Embodiments of the structure include micro-patterned surfaces, absorbers, and macro structures to create droplet capturing chambers.

A botanical environment-friendly pesticide preparation belongs to the technical field of botanical compound pesticides. It is characterized in that the extract of coniferous species is used as the main insecticidal active ingredient, and it is prepared by adding pesticide adjuvants. The raw material composition and weight percentage are: : 50-90% of essential oil extracted from coniferous species; 10-50% of additives; the extract of coniferous species is the essential oil of coniferous conifer and its fractionation products. The present invention uses the essential oil of coniferous species as the main active ingredient, which can be made into concentrated emulsion, powder, wettable powder, water-based spray and aerosol, etc., which can be used to drive away and kill household and agricultural pests and diseases, and can also be used to sterilize crops. It is safe for the environment, has a wide range of sources of raw materials, and is low in cost and easy to popularize and apply.

A system for forming a coating having a desired texture pattern that substantially matches a pre-existing texture pattern. The system comprises an aerosol assembly, texture material, propellant, and an outlet structure. The aerosol assembly comprises a container assembly defining a product chamber, a valve assembly, and an actuator member defining a nozzle opening. The texture material is arranged within the product chamber. The propellant is arranged within the product chamber to pressurize the texture material. The outlet structure defines an outlet orifice. The outlet structure is fixed relative to the actuator member such that fluid flowing along a fluid path flows through the outlet orifice and onto a surface in the desired texture pattern.

An aerosol spray actuator for a pressurized aerosol canister and in particular trigger or button actuated spray actuators having three main parts to simplify the mechanical moving parts of a spray actuator. An actuator button, an actuator base and finally a nozzle piece being inserted at the very end of a product dispensing passage embodied either in the body or the trigger part. A mechanism for permitting and blocking the actuation of the spray actuator is also provided so that inadvertent operation of the actuator can be prevented.

Various embodiments of a breath-activated nebulizer with flow-based fluidic control and related methods of using such a nebulizer are disclosed. The nebulizer may include a body comprising a reservoir for holding medication, a nozzle for emitting a jet of pressurized gas, and a fluid conduit in communication with the reservoir for delivery of the medication proximate the jet to produce an aerosol of medication. The nebulizer may also include a nebulizer outlet in communication with the body for delivery of the aerosol to a patient, an entrainment passage for providing entrainment flow from atmosphere during inhalation by the patient, and a control conduit in fluid communication with the fluid conduit for delivery of a control gas to the fluid conduit to prevent the delivery of the medication proximate the jet. In some exemplary embodiments, the control conduit may comprise a gas passage proximate the entrainment passage to allow the control gas to flow across the entrainment passage. During the inhalation by the patient, the entrainment flow through the entrainment passage may substantially prevent the control gas from flowing across the entrainment passage so as to interrupt the delivery of the control gas to the fluid conduit.

An aerosol inhalation system has an inhalator (2) having an aerosol-generating passage (8) connecting an outside air inlet (6) and a mouthpiece (4) to each other, in which a part of the passage (8) is made up of a tubular electric heater (12); a flexible storage bag (14) prepared separately from the inhalator (2) and containing a solution that is a source of aerosol; and a feed pipette (16) connecting the bag (14) to the inhalator (2), in which the feed pipette (16) has a feed opening (20) opened in the passage (8) and disposed upstream of the heater (12), the solution in the bag (14) is sucked out of the feed opening (20) into the passage (8) and then transferred to the heater (12) with an intake airflow running towards the mouthpiece (4) when the user inhales, the sucked-out solution is heated by the heater (12) to be evaporated, and aerosol is thus generated in the intake airflow.

In one embodiment, a human-powered dry powder inhaler comprises a human-powered compressible component operable to discharge an air pulse at an outlet at a pressure of about 1-40 psi; an inflatable reservoir operable to receive an air pulse discharged from the human-powered compressible component to provide an aerosol of a dry powder pharmaceutical formulation in the reservoir, the reservoir including an outlet valve; and a receiving mask in communication with the outlet valve and operable to receive an aerosol of dry powder from the reservoir and to deliver the aerosol to at least a mouth or nose of a patient. In another embodiment, the inhaler comprises a human-powered compressible component operable to discharge an air pulse at an outlet of a polymeric pressure release valve at a pressure of about 1-40 psi; and a receiving mask in communication with the outlet of the compressible component and operable to deliver an aerosol of dry powder to at least a mouth or nose of a patient. Methods for delivery of a dry powder pharmaceutical formulation to a patient are conducted in the absence of electrical power and circuitry and pre-pressurized propellant gas. Suitable dry powder pharmaceutical formulations may include myo-inositol and / or maltodextrin as a carrier and active ingredients such as vaccines or siRNA.

Buccal aerosol sprays or capsules using polar and non-polar solvent have now been developed which provide biologically active compounds for rapid absorption through the oral mucosa, resulting in fast onset of effect. The buccal polar compositions of the invention comprise formulation I: aqueous polar solvent, active compound, and optional flavoring agent; formulation II: aqueous polar solvent, active compound, optionally flavoring agent, and propellant; formulation III: non-polar solvent, active compound, and optional flavoring agent; and formulation IV: non-polar solvent, active compound, optional flavoring agent, and propellant.

The present application discloses devices and methods for delivering a therapeutic compound to the olfactory epithelium of an animal or human. The device having one or more channels for imparting a circumferential and axial velocity to the discharged fluid, and an outlet that discharges an aerosol spray having a circumferential and axial velocity as it enters the nasal cavity of a user. The device is designed to displace the air in the upper nasal cavity in order to specifically deposit a therapeutic agent on the olfactory epithelium while minimizing pressure and discomfort experienced by the user.

The present invention relates to a therapeutic kit to provide a safe and effective dosage of an antibiotic agent, including an aerosol packaging assembly including: a container accommodating a pressurized product; and an outlet capable of releasing the pressurized product as a foam, wherein the pressurized product comprises a foamable composition including: an antibiotic agent; at least one organic carrier selected from the group consisting of a hydrophobic organic carrier, an organic polar solvent, an emollient and mixtures thereof, at a concentration of about 2% to about 50% by weight, a surface-active agent, about 0.01% to about 5% by weight of at least one polymeric additive selected from the group consisting of a bioadhesive agent, a gelling agent, a film forming agent and a phase change agent, water; and liquefied or compressed gas propellant at a concentration of about 3% to about 25% by weight of the total composition.

In a mass cytometer or mass spectrometer, a sample of elemental tagged particles is transferred from a dispersion to a gas flow through a carrier aerosol spray for atomization and ionization by inductively coupled plasma (ICP) source. The configuration of the sample transfer apparatus allow for total consumption of the sample by passing the sample spray through a deceleration stage to decelerate the spray of particles from its high velocity expansion. Following the deceleration stage, the decelerated sample of particles can be accelerated and focused through an acceleration stage for transferring into the ICP. This effectively improves the particle transfer between the sample spray and the ICP.