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| Number | Title | Issue Date |
| 7303156 | Generation and usage of microbubbles as a blood oxygenator A micro-nozzle for generating micro-bubbles. The micro-nozzle includes a liquid inlet forming a liquid path, a gas inlet, and a constricting wall positioned in the liquid path and shaped to abruptly constrict said liquid path to a width of less than approximately 20... | 12/04/2007 |
| 7229028 | Aerosol impingement baffle An aerosol impingement baffle, and more particularly, an aerosol impingement baffle employed in ultrasonic nebulizers, wherein the impingement orifices thereof are formed by disposing line-shaped impingement grooves at the inner breadth of the impingement baffle, th... | 06/12/2007 |
| 7131603 | Micro-mist generation method and apparatus A liquid (10) stored in a generation chamber (2) is sprayed by an injection nozzle (33) using pressurized gas introduced to it. This strikes a buffer valve (4) where it is atomized. The generated mist is held in the generation chamber ( | 11/07/2006 |
| 7131439 | Nebulizer apparatus and method A nebulizer for efficiently and reliably delivering aerosolized fluid to an inhaling patient is disclosed. The nebulizer includes a fixed diverter and a movable fluid orifice or fluid pathway connected with an actuator for responding to an inhalation or a manual act... | 11/07/2006 |
| 6536685 | Foamer A foam dispenser utilizes a deformable reservoir, a foamable fluid and air or other gas; a discharge device and an arrangement for producing foam that includes a plurality of mesh screens. When the dispenser is operated, air from inside the dispenser is m... | 03/25/2003 |
| 6513727 | Liquid atomizer device The present invention relates to a liquid atomizer device for producing aerosols. The device includes a first housing part (A) which includes an inner member (3) of an atomizer nozzle and a first connection for connecting the first housing part (A) to a f... | 02/04/2003 |
| 6405944 | Spraying attachment and appliance A nebulizing attachment having a body with an open conical chamber formed therein. The body includes a nozzle with a sharp edge behind which a perforation is formed for supplying air under pressure. Another nozzle is provided in communication with the ope... | 06/18/2002 |
| 6357669 | Nozzle A nozzle 10 which receives first and second materials 24, 30 and which has an outlet aperture 18. The first material 24 is received within the outlet aperture 18 and is atomized by the second material 30 within the outlet aperture 18 before it is emitted ... | 03/19/2002 |
| 6338443 | High efficiency medical nebulizer A pneumatic nebulizer that produces a high volume of aerosols for inhalent delivery of medications and other constituencies. High pressure gas formed into a gas jet is passed through a thin choked region of fluid that is entrailed and impinged upon an aer... | 01/15/2002 |
| 6176234 | Mouthpiece for a nebulizer A mouth piece exhalation valve for a nebulizer or breathing circuit. The nebulizer has an internal passageway containing an offset causing an inspiration mist flow to bypass the exhaust valve without impingement. The offset includes a deflector which aids... | 01/23/2001 |
| 5655520 | Flexible valve for administering constant flow rates of medicine from a nebulizer A nebulizer is improved by placing a flexible valve in the ambient air inlet tube. Inhalation suction and Venturi effect shut down the flexible valve in proportion to the strength of the inhalation. Thus, the same output flow rate is obtained even with va... | 08/12/1997 |
| 5570840 | Hand-held spraying apparatus Improved hand-held, hand-powered spraying devices are provided herein. The improvement provides the ability to spray viscous fluids in an even consistent spray without the use of propellants or outside compressed air or power sources. The spraying apparat... | 11/05/1996 |
| 5549102 | Nebulizer, especially for application in devices for inhalation therapy The invention relates to a nebulizer, especially for application in devices for inhalation therapy. The nebulizing chamber 1 is closed at the bottom by a liquid collection region 2. The liquid mist is inhaled by the patient through a short suction pipe 4 ... | 08/27/1996 |
| 5520337 | Controllable discharge head for controlling the flow media delivered therethrough A discharge head is connected to a double pump for air and liquid. The air and liquid are separately passed by pump actuation through a flow calming member and then into a combining member in a way such that the air enters in the form of numerous individu... | 05/28/1996 |
| 5490630 | Hand-held aerosol dispenser for therapeutic liquids A hand-held aerosol dispenser for a therapeutic liquid for inhalation therapy with an atomizer nozzle disposed in a housing for the delivery of compressed air is provided with a detachable reservoir for the liquid. The liquid is aspirated by the Venturi p... | 02/13/1996 |
| 5411177 | Foam dispensing apparatus A foam dispensing apparatus which includes a foamable liquid container and a foam generating device for mixing a gas with a foamable liquid. The foam generating device has a plurality of passages through which pressurized gas flows simultaneously with foa... | 05/02/1995 |
| 5312046 | Liquid atomizer A liquid atomizer having only two housing sections, which can be forced into engagement, so that the prescribed distances within the segment forming the nozzle body are set semi automatically. In addition, at least one of the housing sections is equipped ... | 05/17/1994 |
| 5289952 | Device for dispensing foam, and push-button for a device of this kind The device comprises a pump (10) for delivering a liquid with a foaming agent from a container (R). The displacement of a rigid push-button (14) causes a variation in the volume of an annular chamber (13), and a return air inlet valve (22) allows for the ... | 03/01/1994 |
| 5194115 | Loop producing apparatus An improved loop producing apparatus includes an adhesive gun and a nozzle member for emanating a bead of adhesive in a spiral pattern caused by the direction of air jets toward the adhesive bead as it emanates from the nozzle. A plenum chamber just upstr... | 03/16/1993 |
| 4991779 | Foam generating device A foam producing device for the alternative dispensing of foams or liquids comprising a porous element a partially gas permeable wall, a gas distributing plenum a gas entry port in fluid connection with said plenum; a second wall opposite the outer surfac... | 02/12/1991 |
| 4942874 | Steam inhaler An improved steam inhaler for producing steam from water and aspirating inhalation liquid having a certain medical efficacy with the steam, comprising: a water supply tank, a first conduit, a first heating chamber, a second conduit, a second heating chamb... | 07/24/1990 |
| 4901925 | Foam generating device An article for generating foams from foamable liquids and pressurized gases comprising a housing encompassing a hollow porous element in fluid connection with the gas source through an inlet port in the housing, a mixing chamber comprising the space betwe... | 02/20/1990 |
| 4836452 | Efficient artificial smoke generator An artificial fog generator device is provided with air jet pipes, an oil bath, filtering screens, and an enclosing housing to include all of these elements, and outlet channels for directing the generated cloud of oil bubbles from the housing, and an air... | 06/06/1989 |
| 4792097 | Non-sputtering nebulizer An improved nebulizer for substantially complete discharge of liquid before "sputtering" occurs includes a housing having a mist outlet, and an aspirating structure including a nozzle having a base portion at one end thereof within the housing. The nozzle... | 12/20/1988 |
| 4750650 | Extended surface apparatus for use in dispensing liquids Extended surface apparatus contained within a vessel for dispensing a liquid and connected to a nozzle assembly fitted to the vessel comprises an array or arrays of spaced apart elements and a communicating device connecting the array or arrays to the noz... | 06/14/1988 |
| 4746067 | Liquid atomizing device and method A device and method for aerosolizing a liquid in a gas using a pressurized gas by creating the fog or "steam" at atmospheric pressure and room temperature. The liquid is drawn into the gas stream using a venturi pipe. The amount of entrained liquid is enh... | 05/24/1988 |
| 4732326 | Apparatus for producing aerosols from liquids Generator for producing aerosols from liquids including an atomizer mounted in a vessel which is provided with an aerosol outlet. The outlet of the vessel is connected to an ejector operated by a gaseous driving agent. The atomizer is assembled from a plu... | 03/22/1988 |
| 4702415 | Aerosol producing device An apparatus and method are disclosed for applying an active ingredient as an aerosol. A transducer (22) for creating an aerosol includes a propellant inlet (96) and a chamber defined by at least one chamber wall (128) confluent with the propellant inlet.... | 10/27/1987 |
| 4635857 | Atomizing apparatus A perforated planar member is spaced from the outlet of a vortex generating transducer and a tube is coupled between the outlet of the transducer and the perforated member to completely close the space therebetween. Preferably, the perforated member is a ... | 01/13/1987 |
| 4620670 | Gas-powered nebulizer The nebulizing device (44') and apparatus (10) for supplying nebulized liquids or powders for inhalation is provided. The device (44') include a base (108) having a closed bore (50) and an annular passageway (60) extending from the bore to an outlet (62).... | 11/04/1986 |
| 4588129 | Nebulizer An improved nebulizer for directing an aerosol from a spray orifice toward an outlet pipe against a target comprises a convex target surface substantially enlarged relative to the diameter of the spray orifice and a cylindrical hood coaxially surrounding ... | 05/13/1986 |
| 4477000 | Apparatus for forming portions of soap foam An apparatus for forming and dispensing portions of soap foam or lather is provided with a double-acting compressed air membrane pump for generating compressed air and with a soap solution dosing pump. Both pumps are operated by means of a single lever wh... | 10/16/1984 |
| 4429835 | Spray-diffuser The invention relates to a spray-diffuser for the atomization of liquids or solid substances, such as medicaments, with the help for the flow of compressed air, particularly for inhalation purposes. The spray-diffuser comprises a spray-diffuser nozzle (3)... | 02/07/1984 |
| 4301970 | Powered aerosol spray device A powered aerosol spray device includes an internally disposed motor, a fluid reservoir and a baffle arrangement for filtering a liquid and air mixture in order to provide a fine micelles controlled spray.... | 11/24/1981 |
| 4274594 | Foam generating and dispensing device A squeeze type foamed liquid dispensing device comprising a squeeze container, an inner cap threaded on the container and defining a mixing chamber receiving a secondary porous foaming member thereabout, a check valve chamber, an air intake port and an ai... | 06/23/1981 |
| 4251033 | Mist generating structure and molding apparatus therefor A mist generator for producing mists having uniformly fine particles which includes a housing having a base, a nozzle extending upwardly therefrom and a compressed gas inlet coupled to the nozzle and a cooperating structure disposed within the housing and... | 02/17/1981 |
| 4247025 | Aerosol valve having liquid-phase/vapor-phase mixer-homogenizer Aerosol valve is provided with a mixer-homogenizer plate disposed in the bottom of the valve cup. Vapor tap passing vapor into a central chamber between the valve inlet and the homogenizer plate creates a swirl in that chamber and subsequent passage of th... | 01/27/1981 |
| 4231973 | Nebulizer with variable flow rate control and associated method A nebulizer device for use in a breathing circuit is disclosed. The device consists of a nebulization chamber in flow communication with a gas inlet and a gas outlet. The gas inlet is configured to be coupled to a source of gas which is directed into the ... | 11/04/1980 |
| 4222525 | Arrangement for spraying liquid from a bottle An arrangement for spraying liquid from a bottle comprises an air pump and a member which actuates the pump when a spraying action is desirable. The air flow is transmitted into the interior of the bottle to pressurize the liquid and urge the latter into ... | 09/16/1980 |
| 4150071 | Nebulizer The invention relates to a nebulizer of simple three-piece construction, adapted by its design to be injection molded for delivering to a patient, entrained in a stream of oxygen or other gas flowing at a modest rate (such as 6 to 8 liters a minute) a qua... | 04/17/1979 |
