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5170782 |
Medicament nebulizer with improved aerosol chamber
An improved aerosol chamber for an ultrasonic nebulizer which prevents relatively large medicament droplets from being inhaled by a patient. The chamber has a housing formed from a polycarbonate...
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5168866 |
Vaporizers usable with anesthetics having a boiling point near the ambient temperature
An anesthetic vaporizer 1 of the by-pass type includes a vaporizing chamber 12 containing an anesthetic agent which at normal atmospheric pressure has a boiling point of approximately 25° C. The...
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5161524 |
Dosage inhalator with air flow velocity regulating means
A breath actuated inhalator having a primary and a secondary air flow conduit wherein regulator means are provided in the secondary air flow conduit to planate maximum air flow velocity through the...
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5159924 |
Method and apparatus for selectively mixing gases
A mixing device for respiratory, therapeutic, or anesthetic uses provides two of three gases to a mixed gas outlet. A gas selecting means fluidly connected with a first and second gas supplies...
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5156776 |
Aerosol generating system
An aerosol generator useful as an atomizer for controllably and reproduci producing wet or dry aerosols for inhalation studies, including a nebulizer for producing an aerosol from a liquid and an...
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5152284 |
Disposable inhaler with pre-pierced capsule
A disposable inhaler (10; 50; 60) for administering medicaments in finely divided form contained in capsules (22) comprises a body (12) enclosing a nebulization chamber (20), the capsule being...
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5146915 |
Anesthetic vaporizers
An anesthetic vaporizer 1 for use particularly with anesthetic agents having a low boiling point comprises an inlet 2 for carrier gas an an outlet 4 for carrier gas and gaseous anesthetic agents. A...
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5121746 |
Anaesthetic and respirator breathing circuit device
A simple flexible connector tube for use between an anaesthetic machine or a respirator is described. A flexible corrugated pipe is divided by an internal common wall into a larger and smaller flow...
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5119807 |
Pressurized medical ventilation system
A pressurized ventilation system to supplement patient respiration which enables introduction and atomization of prescribed liquids and removal of condensation while maintaining pressurization and...
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5119810 |
Ventilating apparatus that maintains low/constant compliance
The invention is directed to a ventilating apparatus including a ventilating device and a closed breathing circuit wherein fresh gas is metered by means of a controller via a fresh gas line. A...
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5110806 |
Lung surfactant compositions
An improved synthetic lung surfactant consists essentially of dipalmitoyl phosphatidyl choline, a C-14 to C-18 fatty alcohol (preferably hexadecanol), and a non-toxic nonionic surface active agent...
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5109838 |
Visually monitored anesthesia breathing circuit
In order to visually monitor all aspects of a breathing circuit, a visually monitored anesthesia breathing circuit is disclosed. The circuit includes a transparent absorber having a disposable...
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5099834 |
Method for anesthesia
A method for anesthetizing a patient comprising providing to the patient for breathing stable xenon, oxygen and helium and a gas mixture suitable therefor.
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5099833 |
High efficiency nebulizer having a flexible reservoir
A medication aerosol delivery system is described. The system is unique in that it includes a flexible reservoir for receiving medicated aerosol from a nebulizer when a patient is not inhaling. The...
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5094235 |
Anesthesia ventilating apparatus having a breathing circuit and control loops for anesthetic gas components
The invention relates to an anesthesia ventilating apparatus having a breathing circuit and a plurality of control loops for the anesthesia gas, the anesthesia agent and the carbon dioxide exhaled...
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5080093 |
Intermittant signal actuated nebulizer
A self-contained, high capacity nebulizer, having automatic mixing and temperature control features is provided. The nebulizer may be adapted for use in conjunction with mechanical respirators,...
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5074296 |
Respirating apparatus for patients
Respirating apparatus for patients, formed by a housing which encloses means for forming and administering the respiratory gas, and in which the housing has the shape of a three sided prism or a...
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5072726 |
Vaporizer for inhalation anesthetics during high-frequency jet ventilation and associated method
A vaporizer that may be used in high-frequency jet ventilation (HFJV) is closed. The vaporizer operates on the principle of airblast atomization. The vaporizer provides inhalation anesthesia and is...
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5070870 |
Dispensers for powdered medication
A dispenser (10) for powdered medication comprising a housing (50) for piercing a capsule containing powdered medication, a generally cylindrical member (30) adapted to receive the capsule and in...
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5069204 |
Inhaler
An inhalation device comprising: (i) a breath-actuated inhaler comprising a medicament reservoir mounted within a housing which comprises a mouthpiece and breath-actuation means which prevents...
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5065753 |
Air-moisture generation system
A simple air-moisture generation system is provided which employs a tank holding liquid to a level which leaves an air space, above the liquid. An air compressor is provided for furnishing a source...
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5063922 |
Ultrasonic atomizer
The invention concerns an ultrasonic atomizer (10), which is intended for an inhalation treatment apparatus for persons suffering from respiratory diseases. The ultrasonic atomizer (10) comprises...
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5062423 |
Equine aerosol drug delivery method and apparatus
A method of and apparatus for delivering a dose of an aerosol drug to the lungs of a large animal, such as a horse. A distal end of an endotracheal-like nasal tube is inserted through a nostril of...
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5056511 |
Method and apparatus for compressing, atomizing, and spraying liquid substances
The method and apparatus for atomizing and spraying liquid substances serves in particular to produce clouds for inhalation purposes. The liquid substance to be atomized is compressed to such an...
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5054478 |
Nebulizer
A nebulizer has a body with oxygen inlet and outlet ends through which oxygen flows. An aspirator is provided within the body in communication with a water supply conduit for aspirating water into...
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5044361 |
Method and apparatus for reuse of anesthetics
A method and an apparatus for reuse of anesthetics in inhalation anesthesia is described. In the method, fresh gas is mixed with highly concentrated anesthetic from an anesthetics evaporator (3) in...
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5044363 |
Adsorption system for scavenging anesthetic agents from waste gas released during surgical activity
A cartridge loosely containing powdered activated charcoal is connected to a conventional anesthetic administration system of the type commonly used in veterinary surgical facilities. The cartridge...
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5042472 |
Powder inhaler device
A powder inhaler device not requiring a propellant is disclosed which comprises a unit dose package and delivery system which is breath actuated and permits a patient to inhale through the mouth a...
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5036840 |
Nebulizer system
Respiratory apparatus comprising a member forming first, second and third connected gas flow passages. A patient device is connected to the third passage for conducting gas flow to and from a...
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5036847 |
Breathing aid
Breathing aid comprising a tube (4) which forms a main channel (5) and which is intended to be connected by its distal end (3) to a breathing tract of a patient so that the main channel (5)...
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5031613 |
Nebulizing catheter
A nebulizing catheter and method for delivering a nebulized medication to a patient. The catheter includes an hour-glass shaped neck near its distal end and one or more perforations formed in the...
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5027809 |
"Peeper" performance hand held nebuilizer attachment with adjustability of expiratory pressures and expiratory restriction
An attachment for a prior art, hand-held, aerosol generating nebulizer, which enables the patient by flexing a flexible hose containing adjustable exhalation holes to control range of passive to...
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5025806 |
Medical ventilating and a spirating apparatus and methods
Ventilating/aspirating apparatus, and related methods, the apparatus comprising novel medication effluent structure forming a part of a ventilating/aspirating fitting immediately adjacent the...
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5022587 |
Battery powered nebulizer
A battery powered nebulizer (10) includes a portable housing (58) containing a battery power supply (13), pump-motor combination (14), air compressor (16) and control circuitry (20). The control...
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5014693 |
Ceiling-mounted gas delivering unit for use in a catheter laboratory
A low-bulk gas delivering apparatus for use in a catheter laboratory is provided. The apparatus includes a universally articulatable support arm, one end of which is adapted to mount onto a ceiling...
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5005569 |
Ventilatory air humidifier for a breathing equipment
An air venting humidifer for breathing equipment which is installed in the duct draft of a ventilation air tube between a ventilation air source and a ventilation air connection piece comprises a...
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5002048 |
Inhalation device utilizing two or more aerosol containers
The invention includes an inhalation device for delivering medication from two or more medicinal aerosol containers. An L-shaped housing includes a mouthpiece opening at one end and chambers at the...
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4993411 |
Ultrasonic oxygen humidifier
A closed vertical mixing chamber is defined above a predetermined plan area of a body of water and an upright tubular member including open upper and lower ends is supported over a central zone of...
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4989597 |
Apparatus for administration of at least two gases to a patient
An apparatus for administration of at least two gases to a patient is described. The apparatus comprises a patient circuit (40) which consists of a circle system for rebreathing and a drive circuit...
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4989595 |
Aspirator/nebulizer
A respiratory care device utilizes pressurized oxygen to pump an oxygen/air mixture to the patient. The device comprises a coupled turbine and blower. The pressurized oxygen drives the turbine...
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4984158 |
Metered dose inhaler biofeedback training and evaluation system
A visual and auditory biofeedback system instructs patients in proper techniques of inhalation to administer aerosol drugs with Metered Dose Inhaler (MDI) devices. The system displays desired...
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4973582 |
Artificial lung surfactant and remedy for respiratory distress syndrome containing it as active principle
An artificial lung surfactant comprising (a) phosphatidyl choline and cardiolipin and/or phosphatidyl choline and cardiolipin and/or phosphatidyl glycerol in addition as phospholipids, wherein the...
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4953547 |
Drug administering endotracheal respiration systems
An improved drug administering respiration endotracheal system which permits simultaneous multiple injection of life-saving medication into the lungs of the patient without interruption of the flow...
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4941469 |
Portable ventilator apparatus
Ventilator apparatus comprises a cyclically-operated reciprocating pump, a delivery tube for delivering pressurized air to a patient, an exhalation valve assembly producing breathing cycles in...
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4941467 |
Humidification face mask
A humidification face mask comprises an inner mask member and an outer mask member which are bonded together in a sealed manner along the lower and side edges to define therebetween a concavity for...
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4938209 |
Mask for a nebulizer
A mask for nebulizer cup or other nebulizing apparatus. The mask (10) comprises a body (14) defining a rearwardly opening cavity (20) for receiving at least a portion of the face of a patient, and...
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4938210 |
Inhalation chamber in ventilator circuit
A ventilator breathing circuit is provided with an inline axially extensible inhalation chamber. Telescoping conduits are disposed within the chamber and normally are in fluid communication. The...
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4932398 |
Anaesthetic vaporizer interlock system and connector for anaesthetic apparatus
An anaesthetic apparatus having a plurality of vaporizers is provided which utilizes an interlocking device which prevents more than one vaporizer from being activated at one time. The interlock...
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4932401 |
Two-gas variable ratio, variable dose, metering system and method of use
A displacement metering device for administering a mixture of oxygen and an anesthetic gas to a patient measures single dose quantities of each of the two gases in separate sets of gas displacing...
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4928683 |
Respirating apparatus for patients
Respirating apparatus comprising a pump, by means of which respiratory gas may be circulated in a closed line system in which the pressure may be varied in accordance with a certain respirating...
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