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7364140 CPAP apparatus  
A continuous positive airway pressure (CPAP) apparatus to supply pressurized breathable gas to a patient includes a flow generator having a gas inlet and a gas outlet, a humidifier having a gas...
7306205 Humidification system  
Breathing assistance apparatus including humidifier ( 4 ) and heated conduit ( 6 ) adapted to deliver humidified gases at desired and accurate level of humidity to patient. Humidifier includes...
7275540 MRI/NMR-compatible, tidal volume control and measurement systems, methods, and devices for respiratory and hyperpolarized gas delivery  
Ventilator systems include: (a) a mass flow controller; (b) a gas delivery valve in communication with the mass flow controller and configured to selectively dispense a plurality of different gases...
7237770 Humidifier for breathable gas apparatus  
A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the...
7235222 Process for treating waste anesthetic gas  
To provide a process and an apparatus for treating a waste anesthetic gas containing a volatile anesthetic and nitrous oxide discharged from an operating room by introducing the gas into an...
7225807 Systems and methods for aerosol delivery of agents  
Aerosol delivery systems and methods for delivering an agent to a patient are described herein. The present invention includes embodiments comprising an insulated receptacle connected to a body to...
7204248 Fiberoptic nebulizer  
A nebulizer uses air or preferably oxygen to aerate and transport an anesthetic for providing topical anesthesia to the airway passages of a patient undergoing analysis or treatment by any of...
7121276 Personal oxygen concentrator  
An oxygen separator for separating oxygen from ambient air utilizing a vacuum swing adsorption process has a mass of less than 2.3 kg. A carrier is mountable on a person to support the oxygen...
7117867 Aerosol generator and methods of making and using an aerosol generator  
An aerosol generator includes a flow passage having an inlet and an outlet, a heater arranged relative to the flow passage for heating the flow passage, a source of material to be volatilized in...
7032595 Metering device for anesthetics  
A device for metering anesthetic is provided such that a new anesthetic is immediately available for the metering when the anesthetic is changed. The metering device has an assembly unit that can...
6983750 Method for indicating the amount of ventilation inhomogeneity in the lung  
A method of determining ventilation inhomogeneity in the lungs is provided. During the first step of the method, a lung volume series is calculated from a series of measured lung inert gas...
6962154 Metered administration of a therapeutic gas  
The invention relates to a method for the metered administration of a therapeutically effective gas to a patient, comprising a step to remove harmful or undesired substances from the gas-carrying...
6951216 Apparatus and method for use in non-invasively determining conditions in the circulatory system of a subject  
Apparatus and method for providing breathing gases to a subject employs an exchanger taking up a quantity of a given component, such as CO 2 , from expiratory breathing gases passing through the...
6871645 Reduced-oxygen breathing device  
The present invention includes a non-rebreathing circuit coupled with computer-controlled gas adjustments. Ambient air is diluted with nitrogen on a breath-by-breath basis to provide precise...
6863067 Device for exchange of gas volume  
A device for exchanging gas volumes in an anesthetic system has an inlet, an outlet, a first chamber arranged between the inlet and the outlet, a second chamber arranged between the inlet and the...
6830047 Anaesthetic controller  
For automatic supply of an active substance to a patient's body ( 14 ) the supply rate (R) of an infusion pump ( 13 ) is evaluated. The supply rate is processed in a patient model ( 11 ) which...
6799570 Method of maintaining constant arterial PCO2 and measurement of anatomic and alveolar dead space  
A method to maintain isocapnia for a subject. A fresh gas is provided to the subject when the subject breathes at a rate less than or equal to the fresh gas flowing to the subject. The fresh gas...
6725860 Monitoring process for metering different gaseous anesthetics  
A monitoring process for the reliable metering of different gaseous anesthetics uses a gaseous anesthetic monitor designed as only a single-channel monitor for determining the concentration of only...
6718979 Oxygen mask assembly  
An oxygen mask assembly including an oxygen dilutor assembly with air inlet apertures located in a top wall thereof for diluting the oxygen flowing therethrough. In one embodiment, the mask...
6698425 Powder inhaler  
A dry powder inhaler for use with a blister pack is disclosed. The inhaler has a dosing mechanism that releases powder from a variable number of blisters in the blister pack into an inhalation...
6694978 High-frequency oscillation patient ventillator system  
A patient ventilator system has a high-frequency oscillation ventilator connectable to a patient circuit and operable to induce oscillations within gas in the circuit at a predetermined...
6691705 Arrangement and process for controlling a numerical value for patient respiration  
An arrangement with a control circuit for controlling a numerical value for patient respiration as well as to a process for controlling the numerical value. The numerical value is controlled on the...
6581592 Purge system for nitric oxide administration apparatus  
A nitric oxide delivery system is disclosed that delivers a pulsed volume of NO containing therapeutic gas to a patient upon each inhalation of the patient. The NO delivery system includes certain...
6554260 Humidifier for breathable gas apparatus  
A humidifier for use with a breathable gas supply apparatus includes a hollow body adapted for partial filling with water to a predetermined maximum water level, a gas inlet to the body above the...
6553990 Process for changing the concentration in an anesthesia apparatus  
A process, system and apparatus for changing the concentration in an anesthesia apparatus with a fresh gas metering unit ( 14 ) and a pressure sensor ( 17 ) in the breathing circuit, with a volume...
6467478 Gas mixing apparatus for a ventilator  
The gas mixing apparatus provides the components of a breathing gas for mixing at approximately ambient atmospheric pressure, and regulates the pressure of a selected gas to approximately ambient...
6443150 Anaesthetic vaporizer  
An anaesthetic vaporizer for dosing a liquid anaesthetic has a liquid container for the anaesthetic, and outlet tube from the liquid container to a dosing point, a first regulator for regulating a...
6367470 Nebulizers  
A nebuliser having elements for determining the duration of a pulse of atomisation during inspiration, including elements for measuring the tidal volume of a patient timing elements for measuring...
6298845 Vaporizer  
A vaporizer for vaporizing a liquid anaesthetic has an inlet for a carrier gas, an outlet for the carrier gas and vaporized anaesthetic, a flow channel connecting the inlet to the outlet, a chamber...
6260550 Device and process for controlling a respirator  
A respirator with an inhalation line (5) connected to a gas supply device (2) and with an exhalation line (7) connected to an exhalation device (3), with a Y piece (8) connecting the inhalation...
6186143 Apparatus for supplying atmospheric air and at least one additional gas to a respirating subject  
An apparatus for supplying air and at least one additional gas to a respirating subject has a container with an open end for receiving air, which is connected to a tubing system for conveying gas...
6155256 Fresh gas system and a method for vaporizing a liquid anaesthetic  
In a fresh gas system and a method for vaporizing a liquid anaesthetic in an anaesthetic machine, a gas preparation unit prepares a flow of fresh gas having a gas mixture from at least two sources...
6123074 Oxygen mixing in a blower-based ventilator  
An oxygen mixing arrangement for or in a pressure support ventilator, in which a modular oxygen-providing assembly is selectively insertable into a greater respiration apparatus. Mixing accuracy...
6024087 Emergency oxygen flowmeter arrangement  
An emergency oxygen system that provides a flow of oxygen to the patient undergoing anesthesia in the event of a detected fault in the overall supply and mixing system of the anesthesia system. The...
5967141 Method and apparatus for metering an anaesthetic to a patient  
The invention relates to a method and apparatus for metering to a patient an anaesthetic vaporized from anaesthetic liquid held in a liquid space (27) of a liquid container (18) into a gas space...
5954049 Equine mask with MDI adapter  
A mask is provided for administering medication, particularly asthmatic medication, to equine animals, particularly horses. The mask has a body that fits over the nostrils of the horse. An...
5890490 Therapeutic gas flow monitoring system  
A therapeutic gas delivery device includes a monitor having an inlet and an outlet, a source of therapeutic gas in fluid communication with the monitor inlet, and a gas delivery tube in fluid...
5871009 Method and apparatus for mixing a gas containing nitric oxide with a gas containing oxygen  
During the administration of NO to a patient, NO reacts with oxygen in the respiratory gas to form NO 2 . Since NO 2 is a toxic gas, minimizing the formation of this gas is important. A previously...
5855201 Gas exchange apparatus  
Disclosed is a small-sized gas exchange apparatus of high performance having an increased gas exchange rate and a reduced priming volume, comprising a hollow fiber module M 1 formed by bundling a...
5845633 Dosing device for adding a controlled amount of a gas to a fluid  
In a dosing device and method for controlled dosing of a first gas into a second gas or liquid membrane which is permeable to the first gas separates the first gas from the second gas or liquid....
5839433 Nitric oxide treatment  
The invention is a method and apparatus for treatment in which nitric oxide is supplied from a source to a patient for inhalation incorporating a regulator to control the flow of nitric oxide from...
5810002 Respirator  
A respirator with a breathing gas delivery unit having a variable delivery volume, with a breathing circuit having an inspiration branch and an expiration branch, and with a feed line for breathing...
5755220 Flow adjusting valve for anesthetic device  
A flow adjusting valve for an anesthetic device has adjusting valves for an anesthetic gas other than oxygen, as well as for oxygen, respectively, both being contained in a valve main body. The...
5752504 System for monitoring therapy during calibration  
A system for continuing the monitoring of certain gases delivered to a patient during the administration of nitric oxide to provide therapy to the patient. The nitric oxide is controlled by a...
5743251 Aerosol and a method and apparatus for generating an aerosol  
An aerosol is formed by supplying a material in liquid form to a tube and heating the tube such that the material volatizes and expands out of an open end of the tube. The volatized material...
5732693 Pause control of nitric oxide therapy  
A system for the delivery of nitric oxide therapy to a patient that allows interventions by a user by activating a pause mode through a user input. A CPU in the system recognizes the activation of...
5730119 Method and device for identifying anaesthetic in an anaesthetic system  
For preventing a patient from being administered an erroneous anaesthetic, an incorrect concentration of anaesthetic or a mixture of anaesthetics, an anaesthetic system is equipped with a device...
5727545 Gas mixing system for an anaesthetic apparatus  
A gas-mixing system for anaesthetic apparatuses has a vaporizer unit for liquid anaesthetic, a first gas line carrying a specific first flow of gas to the vaporizer unit, and a second gas line...
5722449 Arrangement in connection with a gas mixer  
An arrangement in connection with a gas mixer, which is arranged to form a mixed gas of oxygen and another gas to be mixed with it. To provide a simple and reliable arrangement, before the mixed...
5687709 Ventilator anesthetic system having a manually operated safety valve device  
Ventilators and anesthetic systems are generally equipped with a number of different safety functions. An improved, manually operated safety valve device has a valve element, slideingly or...
Matches 1 - 50 out of 162 1 2 3 4 >