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7100608 |
Determination of mask fitting pressure and correct mask fit
A method for determining a mask-fit test pressure to be applied to a wearer's mask by ventilatory assistance apparatus includes adaptively determining the mask-fit pressure from prior use.
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7100607 |
Breathing gas delivery method and apparatus
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure...
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7089936 |
Device for detecting the respiratory activity of a person
A method and a device are provided for detecting the respiratory activity of a person and for controlling the time progression of breathing gas pressure, especially in accordance with physical...
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7089937 |
Determining suitable ventilator settings for patients with alveolar hypoventilation during sleep
A method and apparatus for determining suitable settings for a servo-ventilator to be used during sleep. Respiratory characteristics of a patient are measured during an awake learning period. With...
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RE39225 |
System and method for adjustable disconnection sensitivity for disconnection and occlusion detection in a patient ventilator
The system and method for detecting disconnection and occlusion of a tubing system of a patient ventilator detects disconnection of the tubing system, opens the exhalation valve, delivers an idle...
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7086399 |
Apparatus for delivery of humidified gases therapy, associated methods and analysis tools
Apparatus for delivery of humidified gases therapy includes a humidifier. A recorder records. An output interface allows for outputting of the recorded data. The recorder may also record data...
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7083574 |
Non-invasive device and method for the diagnosis of pulmonary vascular occlusions
The invention involves a device and method for ascertaining the functioning of the respiratory system and determining whether a pulmonary embolism is present. The device comprises an apparatus...
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7082945 |
Ventilator and methods for treating head trauma
In one embodiment, the invention provides a device for decreasing intracranial or intraocular pressures. The device comprises a housing having an inlet opening and an outlet opening that is adapted...
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7077133 |
Oxygen enriching apparatus, controller, and recording medium
A small oxygen enriching apparatus which can supply oxygen-enriched gas at high flow rate without imparting unnatural sensation to a user, as well as a controller and recording medium therefore. In...
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7077132 |
Ventilatory assistance for treatment of cardiac failure and Cheyne-Stokes breathing
Method and apparatus for the treatment of cardiac failure, Cheyne Stokes breathing or central sleep apnea are disclosed. A subject is provided with ventilatory support, for example positive...
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7077125 |
Apparatus for administering aerosols
A stationary inhalation apparatus for the individual controlled inhalation of therapeutic aerosols comprises a drug-release means 3, at least one drug reservoir 2, a reader 4 for reading out...
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7066173 |
Medical ventilator and method of controlling same
Embodiments of the present invention described and shown in the specification and drawings include a system and method for monitoring the ventilation support provided by a ventilator and...
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7066175 |
Portable gas powered positive pressure breathing apparatus and method
A portable positive pressure breathing apparatus includes a demand valve with a supply inlet port adapted to be connected to a pressurized source of oxygen and an outlet port adapted to be...
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7066180 |
Method and system for measuring airflow of nares
A method and system for measuring airflow through nares. One exemplary embodiment comprises: measuring an attribute of an airflow through a first naris; measuring an attribute of an airflow through...
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7056494 |
Method of treating a systemic disease
A method and dispenser for treating a systemic disease in a patient in need of such treatment is disclosed. The method comprising maintaining the inspiratory flow rate and volume of the patient to...
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7055522 |
Patient-ventilator synchronization using dual phase sensors
An improved ventilator which delivers ventilatory support that is synchronized with the phase of the patent's respiratory efforts and guarantees a targeted minimum ventilation. Improved...
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7051735 |
Interactive pressure support system and method
An interactive pressure support system and method employing a pressure generating system that provides a pressure therapy to the pulmonary system of a patient and an interactive system associated...
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7051736 |
Endotracheal tube pressure monitoring system and method of controlling same
An endotracheal tube pressure monitoring system for an endotracheal tube having at least pressure sensor in communication with a major lumen of the endotracheal tube, and a pressure monitoring...
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7044129 |
Pressure support system and method
A pressure generating system and method for generating a flow of fluid at a pressure above atmospheric pressure. The system includes a pressure generator and a pressure regulator downstream of the...
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7040318 |
Ventilator
A novel ventilator, which can be operated from main power, an internal or external battery supply, includes an integral compressor, valves, sensors, and embedded web server. The embedded web server...
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7040321 |
Method for controlling a ventilator, and system therefor
A method for controlling breathing gas flow of a ventilator for assisted or controlled ventilation of a patient as a function of a tracheobronchial airway pressure of the patient. A ventilator...
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7028686 |
Inhaled insulin dosage control delivery enhanced by controlling total inhaled volume
Dosages of inhaled insulin are controlled within a narrow range by controlling the total volume of air inhaled by a patient. By repeatedly delivering aerosolized insulin with the same total inhaled...
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7021310 |
Proportional pressure assist ventilation controlled by a diaphragm electromyographic signal
A closed loop system uses (a) the intensity of the diaphragm electromyogram (EMG) for a given inspiratory volume; (b) the inspiratory volume for a given EMG intensity; or (c) a combination of (a)...
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7018341 |
Methods and apparatus for stroke patient treatment
Methods and apparatus for assessing the condition of and treating patients for stroke during the delivery of continuous positive airway pressure (CPAP) are disclosed. By determining central and...
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7013893 |
Respiratory apparatus with improved flow-flattening detection
In a respiratory apparatus for treatment of sleep apnea and other disorders associated with an obstruction of a patient's airway and which uses an airflow signal, an obstruction index is generated...
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7011087 |
Apparatus and method for the treatment of an upper airway flow limitation
An apparatus and a method for the treatment of an upper airway flow limitation, the apparatus including a means to detect an interruption in an upper airway inspiratory flow rate of the patient and...
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7011091 |
Average volume ventilation
A ventilator supplies a plurality of volumes of fluid to a patient during a like plurality of inhalations by the patient. Each volume of fluid is supplied at an inspiratory positive airway pressure...
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7007693 |
Device and method of reducing bias flow in oscillatory ventilators
A device and method of ventilating a patient reduces the bias flow relative to existing oscillatory ventilators. The device has a gas flow circuit including an oscillating line, a patient line and...
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7007692 |
Method and system of sensing airflow and delivering therapeutic gas to a patient
Methods and related systems for individually sensing airflow in the breathing orifices of a patient, and preferentially delivering therapeutic gas to those breathing orifices based on the amount of...
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7008380 |
Automatic lung parameter estimator
A device for determining one or more respiratory parameters relating to an individual is disclosed, as well as a method for determining one or more respiratory parameters by means of the device,...
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6997881 |
Ventilator patient synchronization
A method and apparatus that provides an expert system for determining respiratory phase during ventilatory support of a subject. Discrete phase states are partitioned and prior probability...
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6995665 |
System and method for identifying, monitoring and evaluating equipment, environmental and physiological conditions
A system and method are disclosed for identifying monitoring and evaluating hazardous or potentially hazardous conditions. The system may be worn by safety personnel to detect equipment conditions...
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6990980 |
Carbon dioxide-based Bi-level CPAP control
A system and method of providing bi-level CPAP therapy is provided that incorporates an infrared carbon-dioxide sensor to determine whether a patient is inhaling or exhaling. Patient exhalation...
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6990977 |
Substance delivery apparatus
A substance delivery apparatus for use with a system for supplying breathable gas to a human or animal includes a sensor to measure the pressure of the supplied breathable gas and to detect...
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6988498 |
Administration of CPAP treatment pressure in presence of apnea
CPAP treatment apparatus is disclosed having a controllable flow generator ( 34, 38, 40 ) operable to produce breathable gas at a treatment pressure elevated above atmosphere to a patient by a...
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6976487 |
Ventilatory method utilizing body length-based parameter calculations
A method and apparatus for operating a ventilator in a primary electronic mode or in a back-up pneumatic mode during primary electronic mode failure. A method and apparatus for operating a...
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6968842 |
Measurement of a fluid parameter in a pressure support system
A pressure support system has a motor, a switching element that supplies power to motor windings, and a blower coupled to the motor. Rotation of the blower elevates a pressure of fluid in a patient...
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6962155 |
Target drive ventilation gain controller and method
A gain controller and method for controlling the value of a gain is used in conjunction with an electrode array for detecting a signal representative of respiratory drive output of a patient during...
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6955171 |
System and method for delivering therapeutic gas to a patient
Therapeutic gas, such as NO, is delivered to a patient in accurately controlled amounts by a system that uses a closed loop feedback system in which the amount of therapeutic gas delivered is a...
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6951217 |
Ventilatory assistance for treatment of cardiac failure and cheyne-stokes breathing
Method and apparatus for the treatment of cardiac failure, Cheyne Stokes breathing or central sleep apnea are disclosed. A subject is provided with ventilatory support, for example positive...
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6948497 |
Breathing gas delivery method and apparatus
An improved methodology and systems for delivery of breathing gas such as for the treatment of obstructive sleep apnea through application of alternating high and low level positive airway pressure...
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6945248 |
Determination of leak and respiratory airflow
Methods and apparatus for determining leak and respiratory airflow are disclosed. A pressure sensor ( 34 ) and a differential pressure sensor ( 32 ) have connection with a pneumotach ( 24 ) to...
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6938619 |
Mask free delivery of oxygen and ventilatory monitoring
Disclosed is an apparatus and method for the delivery of supplemental oxygen gas to a person combined with the monitoring of the ventilation of the person with both being accomplished without the...
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6938618 |
Bag-valve resuscitation for treatment of hypotention, head trauma, and cardiac arrest
A device for manipulating intrathoracic pressures comprises a compressible bag structure, and an interface member coupled to the bag structure. A one way forward valve is coupled to the bag...
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6935338 |
Fluid resistant airway adapter
An airway adaptor that includes a tubular body having a first gas flow passage defined therein. A protrusion extends from an interior wall of the tubular body into the gas flow passage. The...
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6929007 |
Insufflation-exsufflation system with percussive assist for removal of broncho-pulmonary secretions
An improved insufflation-exsufflation system with percussive assist for removal of broncho-pulmonary secretions includes a conduit for connection to a patient's airway; a pressure source for...
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6920876 |
Device for administration of nitric oxide to horses spontaneously breathing
The present invention is directed to a nitric gas dispenser for mammals on the run. The dispenser has a housing that contains a valve mechanism. The valve mechanism is interconnected between a...
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6910483 |
Double-ended blower and volutes therefor
A double-ended variable speed blower for Continuous Positive Airway Pressure (CPAP) ventilation of patients includes two impellers in the gas flow path that cooperatively pressurize gas to desired...
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6910480 |
Patient-ventilator synchronization using dual phase sensors
An improved ventilator which delivers ventilatory support that is synchronized with the phase of the patient's respiratory efforts and guarantees a targeted minimum ventilation. Improved...
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6910481 |
Pressure support compliance monitoring system
A compliance monitoring system and method in which a modular compliance monitor is selectively disposed in-line in a patient circuit of a pressure support system. The monitor includes a housing...
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