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7185650 Systems and methods for determining a minimum effective dose of an inhaled drug for an individual patient at a given time  
A system and method for determining a minimum effective dose of an inhaled drug for an individual patient at a given time. The system includes an apparatus to measure a performance measurement of...
7182083 CT integrated respiratory monitor  
An integrated respiratory monitor and imaging device apparatus (10) is provided. The apparatus is useful for establishing pre-operative and intra-operative breath hold congruency in patients and...
7174891 CPR mask with compression timing metronome and methods  
A facial mask includes a mask body that is adapted to be coupled to a patient's face. A valve system is coupled to the mask body to permit the inflow of respiratory gasses into the mask body and...
7168429 Auto-titration pressure support system and method of using same  
A pressure support system and method of treating disordered breathing that optimizes the pressure delivered to the patient to treat the disordered breathing while minimizing the delivered pressure...
7165547 Apparatus and method for providing high frequency variable pressure to a patient  
A high frequency pressure oscillation device that selective restricts the flow of breathing gas to or from a patient to produce pressure spikes in the patient's airway that facilitate clearing...
7162921 Measuring device for measuring the volume flow or the substance properties of a gas, whose direction of flow can reverse  
A device for measuring the volume flow or other substance properties of a gas, whose direction of flow can reverse. The arrangement contains a specially designed Y-piece, which is used for...
7162296 Ventilation system  
A ventilation system (1, 10) is combined with a measuring method (2, 22, 222) for electric impedance tomography (EIT). Bidirectional data exchange between the two systems is provided. Both the...
7156095 Hybrid microprocessor controlled ventilator unit  
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...
7137389 Method and apparatus for determining instantaneous inspired volume of a subject during ventilatory assistance  
The apparatus provides for the determination of the instantaneous phase in the respiratory cycle, subject's average respiration rate and the provision of ventilatory assistance. A microprocessor...
7134434 Pressure support system and method and a pressure control valve for use in such a system and method  
A pressure support system having enhanced noise reduction and a valve assembly for use in pressure support system. The pressure support system includes a pressure generator having an inlet and an...
7128069 Method and apparatus for improving the comfort of CPAP  
A low-cost CPAP apparatus in which, upon detection of the transition from inhalation to exhalation, the blower motor is de-energized to allow it to freewheel. When the pressure in the patient mask...
7128578 Interactive simulation of a pneumatic system  
A method, system and apparatus for simulating a pneumatic system. The method can include dividing a pneumatic system into logical component sections. Each of the logical component sections can be...
7122010 Method and apparatus for determining alveolar opening and closing  
The invention refers to a method for the regional determination of the alveolar opening and alveolar closing of the lung depending on the respiration pressure, wherein according to the method of...
7118536 Apnea/hypopnea detection system and method  
An apnea/hypopnea detection system and method that monitors a patient's respiratory flow, determines (a) a long term RMS energy based on the flow, (b) a long term threshold determined based on the...
7114497 Method and system of individually controlling airway pressure of a patient's nares  
A method and system of individually controlling positive airway pressure of a patient's nares. Some exemplary embodiments may be a method comprising applying therapeutic gas pressure within a...
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.
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...
7100609 Ventilatory assistance using an external effort sensor  
The ventilator of the invention uses a respiratory effort sensor that does not rely on respiratory airflow or pressure for synchronization, such as a device that measures movement of the...
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...
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...
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...
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...
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...
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...
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...
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....
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 a...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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)...
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...
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...
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...
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,...
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...
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...
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...
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...
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...
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...
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...
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...
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...