Class 600/529 - Respiratory

Subclass of Class 600 - Surgery
Definition: Subject matter for evaluating a condition.
No. of patents: 775
Last issue date: 02/07/2012

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Number	Title	Issue Date
8109884	Dynamic metabolism monitoring system A metabolism monitoring system, data analyzer, and method is disclosed for processing data to very quickly estimate metabolic parameters. The analyzer of the invention uses a dynamic observer state estimator to estimate the parameters and tracks their values as they...	02/07/2012
8105242	Process and device for lung ventilation A process with a corresponding device for lung ventilation involves recording an image of the lung status with an electric impedance tomography (EIT) system (2) and the total area of ventilated lung areas is determined by a computing unit (4) from all ...	01/31/2012
8100836	Augmented RIC model of respiratory systems The present invention generally relates to an apparatus and method analyzing the respiratory characteristics of a human respiratory system from impulse oscillometry data, through the use of a linear network of electrical components. The present invention offers an i...	01/24/2012
8070686	Monitoring lung fluid status using the cardiac component of a thoracic impedance-indicating signal This patent document describes, among other things, systems and methods for monitoring lung fluid status, such as monitoring the presence or absence of pulmonary edema, in a subject using information about the cardiac impedance-indicating component of a measured imp...	12/06/2011
8066646	Large diameter plethysmograph A plethysmograph is described that includes a reference chamber having a top wall, a bottom wall, a barrier wall spaced beneath the bottom wall, a continuous side wall having a lower edge, and a first continuous flange with a lower edge below the bottom wall and abo...	11/29/2011
8066647	Method for detecting and discriminating breathing patterns from respiratory signals A signal representative of a patient's respiration is split into equal length epochs. A primary feature is extracted from each epoch that acts as a compressed representation of the signal events. Statistics are applied to the primary feature to produce one or more s...	11/29/2011
8043224	Telemedicine system System for remote medical interaction with a patient, comprising: a tester, or a sensor, for acquiring medical data from a patient and a personal transmitter, associated with the tester, or a sensor, configured to automatically and wirelessly transmit the medical da...	10/25/2011
8029448	Telemedicine system, and method for communication with remotely located patients Breathing interval measurement apparatus for measuring breathing of a subject, the apparatus comprising: a breathing interval beginning determinator, a breathing interval end determinator, and a timer associated with said breathing interval beginning determinator an...	10/04/2011
8002711	Methods and devices for relieving stress Easy to use, cost-effective methods and devices for evaluating and treating stress and thereby disorders caused or exacerbated by stress are provided. More particularly methods and devices for identifying RSA waves during respiration which provide a subject with rea...	08/23/2011
7993278	Method and system for non-invasively measuring pulmonary function A method and system for measuring pulmonary function. The method comprises the following steps of: (1) providing or obtaining a measurement of a subject breathing an inert gas composition; (2) providing or obtaining a measurement of the subject breathing a replaceme...	08/09/2011
7993279	Methods and systems for implantably monitoring external breathing therapy An implantable device is used to monitor one or more conditions associated with an external breathing therapy delivered to the patient. The device may monitor therapy parameters including therapy effectiveness, impact of the therapy on the patient, therapy usage, co...	08/09/2011
7993280	Rapid shallow breathing detection for use in congestive heart failure status determination Systems and methods involve use of a medical device comprising sensing circuitry. One or more respiratory parameters are detected using the device. Patient baseline weight is provided, and an output signal indicative of a patient's congestive heart failure status is...	08/09/2011
7985187	Airway bypass site selection and treatment planning This invention relates to systems and methods for site selection and placement of extra-anatomic passages altering gaseous flow in a diseased lung. ...	07/26/2011
7981045	Apparatus, method and computer program product for determining respiratory condition An apparatus for determining a respiratory condition includes a breath sound measuring unit 111 measuring a breath sound passing through a subject's airway by a breathing; a frequency converting unit 132 converting a frequency on the breath sound to ob...	07/19/2011
7972276	Method for removing posture dependence during evoked response monitoring of HF progression An exemplary method includes acquiring intrathoracic impedance values over one or more respiratory cycles, acquiring myocardial evoked response values and assessing cardiac condition based at least in part on the intrathoracic impedance values and the evoked respons...	07/05/2011
7967759	Endoscopic system with integrated patient respiratory status indicator The system 10 includes an endoscopic probe 20 and an expired air sampling device 24 functionally connected to a control console 28. In use, the endoscopic probe 20 is routed through a body lumen of a patient to, for example, visual...	06/28/2011
7942822	Implantable medical device with sleep apnea detection control and method A method for use in an implantable medical device comprises the steps of monitoring respiration with an amplifier having a gain, generating a moving apneic threshold based on recent respiration cycles, accumulating differences between amplitudes of respiration cycle...	05/17/2011
7931600	Apparatus and method for detecting lung sounds using an implanted device Adventitious lung sounds indicative of lung congestion are detected using an implantable sensor. The sensor is adapted to be positioned adjacent to a pulmonary system and to output signals indicative of lung sounds in response to pulmonary system activity. A control...	04/26/2011
7914459	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 functions and observed probability functions for each state are defined. The ...	03/29/2011
7896813	System and method for monitoring periodic breathing associated with heart failure A system and method for monitoring in a patient includes producing sensor signals representative of a physiologic parameter associated with respiration. A periodic breathing cycle is detected based on the sensor signals. An output is produced as a function of the cy...	03/01/2011
7896814	Process and device for lung ventilation An electro-impedance tomography (EIT) system (2), with a computing unit (4) and a respirator (1) is described for gentle mechanical lung ventilation especially in case of atelectases. The presence, the extent and/or the spatial distribution of a...	03/01/2011
7896812	System and method for diagnosis and treatment of a breathing pattern of a patient Described is a system including a sensor and a processing arrangement. The sensor measures data corresponding to a patient's breathing patterns. The processing arrangement analyzes the breathing patterns to determine whether the breathing patterns are indicative of ...	03/01/2011
7887493	Implantable device employing movement sensing for detecting sleep-related disorders Methods and systems for evaluating a pathological condition include acquiring movement information, such as electromyogram (EMG) information, and sleep disordered breathing (SDB) information, and detecting the presence of a pathological condition using both movement...	02/15/2011
7883471	Minimally invasive determination of collateral ventilation in lungs Minimally invasive methods, systems and devices are provided for qualitatively and quantitatively assessing collateral ventilation in the lungs. In particular, collateral ventilation of a target compartment within a lung of a patient is assessed by advancement of a ...	02/08/2011
7878979	Methods and systems for determining dynamic hyperinflation This invention provides methods and systems for non-invasively determining the presence (and amount) or absence of dynamic hyperinflation in a subject. The invention is based on a novel combination of respiratory parameters that can be measured in a way that is non-...	02/01/2011
7850618	Method and apparatus for determining conditions of biological tissues The present invention relates to a method of determining characteristics of biological tissues in humans and animals. In particular, it relates to determining the characteristics of tissues such as the lungs and airways by introducing a sound to the tissue, and reco...	12/14/2010
7841987	System and method for visualizing sleep-related information A method for improved visualization of information related to the physiology of a sleeping patient is disclosed. Physiological information from the patient is obtained by a device, converted to digital format, and transformed into physiological data of two or more t...	11/30/2010
7819816	Periodic disordered breathing detection Systems and methods are directed to evaluating breathing disorders, such as periodic disordered breathing. A signal representative of patient respiration is developed, typically patient-internally. An envelope of the signal is provided. Periodicity of the envelope i...	10/26/2010
7819815	Synchrony between end of ventilator cycles and end of patient efforts during assisted ventilation Automatic ongoing adjustment of the cycling-off time of ventilator inflation phase during assisted ventilation in accordance with true respiratory rate of a patient. Electrical signals are generated corresponding to the gas flow exchanged between patient and ventila...	10/26/2010
7798974	Automated provision of information related to air evacuation from a chest cavity A device according to an aspect of the invention includes an air escapement conduit having an inlet port providing air communication with a chest cavity and an outlet port providing air communication with a vacuum source, the conduit allowing an air flow from the in...	09/21/2010
7771365	Method and apparatus for laryngeal examination Method and apparatus for laryngeal examination of a subject (1) during exercise on apparatus such as a treadmill (2), for example to detect laryngeal dysfunction such as vocal cord dysfunction or exercise-induced laryngomalacia. The apparatus comprises...	08/10/2010
7744542	Implanted air passage sensors A physiological sensor is located within the airway of the subject's body, such as for measuring barometric pressure and communicating this value to a blood pressure or other monitoring device, which can derive gauge pressure using the barometric pressure and a meas...	06/29/2010
7736320	Self-condensing pH sensor and catheter apparatus The present invention is a system for monitoring a patient's breath chemistry comprising a plurality of components, including a self-condensing pH sensor distally mounted on a catheter, a transmitter with hydration sensing circuitry for the pH sensor, and, a process...	06/15/2010
7727160	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 functions and observed probability functions for each state are defined. The ...	06/01/2010
7691070	Apparatus for monitoring the presence of secretions in the respiratory system of a patient An apparatus for monitoring the presence of secretions in an artificial respiratory system comprises at least one sensing element (20) to detect waves generated by said secretions and output a main signal (50), representative of at least one main param...	04/06/2010
7678061	System and method for characterizing patient respiration Patient respiration may be characterized using a marked respiration waveform involving a respiration waveform annotated with symbols, markers or other indicators representing one or more respiration characteristics. A respiration waveform may be acquired by sensing ...	03/16/2010
7662105	Systems and methods for determining respiration metrics Systems, devices and methods provide for acquiring respiration information. A respiration information device includes timer circuitry to time a plurality of shorter time apertures and a plurality of longer time apertures. A respiration sensor, which may be implement...	02/16/2010
7608047	Reusable snore/air flow sensor A sensor for use with a polysomnograph in a sleep lab setting is made reusable by laminating a PVDF film and associated lead contacts within a flexible, moisture-impervious plastic envelope that is hermetically sealed about its periphery. Lead terminals within the e...	10/27/2009
7588543	Method and apparatus for predicting work of breathing A method of creating a non-invasive predictor of both physiologic and imposed patient effort from airway pressure and flow sensors attached to the patient using an adaptive mathematical model. The patient effort is commonly measured via work of breathing, power of b...	09/15/2009
7559902	Physiological monitoring garment A physiological monitoring garment includes first and second elastic fabric portions. An elongate stretchable textile data/power bus is disposed between the first and second elastic fabric portions. The elongate stretchable textile data/power bus includes a pluralit...	07/14/2009

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Class 600/529 - Respiratory