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| Number | Title | Issue Date |
| 6506161 | Respiration monitoring system based on sensed blood pressure variations A system and method obtains physiologic parameter information of an animal or human, such as respiratory rate, from a blood pressure signal from an implanted blood pressure sensor in the animal or human. Specifically, the blood pressure signal is external... | 01/14/2003 |
| 6506153 | Method and apparatus for subject monitoring A method of monitoring a subject (7) in a vehicle seat (6), the method including: a) acquiring a target signal from the subject with a piezoelectric transducer (1) provided in or on the vehicle seat; b) processing the target signal to extract a cardiac si... | 01/14/2003 |
| 6491641 | Apparatus and methods for acoustic rhinometry The invention relates to an apparatus for measuring cross sections in a patient's right and left nose cavity in the cavity behind the nose separation (epipharyn), and in the throat (oropharynx), and for detecting the opening of the Eustachian tube. The ap... | 12/10/2002 |
| 6491642 | Pyro/piezo sensor A combination thermal and vibration sensor for use in sleep monitoring equipment comprises a thin film of a plastic exhibiting both pyroelectric and piezoelectric properties. By providing a layer of foam material totally covering one major surface of the ... | 12/10/2002 |
| 6485432 | Pyro/piezo sensor with enhanced sound response A combination thermal and vibration sensor for use in sleep monitoring equipment comprises a thin film of plastic exhibiting both pyroelectric and piezoelectric properties. By providing a layer of foam material covering only a predetermined portion of one... | 11/26/2002 |
| 6475157 | Seal for use in a volume displacement plethysmograph Disclosed is a neck seal for use in a volume displacement plethysmograph for investigating pulmonary function of infants. The neck seal includes particulate material entrapped in a space between two layers of flexible sheets. The two flexible sheets have ... | 11/05/2002 |
| 6475158 | Calorimetry systems and methods A calorimeter configured to determine a metabolic rate of an individual based on measurements of the individual's respiration. The calorimeter includes an inlet, a flow sensor, a mixing chamber, a gas sensor, and a calibrator. Each of these elements is lo... | 11/05/2002 |
| 6475156 | Apparatus for the diagnosis or treatment of respiratory sleep disorders and operating process The apparatus includes a motorized turbine making it possible to deliver a stream of respiratory gas under variable or constant pressure into a patient circuit linked to a user. In the process an image of the respiratory flow rate of the patient is determ... | 11/05/2002 |
| 6471658 | Respiratory profile parameter determination method and apparatus A method of sampling one or more respiratory profile characteristics and monitoring a variety of respiratory profile parameters. The sampled respiratory characteristics include respiratory flow rate, respiratory pressure, and partial pressure of at least ... | 10/29/2002 |
| 6468222 | Metabolic calorimeter employing respiratory gas analysis The present invention provides an indirect calorimeter for measuring the metabolic rate of a subject. The calorimeter includes a respiratory calorimeter configured to be supported in contact with the subject so as to pass inhaled and exhaled gases as the ... | 10/22/2002 |
| 6461307 | Disposable sensor for measuring respiration The present invention is directed to a disposable sensor for monitoring and measuring the respiration of a patient. The disposable sensor includes at least one flexible ribbon adapted to encircle a portion (e.g., the chest or abdomen) of the patient. Each... | 10/08/2002 |
| 6454719 | Apparatus and method for diagnosis of cardiac disease using a respiration monitor The cardiac condition of a patient is determined by a cardiac monitor apparatus using a respiration parameter such as a current respiration signal or a respiration rate. The variability of the respiration parameter is used to generate a signal indicative ... | 09/24/2002 |
| 6450969 | Device for measuring inspiratory strength A device having variable inspiratory resistance suitable for measuring the inspiratory strength of a patient which comprises a chamber in communication with a mouthpiece. The chamber is provided with a calibration system for measuring the inhalation flow ... | 09/17/2002 |
| 6447459 | Device and method for measuring lung performance The flow measurement device of the present invention incorporates numerous novel features. For example, the device includes a displacement measuring device to measure the position of a movable plate member, a self-oscillation dampener to dampen oscillatio... | 09/10/2002 |
| 6443907 | Acoustic detection of respiratory conditions Diagnostic techniques are provided to enable the detection of a respiratory condition within a patient's body. The diagnostic techniques compare the acoustic generation and transmission characteristics of the patient's chest and lungs to reference acousti... | 09/03/2002 |
| 6439238 | Snoring diagnostic and treatment A diagnostic method is for indicating a patient's susceptibility to treatment of snoring by stiffening a region of the patient's a naso-pharyngeal area includes applying a stiffening agent to an outer surface of the region of the naso-pharyngeal area. The... | 08/27/2002 |
| 6436038 | Animal vital signs monitoring system A device for monitoring vital signs in animals. A rectal thermometer is mounted on a probe and connected to a handle. A central processing unit in the handle displays the temperature recorded by the thermometer. Also connected to the handle is a cuff used... | 08/20/2002 |
| 6436053 | Method and apparatus for enhancing patient compliance during inspiration measurements A system for enhancing patient compliance with a predetermined breathing pattern during inspiration measurements utilizes patient feedback based on inspiration flow. The measured inspiration flow is displayed on a first display and a target inspiration fl... | 08/20/2002 |
| 6437696 | Prisoner tracking and warning system and corresponding methods The present invention discloses a general overall system 30 and a general overall method 10 for tracking, monitoring, and learning prisoner or parolee behavior. The system 30 and method 10 involve obtaining prisoner or parolee data and monitoring data for... | 08/20/2002 |
| 6436052 | Method and system for sensing activity and measuring work performed by an individual Systems and methods providing for the determination of an individual's rate of oxygen consumption, in order to determine the amount of work that is performed by the individual's body. A heart monitor measures the heart rate of the individual and an accele... | 08/20/2002 |
| 6436057 | Method and apparatus for cough sound analysis A fast, simple, and reliable method and apparatus for recording cough sounds for diagnosing pulmonary disorders and diseases is provided. This method uses signal analysis techniques to extract quantitative information from recorded cough sound pressure wa... | 08/20/2002 |
| 6435183 | Flow sensing device A fluid sensing device includes a venturi tube and a fluid resistive element. The venturi tube defines a first open end through which a flow of fluid enters, a second open end from which fluid flow exits and a constricted midportion therebetween. The flui... | 08/20/2002 |
| 6428483 | Waveform interpreter for respiratory analysis A capnograph which performs an analysis of the breath waveforms measured by the carbon dioxide sensor, interprets the results of this analysis, and outputs to the operator diagnostic information about the respiratory status of the patient, or about the ad... | 08/06/2002 |
| 6423013 | System and method for assessing breathing and vocal tract sound production of a user A system and method for assessing breathing and vocal tract sound production of a user. The system comprises a first sensor generating a vocal tract sound signal representing vocal tract sounds produced by the user, a second sensor generating a breathing ... | 07/23/2002 |
| 6416479 | Method for using breath carbon monoxide concentration measurements to detect pregnant women at risk for or experiencing various pathological conditions relating to pregnancy A non-invasive method for the early detection and assessment of the severity of various pathological conditions in pregnancy including pregnancy-induced hypertension, preeclampsia, premature uterine contractions and intrauterine growth retardation. The ca... | 07/09/2002 |
| 6413225 | Quantitative calibration of breathing monitors with transducers placed on both rib cage and abdomen A method for calibrating non-invasive breathing monitors with sensors placed on the rib-cage and abdomen of a subject includes determining an initial scaling factor and an optimal multiplicative factor for the readings of the rib-cage and abdomen sensors ... | 07/02/2002 |
| 6409682 | Intravascular guide wire and method for manufacture thereof A guide wire, and a method for the manufacture thereof, having a core and a plastic jacket enclosing the core. The plastic jacket comprises a proximal portion formed of a first plastic material and a distal jacket portion formed of a second plastic materi... | 06/25/2002 |
| 6402697 | Non-invasive cardiac output and pulmonary function monitoring using respired gas analysis techniques and physiological modeling A cardiac output monitoring system (10) includes a respiratory flowmeter (14) and a gas analyzer (20, 22) capable of determining cardiac output on a breath-by-breath basis by non-invasively measuring properties of respiratory gasses and applying the Fick ... | 06/11/2002 |
| 6398739 | Device and method for nonclinical monitoring of breathing during sleep, control of CPAP treatment and preventing apnea Patient may operate a CPAP system to deliver appropriate airway pressure home. A patient's apnea problem can be diagnosed at home without supervision with a CPAP device which delivers a continuously minimum appropriate pressure for substantially the entir... | 06/04/2002 |
| 6398728 | Automated collection and analysis patient care system and method for diagnosing and monitoring respiratory insufficiency and outcomes thereof An automated system and method for diagnosing and monitoring respiratory insufficiency and outcomes thereof is described. A plurality of monitoring sets is retrieved from a database. Each of the monitoring sets include recorded measures relating to patien... | 06/04/2002 |
| 6394967 | Method and apparatus for displaying lung sounds and performing diagnosis based on lung sound analysis A lung sound diagnostic system for use in collecting, organizing and analyzing lung sounds associated with the inspiration(s) and expiration(s) of a patient. The system includes a plurality of transducers that may be placed at various sites around the pat... | 05/28/2002 |
| 6394962 | Arrangement for the determination of the effective pulmonary blood flow The invention relates to a device to determine effective pulmonary blood flow (PBF) by means of partial CO2 rebreathing. The device is characterized in that it comprises an endotracheal tube whose conduit leading from the patient to the respira... | 05/28/2002 |
| 6390987 | Method and apparatus for separating water and gas in a gas analyzer system A liquid and gas separator system is disclosed, the liquid and gas separator system includes an inlet that receives a first gas sample. The first gas sample at least partially includes liquid introduced from a patient in a gaseous or liquid form. The liqu... | 05/21/2002 |
| 6390988 | Method and apparatus for measuring pulmonary blood flow by pulmonary exchange of oxygen and an inert gas with the blood A method and apparatus for measuring pulmonary blood flow in a subject by pulmonary exchange of oxygen and an inert gas with the blood using a divided respiratory system. One method of isolating two or more divisions of the respiratory system uses a multi... | 05/21/2002 |
| 6392555 | Medical equipment warning device The medical equipment warning device is employed in combination with a power operated medical treatment machine such as a sleep apnea treatment machine. The warning device includes a DC relay with contacts that are open when the relay is connected to an A... | 05/21/2002 |
| 6387053 | Method and apparatus for determining an indicator which is dependent on respiratory data In a method for the determination of an indicator which depends on respiratory data and defines the transition from the aerobic to anaerobic metabolism of a person, with the person being subjected to a physical stress, the O2 and CO2... | 05/14/2002 |
| 6383143 | Respiratory monitor This invention relates to respiratory sensors having a more favorable construction and method of attachment to the human body than analogous devices found in the prior art. Through use of the present invention, the gathering of accurate data over the pass... | 05/07/2002 |
| 6383142 | Sound velocity for lung diagnosis A method and apparatus for determining the air pressure in a lung comprises making a determination of the velocity of sound in the lung and estimating the pressure within the lung based on the determined velocity. The method also includes determining a di... | 05/07/2002 |
| 6379316 | Method and apparatus for inducing sputum samples for diagnostic evaluation An apparatus for inducing sputum samples for diagnosing pulmonary disorders, especially as it relates to detection of early stages of lung cancer. The apparatus is comprised of a pneumatic chest compression vest, a pneumatic pressure generator, and a mout... | 04/30/2002 |
| 6379312 | End tidal carbon dioxide sampling device An end tidal carbon dioxide addition device coupling to a nasal cannula used on patients under general anesthesia or sedated, to continuously measure the carbon dioxide content of the expired breath. A first embodiment device has a body a pair of nasal du... | 04/30/2002 |
