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7615012 Broadband acoustic sensor for an implantable medical device  
An implantable medical device (IMD) is adapted for detecting acoustic chest sounds. The IMD includes a pulse generator having a compartment, the compartment defining an isolated cavity bounded by a...
7611471 Heart diagnosis system  
The invention provides a method and apparatus for analysing a heart signal from a beating heart, the method comprising: collecting the heart signal, performing a cluster analysis of the signal to...
7585279 Managing preload reserve by tracking the ventricular operating point with heart sounds  
A system and method for managing preload reserve and tracking the inotropic state of a patient's heart. The S1 heart sound is measured as a proxy for direct measurement of stroke volume. The S3...
7575553 Methods and systems for assessing pulmonary disease  
Sensing physiological conditions using the sensors of a respiratory therapy device can be used to assess a presence of pulmonary diseases other than breathing rhythm disorders. Non-rhythm related...
7559901 Determining a patient's posture from mechanical vibrations of the heart  
A system for determining a patient's posture by monitoring heart sounds. The system comprises an implantable medical device that includes a sensor operable to produce an electrical signal...
7551962 Implantable medical device with voice responding and recording capacity  
An implantable medical device such as a cardiac pacemaker or implantable cardioverter/defibrillator with the capability of receiving communications in the form of speech spoken by the patient. An...
7533758 Apparatus and method for auscultation and percussion of a human or animal body  
An apparatus for auscultation and percussion of a human or animal body has a stethoscope with a diaphragm on one side of a head thereof, and a percussion mechanism positioned in the head for...
7527123 Patient-friendly stethoscope  
Generally, the present invention is directed to medical devices and more particularly to a patient-friendly stethoscope with interactive light emissions. An embodiment of the invention includes a...
7520860 Detection of coronary artery disease using an electronic stethoscope  
The disclosure describes an electronic stethoscope system that automatically detects coronary artery disease in patients. The system uses an electronic stethoscope to record acoustic data from the...
7517319 Method and system for analyzing cardiovascular sounds  
A method and system for analyzing sounds originating in at least a portion of an individual's cardiovascular system. N transducers, where N is an integer, are fixed on a surface of the individual...
7516814 Dual-sensor anti-sepsis stethoscope and device  
A dual-sensor stethoscope, or retrofit device for a stethoscope, promotes anti-sepsis and stereoscopy through use of a substantially rigid, generally T-shaped tube for support of dual stethoscope...
7479113 Method and device for automatically determining heart valve damage  
A method and device for automatically detecting heart valve damage for four heart valves are proposed. The automatic determination method makes use of three or more heart tone microphones to...
7479112 Acoustic physiological sensor  
This document describes, among other things, a body having at least one acoustically detectable property that changes in response to a change in a physiological condition, such as ischemia. The...
7462153 Method and system for modeling cardiovascular disease using a probability regession model  
A method and system for modeling cardiovascular disease using a probability regression model is provided. A parameter estimate of a probability regression model for cardiovascular disease can be...
7458939 Procedure for extracting information from a heart sound signal  
A procedure for extracting features from phonocardiographic signals without the use of synchronizing information from electrocardiographic signals. The features extracted are the timing and value...
7441629 Stethoscope with identifying-personalizing ring  
A medical stethoscope head ( 1 ) comprises a body ( 2 ) with an inlet pipe and at least one diaphragm portion ( 4 ) provided with a diaphragm ( 5 ) at its lower surface. At least one...
7438689 Method for arbitrary two-dimensional scaling of phonocardiographic signals  
A heart signal comprising both first and second heart sounds and murmurs occurring due to various heart conditions is modeled by a sum of sinusoids automatically selected to represent the heart...
7435224 Extraction of heart sound of fetus from heart sound information that comprises plurality of mixtures of plurality of heart sounds of plurality of fetuses  
A heart sound analyzer component of an apparatus in one example extracts a heart sound of a fetus from heart sound information that comprises a plurality of mixtures of a plurality of heart sounds...
7431699 Method and apparatus for third heart sound detection  
A cardiac rhythm management system includes a heart sound detector providing for detection of the third heart sounds (S 3 ). An implantable sensor such as an accelerometer or a microphone senses an...
7424321 Systems and methods for multi-axis cardiac vibration measurements  
A system to monitor heart sounds, such as to detect a worsening condition of heart failure decompensation. The system comprises a medical device that includes an implantable multi-axis heart sound...
7416531 System and method of detecting and processing physiological sounds  
A system and method for detecting and processing physiological sounds. The method includes sensing physiological sounds to acquire analog physiological signals, where the acquired analog...
7404802 Trending of systolic murmur intensity for monitoring cardiac disease with implantable device  
Described is an implantable device configured to monitor for changes in the intensity and/or duration of a systolic murmur such as mitral regurgitation by means of an acoustic sensor. Such changes...
7351207 Extraction of one or more discrete heart sounds from heart sound information  
A heart sound analyzer component of an apparatus in one example extracts from composite heart sound information one or more discrete heart sounds of one or more corresponding distinct heart sound...
7346174 Medical device with communication, measurement and data functions  
A medical diagnostic and communications apparatus with audio output comprises an electronic processor for processing stethoscope signals and secondary audio signals. An electronic stethoscope...
7314112 Method and device for utilization of a stethoscope as a neurological diagnostic tool and percussion tool  
A tool for neurological and diagnostic testing comprises the combination of a stethoscope with a reflex hammer including a light. When mounted on the stethoscope head the reflex hammer extends...
7302290 Heart-activity monitoring with multi-axial audio detection  
Apparatus and associated methodology for monitoring correlatable anatomical electrical and sound signals, such as electrical and audio signals produced by human heart activity, including (a)...
7300407 Handheld auscultatory scanner with synchronized display of heart sounds  
A handheld auscultatory scanner continuously obtains a heart sound signal from a patient, using a noninvasive passive acoustic sensor, allowing free-form protocol, analysis and display of the heart...
7300406 Medical examination apparatus  
An apparatus to enable health care providers to perform a number of diagnostic procedures, including listening to the heart, obtaining electrocardiograms and sonograms. A pocket size instrument...
7300405 Analysis of auscultatory sounds using single value decomposition  
Techniques are described for analyzing auscultatory sounds to aid a medical professional in diagnosing physiological conditions of a patient. A data analysis system, for example, applies singular...
7291111 Apparatus and method for non-invasive diagnosing of coronary artery disease  
A non-invasive diagnostic tool and method for detecting an obstruction in a coronary artery, the diagnostic tool including a signal processor adapted to receive signals corresponding to a heart...
7289849 Atrial pacing therapy for treating mitral regurgitation  
A method and apparatus are disclosed for treating mitral regurgitation with electrical stimulation. By providing pacing stimulation to the left atrium during ventricular systole, a beneficial...
7260429 Method and apparatus for phonocardiographic image acquisition and presentation  
A cardiac rhythm management system provides a phonocardiographic image indicative of a heart's mechanical events related to hemodynamic performance. The phonocardiographic image includes a stack of...
7248923 Dual-use sensor for rate responsive pacing and heart sound monitoring  
An implantable medical device includes a dual-use sensor such as a single accelerometer that senses an acceleration signal. A sensor processing circuit processes the acceleration signal to produce...
7246069 Method and apparatus for online health monitoring  
A method and system for providing online health monitoring and accumulating data from patients worldwide, wherein a database for storing a plurality of health statuses of a plurality of users is...
7209786 Method and apparatus for optimization of cardiac resynchronization therapy using heart sounds  
A cardiac rhythm management system provides for assessment of cardiac mechanical dyssynchrony based on heart sound morphology and optimization of pacing parameters based on the effect of pacing on...
7182733 Cordless stethoscope for hazardous material environments  
A cordless stethoscope for use in hazardous material environments comprising a fluid tight hand held sound sensing device having a stethoscope head for sensing auscultatory sounds, a transmitter...
7174203 Method and system relating to monitoring and characterizing heart condition  
A method and a system for monitoring and characterizing a person's heart condition for various medically related purposes. The method includes the steps of (a) acquiring a selected person's...
7139609 System and method for monitoring cardiac function via cardiac sounds using an implantable cardiac stimulation device  
Techniques are provided for performing internal measurement of heart sounds to estimate patient cardiac function in terms of stroke volume, cardiac output, or a maximum rate of change of aortic...
7137955 Methods and systems for distal recording of phonocardiographic signals  
Methods and systems for determining cardiovascular parameters of a patient. In an exemplary embodiment, the method includes placing a phonocardiogram sensor on a patient's body at a first distal...
7135002 Determining heart rate  
This invention concerns a method and system for automatically determining heart rate. The invention can be applied to determining the heart of any animal including humans. The method involves...
7115096 Third heart sound activity index for heart failure monitoring  
A cardiac rhythm management system provides for the trending of a third heart sound (S3) index. The S3 index is a ratio, or an estimate of the ratio, of the number of S3 beats to the number of all...
7113825 Method and apparatus for detecting acoustic oscillations in cardiac rhythm  
A cardiac rhythm management device is configured to detect oscillations in cardiac rhythm by measuring the amplitudes of heart sounds during successive heart beats. Upon detection of acoustic...
7110804 Combined electrical and audio anatomical signal sensor  
A combined audio and electrical anatomy-signal sensor which is designed to collect, essentially from a selected, common anatomical site, related audio and electrical anatomical signals, such as...
7107095 Device for and method of rapid noninvasive measurement of parameters of diastolic function of left ventricle and automated evaluation of the measured profile of left ventricular function at rest and with exercise  
In a method of noninvasive measurement of parameters of diastolic function of left ventricle and automated evaluation of the measured profile at rest and with exercise, a patient performs an...
7096060 Method and system for detection of heart sounds  
A method and system for automatically detecting heart sounds. The sound system receives sound data corresponding to beats of the heart. The sound system analyzes the sound data to detect the...
7079896 Methods of automatically optimizing AV delay by way of monitoring the heart sound  
An implantable cardiac stimulator including and accelerometer utilizes heart sound measurements to optimize the AV delay. One or more of the amplitude of the heart sound, the pre-ejection interval...
7074195 Real-time, sound-quality-competitive, single-site from plural-site, anatomical audio signal selection  
A method and apparatus for gathering high-quality anatomical audio signals. Practice of the invention, which is illustrated herein in the context of heart-produced signals, is based upon gathering,...
7062323 Maximum atrial tracking rate for cardiac rhythm management system  
A cardiac rhythm management system includes an operational mode in which ventricular pacing pulses are delivered at a rate that tracks a sinoatrial rate up to an appropriate maximum atrial tracking...
7052467 Stethoscopic systems and methods  
The invention provides a stethoscope device comprising a chest piece, an amplifier and a mixer compatible with a conventional voice quality telephone system. Electrical signals are generated that...
7052466 Apparatus and method for outputting heart sounds  
An apparatus for outputting heart sounds includes an implantable system and an external system. The implantable system includes a sensor for generating sensed signals representing detected heart...
Matches 1 - 50 out of 283 1 2 3 4 5 6 >