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7599734 |
Electronic endoscope system
An electronic endoscope system with high operability and high observing performance capable of driving properly and automatically the light-emitting elements without the size increase in system is...
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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...
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7559900 |
Cardiac sensing and detection using subcutaneous ECG signals and heart sounds
A method and device for detecting cardiac signals that includes a first plurality of electrodes that senses cardiac signals and delivers therapy, and a second plurality of electrodes that senses...
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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...
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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...
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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)...
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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...
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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...
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7190994 |
Method and system for generating a likelihood of cardiovascular disease, analyzing cardiovascular sound signals remotely from the location of cardiovascular sound signal acquisition, and determining time and phase information from cardiovascular sound signals
A system, method, and computer executable code for generating a likelihood of cardiovascular disease from acquired cardiovascular sound signals is diesclosed, where the generated likelihood of...
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7177685 |
Classifying tachyarrhythmia using time interval between ventricular depolarization and mitral valve closure
A cardiac rhythm management system measures a time interval between a first fiducial marker indicative of a ventricular depolarization (e.g., a Q-wave, an R-wave, etc.) and a second fiducial marker...
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7177672 |
Coding heart rate information
The invention relates to an arrangement for coding heart rate information, comprising means ( 600 A, 600 B) for measuring a person's heart beat intervals and means for storing ( 648 ) the measured...
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7115102 |
Electronic stethoscope system
In a local stethoscope unit, acoustic auscultation sounds picked up by the stethoscope chest piece assembly of a local stethoscope unit are converted to analog electrical signals and then converted...
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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...
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7079036 |
Method and apparatus for alarm volume control using pulse width modulation
There is provided herein a first preferred arrangement of the instant invention, wherein an electronic patient monitor utilizes a computer CPU as an alarm signal generator, which CPU is preferably...
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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,...
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7010342 |
Method and apparatus for detecting and transmitting electrical and related audio signals from a single, common anatomical site
A sensor designed to collect and convey single-site-related, body-produced electrical and acoustic signals, such as those related to heart activity, where electrical electrode and audio transducer...
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7001338 |
System and method for diagnosing pathologic heart conditions
A method of diagnosing pathologic heart conditions in which a time series of heart sounds is filtered and parsed into a sequence of individual heart cycles. A systolic interval as well as systolic...
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6792308 |
Myocardial performance assessment
Myocardial performance is assessed using a combination of electrical and mechanical criteria. More specifically, this assessment may be based on a QT interval based on electrogram (EGM) readings...
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6643548 |
Implantable cardiac stimulation device for monitoring heart sounds to detect progression and regression of heart disease and method thereof
A system and method for use in an implantable cardiac device permits the monitoring of progression and regression in heart disease, such as congestive heart failure. During a monitoring period, a...
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6264614 |
System and method for generating and transferring medical data
A computer site includes a data generating source. The source may include a device (e.g. a heart monitor) which may be manipulated by the patient to sense a biological function or condition such as...
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6048322 |
Morphometric measurement tool
A tool for measuring the oral cavity. The tool includes a first measuring member having a first leg portion and a dial portion with graduations provided thereon and a second measuring member having...
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5935081 |
Long term monitoring of acceleration signals for optimization of pacing therapy
An implantable monitor for collecting and storing for later telemetric readout physiologic data relating to cardiopulmonary performance. The monitor device includes an accelerometer and associated...
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5807268 |
Disposable sensing device with contaneous conformance
The present invention relates to a sensing device for capturing acoustic heart sounds. The sensing device has a diaphragm formed from a piezoelectric transducer material which generates excitation...
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5730140 |
Sonification system using synthesized realistic body sounds modified by other medically-important variables for physiological monitoring
A method and apparatus are described for converting physiological information into sound, suitable for such applications as anesthesiological, intensive-care or exercise monitoring. Complex,...
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5159932 |
Myocardial ischemia detection system
A method and apparatus for non invasively monitoring the motion of the patient's heart, to detect and display ischemia induced variations in the heart's motion which indicate coronary artery disease.
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5035247 |
Sensor for non-invasive measurement of sound, pressure and vibration on the human body
The invention relates to a sensor (1) for non-invasive measurement of sound, pressure and vibration on the human body which features a transducer in the form of a transducer membrane (23) to...
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4905706 |
Method an apparatus for detection of heart disease
A method and apparatus for detection of coronary artery disease. The apparatus records and analyzes that portion of the phonocardiogram lying between about 100 to 600 Hz. An electrocardiogram is...
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4784153 |
Method of and apparatus for detecting cardiac rhythm disturbance
A method for generating audio information to indicate the presence and nature of a cardiac rhythm disturbance is disclosed. More specifically, this method produces sounds which accompany atrial and...
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4754762 |
EKG monitoring system
An audio-visual EKG monitoring system that segments components of the patient's EKG waveform and synthesizes a plurality of audio driving signals, each representing peak values of the segmented...
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4576178 |
Audio signal generator
A system is disclosed that includes an audio signal generator to provide a distinguishable audible output that varies in accordance with a monitored input. The audio signal generator varies a...
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3938507 |
Portable heart monitor
A portable heart monitoring apparatus incorporating unique structural and functional features. Electrodes carried on the apparatus capture electrical signals representing the functioning of a heart...
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RE28529 |
Heartbeat monitor with audio and visual outputs
A pocket size, self-contained cardiac monitor for on-patient or central station monitoring by visible and/or audible signals related to the beat of a patient's heart, the monitor having the...
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3861387 |
CARDIAC ARRHYTHMIA DETECTOR
A selective circuit is provided for passing certain parts of, and information contained in, a complex input waveform containing both desired signals and undesired noise components. The circuit is...
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3841315 |
METHOD AND APPARATUS FOR CONTINUOUSLY MONITORING HEARTBEAT RATE
A wearable heart rate monitor for continuously monitoring the heart rate of an ambulatory wearer and alerting him whenever his heart rate rises above a preselected maximum level or falls below a...
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3830227 |
HAND-HELD CARDIAC SOUND TONE DIAGNOSTIC DEVICE AND METHOD
A compact self-contained and completely portable hand-held unit employs electrical signals generated by the heart to produce variations in a normally constant or even sound tone produced by the...
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3823708 |
TACHYCARDIA DETECTOR
A selective circuit is provided for passing only selected waveforms of a desired polarity from a complex input waveform. The circuit is particularly adapted for use in a heart ventricular...
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3760100 |
AUDIO ELECTROCARDIOGRAM MONITOR
The audio monitor disclosed herein is an electronic device which converts e electrocardiogram into an amplitude and frequency modulated tone. This allows the listener to evaluate the shape of an...
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3750644 |
CARDIAC PROGRAMMER FOR A CORONARY BLOOD PUMP
A programmer system is disclosed for driving a complementary coronary blood pump disposed at a non-thoracic location in delayed synchronism with the electrocardiogram waveform of a subject....
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3732868 |
DEVICE FOR THE AUDIBLE REPRODUCTION OF A CARDIOGRAM WITH SPEECH-LIKE SOUNDS
A device for the audible reproduction of electrophysiological signals, which includes a serially connected sine wave generator and pulse shaper in which these signals are reproduced in the form of...
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3650264 |
APPARATUS FOR ELECTRO-MEDICAL INVESTIGATION
A medical diagnostic apparatus for producing an audible indication of the nature of electric signals produced in the human body by the action of the heart. An audio frequency carrier wave is...
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3595219 |
HEART RATE SENSOR DEVICE
A portable and relatively inconspicuous device for monitoring one's heart beat which is adapted for use by healthy persons engaged in an exercise program as well as by those who have suffered some...
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3565058 |
MONITORING APPARATUS WITH AUDIO OUTPUT FREQUENCY RESPONSIVE TO EKG SIGNAL AMPLITUDE
An electrocardiograph tone output signal is provided so that the audible frequency of the tone is representative of the amplitude of the EKG signal. The EKG signal is sensed by conventional...
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3342176 |
Cardiac monitor
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3338234 |
Heart activity detector and display device
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3316897 |
Heart monitoring device with filter for suppressing the frequency of an ambient a.c.power source
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3229687 |
Electrocardio recording and reproducing system
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3215136 |
Electrocardiographic means
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3144018 |
Cardial conitor apparatus
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3052233 |
Cardiac monitor
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