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5640966 |
Medical apparatus for analyzing electrical signals from a patient
An analysis apparatus such as an ECG apparatus has a control unit which includes an artificial neural network for discovering signal-recording electrodes which are erroneously attached to a...
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5634468 |
Sensor patch and system for physiological monitoring
A sensor patch for attachment to a patient's body for obtaining physiological data from the patient and transmitting the physiological data to monitoring equipment. The sensor patch includes a...
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5623926 |
Handheld electrocardiogram monitor with electrodes mounted on swing arms
A handheld electrocardiogram monitor with electrodes mounted on swing arms which are rotatably mounted on the bottom case of the ECG monitor housing, to which the swing arms are frictionally...
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5623934 |
Interference-detecting medical monitoring apparatus and method
There is disclosed a medical monitoring apparatus for remotely monitoring a subject by receiving a signal containing remotely monitoring data, which consists of living body data and channel IDs,...
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5623935 |
Data compression methods and apparatus for use with physiological data
A process of physiological data compression, notably cardiac activity, especially for a recording of an electrocardiogram or a Holter electrogram. This process is characterized by the following...
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5617871 |
Spread spectrum telemetry of physiological signals
A system for the transmission of physiological signals from a patient to a display analysis and/or recording device using a spread spectrum transmission technique to reduce interference with the...
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5615687 |
Heart monitoring system and method with reduced signal acquisition range
An ECG system for a 12-lead ECG test includes ten electrodes--consisting of six ventricle electrodes V1-V6, a right arm electrode RA, a left arm electrode LA, a left leg electrode LL, and a right...
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5613495 |
High functional density cardiac monitoring system for captured windowed ECG data
A compact, lightweight wrist-worn cardiac data and event monitor having dry skin electrodes integral with the monitor's housing. Preferably, the skin electrodes are made of titanium nitride-plated...
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5613496 |
Method and apparatus for creating a representative heartbeat from an ECG waveform
A method and apparatus for creating a representative heartbeat obtains ECG data from a plurality of ECG waveforms, which are in turn obtained from signals received from a plurality of ECG...
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5611346 |
Method of interference-tolerant transmission of heartbeat signals
A method of interference-tolerant heartbeat measurement comprises the steps of measuring the person's heartbeat signal at a suitable part of the body and transmitting the signal by telemetric...
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5586552 |
Physical-information detecting system
A physical-information detecting system including a first detector which detects a first physical information of a first living subject and generates a first physical-information (PI) signal...
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5529073 |
Method and apparatus for recording physiologic signals
A medical monitor, such as a fetal monitor, records physiologic signals representing the same physiologic parameter, but originating from different beings, such as the heart rate traces originating...
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5469856 |
Method and device for filtering out baseline fluctuations from an electrocardiogram
Method and device for filtering out baseline fluctuations from an electrocardiogram. It is known to provide a high pass filter for filtering out baseline fluctuations from an electrocardiogram, the...
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5469857 |
Apparatus for measuring electrical activity in the heart with graphical display of electrode contact with tissue
An apparatus for measuring electrical activity in the heart, such as an ECG apparatus, has an input amplifier with multiple inputs to which the respective poles of electrodes introduced into a...
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5464021 |
Telemetric transmitter unit
The invention relates to a telemetric transmitter unit comprising electrodes for placement against the body of a person wearing the telemetric transmitter unit for detecting heartbeat signals of...
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5458626 |
Method of electrical nerve stimulation for acceleration of tissue healing
A method of electrical nerve stimulation for acceleration of tissue healing of a patient including the steps of applying a receptor electrode to an area of a body of the patient, applying a...
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5458123 |
System for monitoring patient location and data
A patient monitoring system utilizes a transmitter associated with each patient. The transmitter is worn by a patient and includes sensors operative to monitor vital signs of the patient. The...
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5458124 |
Electrocardiographic signal monitoring system
A wireless transmitter module for use in a system for monitoring at least one physiological condition of a subject. The transmitter module includes a housing and an electrode patch preferably...
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5458122 |
System for wireless transmission of medical data
The system for wireless transmission of medical data comprises a piece of transmission equipment carried by the patient which comprises a unit for differential amplification and band filtering, a...
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5456261 |
Cardiac monitoring and diagnostic system
A cardiac monitoring system includes an acquisition module for acquiring a plurality of analog cardiac signals through leads connected to predetermined locations on the body of a patient and for...
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5456263 |
Detector for detecting heart depolarizations
A compact, power-sparing detector for detecting heart polarizations is described. The detector has a first operational amplifier which uses sensed heart signals from a heart as an input signal. By...
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5429131 |
Magnetized electrode tip catheter
Tachycardial arrhythmias are located and ablated by a combination of first and second catheters which are mutually attracted by magnetized regions at their distal ends. One of the catheters...
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5425363 |
Plunge electrode for recording multiple intramyocardial monophasic action potential
A plunge electrode for recording multiple intra-myocardial monophasic action potentials comprises an elongated hollow body with a sharp closed head and an open end and two rows of conductive...
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5417222 |
Patient monitoring system
A method and apparatus for performing patient monitoring which interfaces a telemetry monitor with a standard portable computer (such as a laptop computer, palmtop computer or personal digital...
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5417221 |
Method and apparatus for distinguishing electric signal waveforms
The heart rate of a subject during strenuous physical exercise is monitored accurately by feeding the plurality of electric signals of diverse amplitudes generated by transducers engaging the skin...
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5400796 |
Device for identifying atrial depolarization
A device for identifying an event, among atrial events sensed in a heart, as an atrial depolarization includes an atrial detector which emits a first signal when an event is sensed in the atrium,...
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5398183 |
Holter ECG report generating system
A system used by a technician for evaluating a Holter ECG tape having a signal representing a series of waveforms thereon and for generating a report reflecting the evaluation. A tape reader...
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5395505 |
Cation-selective polymeric electrodes
A cation-sensitive electrode which comprises an internal reference electrode, an internal reference solution and a cation-responsive membrane, characterized in that the internal reference solution...
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5365428 |
Device and method for reducing number of data sample points sent to a video display system
A device is provided for reducing the number of ECG data sample points presented to a video display system to avoid overwhelming the video display screen with a number of ECG sample points and to...
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5365426 |
Advanced signal processing methodology for the detection, localization and quantification of acute myocardial ischemia
Monopolar ECG signals are converted into the multichannel spectrum and autocorrelation domains, and different decision variables are identified from the autospectra. Statistically validated...
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5357968 |
Diagnosing and treating subacute myocarditis
A method for diagnosing subacute myocarditis is performed by electrocardiographically monitoring an ambulatory patient who has unexplainable fatigue and determining the frequency when the T-wave of...
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5341292 |
Monte Carlo based treatment planning for neutron capture therapy
A method for developing a treatment plan for neutron capture therapy of a target organ including the steps of using a diagnostic cross-sectional scanner to scan the target organ to generate...
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5333615 |
Apparatus for digitally recording and analyzing electrocardial and other bioelectric signals
Apparatus for digitally recording and analyzing electrocardial and other bioelectric signals, includes a port for connecting an external measuring device; first and second differential input...
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5316008 |
Measurement of electrocardiographic wave and sphygmus
A device is used for precisely measuring an electrocardiographic wave and sphygmus. The device displays a number of sphygmus or the highest and lowest blood pressure on the basis of measured data....
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5317269 |
Wrist-worn ECG monitor with battery end of life prediction
A compact, lightweight wrist-worn cardiac data and event monitor having dry skin electrodes integral with the monitor's housing is disclosed. Preferably, the skin electrodes are made of titanium...
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5307818 |
Wireless electrocardiographic and monitoring system and wireless electrode assemblies for same
A precordial strip assembly for use on a patient having skin, right and left arms and legs and a heart with a precordium lying thereover comprising an elongate strip having first and second...
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5299118 |
Method and system for analysis of long term physiological polygraphic recordings
An analysis system accepts physiological sensor signals, including electroencephalogram (EEG) and other signals commonly sensed in sleep analysis, stores the raw data for later retrieval, extracts...
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5299119 |
Autonomic neuropathy detection and method of analysis
A non-invasive, programmable cardio-respiratory monitoring system for performing automated autonomic nervous system function tests by monitoring and analyzing EKG signals in relation to specific...
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5295484 |
Apparatus and method for intra-cardiac ablation of arrhythmias
The present invention employs ultrasonic energy delivered to myocardial tissue at frequencies sufficient to destroy the myocardial tissue implicated in the arrhythmic. More specifically, the...
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5291400 |
System for heart rate variability analysis
A method and system for heart variability analysis is provided. A computer system generates various statistical and spectral measurements of heart rate variability based on user-specified...
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5282474 |
Method and system for the evaluation and visual display of abnormal electromagnetic physiological activity of the brain and the heart
A method and system for the evaluation and visual display of abnormal electromagnetic physiological activity of the brain and the heart utilizes a set of bioelectric amplifiers and a computer based...
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5280791 |
Monitor system for determining the sleep stages of a person
A simple system for determining a non-invasive sleep state of a person is described. The system comprises: (a) means for measuring the person's cardiac R-R waves interval; (b) means for calculating...
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5269326 |
Method for transvenously accessing the pericardial space via the right auricle for medical procedures
A method for placing various types of catheters into the pericardial space takes advantage of the fact that the right auricle is a thin-walled, low-pressure structure which can be readily...
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5267150 |
Input isolation circuit for computer-controlled medical device
An apparatus for communicating an electrical signal from a first portion of circuitry to a second, wherein there is no direct electrical contact between the two portions. In one embodiment, an EKG...
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5243995 |
Guide probe and clamping bushing for ECG controlled positioning
A guide probe includes an electrically conductive wire having a straight, projection-free distal end over which a flexible catheter may be advanced into the vena cava. An electric contact element...
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5237997 |
Method of continuous measurement of blood pressure in humans
In a process for continuous measurement of blood pressure, the mean blood essure is derived from the measured pulse wave duration. The other blood pressure parameters are obtained by combination...
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5231990 |
Application specific integrated circuit for physiological monitoring
An application specific integrated circuit (ASIC) for physiological monitoring that has multiple inputs and outputs for flexible system architecture in which multiple ASICs are easily coupled...
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5233515 |
Real-time graphic display of heat lesioning parameters in a clinical lesion generator system
A real-time graphic display of heat lesioning parameters in a clinical lesion generator is disclosed. The graphic display provides a display of heat lesioning parameters such as, impedance,...
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5226431 |
Optical/electrical transceiver
A patient monitoring system is provided which includes a monitor and a transmitter which can optically communicate with each other. The monitor receives analog physiological data from a patient and...
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5224486 |
Method and apparatus for classifying heartbeat waveforms
A computer controls a video display having a display screen for displaying ECG heartbeats superimposed over one another. The ECG data is collected during Holter monitoring and stored in a memory....
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