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Electrocardiogram patents

      

This page is updated frequently with new Electrocardiogram-related patent applications.




 Closed-loop stimulating apparatus and stimulating method thereof patent thumbnailClosed-loop stimulating apparatus and stimulating method thereof
Provided are a closed-loop stimulating apparatus and a stimulating method thereof, where the method includes: determining a physiological status variation of a user receiving a stimulating signal according to an electrocardiogram signal of the user, and generating the stimulating signal according to a variation of the electrocardiogram signal relative to electrocardiogram history data of the user.. .
Winbond Electronics Corp.


 Method for measuring social relationship using heart rhythm coherence (hrc) patent thumbnailMethod for measuring social relationship using heart rhythm coherence (hrc)
A method for determining a social relationship includes detecting electrocardiogram (ecg) data from at least two subjects, detecting heart rhythm coherence (hrc) data from the ecg signals of the two subjects, and determining a relationship (intimacy) between the two subjects by comparing the hrc data of the two subjects.. .
Center Of Humman-centered Interaction For Coexitence


 Method and device for non-invasive blood pressure measurement patent thumbnailMethod and device for non-invasive blood pressure measurement
A system for measuring blood pressure of a user that comprises an electrocardiogram (ecg) circuit with at least two ecg electrodes configured to obtain an electrical activity of a heart of the user by measuring the electrical signals detected at the at least two ecg electrodes as an electrocardiogram waveform, and a pulse oximeter circuit configured to obtain a pulse waveform corresponding to a blood flow on user's vessels. The system further comprises a processor that is in electrical contact with the electrocardiogram circuit and the pulse oximeter circuit.
Ecole Polytechnique Federale De Lausanne (epfl)


 Apparatus for obtaining cardiovascular information by measuring between two extremities patent thumbnailApparatus for obtaining cardiovascular information by measuring between two extremities
An apparatus for obtaining information on a cardiovascular system based exclusively on measurements between two limbs and effected with a pair of distal electrodes on each limb. The measurement is made by causing an alternating current to flow between one electrode of each limb and measuring the potential difference between the other two electrodes, one also on each limb.
Universitat PolitÈcnica De Catalunya


 Apparatus for treating a patient having a heart patent thumbnailApparatus for treating a patient having a heart
The present invention relates to a method and to an apparatus for treating, diagnosing and/or monitoring a patient having a heart, a heart rhythm comprising periodically repeating q, r, s and t waves of an electrocardiogram and a peripheral vascular system, said electrocardiogram exhibiting a repeating qrstq heart rhythm having a q-t systole duration, a t-q diastole duration and an r-r path length, said patient having a pulse rate corresponding to said r-r path length, the apparatus comprising a plurality of electrodes attachable externally or internally to the patient for electrically stimulating the patient non-invasively or invasively, in synchronization with the heart rhythm, by trains of pulses applied to the patient, determining, for cycles of the heart rhythm, a time corresponding to the end of an associated t-wave and applying trains of electrical stimulation pulses within a range of −15% to −1% corresponding to said r-r path length before the end of the t-wave and having a train duration selected in the range of 5 to 15% of said r-r path length, so that the train of stimulation pulses ends at at most +5% rr from the end of the t-wave.. .
Cardiola Ltd.


 Methods and systems for improved prediction of fluid responsiveness patent thumbnailMethods and systems for improved prediction of fluid responsiveness
The present disclosure provides systems and methods for predicting fluid responsiveness. Embodiments include sensors configured to obtain a high-resolution electrocardiogram signal and a computer system connected to the sensors, the computer system including a memory, a processor, and a display device.
Cn Medical Research Llc


 Living body state estimation apparatus, living body state estimating method, and non-transitory computer-readable medium patent thumbnailLiving body state estimation apparatus, living body state estimating method, and non-transitory computer-readable medium
A living body state estimation apparatus acquires information indicating a state of a living body. The living body state estimation apparatus is configured to include an electrocardiogram signal acquisition unit which acquires an electrocardiogram signal of the living body and an information acquisition unit which acquires a parameter as the information, the parameter specifying a predetermined function indicating a probability distribution for a reference wave interval which is a time interval between peaks of consecutive predetermined reference waves in the acquired electrocardiogram signal..
Tohoku University


 Universal adaptor for defibrillators and/or electrocardiograms and methods associated therewith patent thumbnailUniversal adaptor for defibrillators and/or electrocardiograms and methods associated therewith
The present invention relates to a universal adaptor that allows one to connect electrodes and/or electrode pads from a patient that is experiencing heart problems to an ekg and/or defibrillator from a different manufacturer from the manufacturer of the electrodes and/or electrode pads. The invention also relates to methods of saving a patient's life by eliminating the process and time that it would take to transfer electrodes and/or electrode pads on a patient by using this universal adaptor..

 Electrocardiogram detector patent thumbnailElectrocardiogram detector
An electrocardiogram detector including a pad, an electrical connection unit, a plurality of retaining members, and a plurality of electrode pieces is disclosed. The pad has a first face, a second face, and a plurality of through-holes.
Kaohsiung Veterans Generalhospital


 Measuring psychological stress from cardiovascular and activity signals patent thumbnailMeasuring psychological stress from cardiovascular and activity signals
A method and system for measuring psychological stress disclosed. In a first aspect, the method comprises determining r-r intervals from an electrocardiogram (ecg) to calculate a standard deviation of the r-r intervals (sdnn) and determining a stress feature (sf) using the sdnn.
Vital Connect, Inc.


Electrocardiogram analyzer

An electrocardiogram analyzer includes a first acquiring section that acquires a body surface electrocardiogram of a subject, a second acquiring section that acquires an intracardiac electrocardiogram of a ventricle of a heart of the subject, and an analyzing section that performs a frequency analysis on the intracardiac electrocardiogram and includes a range setting section that sets an analysis time range of the frequency analysis in the intracardiac electrocardiogram based on a unit waveform of the body surface electrocardiogram, and a calculating section that, in the analysis time range, performs the frequency analysis on the intracardiac electrocardiogram, and that calculates an index value indicating a ratio of local abnormal ventricular activities in the intracardiac electrocardiogram.. .
Nihon Kohden Corporation

Body heat powered wireless transmitter

A body heat powered portable wireless transmitter contains a thermo electric generator, an energy harvesting system, a control system and a wireless transmitter. The wireless transmission medium could include but not exhaustively, rf, ultrasonic or infrared.

Locating j-points in electrocardiogram signals

The current subject matter determines the location of the j-point in an ecg signal by examining ecg samples within a window of samples between the s-peak and the t-peak. The sample in this range with the smallest distance, Δd, to the r-peak is selected as the j-point.
Draeger Medical Systems, Inc.

Methods, systems and non-transitory computer-readable recording media for monitoring blood pressure in real time

Methods, systems, and non-transitory computer-readable recording media for monitoring blood pressure are provided. The method includes calculating an estimate of deviations between every two pulse transit time (ptt) values measured at an interval of a first period, and estimating a ptt value to be measured the first period after a current time.
Huinno, Co., Ltd

Electrocardiogram systems and related methods

Embodiments disclosed herein are directed to electrocardiogram systems and systems of using electrocardiogram systems. The electrocardiogram systems are configured to detect at least two electrical potentials (e.g., a first electrical potential and a second electrical potential) at two or more surfaces of a subject (e.g., a first surface and a second surface).
Elwha Llc

Electrocardiogram systems and related methods

Embodiments disclosed herein are directed to a system for measuring an electrical potential at one or more positions on a subject and determining if the electrical potential measurements are taken at one or more selected positions, and methods of using the same. The system can include at least one glove having at least one electrode thereon configured to collect electrical potential measurements and at least one position sensor configured to collect position data to determine if the electrical potential measurements are taken at a specified location on the subject..
Elwha Llc

Devices and methods for endovascular electrography

A method for positioning an endovascular device in or near the heart using electrocardiogram (ecg) signals. The method includes receiving an endovascular ecg signal including a plurality of waveforms, processing the endovascular ecg signal to calculate a p-wave amplitude and a spectral power for each predetermined time period, determining a maximum p-wave amplitude and an associated maximum spectral power, associating the maximum p-wave amplitude and the maximum spectral power with a predetermined location in or near the heart, calculating a location based on a ratio of the p-wave amplitude to the maximum p-wave amplitude and a ratio of the spectral power to the maximum spectral power, and displaying the location to a user..
Bard Access Systems, Inc.

Automated detection of patient age by ecg

An automated age detection system employing a patient monitoring lead assembly and a patent monitoring device. In operation, the patient monitoring lead assembly conducts electrical activity of a heart of a patient to the patient monitoring device.
Koninklijke Philips N.v.

Electrocardiograph

A electrocardiograph having a chest assembly intended to be applied to the chest region of a patient and an electronic unit is provided, with a recording module and with a wireless transceiver module. The chest assembly has a plurality of electrodes configured to be connected to the patient's body for the recording of an electrocardiogram and respective electrical wires connecting each electrode to the electronic unit.
Ab Medica Holding S.p.a.

Methods and the on-line and real time acquisition and analysis of voltage plethysmography, electrocardiogram and electroencephalogram for the estimation of stroke volume, cardiac output, and systemic inflammation

Apparatus for determining stroke volume, cardiac output and systemic inflammation by fuzzy logic combination of features extracted from a voltage measured over the thorax, electrocardiogram and electroencephalogram comprising a) sensor for measuring electroencephalogram; b) sensor for measuring the electrocardiogram; c) calculating the heart rate variability from the electrocardiogram; d) two electrodes (1, 2) for measuring the voltage generated by a constant current generator in two other electrodes (1, 2); e) calculating the area under the curve of voltage for each heart-beat; f) calculating the derivative of the voltage curve; g) calculating the transfer entropy between eeg and ecg; h) combining at least 3 extracted parameters using an adaptive neuro fuzzy inference system (anfis) or any other fuzzy reasoner into a final index of cardiac output; i) combining at least 3 extracted parameters using an adaptive neuro fuzzy inference system or any other fuzzy reasoner into a final index of systemic inflammation.. .
Quantium Medical S.l.

Contextual heart health monitoring with integrated ecg (electrocardiogram)

Integrated ecg (electrocardiogram) contacts enable opportunistic heart rate monitoring on a handheld electronic device. First and second ecg contacts are integrated into the device to connect, respectively, first and second ecg electrodes to an internal ecg circuit within the device.
Intel Corporation

System, terminal, and digital electrocardiogram authentication

Provided is an electrocardiogram (ecg) biometric authentication system that performs biometric authentication using biometric information having unique values for each client includes one or more client terminals and a key distribution center (kdc) that uses ecg information of the one or more client terminals to issue a digital certificate. According to the configuration of the electrocardiogram biometric authentication system, security is enhanced..

Wearable device electrocardiogram

Provided are a method and systems for measuring an electrocardiogram (ecg) using a wearable device. An example system includes the wearable device in a shape of a band worn on a limb (e.g., a wrist) of a patient.
Chronisense Medical Ltd.

Method and heart rate monitoring using an electrocardiogram sensor

A method and corresponding apparatus employ a time-varying spectral analysis approach for reconstructing an electrocardiogram (ecg) signal that includes motion artifacts. The motion artifacts are produced by motion of an ecg sensor relative to a sensing location.
University Of Connecticut

Blood pressure measurement using a wearable device

Systems and methods for performing a blood pressure measurement are provided. An example method includes simultaneously recording, by a wearable device, an electrocardiogram (ecg) and photoplethysmogram (ppg).
Chronisense Medical Ltd.

Monitoring health status of people suffering from chronic diseases

A method and systems for monitoring health status of chronically ill people are provided. An example system includes a wearable device with sensors, with the wearable device being designed to be worn on a wrist of a patient.
Chronisense Medical Ltd.

System and asset authentication and management

An asset management system and biometric security method is disclosed. The asset management system monitors the operational status of living and non-living assets in the field using sensors fitted to, or otherwise associated with, the asset.
Reticle Ventures Canada Incorporated

System and facilitating a cardiac rhythm disorder diagnosis with the aid of a digital computer

A system and method for facilitating a cardiac rhythm disorder diagnosis with the aid of a digital computer are provided. Cutaneous action potentials of a patient are recorded as electrocardiogram (ecg) data over a set time period.
Bardy Diagnostics, Inc.

Measuring psychological stress from cardiovascular and activity signals

A method and system for measuring psychological stress disclosed. In a first aspect, the method comprises determining r-r intervals from an electrocardiogram (ecg) to calculate a standard deviation of the r-r intervals (sdnn) and determining a stress feature (sf) using the sdnn.
Vital Connect, Inc.

Vector-based shock indication

A system for managing care of a person receiving emergency cardiac assistance includes one or more capacitors arranged to deliver a defibrillating shock to a person; one or more electronic ports for receiving a plurality of signals from sensors for obtaining indications of an electrocardiogram (ecg) for the person; and a patient treatment module executable on one or more computer processors using code stored in non-transitory media and to provide a determination of a likelihood of success from delivering a future defibrillating shock to the person with the one or more capacitors, using a mathematical computation applied to a vector value defined by signals from at least two of the plurality of signals.. .
Zoll Medical Corporation

Biological information measurement apparatus

A biological information measurement apparatus including a case section including a biological information detector that detects biological information on a user, a band that attaches the case section to the user, a first electrode provided on a contact surface of the case section or the band that comes into contact with the user's body, a pinched section provided as part of the band and pinched by the user with fingers, a second electrode provided on the pinched section, and an electrocardiogram detector that uses the first electrode and the second electrode to detect the user's electrocardiogram.. .
Seiko Epson Corporation

Method and synthesizing medical images

A method of synthesizing medical images includes acquiring image data of an object; generating first medical image frames of the object based on the image data; selecting, from among the first medical image frames, second medical image frames corresponding to points of time that have the same electrocardiogram (ecg) signal information of the object; generating a panoramic image by synthesizing the second medical image frames; and displaying the panoramic image on a display.. .
Samsung Electronics Co., Ltd.

Discordance monitoring

Described herein are systems, devices, and methods for cardiac monitoring. In particular, the systems, devices, and methods described herein may be used to conveniently sense the presence of an intermittent arrhythmia in an individual.
Alivecor, Inc.

Controller, and patch type automated external defibrillator for controlling defibrillation using the same

A wearable patch-type automatic defibrillator attachable to a region of a patient near the patient's heart includes a battery which stores electrical energy for defibrillation, a controller which controls the battery, electrocardiogram (ecg) electrodes, and defibrillation electrodes. The controller analyzes ecg signals of the patient received through the ecg electrodes, and automatically provides the patient with the electrical energy stored in the battery through the defibrillation electrodes when defibrillation is needed according to a result of the analysis..

Methods of radiometrically determining an extreme temperature during a treatment procedure

According to some embodiments, systems for energy delivery to targeted tissue comprise a catheter with an ablation member, a radiometer configured to detect temperature data from the targeted tissue, a processor configured to determine a calculated temperature (e.g., an extreme temperature, such as a peak or trough temperature) within the tissue by applying at least one factor to the temperature data detected by the radiometer, the processor configured to compare the calculated temperature to a setpoint and an energy source configured to energize the ablation member and to regulate delivery of ablative energy to the targeted tissue of the subject based at least in part on the comparison. In some embodiments, the factor depends on at least one characteristic of the targeted tissue.
Meridian Medical Systems, Llc

Systems and methods for filtering ecg artifacts

Systems and methods of processing raw electrocardiogram (ecg) waveform data of a patient into estimated real-time ecg waveform data. The method includes sensing at least one physical non-cardiac influence on the raw ecg waveform data, constructing a time domain computer model of the at least one physical, non-cardiac influence on the raw ecg waveform data, and adaptively filtering the raw ecg waveform data in the time domain using the constructed time domain computer model of the at least one physical non-cardiac influence on the raw ecg waveform data to form the estimated real-time ecg waveform data.
Zoll Medical Corporation

Electrocardiogram identification

A defibrillating system includes a processor coupled to a memory. The processor and the memory are configured to identify a treatment event associated with treatment of a victim with the defibrillating system, and transmit a representation of a portion of an ecg signal associated with the identified treatment event.
Zoll Medical Corporation

Collecting and processing reliable ecg signals and gating puleses in a magnetic resonance environment

An electrocardiogram (ecg) electrode patch (10) system (50) for use in a magnetic resonance (mr) environment includes a flexible patch material (12) configured for attachment to human skin, and a plurality of electrodes (20). The electrodes (20) care attached to the patch material (12) and configured to sense a plurality of ecg signals with different amplitudes across pairs of electrodes in at least two different directions..
Koninklijke Philips N.v.

Systems and methods for performing an electrocardiogram

A system and method for performing an electrocardiogram is described herein. The system may include one or more of an electrode strip, a data recorder, a connector, one or more computing platforms, and/or other components.
Los Angeles Biomedical Research Institute At Harbor-ucla Medical Center

Apparatuses and methods for classification of electrocardiogram signals during cardiopulmonary resuscitation

Examples of systems, apparatuses, and methods for classification of electrocardiogram signals during cardiopulmonary resuscitation are described. An example system may include a defibrillator comprising an electrocardiogram analyzer.
University Of Washington Through Its Center For Commercialization

A system for controlled defibrillation and ventilation

The invention is a system for providing decision-assisted critical care to a patient in medical emergency situations in an out of hospital setting. The system comprises: a ventilator comprising a pressure generator and oxygen/air delivery means; an automated external defibrillator (aed) comprising a battery and primary electrocardiogram (ecg) sensors configured as chest pads that are configured to be connected to the chest of the patient and to both sense ecg and to deliver an electric shock to the patient's heart; at least one secondary ecg sensor configured to sense ecg but not to deliver electric shock and to be connected to the body of the patient at a location other than the chest; and a controller, configured to activate or instruct a caregiver to activate, the aed and to place the chest pads on the chest of the patient upon detection of shockable cardiac arrhythmias by at least one of the at least one secondary ecg sensors..
Inovytec Medical Solutions Ltd

Wearable medical treatment device with motion/position detection

A cardiac monitoring system includes an externally wearable cardiac monitoring device; at least one cardiac sensing electrode operatively coupled to the device and configured to be disposed in proximity to a patient's skin to monitor cardiac activity of the patient; at least one accelerometer configured to generate signals indicative of patient body movement; and a microcontroller disposed in the device and configured to receive the signals indicative of patient body movement, receive one or more electrocardiogram (ecg) signals of the patient from the at least one cardiac sensing electrode, and analyze the one or more ecg signals received over a period of time to determine at least one cardiac arrhythmia condition of the patient; the device being configured to wirelessly transmit data related to the at least one cardiac arrhythmia condition and the signals indicative of patient body movement recorded over the period of time to a central server.. .
Zoll Medical Corporation

Device and providing feedback on breathing rate

Devices and methods for providing feedback on breathing rate are disclosed. The device comprises: a sensor interface configured to receive an electrocardiogram ecg signal; an ecg analysis unit configured to obtain a breathing rate from the received ecg signal; a feedback output mechanism for providing feedback; and a feedback generator configured to obtain an optimal breathing rate in accordance with a desired outcome and one or more heart rate and/or breathing rate characteristics detected from the ecg signal.
Biobeats Inc.

Smart medical examination and communication apparatus

An embodiment of a portable sensor input device operatively connects to a smartphone, wearable computer device, tablet pc, and/or other mobile computer device to facilitate medical examination and diagnosis. The sensor input device used for biological signal detection contains one or more sensors inside it's chest-piece, such as, without limitation, acoustic sensor, temperature sensor, pressure sensor, light sensor, image sensor, electrocardiogram (ecg) sensor, and/or ultrasonic sensor.

Electrocardiography monitoring system and method

Systems and methods for electrocardiography monitoring use multiple capacitive sensors in order to determine reliable measurements of electrophysiological information of a patient. Relative coupling strength and/or reliability is used to select dynamically which sensors to use in order to determine, in particular, an electrocardiogram of the patient..
Technische Universiteit Eindhoven

Contactless electric cardiogram system

A system for providing a standard electrocardiogram (ecg) signal for a human body using contactless ecg sensors for outputting to exiting medical equipment or for storage or viewing on a remote device. The system comprises a digital processing module (dpm) adapted to connect to an array of contactless ecg sensors provided in a fabric or the like.
Rr Sequences Inc.

Detection of periodic breathing

Methods and apparatus perform periodic breathing detection, such as cheyne-stokes respiration detection. The detection may be performed by one or more processors, such as by analysis of data from one or more sensors.
Resmed Sensor Technologies Limited

Biological information processing apparatus, biological information processing system, biological information processing method and biological information processing program

A biological information processing apparatus includes a pulse wave acquisition part that acquires a pulse wave signal of a user, an electrocardiogram acquisition part (heart rate acquisition part) that acquires an electrocardiogram signal of the user, and a processor (analyzer) that calculates biological information of the user based on the pulse wave signal. The processor (analyzer) analyzes the pulse wave signal based on a heart rate calculated from the electrocardiogram signal and calculates the biological information of the user if the pulse wave signal does not satisfy a predetermined condition..
Seiko Epson Corporation

Medical device for sensing cardiac function

According to at least one aspect, a medical device is provided. The medical device includes at least one electrode to sense an electrocardiogram (ecg) signal of a patient and a controller coupled to the at least one electrode.
Zoll Medical Corporation

Ecg high pass filter

An electrocardiogram high pass filter (25) employs a baseline low pass filter (40), a signal delay (43) and a signal extractor (44). In operations, baseline low pass filter (40) includes a finite impulse response low pass filter (41) and an infinite impulse response low pass filter (42) cooperatively low pass filtering a baseline unfiltered electrocardiogram signal (ecgbu) to output a filtered baseline signal (bsef).
Koninklijke Philips N.v.

Systems and methods of determining location using a medical device

According to at least one aspect, a wearable medical device is provided. The wearable medical device may include a sensing electrode to sense an electrocardiogram signal of a patient, a therapy electrode to provide treatment to the patient, a garment to be worn about a torso of the patient and receive the sensing electrode and the therapy electrode, and a controller operatively coupled to the sensing electrode and the therapy electrode.
Zoll Medical Corporation



Electrocardiogram topics:
  • Electrocardiogram
  • Physiologic
  • Arrhythmias
  • Blood Pressure
  • Arrhythmia
  • Executable
  • Ultrasound Image
  • Ultrasound
  • User Interface
  • Pressure Measurement
  • Magnetic Resonance Angiography
  • Shared Memory
  • Angiography
  • Physiological Data
  • Autonomic Nervous System


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    This listing is a sample listing of patent applications related to Electrocardiogram for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Electrocardiogram with additional patents listed. Browse our RSS directory or Search for other possible listings.


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