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Electrocardiogram

Electrocardiogram-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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System and method for crossing a native heart valve with a guidewire
Medtronic Vascular, Inc.
April 12, 2018 - N°20180099124

A system for crossing a heart valve with a guidewire includes an advancement motor and a controller. The controller controls when the advancement motor advances and retracts the guidewire. The controller is coupled to an electrocardiogram device and determines the systolic and diastolic phase of the heart from information/data from the electrocardiogram device. The guidewire advances or retracts based ...
Apparatus and method for estimating biometric information
Samsung Electronics Co., Ltd.
April 12, 2018 - N°20180098731

An apparatus for estimating biometric information is provided. According to one exemplary embodiment, the apparatus may include a sensor comprising an electrocardiogram (ecg) sensor configured to measure an ecg signal of a user and a pulse wave sensor configured to measure two or more pulse wave signals at two or more measurement sites of the user; and a processor configured ...
Method for generating personal identification information using an electrocardiogram and method for identifying a person ...
Industry-academic Cooperation Foundation Chosun University
April 12, 2018 - N°20180098719

Disclosed are a method for generating personal identification information using an electrocardiogram and a method for identifying a person using the personal identification information. The methods dramatically increase an identification rate by using two-dimensional image data converted from an electrocardiogram signal as personal identification information, and enable real-time identification by reducing a calculation amount by converting only a single electrocardiogram ...
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Wearable and unobtrusive multi-sensor array and method for pulse wave velocity imaging
The Chinese University Of Hong Kong
April 05, 2018 - N°20180092554

Novel and advantageous systems, devices, and methods for pulse wave velocity (pwv) imaging that enable precise central blood pressure (bp) estimation are provided. A multi-sensor array can provide two-dimensional pwv, thereby achieving the pwv imaging and precise central bp estimation. The multi-sensor array can be integrated in daily objects, such as clothing or a bed, which results in noninvasive, continuous, ...
Combined wearable electrocardiogram and electronic stethoscope
International Business Machines Corporation
March 29, 2018 - N°20180085062

A wearable patch system includes an electrocardiogram (ecg) sensor having electrodes configured to contact a subject. An electronic stethoscope has a diaphragm structure responsive to sounds from the subject. The ecg sensor and the electronic stethoscope are co-located to measure respective parameters concurrently from a same position. A housing is configured to support the diaphragm structure and the electrodes. The ...
System and method for cardiac monitoring using rate-based sensitivity levels
Medtronic Monitoring, Inc.
March 29, 2018 - N°20180085021

A system and method for detecting arrhythmic electrocardiogram (ecg) signals includes defining a plurality of threshold heart rates and rate-dependent sensitivity levels for detecting arrhythmic ecg episodes, wherein more clinically relevant heart rates are assigned rate-dependent sensitivity levels with higher sensitivities. Ecg signals are monitored by a medical device, and monitored ecg signals are processed using the plurality of threshold ...
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Measuring psychological stress from cardiovascular and activity signals
Vital Connect, Inc.
March 22, 2018 - N°20180078190

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. In response to reaching a threshold, the method includes performing adaptation to update a probability mass function (pmf). ...
Measuring psychological stress from cardiovascular and activity signals
Vital Connect, Inc.
March 22, 2018 - N°20180078189

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. In response to reaching a threshold, the method includes performing adaptation to update a probability mass function (pmf). ...
Wearable blood pressure monitoring system
International Business Machines Corporation
March 22, 2018 - N°20180078154

An apparatus includes one or more memories storing computer readable code and processor(s). The processor(s), in response to loading and executing the computer readable code, cause the apparatus to perform operations including receiving electrocardiogram data from an electrocardiogram sensor. The electrocardiogram data includes data from an electrocardiogram from a person. The operations also include receiving pulse wave data ...
Wearable blood pressure monitoring system
International Business Machines Corporation
March 22, 2018 - N°20180078153

An apparatus includes one or more memories storing computer readable code and processor(s). The processor(s), in response to loading and executing the computer readable code, cause the apparatus to perform operations including receiving electrocardiogram data from an electrocardiogram sensor. The electrocardiogram data includes data from an electrocardiogram from a person. The operations also include receiving pulse wave data ...
Leadless cardiac stimulation systems
Cardiac Pacemakers, Inc.
March 15, 2018 - N°20180071539

Various configurations of systems that employ leadless electrodes to provide pacing therapy are provided. In one example, a system that provides multiple sites for pacing of myocardium of a heart includes wireless pacing electrodes that are implantable at sites proximate the myocardium using a percutaneous, transluminal, catheter delivery system. Each of the electrodes contains a source of electrical energy for ...
Myocardial excitation complementation/visualization apparatus and myocardial excitation detection apparatus
National Cerebral And Cardiovascular Center
March 15, 2018 - N°20180070844

A myocardial excitation complementation/visualization apparatus includes an acquiring section that acquires intracardiac electrocardiograms of a subject, the intracardiac electrocardiograms being recorded by a recording unit having a plurality of electrodes, a processing section that performs a computation for completing and visualizing a state of excitation in a myocardium of the subject based on the intracardiac electrocardiograms, and a displaying ...
R-r interval measurement using multi-rate ecg processing
Vital Connect, Inc.
March 08, 2018 - N°20180064361

A method and system for r-r interval measurement of a user are disclosed. In a first aspect, the method comprises detecting an electrocardiogram (ecg) signal of the user. The method includes performing qrs peak detection on the ecg signal to obtain a low resolution peak and searching near the low resolution peak for a high resolution peak. The method includes ...
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Portable abdominal cardiopulmonary resuscitator for electrocardiogram monitoring
March 01, 2018 - N°20180055726

The utility model discloses a portable abdominal cardiopulmonary resuscitator for electrocardiogram monitoring, comprising an abdominal pull-push cardiopulmonary resuscitator body provided with a display and a central processing unit, wherein the abdominal pull-push cardiopulmonary resuscitator body is also provided with an electrocardiographic electrode communication module which is connected with the central processing unit; the electrocardiographic electrode communication module is connected with ...
Amplitude spectrum area considerations for an external medical monitoring and treatment device
Zoll Medical Corporation
March 01, 2018 - N°20180055442

A medical monitoring and treatment device that includes a therapy delivery interface, a plurality of therapy electrodes coupled to the therapy delivery interface, a plurality of electrocardiogram sensing electrodes to sense electrocardiogram signals of a patient, a sensor interface to receive the electrocardiogram signals and digitize the electrocardiogram signals, and at least one processor coupled to the sensor interface and ...
Blood pressure estimation apparatus, blood pressure estimation method, and non-transitory computer-readable recording medium
Panasonic Intellectual Property Management Co., Ltd.
March 01, 2018 - N°20180055388

A blood pressure estimation apparatus includes: a pulse wave measurement unit measuring a user's pulse wave signal; an electrocardiogram signal measurement unit measuring a user's electrocardiogram signal; and a processing circuit estimating a user's blood pressure value by using the pulse wave and electrocardiogram signals, wherein the processing circuit (a) acquires a pulse wave signal feature by using the pulse ...
Electronic system to control the acquisition of an electrocardiogram
D-heart S.r.l.
February 22, 2018 - N°20180049659

It is disclosed an electronic system to control the acquisition of an electrocardiogram. The system comprises a portable electronic device and a mobile electronic device. The mobile electronic device comprises an optical device for acquiring real-time images of a portion of a human body, a screen and a processing unit. The portable electronic device comprises a first, a second and ...
Device and method to measure ventricular arterial coupling and vascular performance
The Johns Hopkins University
February 15, 2018 - N°20180042494

A device for measuring a ventricular-arterial coupling of a subject includes first and second inputs. The first input receives signals from a plurality of electrocardiogram sensors that are coupled to the subject at a plurality of first locations. The second input receives signals from a plurality of photoplethysmogram sensors that are coupled to the subject at a plurality of second ...
Method for biometric human identification based on electrocardiogram and ptt smart watch system using the ...
Dodotdo Co., Ltd
February 08, 2018 - N°20180035922

A ptt smart watch system using a biometric human identification (hid) method based on electrocardiogram which provides a ptt service through interworking with a server including an electrocardiogram database, the ptt smart watch system comprising: a plurality of user terminals enabling biometric hid and ptt communication; and a server configured to receive electrocardiogram data and a ptt message from a ...
Electrocardiogram measuring device
Ekg Technology Lab, Inc.
February 08, 2018 - N°20180035908

An electrocardiogram measuring device includes: chest measuring electrodes 113 that acquire electrocardiographic signals of a chest; a t-shirt 100 having an attachment holes of the chest measuring electrodes opened; a chair 200 on which limb measuring electrodes 212 and 214 that acquire electrocardiographic signals of limbs are arranged; and an electrocardiogram generating unit 310 that generates an electrocardiogram of a subject from the electrocardiographic signals of ...
Method and apparatus for performing feature classification on electrocardiogram data
Qatar University
February 01, 2018 - N°20180032689

A method and apparatus may include receiving patient-specific data of a patient. The method can also include inputting the patient-specific data into an input layer of a 1d convolutional neural network. The method can also include inputting labels corresponding to the patient-specific data into an output layer of the 1d convolutional neural network. The method can also include training the 1...
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