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Electrocardiogram patents



      

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




Date/App# patent app List of recent Electrocardiogram-related patents
05/19/16
20160135705 
 Real-time multi-functional ecg signal processing system, dspe for the ecg signal processing system, and method thereof patent thumbnailnew patent Real-time multi-functional ecg signal processing system, dspe for the ecg signal processing system, and method thereof
An electrocardiogram (ecg) signal processing system is provided. The ecg signal processing system comprises an analog-to-digital converter (adc) configured to convert an input analog ecg signal into a digital ecg signal, and a digital signal processing engine (dspe) coupled to the adc to receive the digital ecg signal.
Agency For Science, Technology And Research


05/19/16
20160135701 
 Systems and methods for performing electrocardiograms patent thumbnailnew patent Systems and methods for performing electrocardiograms
A system for performing an electrocardiogram (ecg) can include a handheld electrocardiograph device having a right arm electrode, a left arm electrode, and a left leg electrode, and can be configured to receive signals from the electrodes and to send data based on the electrode signals to a mobile electronic device. The mobile electronic device can be configured to process and analyze the receive information to provide ecg data, such as 6-lead ecg data.

05/19/16
20160135700 
 Ecg features for type ahead editing and automatic update for report interpretation patent thumbnailnew patent Ecg features for type ahead editing and automatic update for report interpretation
An electrocardiogram (ecg) device includes a processor (114), a memory (116) coupled to the processor and an interface (120) configured to generate an edit window and configured to permit user input in the edit window. A type ahead module (124) is stored in the memory and is responsive to input entered in the edit window.
Koninklijke Philips N.v.


05/05/16
20160120431 
 Medical device having automated ecg feature extraction patent thumbnailMedical device having automated ecg feature extraction
A medical device having automated electrocardiogram (ecg) feature extraction is disclosed. The medical device includes input circuitry configured to receive an ecg signal.
Khalifa University Of Science, Technology, And Research


05/05/16
20160120430 
 Medical device for detecting a ventricular arrhythmia event patent thumbnailMedical device for detecting a ventricular arrhythmia event
A medical device and method for detecting a ventricular arrhythmia event is disclosed. The medical device includes input circuitry configured to receive an electrocardiogram (ecg) signal, processing circuitry coupled to the input circuitry and configured to identify at least one fiducial point of a first heartbeat signature and at least fiducial point of a second heartbeat signature of the ecg signal, and feature extraction circuitry coupled to the processing circuitry.
Khalifa University Of Science, Technology, And Research


05/05/16
20160120429 
 Method and system for extracting ventricular fibrillation signals in electrocardiogram patent thumbnailMethod and system for extracting ventricular fibrillation signals in electrocardiogram
This invention discloses a system and a method for extracting vf signal in ecg recorded during uninterrupted cpr. The present invention provides a method for extracting a ventricular fibrillation (vf) signal in electrocardiography (ecg), comprising: receiving an ecg signal; adding a plurality of shadowing functions to the ecg signal, to obtain a plurality of modification signals; decomposing the plurality of modification signals by using an empirical mode decomposition (emd) method, to generate a plurality of intrinsic mode functions (imfs); calculating the sum of imfs in different frequency regions based on time sequence, dividing by a number of the shadowing signal, to obtain a plurality of modification intrinsic mode functions; combining the plurality of modification imfs with the same property, to obtain a shape function; modeling the shape functions to obtain a compression signal; and subtracting the compression signal from the ecg signal based on time sequence, to obtain the vf signal..
National Central University


05/05/16
20160120424 
 Three-dimensional electrode and a biological probe comprising the same patent thumbnailThree-dimensional electrode and a biological probe comprising the same
The present invention provides a three-dimensional electrode having high cell affinity and capacitive coupling, comprising a pillar portion and a spherical portion, wherein the diameter of the spherical portion is larger than that of the pillar portion, and the carbon nanotubes are coated on the spherical portion, and pillar portion and the spherical portion are made of material selected from metal materials. The present invention may be used for developing biological probes having high cell affinity and capacitive coupling so as to provide high accuracy for measurement of neural cells or electrocardiograms and prevent from distortion..
National Tsing Hua University


04/28/16
20160113541 
 Systems and methods for assessing electrocardiogram reliability patent thumbnailSystems and methods for assessing electrocardiogram reliability
The present technology is an automated method for determining whether a patient-specific electrocardiogram (ecg) is either (a) normal and can be excluded from manual review or (b) abnormal and included for manual review. In one embodiment, the method comprises comparing a plurality of characteristics of the ecg with predetermined subthreshold levels that are set less than clinically significant levels of abnormality of the characteristics, wherein the characteristics of the ecg are selected from the group including t-wave inversion, st-depression, qt segment duration, delta wave character, anterior s-wave character and ectopic or pre-mature beats.
Cardiac Insight, Inc.


04/21/16
20160106357 
 Cerebrovascular analyzer patent thumbnailCerebrovascular analyzer
The present invention relates to a cerebrovascular analysis system which enables early diagnosis of various incurable cerebrovascular diseases such as cerebral thrombosis by measuring an elastic coefficient, blood vessel compliance, blood flow resistance, and blood flow in each cerebrovascular branch. The measurement is achieved by biomechanically analyzing blood vessels in the brain using an electrocardiogram, phonocardiogram, electroencephalogram, pulse wave, and ultrasonic doppler signal as basic data in order to measure biomechanical properties and blood flow properties of blood vessels in the brain for the diagnosis of cerebrovascular diseases..

04/21/16
20160106320 
 Biological state eliminating apparatus and method patent thumbnailBiological state eliminating apparatus and method
A biological state estimating apparatus includes a pair of electrocardiographic electrodes, a photoplethysmographic sensor, and a controller that includes a peak detecting section, a pulse transmission time measuring section, a correlation information storing section, and a biological state estimating section. The electrocardiographic electrodes detect an electrocardiogram signal and the photoplethysmographic sensor, which has light-emitting and light-receiving elements, detects a photoplethysmogram signal.

04/14/16
20160101320 

Exercise equipment and exercise equipment set


Provided is exercise equipment including a gripping section that is gripped by a user; a weight section that is connected to the gripping section; a first electrode that is arranged on the gripping section; a second electrode that is arranged on the weight section; a measuring section that measures at least one of body fat percentage of the user and an electrocardiogram waveform of the user, using the first electrode and the second electrode.. .

04/07/16
20160095526 

Electrocardiogram display device


An electrocardiogram display device includes an electrocardiogram waveform generating unit that generates electrocardiogram waveforms of a plurality of leads based on electrocardiogram data of each of the leads, an arranging instruction unit that instructs an arranging order of the electrocardiogram waveform of each lead by performing inputting, a display unit, and a displaying control unit that arranging the electrocardiogram waveform of each lead in a corresponding arranging order in response to instruction of the arranging instruction unit to create and display one screen image on the display unit.. .
Nihon Kohden Corporation


03/31/16
20160089049 

Long term measuring and recording device for electrocardiography


A device for long term sensing and recording electrocardiogram includes a housing body, electrodes, a processing circuit, a water-proof film and at least one flexible attach layer. The housing body includes an upper body and a lower body sealed to form an internal space for enclosing the processing circuit.
Sigknow Biomedical Corporation Limited


03/24/16
20160082278 

Windowing for identifying shock outcome


A system for managing care of a person receiving emergency cardiac assistance is disclosed that includes one or more capacitors for delivering a defibrillating shock to a patient; one or more electronic ports for receiving signals from sensors for obtaining indications of an electrocardiogram (ecg) for the patient; 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) a mathematical transform from a time domain to a frequency domain applied to the indication of the ecg, and (b) a tapered window for identifying the portion of the indications of the ecg on which the transform is performed.. .
Zoll Medical Corporation


03/24/16
20160081573 

Frequency analysis tool for cardiac resynchronization


Systems and methods are provided for evaluating an expected effectiveness of cardiac resynchronization therapy. electrocardiogram (ecg) data is received as at least one ecg lead from a set of electrodes.
The Cleveland Clinic Foundation


03/17/16
20160073915 

Wireless ekg system


A wireless electrocardiogram (ekg) system having a plurality of wireless electrodes configured to wirelessly transmit ekg data to a display that is configured to display ekg data through a graphical ekg plot. Each wireless electrode includes a barcode thereon configured to allow a user to associate a set of wireless electrodes with a particular display.

03/10/16
20160071343 

Preauthorized wearable biometric device, use thereof


Embodiments are directed towards authenticating users using biometric devices. The biometric device may be arranged to capture one or more biometric feature of a user that may be wearing the biometric device such as biometric features that correspond to an electrocardiogram of the user.
Nymi Inc.


03/10/16
20160067498 

Determining onsets and offsets of cardiac depolarization and repolarization waves


An exemplary computer-implemented method is disclosed for detection of onset of depolarization on far-field electrograms (egms) or electrocardiogram (ecg)-or ecg-like signals. The method includes determining a baseline rhythm using a plurality of body-surface electrodes.
Medtronic, Inc.


03/10/16
20160066808 

Method and device for patient monitoring using dynamic multi-function device


The present invention is directed to an improved method, system and product to provide wireless ecg patient monitoring. Although embodiments make specific reference to monitoring electrocardiogram signal with an adherent patch, the system methods, and device herein may be applicable to any application in which physiological monitoring is used.
Cardiac Technologies International, Inc.


03/10/16
20160066796 

Biological information measuring apparatus


Provided is a practical biological information measuring apparatus that is compact, provides minimal inconvenience worn on the body, and has an extended battery life, the biological information measuring apparatus being capable of instantly displaying a heartbeat interval. A biological information measuring apparatus capable of measuring at least a heartbeat interval of a living body and capable of being attached to a living body, the biological information measuring apparatus characterized in comprising: a plurality of electrodes that come in contact with the living body; signal processing means for electrically processing a change in voltage obtained from the electrodes and creating an electrocardiogram signal; heartbeat interval measuring means for measuring, from the electrocardiogram signal, a heartbeat interval from an interval between one r wave and another adjacent r wave or an interval between one s wave and another adjacent s wave in the electrocardiogram signal; triaxial acceleration measuring means; and temperature measuring means; the biological information measuring apparatus further comprising wireless transmission means for simultaneously and wirelessly transmitting the heartbeat interval obtained by the heartbeat interval measuring means, the triaxial acceleration obtained by the triaxial acceleration measuring means, and the temperature obtained by the temperature measuring means..
Union Tool Co.


03/03/16
20160063233 

User authentication method and apparatus based on electrocardiogram (ecg) signal


A user authentication apparatus includes an electrocardiogram (ecg) waveform acquirer configured to acquire an authentication ecg waveform of a user to authenticate the user; a filter configured to filter the authentication ecg waveform using a kalman filter by applying a reference model parameter extracted from a reference ecg waveform to the kalman filter; and an authenticator configured to compare the filtered ecg waveform and the reference ecg waveform, and determine whether the filtered authentication ecg waveform corresponds to the reference ecg waveform based on a result of the comparing.. .
Samsung Electronics Co., Ltd.


03/03/16
20160063232 

Wearable terminal


There is disclosed a wearable terminal including a main body, a main board provided in the main body, a first touch pad provided in a rear surface of the main body, a flexible board configured to connect the main body and the first touch pad to each other, a band coupled to the main body, wound around a user's wrist to secure the main body to the user's body part, a second touch pad provided in the other surface of one surface contacting with the user's body part when the user wears the band, a flexible board having one end connected to the second touch pad and the other end connected to the main board, and a controller configured to extract an electrocardiogram by measuring a difference of electric potentials of body muscles sensed from the first touch pad and the second touch pad.. .
Lg Electronics Inc.


03/03/16
20160063231 

User authentication method and apparatus based on electrocardiogram (ecg) signal


An authentication apparatus includes an electrocardiogram (ecg) signal receiver configured to receive a target ecg signal, and a preprocessor configured to filter the target ecg signal. The apparatus further includes an authenticator configured to process the filtered target ecg signal based on a pattern of a reference ecg signal, and determine whether the target ecg signal corresponds to the reference ecg signal based on the processing..
Samsung Electronics Co., Ltd.


03/03/16
20160058318 

Electrocardiogram data analysis rapid diagnosis


Periodic electrical signal data, such as electrocardiogram signal data, is collected, analyzed, and transformed into compacted, multi-dimensional matrix that makes it easier for healthcare professionals to analyze the health condition of a patient. The electrical signal data, characterized by periodic deflection elements that collectively form a periodic signal complex, is analyzed to determine peaks of deflection elements, where peaks can vary greatly, but in ways not readily visible on standard electrocardiograms.
The Regents Of The University Of Michigan


02/25/16
20160051156 

Film-type biomedical signal measuring apparatus, blood pressure measuring apparatus using the same, cardiopulmonary fitness estimating apparatus, and personal authentication apparatus


Provided is a film-type biomedical signal measuring apparatus configured in a such a way that a plurality of metallic thin film electrodes and a circuit unit are formed on a film-type piezoelectric element so as to easily attach the apparatus to the skin and an electrical signal as well as an electrical signal of a human body is simultaneously measured using the plurality of metallic thin film electrodes and the circuit unit. Accordingly, the film-type biomedical signal measuring apparatus simultaneously measures electrocardiogram (ecg) and ballistocardiogram (bcg) from the simultaneously measured electrical signal and vibration signal of the human body and extracts biomedical information of various types of health indexes such as a heart rate, a stress index, bcg, a blood pressure, an amount of physical activity, a respiration rate, and vo2max from the two different biomedical signals..
Seoul National University R&db Foundaton


02/18/16
20160045167 

Electrocardiogram analysis


A device 1 is described for analyzing electrocardiogram data. The device comprises processing means for comparing at least one parameter, indicative of a morphological feature comprising a multi-dimensional st segment feature, derived from a temporal sequence of electrocardiogram data to a previously determined distribution of the at least one parameter.
Universiteit Gent


02/18/16
20160045166 

Electrocardiogram analysis


A device is described for analyzing electrocardiogram data. The device comprises processing means for comparing at least one parameter derived from a temporal sequence of electrocardiogram data a previously recorded distribution of that parameter obtained from the user under a plurality of different physiological conditions.
Universiteit Gent


02/18/16
20160045124 

Ventricular fibrillation detection


Systems and techniques are disclosed for determining the onset and offset of a ventricular fibrillation event and for distinguishing ventricular fibrillation from noise. In some examples, an electrocardiogram (ecg) signal is obtained; a transform is applied to the ecg signal to obtain an analytical pair, the analytical pair including the ecg signal and the transformed ecg signal; a speed-amplitude is determined from the analytical pair; and an onset of a ventricular fibrillation event is identified based at least one of a value of a cost function of the speed-amplitude over a window and a quantity of occurrences the speed-amplitude crosses a threshold over the window..
Braemar Manufacturing, Llc


02/11/16
20160044445 

Method for achieving short-distance unlocking according to the electrocardiogram and system thereof


A method for achieving short-distance unlocking according to the electrocardiogram and a system thereof are disclosed. The method comprises the following steps of: a.
Huizhou Tcl Mobile Communication Co., Ltd.


02/11/16
20160042219 

User authentication method and apparatus based on fingerprint and electrocardiogram (ecg) signal


An authentication apparatus includes a biometric data acquirer configured to acquire fingerprint data and an electrocardiogram (ecg) waveform of a user, and a humidity level acquirer configured to acquire a humidity level of skin of the user. The apparatus further includes a similarity extractor configured to adjust a first similarity between the fingerprint data and reference fingerprint data of a pre-registered user, and a second similarity between the ecg waveform and a reference ecg waveform of the pre-registered user, based on the humidity level, and extract a combined similarity based on the adjusted first similarity and the adjusted second similarity.
Samsung Electronics Co., Ltd.


02/04/16
20160035112 

Method, apparatus, and storage medium for reconstructing cardiac image


A method includes: collecting projection data and recording electrocardiogram data when computed tomographic scanning is performed on a patient, selecting, from the projection data and based on the electrocardiogram data, first projection data related to each cardiac pixel in a same phase, and reconstructing, based on the first projection data, an image of the related cardiac pixel, to obtain a cardiac image; determining, based on the electrocardiogram data, a reconstruction phase of each reconstruction pixel in a first reconstruction region, where the first reconstruction region is an image region selected along the patient's head-to-foot direction from the cardiac image; and selecting, based on the reconstruction phase of each reconstruction pixel and from the projection data, second projection data related to the reconstruction pixel in the reconstruction phase, and reconstructing, based on the second projection data, an image of the reconstruction pixel.. .
Shenyang Neusoft Medical Systems Co., Ltd.


02/04/16
20160030758 

Monitor defibrillator with touch screen u/i for ecg review and therapy


A device (200) which includes a monitoring unit (210), a therapy unit (220), and a display (100) that includes a touch screen (110). The monitoring unit (210) can be configured to monitor a person's vital signs, such as a person's electrocardiogram (ecg).
Koninklijke Philips N.v.


01/28/16
20160023010 

Determination for effective defibrillation


A method for managing care of a person receiving emergency cardiac is disclosed and involves monitoring, with an external defibrillator, multiple parameters of the person receiving emergency cardiac assistance; determining from at least one of the parameters, an indication of trans-thoracic impedance of the person receiving emergency cardiac care; determining, from at least one of the parameters corresponding to an electrocardiogram of the person receiving emergency cardiac assistance, an initial indication of likely shock effectiveness; determining, as a function of at least the indication of trans-thoracic impedance and the initial indication of likely shock effectiveness, an indication of whether a shock provided to the person receiving emergency medical assistance will be effective; and affecting control of the defibrillator by a caregiver as a result of determining the indication of whether a shock will be effective.. .
Zoll Medical Corporation


01/28/16
20160022162 

System and determining a risk score for triage


The present disclosure provides a system and method of determining a risk score for triage. In particular, a system is provided for providing an assessment of risk of a cardiac event for a patient, for example an incoming patient to a hospital emergency department complaining of chest pain.
Singapore Health Services Pte Ltd


01/14/16
20160008614 

Implantable medical device sensing and selecting wireless ecg and intracardiac electrogram


A crm system enhances intracardiac electrogram-based arrhythmia detection using a wireless electrocardiogram (ecg), which is a signal sensed with implantable electrodes and approximating a surface ecg. In one embodiment, an intracardiac electrogram allows for detection of an arrhythmia, and the wireless ecg allows for classification of the detected arrhythmia by locating its origin.
Cardiac Pacemakers, Inc.


01/07/16
20160000349 

System and distinguishing a cardiac event from noise in an electrocardiogram (ecg) signal


A cardiac monitoring device includes: at least one sensing electrode for obtaining an electrocardiogram (ecg) signal from a patient; a processing unit comprising at least one processor operatively coupled to the at least one sensing electrode; and at least one non-transitory computer-readable medium comprising program instructions that, when executed by the at least one processor, causes the cardiac monitoring device to: obtain the ecg signal from the at least one sensing electrode; determine a transformed ecg signal based on the ecg signal; extract at least one value representing at least one feature of the transformed ecg signal; provide the at least one value to determine a score associated with the ecg signal, thereby providing an ecg-derived score; compare the ecg-derived score to a predetermined threshold score determined by machine learning; and provide an indication of a cardiac event if the ecg-derived score is one of above or below the predetermined threshold score determined by the machine learning.. .
Zoll Medical Corporation


01/07/16
20160000346 

Method and system for extracting ventricular fibrillation signals in electrocardiogram


This invention discloses a system and method for extracting vf signal in ecg recorded during uninterrupted cpr. The method and system applies an adaptive algorithm incorporating the emd and least mean square (lms) filtering to effectively model the cpr artifacts such as chest compression signals.
National Central University


12/31/15
20150379755 

Apparatus and visualization


Based on heart behavior data, a computation unit determines a first time step at which a heart exhibits a first behavior in response to a first wave of an electrical signal, as well as a second time step at which the heart exhibits a second behavior in response to a second wave of the same. The computation unit reproduces the heart's behavior over time by updating a three-dimensional model of the heart according to the heart behavior data, simultaneously with variations in electrical signal strength over time according to electrocardiogram data.
The University Of Tokyo


12/31/15
20150374253 

Implantable wireless electrocardiogram sensor device


Disclosed is an implantable wireless electrocardiogram sensor device, including: a cylindrical capsule provided with four recesses on a lateral surface thereof in a longitudinal direction thereof at equal intervals; electrodes installed on upper and lower surfaces of the cylindrical capsule and configured to measure electrocardiogram; a wireless electrocardiogram sensor module installed inside the capsule; a data transceiving antenna wound around two recesses symmetrical at a center; and a coil for charging wound around the remaining two recesses in a direction vertical to the antenna.. .
Industry Academic Cooperation Foundation Keimyung University


12/31/15
20150374244 

Apparatus for continuously and automatically measuring pulse wave and measuring blood pressure


Disclosed is an apparatus for continuously and automatically measuring a pulse wave by a non-invasive method to know the state of a cardiovascular system. The apparatus includes an integrated measurement module, a communication power module, and a bio-measurement pad.
K-healthwear Co., Ltd.


12/24/15
20150373019 

Electrocardiogram (ecg) biometric authentication


electrocardiogram, better known as ecg or ekg, is a method used to measure and record the electrical potential generated by the heart on the skin. Ecg data is unique to a user and can be used for authentication systems such as access or financial cards or for granting access to computing devices such as mobile devices.

12/24/15
20150366478 

A vector analysis of electrocardiogram in assessment of risk of sudden cardiac death (scd) due to arrhythmogenic right ventricular dysplasia/cardiomyopathy by quantifying micro scars (i.e. "bites") in three dimensional vector loops


Subject matter of the invention are a method and a system to provide diagnosis of arrhythmogenic right ventricular dysplasia—arvc/d (and similar inherited conditions) that cause sudden cardiac death in otherwise healthy population. Innovative approach in this analysis is possibility to detect so called frusta forms or clinically silent forms.

12/10/15
20150352369 

Selecting energy escalation for defibrillation


In an aspect, a system for treating a patient in cardiac arrest is described and includes memory, one or more electronic ports for receiving signals from sensors for obtaining indications of an electrocardiogram (ecg) of the patient, one or more sensors for obtaining a transthoracic impedance of the patient, and a patient treatment module executable on one or more processing devices that is configured to generate, from the ecg, transform values that represent magnitudes of two or more frequency components of the ecg, and modify, based on at least one transform value, at least one shock delivery parameter.. .
Zoll Medical Corporation


12/10/15
20150352368 

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


12/10/15
20150351651 

Linear multi-domain electrocardiogram


Systems and methods are provided to detect a multi-domain ecg waveform. Electrical impulses are detected between at least one pair of electrodes of two or more electrodes placed proximate to a beating heart and are converted to an ecg waveform for each heartbeat of the beating heart.

12/03/15
20150342489 

Qrs complex identification in electrocardiogram signals


The present subject matter relates to processing of electrocardiogram (ecg) signals, and in particular, relates to identifying a qrs complex in an ecg signal. The method includes receiving, and filtering the ecg signal by passing through at least one of a first low-pass filter and a high-pass filter to obtain a filtered ecg signal.
Indian Institute Of Technology Delhi


12/03/15
20150342485 

System and visually determining a physiological signal threshold


An apparatus, system and method for visually determining a physiological signal threshold are capable of providing a graphical user interface (gui) useful for determining an electrocardiogram threshold parameter. The apparatus includes a physiological signal monitor, a display and a processor.
Dräger Medical Gmbh


11/26/15
20150335283 

Electrocardiogram watch clasp


A device measuring an electrical activity of a heart and being wearable on a body part of a user. The device comprises a strap configurable to be fitted over the body part, and having an interior surface contacting the body part when worn by the user, and an exterior surface facing away from the body part.
Samsung Electronics Co., Ltd.


11/19/15
20150327775 

Medical examination apparatus


An apparatus to enable health care providers to perform a number of diagnostic procedures, including listening to the heart, obtaining electrocardiograms, sonograms, ocular and otoscopic exams; audio and video functions as well as mobile phone capabilities, not limited to voice and text messaging. A pocket size instrument displays an ecg tracing on its screen simultaneously upon auscultation of the heart.
Parace, Llc


11/12/15
20150320331 

Estimating distribution, fluctuation and/or movement of electrical activity through a heart tissue


A computer implemented method for processing measurement data from electrocardiogram, ecg, electrodes on a subject. The method includes obtaining a 3d anatomical model of the torso of the subject, and obtaining a 3d image of the torso of the subject.
Peacs B.v.


11/05/15
20150317810 

User interfaces for mobile and wearable medical devices


Graphical layouts, algorithms, and methods are introduced herein to implement user interfaces for mobile and/or wearable medical devices. In one aspect of the present invention, new graphical layouts are introduced for simplified presentation of time-dependent patient data.

11/05/15
20150314128 

Alternans prevention and termination


In a method of preventing the formation of alternans in the heart of a patient, the heart is paced to control the tr interval of each heartbeat. The method may be performed using a heart monitoring and pacing device that includes a processor, memory, an electrocardiogram (ecg) sensing circuit, and a pulse generator.
Regents Of The University Of Minnesota


11/05/15
20150313502 

Determining arterial pulse wave transit time from vpg and ecg/ekg signals


What is disclosed is a system and method for determining arterial pulse wave transit time for a subject. In one embodiment, a video is received comprising a plurality of time-sequential image frames of a region of exposed skin of a subject where a videoplethysmographic (vpg) signal can be registered by at least one imaging channel of the video device used to capture that video.
Xerox Corporation


11/05/15
20150313493 

Reducing electrocardiogram artifacts during and post cpr


A portable medical device having improved ecg trace display and reporting. Embodiments implement features to ameliorate artifacts created by virtue of attempting to eliminate compression artifacts due to mechanical compression devices.
Physio-control


11/05/15
20150313486 

Determining pulse wave transit time from ppg and ecg/ekg signals


What is disclosed is a system and method for determining a pulse transit time for a subject. In one embodiment, the system comprises a handheld wireless cellular device configured with a sensor to acquire an electrocardiogram (ecg) signal from the subject and a photodetector generating a time-series signal in response to continuously sensing a reflection of source light off a region of exposed skin of the subject where a photoplethysmographic (ppg) signal can be detected by the photodetector.
Xerox Corporation


10/29/15
20150312669 

Terminal and control method thereof


A user terminal device, and a method of controlling a user terminal device are discussed. The user terminal device includes an ear accessory of the user terminal device including a first electrocardiogram (ecg) electrode contacted with an ear of a user, a second ecg electrode contacted with a hand of the user, and a first speaker configured to output an audio signal; a display; and a controller configured to display, on the display, bio information based on a first ecg signal from the first ecg electrode when the ear of the user is contacted with the first ecg electrode, and control an audio playback in response to a second ecg signal from the second ecg electrode when the hand of the user is contacted with the second ecg electrode..
Lg Electronics Inc.


10/29/15
20150311624 

Connection of an electrocardiogram electrode to a data acquisition and/or transfer facility


A connection facility for connecting an electrocardiogram electrode to a data acquisition and/or transfer facility includes a signal line and a connecting element for connecting the signal line to the electrocardiogram electrode. The connecting element has a clamping body with two clamping jaws connected by an elastic reset element between a front and a rear end of the clamping body, and a contact element for making contact with the electrocardiogram electrode arranged at the front end of the clamping body and connected in an electrically conducting manner to the signal line.

10/22/15
20150297134 

Methods and systems for cardiac monitoring with mobile devices and accessories


Systems, devices, and methods are provided for measuring an electrocardiogram (ecg) or other cardiac parameters with an attachable monitoring device. The attachable monitoring device may be coupled to a wearable monitoring device or wearable monitoring devices.
Alivecor, Inc.


10/22/15
20150297107 

System and electrocardiogram analysis and optimization of cardiopulmonary resuscitation and therapy delivery


The system and method provide for electrocardiogram analysis and optimization of patient-customized cardiopulmonary resuscitation and therapy delivery. An external medical device includes a housing and a processor within the housing.
Physio-control, Inc.


10/22/15
20150297098 

Method and device for assessing the risk of cardiovascular complications


The group of inventions is directed to improving the reliability and objectivity of assessment of the risk of cardiovascular complications. Using optical capillaroscopy of the nail fold of a finger in a state of reactive hyperemia and in the absence thereof, the size of the perivascular area and the diameters of the venous and arterial portions of the capillaries are measured.
Cardiobionica Sagl


10/22/15
20150297096 

Hybrid model and diagnostic process for atrial fibrillation


A hybrid model and diagnostic process for atrial fibrillation is provided. The present invention includes performing a combination of tests including an electrocardiogram signal analysis and a systolic pressure test.

10/08/15
20150282755 

System and detecting seizure activity


The system and method for detecting seizure activity combines signal traces from both an electroencephalogram (eeg) and an electrocardiogram (ecg) in order to detect and predict a seizure event in a patient. Determination of a seizure classification of the combination is based on dempster-shafer theory (dst) to calculate a combined probability belief.

10/08/15
20150282726 

Diagnostic representation and interpretation of ecg leads on a digital display


A system for electrocardiogram (ecg) interpretation includes a processor and memory coupled to the processor. A rendering module is stored in the memory and is configured to receive input from an ecg and correlate interpretation statements with ecg measurements responsible for the interpretation statements in the ecg.

10/01/15
20150272661 

Cautery needle for separating and/or penetrating the pericardium


A pericardial needle that punctures a pericardial membrane with cautery to attain access into a pericardial space of a heart by positioning a cautery needle tip adjacent to or in contact with a parietal pericardium of the heart such that the puncturing does not damage the heart muscle. The pericardial needle punctures the parietal pericardium when the heart muscle moves towards the pericardial needle, away from the pericardial needle, is at rest and/or is in synchronization with the systolic contraction period of the cardiac cycle of the heart.

10/01/15
20150272462 

High throughput arrhythmia risk assessment using multilead residua signals


A method and system for high-throughput prediction of the onset of heart arrhythmias observes trends in abnormal or pathologic morphology of the electrocardiogram (ecg). A first set of ecg signals is monitored from a patient.
Beth Israel Deaconess Medical Center, Inc.


09/17/15
20150257715 

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


09/17/15
20150257709 

Dynamic energy selection for defibrillation


A system for managing care of a person includes one or more capacitors arranged to deliver a defibrillating shock to a patient; one or more electronic ports for receiving a plurality of signals from sensors for obtaining indications of an electrocardiogram (ecg) for the patient; and a patient treatment module executable on one or more computer processors using code stored in non-transitory media and arranged to identify a level of energy to be delivered in a shock to the patient by applying a mathematical computation to current ecg data from the patient and data indicating a present level of trans-thoracic impedance for the patient.. .
Zoll Medical Corporation


09/17/15
20150257668 

Method for detecting abnormalities in an electrocardiogram


B. Performing an operating phase, wherein (i) for each ecg beat to be classified, decompose the ecg beat into the multiple features; (ii) compute values of each membership function identified in the step of performing the training phase for each feature of the ecg beat for the different categories; (iii) merge the membership function values for all features in an ecg beat in a manner as to get a single beat value for each beat category across the features; (iv) identify a value alpha in the range [0,1], such that the difference between the top two beat values across the different beat categories is more than or equal to the sum of the beat values of all the remaining beat categories multiplied by the value alpha and such that a desired percentage of normal or abnormal beat classification is obtained; (v) if an alpha value can be identified, then classify the beat to belong to the beat that has the highest beat value, otherwise classify the beat as abnormal..

09/17/15
20150257660 

Magnetic resonance imaging apparatus and image processing apparatus


A magnetic resonance imaging apparatus includes a first data acquisition unit, a second data acquisition unit and an image data generating unit. The first data acquisition unit acquires first data from a slice to be a target after a first delay time from a reference of a first heart rate in synchronized with an electrocardiogram.
Toshiba Medical Sytems Corporation


09/17/15
20150257656 

Cardionpulmonary function evaluating apparatus and cardionpulmonary function evaluating method


A cardiopulmonary function evaluating apparatus includes: an electrocardiogram measuring unit which is configured to measure an electrocardiogram of a subject; a photoplethysmogram detecting unit which is configured to detect a photoplethysmogram of the subject; a heart rate calculating unit which is configured to calculate a heart rate (hr) of the subject based on the electrocardiogram; a pwtt calculating unit which is configured to calculate a pulse wave transmission time (pwtt) of the subject based on the electrocardiogram and the photoplethysmogram; an sv calculating unit which is configured to calculate a stroke volume (sv) of the subject based on the heart rate and the pulse wave transmission time; and an outputting unit which is configured to output a state related to the stroke volume of the subject based on the stroke volume that is calculated by the sv calculating unit.. .
Nihon Kohden Corporation


09/17/15
20150257647 

Method and device for patient monitoring using dynamic multi-function device


The present invention is directed to an improved method, system and product to provide wireless ecg patient monitoring. Although embodiments make specific reference to monitoring electrocardiogram signal with an adherent patch, the system methods, and device herein may be applicable to any application in which physiological monitoring is used.
Cardiac Technologies International, Inc.


09/10/15
20150250400 

Bio-information analysis device


A bio-information analysis device includes a measuring unit that measures biometric waveforms of a subject, and a calculating unit that calculates a matching rate of the biometric waveforms based on shapes and magnitudes of the biometric waveforms measured by the measuring unit. In the bio-information analysis device, the biometric waveforms may be electrocardiogram waveforms..
Nihon Kohden Corporation


08/27/15
20150238151 

System and perfusion-based arrhythmia alarm evaluation


A method of prioritizing arrhythmia alarms based on one patient's perfusion level includes receiving arterial blood pressure, electrocardiogram heart rate, and arterial pulse rate values of the one patient during a same time window. Analysing the set of blood pressure values to determine if an arrhythmia event is indicated, where if an arrhythmia event is indicated, the method includes calculating a systolic blood pressure (sbp) ratio, comparing the sbp ratio to a first predetermined threshold, and if the sbp ratio is less than or equal to the first predetermined threshold, then activating a non-perfusion alarm.
General Electric Company


08/27/15
20150238107 

System and monitoring and diagnosing patient condition based on wireless sensor monitoring data


A system for detecting an electrocardiogram (ecg) signal of a subject includes a substrate that is placed on and adheres to the skin over the sternum of the subject. First, second and third electrodes are disposed on the substrate, each of which has an end for contacting a respective area of skin.
Peerbridge Health, Inc.


08/20/15
20150230757 

Electrocardiogram (ecg) sensor and operating the same


An electrocardiogram (ecg) sensor includes a motion artifact detector configured to detect a motion artifact component from a first channel signal of a first channel and a second channel signal of a second channel using a channel offset coefficient. The channel offset coefficient indicates a difference between the first channel signal and the second channel signal.
Samsung Electronics Co., Ltd.


08/13/15
20150228176 

Ecg-enabled personal emergency response systems


The invention provides personal emergency response systems (pers) with expanded life-saving capabilities. One embodiment of the invention provides a wearable pers pendant that incorporates a cell phone transmitter or transceiver, a gps location system, an accelerometer-based fall detector that automatically triggers an alert, and an electrocardiogram (ecg) recorder permitting a remote service center or medical personnel to receive and respond to transmitted alerts and electrocardiographic data..

08/13/15
20150223758 

Electrocardiogram sensor and processing signals using the same


An electrocardiogram (ecg) sensor includes an analog front end device configured to remove a dc offset in a first ecg signal received from a measuring electrode, and adjust a gain amplification value based on the first ecg signal. The analog front end device is configured to output an adjusted first ecg signal, the adjusted first ecg signal being based on the adjusted gain amplification value and the removed dc offset in the first ecg signal.
Samsung Electronics Co., Ltd.


08/13/15
20150223699 

System and assessing treatment effects on obstructive sleep apnea


A system and method for assessing treatment effects on obstructive sleep apnea are provided. The apparatus includes a bio-signal measurement unit, a combined index calculation unit, and a treatment response assessment unit.
Seoul National University Bundang Hospital


08/06/15
20150216433 

Impedance waveform monitoring for heart beat confirmation


Implantable systems and methods directed toward improved accuracy in cardiac signal analysis. An impedance waveform is captured and used to confirm the analysis performed by the system on electrical signals or electrocardiogram.
Cameron Health, Inc.


07/23/15
20150206364 

Preauthorized wearable biometric device, use thereof


Embodiments are directed towards authenticating users using biometric devices. The biometric device may be arranged to capture one or more biometric feature of a user that may be wearing the biometric device such as biometric features that correspond to an electrocardiogram of the user.
Bionym Inc.


07/23/15
20150201859 

Analysis of direct and indirect heartbeat data variations


One method for measuring variability between direct heartbeat data and indirect heartbeat data includes: receiving first heartbeat data from an electrocardiogram over a period of time; receiving second heartbeat data from an indirect measure of heartbeat data over at least a portion of the period of time; calculating, by a computing device, a difference between the first heartbeat data and the second heartbeat data; and comparing the difference to determine a variation.. .
Welch Allyn, Inc.


07/23/15
20150201858 

Diagnostic device for remote sensing and transmitting biophysiological signals


A diatrophic, bio-physiological interface is self-contained with onboard intensification, filtering, and signal processing and is wirelessly enabled (idio-electrode), with multiple sensory system for bio-physiological measurements, described herein utilizes spatially resolved potential profiles from a cluster of mini electrodes to form constituent sets comprising mini sensorial electrodes. The sets of sub electrodes containing the clusters are jointly optimized to attain measurable gradient of some diagnostic value.
Global Cardiac Monitors, Inc.


07/09/15
20150190069 

Electrocardiography measurement method and an electrocardiography measurement device applying the same


In an electrocardiography measurement method and device, a signal processor determines a baseline value, a maximum wave amplitude value, and a minimum wave amplitude value in an electrocardiogram signal. When the signal processor determines that a difference of the maximum wave amplitude value minus the baseline value is less than a difference of the baseline value minus the minimum wave amplitude value, the signal processor performs a correction process for correcting the electrocardiogram signal..
Wistron Corporation


07/02/15
20150182173 

Image diagnostic apparatus and method, and recording medium


The image diagnostic method includes acquiring an electrocardiogram (ecg) signal of an object, selecting a scan protocol used to reconfigure a heart image of the object, based on the acquired ecg signal, and providing a user with information used to propose the selected scan protocol.. .
Samsung Electronics Co., Ltd.


07/02/15
20150182141 

Biological state analyzer and computer program


A novel technique for analyzing a biological state is provided. A body trunk biological signal (aortic pulse wave) extracted from the back of a body trunk is differentiated twice.
Delta Tooling Co., Ltd.


06/25/15
20150173654 

Activity, posture and heart monitoring system and method


A system and a method for monitoring activity and posture of a person in correlation with the person's heat activity, comprising a) simultaneously detecting first linear accelerations and first angular speeds of rotation of an upper part of the person's body, second linear accelerations and second angular speeds of rotation of a lower part of the person's body, and the person's electrocardiogram signal; and b) determining the person's activity and posture from the first and second linear accelerations, the first and second angular speeds of rotation, and at least one of: i) a derivation signal, ii) heart rate and iii) a respiratory rate, of the person from the electrocardiogram signal.. .
Solutions Novika


06/25/15
20150173638 

Direct comparison of multiple healthcare waves


Methods and systems are directed to the evaluation of a particular healthcare activity by comparing the plurality of waves of the healthcare activity from two or more of the same healthcare activity. This includes the electrocardiogram (ecg or ekg) and its use in comparing two or more ecgs of a patient.
Cerner Innovation, Inc.


06/18/15
20150165211 

Optimization of pacemaker settings with r-wave detection


The system provides information to facilitate efficient optimization of programmer settings for cardiac pacemakers. It simultaneously measures a patient's electrocardiogram and peripheral blood pressure (or volumetric displacement) waveform in order to calculate, in real-time and non-invasively, a value correlated to the pre-ejection time (pet) and, optionally, ejection duration (ed) for the patient's left ventricle.
Atcor Medical Pty Ltd


06/11/15
20150157238 

Method for non-contrast enhanced magnetic resonance angiography


A method for non-contrast enhanced magnetic resonance angiography (“mra”) that has a short scan time and is insensitive to patient motion is provided. More particularly, the method provides significant arterial conspicuity and substantial venous signal suppression.

06/04/15
20150150753 

Instrumentation absolute value differential amplifier circuit and applications


An instrumentation absolute value differential amplifier (212) is used as part of an electroencephalogram, electromyogram or electrocardiogram to quantify the excitation state of a user, processing and transmitting this information as a control signal for a user feedback device. In one embodiment, this feedback device comprises a wireless sex toy (500) which responds to the sent control information, acting as a mind-controlled sex toy.

06/04/15
20150150518 

Multimedia terminal with vital parameters monitoring


Multimedia terminal with vital parameters monitoring, commonly used in hospitals and homes to enable access to communication networks, tv and multimedia contents to bed-ridden persons. A multichannel measurement module showing readings on the same screen, including electronic circuits and connection for probes for electrocardiograms, pulse oximeters, tensiometers, temperature sensors, etc.
Medip Health, S.l.


06/04/15
20150150471 

Systems and methods for interelectrode distance optimization in a retractable multi-use cardiac monitor


A retractable multi-use cardiac monitor is provided that includes a memory, and first and second sensing connectors positioned on outsides of first and second housings, respectively. The first and second sensing connectors are configured to detect electrocardiogram (ecg) signals that are stored onto the memory as ecg data.
Medicomp, Inc.


05/28/15
20150148696 

Electrocardiogram pace pulse detection and analysis


Data is received characterizing an electrocardiogram (ecg) measured from a patient having a pacemaker. The pacemaker can intermittently provide a pace to a heart of the patient.
Draeger Medical Systems, Inc.


05/28/15
20150148634 

Ambulatory diagnostic device and method thereof


The present disclosure relates to a device and method for acquiring and processing sensor signals on a host device. The device comprises a jack and connects to a socket on the host device.

05/28/15
20150148618 

Physiological monitor and methods for placement and wear


Physiological monitors are disclosed, as are systems and methods in which they are used. The physiological monitors are generally horseshoe-shaped and are sized and adapted to fit around the base of the neck.

05/21/15
20150141859 

Systems and methods for cardiac rhythm variability analysis


Systems and methods are provided for the study of the cardiac rhythm variability. These systems and methods include the recording of the electrocardiogram (ekg), with subsequent calculation of the duration of the beat-to-beat intervals (i.e., r-r intervals), drawing up of the rhythmograms, and additional systems and methods that include determination of, throughout all observation times within particular intervals included in the recording periods, the average values of the informational entropy of the beta-distribution (ae) of the r-r intervals, the differences between the maximum and minimum values of the informational entropy of the beta-distribution (mde) of the r-r intervals, the root-mean-square deviations of the informational entropy of the beta-distribution (rmsde) of the r-r intervals, and/or variation factors of the informational entropy of the beta-distribution (vfe) by means of calculation of the informational entropy of the beta-distribution of the r-r intervals..

05/21/15
20150141790 

Sensor instrument


A sensor instrument for generation of electrocardiograms, in particular for cardiac computed tomography, has two electrodes, an electronic module and a support, wherein multiple suction elements for affixing the support to the body of a subject (are positioned on the support.. .
Siemens Aktiengesellschaft




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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