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8983589 Automatic measurement of ischemic levels in coronary segments to determine artery responsible therefor  
A method for localizing ischemia in segments of a heart in a patient under test includes attaching a plurality of electrodes to the patient to form a plurality of leads, capturing electric signals...
8968208 Guided myocardial substrate characterization and infarct scar location  
An apparatus and method for quantifying myocardial kinetics by positioning two sensors on a myocardial substrate site so that one sensor is directly opposing the other along a ventricular wall;...
8956304 Cardiovascular haptic handle system  
Cardiac tissue motion characteristics acquired by novel cardiac sensors are analyzed and processed for the derivation of physiological indices. The indices are output to a hand held local or...
8949072 Novelty detection with missing parameters  
A method of obtaining a consistent evaluation of the state of the system which has been monitored by measurement of multiple parameters of that system. The multiple parameters are used to...
8918166 Method for calibrating a diagnostic measuring device  
A method for calibrating a diagnostic measuring device for biological signals, which can be represented as vectors, such as the representation of cardiac potentials in cardiography. The method...
8897860 Selection of optimal channel for rate determination  
According to at least one example, an ambulatory medical device is provided. The device includes a plurality of electrodes disposed at spaced apart positions about a patient's body and a control...
8886313 Systems and methods for ranking and selection of pacing vectors  
Approaches to rank potential left ventricular (LV) pacing vectors are described. Early elimination tests are performed to determine the viability of LV cathode electrodes. Some LV cathodes are...
8880159 Methods for determining risk of ventricular arrhythmia  
Methods and systems are disclosed for analyzing three dimensional orthogonal ECG measurements to assess patient risk of a subsequent cardiac event based on evaluation of cardiac vector values in...
8868171 System and method for reconstructing and viewing cardiac electrical activation  
System for reconstruction and visualization of cardiac electric activity, with high-resolution capabilities, which improves the performance of current systems by means of the inclusion of the a...
8868169 Method and system for detection of biological rhythm disorders  
System, assembly and method are provided to facilitate reconstruction of cardiac information representing a complex rhythm disorder associated with a patient's heart to indicate a source of the...
8868205 System and method for determining physiological parameters based on electrical impedance measurements  
A system and method for determining physiological parameters based on electrical impedance measurements is provided. One method includes obtaining electrical measurement signals acquired from a...
8849383 Non-linear filtering for the reconstruction of a surface electrocardiogram from an endocardial electrogram  
An active medical device using non-linear filtering for the reconstruction of a surface electrocardiogram (ECG) from an endocardial electrogram (EGM) is disclosed. The device for the...
8843193 TWA measuring apparatus and TWA measuring method  
A TWA measuring apparatus includes: an electrocardiograph controlling section which is configured to produce an electrocardiogram from electrocardiographic signals of a subject; and a TWA...
8812093 Systems and methods for exploiting near-field impedance and admittance for use with implantable medical devices  
Various techniques are provided for use with an implantable medical device for exploiting near-field impedance/admittance. Examples include techniques for assessing heart chamber disequilibrium,...
8812094 Cardioverter/defibrillator and signal processing device for classifying intracardiac signals  
The invention relates to methods of differentiating between ventricular tachycardias (VTs) and supraventricular tachycardias (SVT) with the assistance of morphology detection, and signal...
8812092 Orientation determination for an implantable medical device  
An implantable medical device (IMD) is provided which is capable of sensing and determining its orientation, and of determining whether the IMD has been displaced over time away from its original...
8792991 Therapy program modification based on therapy guidelines  
Techniques for modeling therapy fields for therapy delivered by medical devices are described. Each therapy field model is based on a set of therapy parameters and represents where therapy will...
8788023 Systems and methods for sensing vector selection in an implantable medical device  
Methods and devices for sensing vector analysis in an implantable cardiac stimulus system. In an illustrative example, a first sensing vector is analyzed to determine whether it is suitable,...
8781564 Method and apparatus in connection with exercise  
An apparatus in connection with a fitness exercise of a person, including means for processing multidimensional electrocardiographic data of the person, the multidimensional electrocardiographic...
8738120 Implantable medical device and method comprising means for detecting and classifying an arrhythmia  
An implantable medical device (100) is configured for generating a cardiogenic impedance signal representative of the cardiogenic impedance of at least a portion of a heart (10) of a subject (20)...
8688200 Ischemia detection and classification  
Techniques for detecting ischemia and classifying a type of ischemia are described. Electrograms of cardiac activity may be generated using implanted or external electrodes, e.g., electrodes...
8670820 Near field-based systems and methods for assessing impedance and admittance for use with an implantable medical device  
A new model is provided for understanding and exploiting impedance or admittance values measured by implantable medical devices, such as pacemakers or cardiac resynchronization devices (CRTs.) The...
8663122 Cardiovascular haptic handle system  
Cardiac tissue motion characteristics acquired by novel cardiac sensors are analyzed and processed for the derivation of physiological indices. The indices are output to a hand held local or...
8626274 Methods, systems and devices for detecting and diagnosing heart diseases and disorders  
Disclosed herein methods, devices, and systems for detecting and diagnosing a heart disease or disorder in a subject from a prime electrocardiogram which comprises calculating at least one...
8626276 Cardiac activation sequence monitoring for ischemia detection  
Cardiac monitoring and/or stimulation methods and systems that provide one or more of monitoring, diagnosing, defibrillation, and pacing. Cardiac signal separation is employed to detect, monitor,...
8600486 Method of detecting signal clipping in a wearable ambulatory medical device  
A wearable medical device and method of detecting clipping of ECG signals is disclosed. In one embodiment, the wearable medical device comprises a plurality of ECG sensing electrodes configured to...
8600485 Method of ventricular repolarization analysis  
While analyzing ventricular repolarization in accordance with the invention, ECG measurement with excitation of heart rate is evaluated and the coupling of an internal parameter, for example QT to...
8588894 Determination of site of origin for a natural electrical pulse in a living body  
Techniques include determining a first vector of temporal changes in electrical data measured at multiple electrical sensors positioned at corresponding locations on a surface of a living body due...
8583220 Standardization of catheter-based treatment for atrial fibrillation  
A method for treating atrial fibrillation in an atrium of a heart includes (a) acquiring an image or map of the atrium; (b) displaying the image or map of the atrium; (c) marking at least one...
8532753 Non-linear filtering for the reconstruction of a surface electrocardiogram from an endocardial electrogram  
An active medical device using non-linear filtering for the reconstruction of a surface electrocardiogram (ECG) from an endocardial electrogram (EGM) is disclosed. The device for the...
8515531 Method of medical monitoring  
A method of medical monitoring using data collected by a number of sensors, wherein the position of the sensors form a predefined arrangement and collected data depend on the position of the...
8483443 Method for characterizing object movement from CT imaging data  
A method is provided for using CT imaging data to characterize the movement of a moving object. The method calculates one or more motion values based on motion vectors which are representative of...
8473055 Systems and methods for optimizing multi-site cardiac pacing and sensing configurations for use with an implantable medical device  
Techniques are provided for use with an implantable cardiac stimulation device equipped for multi-site left ventricular (MSLV) pacing using a multi-pole LV lead. In one example, referred to herein...
8433398 Signal analysis system for heart condition determination  
A system for heart performance characterization and abnormality detection includes an interface for receiving sampled data representing an electrical signal indicating electrical activity of a...
8412314 Location and displaying an ischemic region for ECG diagnostics  
A method for locating an ischemic region in the heart of a subject includes establishing three dimensional coordinates axes with respect to the torso of the subject as a reference; establishing as...
8401625 Multi-electrode mapping system  
In some aspects, a method includes measuring unipolar signals at one or more electrodes in response to electrical activity in a heart cavity. The method also includes determining, based at least...
8380293 Cardiac activation sequence monitoring and tracking  
Cardiac monitoring and/or stimulation methods and systems provide monitoring, diagnosis, and defibrillation and/or pacing therapies. A signal processor receives a plurality of composite signals...
8323205 System and method for identifying a potential cause of pulmonary edema  
A method of identifying a potential cause of pulmonary edema is provided. The method includes obtaining one or more impedance vectors between predetermined combinations of the electrodes...
8321005 System for continuous cardiac pathology detection and characterization  
A system determines fractal values, a nonlinear fractal ratio and fractal data patterns in a heart and maps determined fractal values to medical conditions. A system for heart performance...
8321002 Arrhythmia discrimination using ECG's sensed from multiple implanted electrodes  
Cardiac monitoring and/or stimulation methods and systems provide for monitoring, diagnosing, defibrillation and pacing therapies, or a combination of these capabilities, including cardiac systems...
8308662 Measuring device  
A measuring device for measuring a depth of a tear of a tissue is disclosed. The measuring device comprises a member having a shaft and a distal tip, a plurality of indicia on the shaft of the...
8311618 Method and apparatus for quantitative assessment of cardiac electrical events  
Method and apparatus for computer enabled analysis of ECG (electro cardiographic) data by exploiting computerized three-dimensional spatial presentation of the measured data using vectors. A...
8290576 Modeling the electrical activity of the heart by a single dipole, concurrently estimating subject and measurement related conditions  
A method is provided which relates to the identification of the electrical activity in the heart in terms of a single dipole, which may be considered moving or non-moving, based on measurements...
8290575 Biomedical signal morphology analysis method  
A way of quantifying the shape of an ECG waveform is disclosed by detecting the JT segment using two Hidden Markov Models and calculating the analytic signal of the JT segment. Parameters...
8280511 Systems and methods for use by an implantable medical device for detecting heart failure based on the independent information content of immittance vectors  
Techniques are provided for detecting heart failure or other medical conditions within a patient using an implantable medical device, such as pacemaker or implantable cardioverter/defibrillator,...
RE43569 Three dimensional vector cardiograph and method for detecting and monitoring ischemic events  
A method of determining an ischemic event includes the steps of: monitoring and storing an initial electrocardiogram vector signal (x, y, z) of a known non-ischemic condition over the QRS, ST and...
8233977 Graphical configuration of electrodes for electrical stimulation  
A device that programs a medical device includes a display and a user input device. The device displays a graphical representation of a plurality of electrodes on a medical lead implanted in the...
8233970 Method for processing cardioelectric signals and corresponding device  
Method for processing cardioelectric signals and corresponding device. The method enables processing previously sampled cardioelectric signals so as to filter the T wave, thereby improving the...
8224431 Techniques for selective channel processing and data retention in an implantable medical device  
Methods and apparatus for storing data records associated with a medical monitoring event in a data structure. An implanted device obtains data and stores the data in the data record in a first...
8209002 Method and apparatus for quantitative assessment of cardiac electrical events  
Method and apparatus for computer enabled analysis of ECG (electro cardiographic) data by exploiting computerized three-dimensional spatial presentation of the measured data using vectors. A...
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