An expert review of the inverse problem in electrocardiographic imaging for the non-invasive identification of atrial fibrillation drivers
Z Yadan, L Jian, W Jian, L Yifu, L Haiying - Computer Methods and …, 2023 - Elsevier
Abstract Background and Objective Electrocardiographic imaging (ECGI) has emerged as a
non-invasive approach to identify atrial fibrillation (AF) driver sources. This paper aims to …
non-invasive approach to identify atrial fibrillation (AF) driver sources. This paper aims to …
Prospective assessment of an automated intraprocedural 12-lead ECG-based system for localization of early left ventricular activation
S Zhou, A AbdelWahab, BM Horáček… - Circulation …, 2020 - Am Heart Assoc
Background: To facilitate ablation of ventricular tachycardia (VT), an automated localization
system to identify the site of origin of left ventricular activation in real time using the 12-lead …
system to identify the site of origin of left ventricular activation in real time using the 12-lead …
Machine learning using simulated cardiograms
C Villongco - US Patent 10,856,816, 2020 - Google Patents
A system is provided for generating a classifier for classifying electromagnetic data (eg,
ECG) derived from an electromagnetic source (eg, heart). The system accesses a …
ECG) derived from an electromagnetic source (eg, heart). The system accesses a …
Heart graphic display system
C Villongco - US Patent 10,617,314, 2020 - Google Patents
(57) ABSTRACT A system is provided for displaying heart graphic informa tion relating to
sources and source locations of a heart disorder to assist in evaluation of the heart disorder …
sources and source locations of a heart disorder to assist in evaluation of the heart disorder …
Machine learning using clinical and simulated data
C Villongco - US Patent 11,547,369, 2023 - Google Patents
A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
Identify ablation pattern for use in an ablation
C Villongco, AM Monko - US Patent 11,259,871, 2022 - Google Patents
Systems are provided for generating data representing elec tromagnetic states of a heart for
medical, scientific, research, and/or engineering purposes. The systems generate the data …
medical, scientific, research, and/or engineering purposes. The systems generate the data …
Generating simulated anatomies of an electromagnetic source
C Villongco - US Patent 11,564,641, 2023 - Google Patents
A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular …
Solving the inverse problem in electrocardiography imaging for atrial fibrillation using various time-frequency decomposition techniques based on empirical mode …
Z Yadan, L Xin, W Jian - Frontiers in Physiology, 2022 - frontiersin.org
Electrocardiographic imaging (ECGI) can aid in identifying the driving sources that cause
and sustain atrial fibrillation (AF). Traditional regularization strategies for addressing the …
and sustain atrial fibrillation (AF). Traditional regularization strategies for addressing the …
IRN-MLSQR: An improved iterative reweight norm approach to the inverse problem of electrocardiography incorporating factorization-free preconditioned LSQR
The inverse problem of electrocardiography (ECG) of computing epicardial potentials from
body surface potentials, is an ill-posed problem and needs to be solved by regularization …
body surface potentials, is an ill-posed problem and needs to be solved by regularization …
Improving localization accuracy for non-invasive automated early left ventricular origin localization approach
S Zhou, R Wang, A Seagren, N Emmert… - Frontiers in …, 2023 - frontiersin.org
Background: We previously developed a non-invasive approach to localize the site of early
left ventricular activation origin in real time using 12-lead ECG, and to project the predicted …
left ventricular activation origin in real time using 12-lead ECG, and to project the predicted …