A Software Platform for the Comparative Analysis of Electroanatomic and Imaging Data Including Conduction Velocity Mapping

Cantwell, Chris ;   Roney, Caroline ;   Ali, Rheeda ;   Qureshi, Norman ;   Lim, Phang Boon ;   Peters, Nicholas

Tags Atrial arrhythmias and ablationPatient specific approaches to treatment of heat dieseae

Electroanatomic mapping systems collect increasingly large quantities of spatially-distributed electrical data which may be potentially further...

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An Automated Algorithm for Determining Conduction Velocity, Wavefront Direction and Origin of Focal Cardiac Arrhythmias Using a Multipolar Catheter

Roney, Caroline ;   Cantwell, Chris ;   Qureshi, Norman ;   Ali, Rheeda ;   Chang, Eugene ;   Lim, Phang Boon ;   Sherwin, Spencer ;   Peters, Nicholas ;   Siggers, Jennifer ;   Ng, Fu Siong

Tags Atrial arrhythmias and ablationPatient specific approaches to treatment of heat dieseae

Determining locations of focal arrhythmia sources and quantifying myocardial conduction velocity (CV) are two major challenges in clinical...

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Feature Selection for Discrimination of Fractionation Levels in Atrial Electrograms

Orozco-Duque, Andres ;   Martínez-Vargas, Juan David ;   Novak, Daniel ;   Bustamante, John ;   Castellanos-Dominguez, Germán

Tags Cardiovascular signal processingAtrial arrhythmias and ablation

Radiofrequency catheter ablation of atrial fibrillation (AF) guided by complex fractionated atrial electrograms (CFAE) is associated with a...

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Fractionated Electrograms and Rotors Detection in Chronic Atrial Fibrillation Using Model-Based Clustering

Orozco-Duque, Andres ;   Duque, Sara Isabel ;   Ugarte, Juan Pablo ;   Tobon, Catalina ;   Kremen, Vaclav ;   Novak, Daniel ;   Saiz, Javier ;   Castellanos-Dominguez, Germán ;   Bustamante, John

Tags Atrial arrhythmias and ablationCardiovascular signal processingSimulation method developments for cardiac arrhythmia studies

The identification of atrial fibrillation (AF) substrates is needed to improve ablation therapy guided by electrograms, although mechanisms...

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Intermittent Vagal Nerve Stimulation Alters the Electrophysiological Properties of Atrium in the Myocardial Infarction Rat Model

Lee, Steven W. ;   Xie, Xueyi ;   Johnson, Christopher Daniel ;   Ippolito, Joseph ;   KenKnight, Bruce ;   Tolkacheva, Elena

Tags Atrial arrhythmias and ablation

Intermittent vagal nerve stimulation (VNS) has emerged as a potential therapy to treat cardiovascular diseases by delivering electrical...

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Role of Atrial Tissue Substrate and Electrical Activation Pattern in Fractionation of Atrial Electrograms: A Computational Study

Varela, Marta ;   Aslanidi, Oleg

Tags Simulation method developments for cardiac arrhythmia studiesAtrial arrhythmias and ablationComplexity in cardiovascular or cardiorespiratory signals

Complex fractionated atrial electrograms (CFAEs) are often used as a clinical marker for re-entrant drivers of atrial fibrillation. However,...

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