[HTML][HTML] Techniques for automated local activation time annotation and conduction velocity estimation in cardiac map**

CD Cantwell, CH Roney, FS Ng, JH Siggers… - Computers in biology …, 2015 - Elsevier
Measurements of cardiac conduction velocity provide valuable functional and structural
insight into the initiation and perpetuation of cardiac arrhythmias, in both a clinical and …

Atrial conduction velocity map**: clinical tools, algorithms and approaches for understanding the arrhythmogenic substrate

S Coveney, C Cantwell, C Roney - Medical & Biological Engineering & …, 2022 - Springer
Characterizing patient-specific atrial conduction properties is important for understanding
arrhythmia drivers, for predicting potential arrhythmia pathways, and for personalising …

Spatial resolution requirements for accurate identification of drivers of atrial fibrillation

CH Roney, CD Cantwell, JD Bayer… - Circulation …, 2017 - Am Heart Assoc
Background—Recent studies have demonstrated conflicting mechanisms underlying atrial
fibrillation (AF), with the spatial resolution of data often cited as a potential reason for the …

Moderate alcohol consumption is associated with atrial electrical and structural changes: insights from high-density left atrial electroanatomic map**

A Voskoboinik, G Wong, G Lee, C Nalliah, J Hawson… - Heart rhythm, 2019 - Elsevier
Background Regular alcohol intake is an important modifiable risk factor associated with
atrial fibrillation (AF) and left atrial (LA) dilation. Objective The purpose of this study was to …

[HTML][HTML] A technique for measuring anisotropy in atrial conduction to estimate conduction velocity and atrial fibre direction

CH Roney, J Whitaker, I Sim, L O'Neill… - Computers in biology …, 2019 - Elsevier
Background Cardiac conduction properties exhibit large variability, and affect patient-
specific arrhythmia mechanisms. However, it is challenging to clinically measure conduction …

OpenEP: a cross-platform electroanatomic map** data format and analysis platform for electrophysiology research

SE Williams, CH Roney, A Connolly, I Sim… - Frontiers in …, 2021 - frontiersin.org
Background Electroanatomic map** systems are used to support electrophysiology
research. Data exported from these systems is stored in proprietary formats which are …

Rotor tracking using phase of electrograms recorded during atrial fibrillation

CH Roney, CD Cantwell, NA Qureshi… - Annals of biomedical …, 2017 - Springer
Extracellular electrograms recorded during atrial fibrillation (AF) are challenging to interpret
due to the inherent beat-to-beat variability in amplitude and duration. Phase map** …

Machine learning methods for locating re-entrant drivers from electrograms in a model of atrial fibrillation

MF McGillivray, W Cheng… - Royal Society …, 2018 - royalsocietypublishing.org
Map** resolution has recently been identified as a key limitation in successfully locating
the drivers of atrial fibrillation (AF). Using a simple cellular automata model of AF, we …

Regional conduction velocity calculation from clinical multichannel electrograms in human atria

B Verma, T Oesterlein, A Loewe, A Luik… - Computers in biology …, 2018 - Elsevier
Background During atrial fibrillation, heterogeneities and anisotropies result in a chaotic
propagation of the depolarization wavefront. The electrophysiological parameter called …

[HTML][HTML] Post-operative atrial fibrillation is associated with a pre-existing structural and electrical substrate in human right atrial myocardium

JAB Zaman, L Harling, H Ashrafian, A Darzi… - International journal of …, 2016 - Elsevier
Background Post-operative atrial fibrillation (POAF) is a major health economic burden.
However, the precise mechanisms in POAF remain unclear. In other forms of AF, sites of …