Three-phase-lag bio-heat transfer model of cardiac ablation

S Singh, P Saccomandi, R Melnik - Fluids, 2022 - mdpi.com
Significant research efforts have been devoted in the past decades to accurately modelling
the complex heat transfer phenomena within biological tissues. These modeling efforts and …

Proactive esophageal cooling protects against thermal insults during high-power short-duration radiofrequency cardiac ablation

M Mercado Montoya, T Gomez Bustamante… - International Journal …, 2022 - Taylor & Francis
Background Proactive cooling with a novel cooling device has been shown to reduce
endoscopically identified thermal injury during radiofrequency (RF) ablation for the treatment …

Effects of pulsed radiofrequency source on cardiac ablation

M Iasiello, A Andreozzi, N Bianco, K Vafai - Bioengineering, 2023 - mdpi.com
Heart arrhythmia is caused by abnormal electrical conduction through the myocardium,
which in some cases, can be treated with heat. One of the challenges is to reduce …

Computer simulations of consecutive radiofrequency pulses applied at the same point during cardiac catheter ablation: Implications for lesion size and risk of …

EJ Sánchez-Muñoz, E Berjano… - Computer methods and …, 2022 - Elsevier
Background and objectives To study temperature distribution and lesion size during two
repeated radiofrequency (RF) pulses applied at the same point in the context of RF cardiac …

Relationship between luminal esophageal temperature and volume of esophageal injury during RF ablation: In silico study comparing low power‐moderate duration …

JJ Pérez, A González‐Suárez, T Maher… - Journal of …, 2022 - Wiley Online Library
Objective To model the evolution of peak temperature and volume of damaged esophagus
during and after radiofrequency (RF) ablation using low power‐moderate duration (LPMD) …

[HTML][HTML] Cardiac blood vessels and irreversible electroporation: findings from pulsed field ablation

IR Chinyere, S Mori, MD Hutchinson - Vessel plus, 2024 - ncbi.nlm.nih.gov
The clinical use of irreversible electroporation in invasive cardiac laboratories, termed
pulsed field ablation (PFA), is gaining early enthusiasm among electrophysiologists for the …

Low-energy (360 J) radiofrequency catheter ablation using moderate power− short duration: proof of concept based on in silico modeling

JJ Pérez, R D'Angelo, A González-Suárez… - Journal of Interventional …, 2023 - Springer
Background Pilot clinical studies suggest that very high power–very short duration (vHPvSD,
90 W/4 s, 360 J energy) is a feasible and safe technique for ablation of atrial fibrillation (AF) …

Computer simulation-based nanothermal field and tissue damage analysis for cardiac tumor ablation

SMC Hossain, JB Zakaria, M Ferdows… - Medical & Biological …, 2024 - Springer
Radiofrequency ablation is a nominally invasive technique to eradicate cancerous or non-
cancerous cells by heating. However, it is still hampered to acquire a successful cell …

Impact of surrounding tissue-type and peri-electrode gap in stereoelectroencephalography guided (SEEG) radiofrequency thermocoagulation (RF-TC): a …

S Collavini, JJ Pérez, E Berjano… - International Journal …, 2024 - Taylor & Francis
Purpose To use computational modeling to provide a complete and logical description of the
electrical and thermal behavior during stereoelectroencephalography-guided (SEEG) …

Ablation catheter–induced mechanical deformation in myocardium: computer modeling and ex vivo experiments

Y Ijima, K Masnok, JJ Perez… - Medical & Biological …, 2024 - Springer
Cardiac catheter ablation requires an adequate contact between myocardium and catheter
tip. Our aim was to quantify the relationship between the contact force (CF) and the resulting …