Cryoballoon pulmonary vein isolation in treating atrial fibrillation using different freeze protocols: The "ICE-T 4 minutes vs 3 minutes" propensity-matched study (Frankfurt ICE-T 4 vs. 3).
Shaojie ChenBoris SchmidtStefano BordignonShota TohokuLukas UrbanekKarin PlankFranziska WillemsChristina ThromAthanasios KonstantinouMax HilbertSimone ZanchiLorenzo BianchiniFabrizio BolognaNikolaos TsianakasClaudia KreuzerTakahiko NagaseLaura PerrottaJana LastK R Julian ChunPublished in: Journal of cardiovascular electrophysiology (2020)
As compared with the 3 minutes freeze, the TTI guided 4 minutes freeze is associated with a significantly higher rate of arrhythmia-free and durable PVI without compromising the safety profile, patients with persistent AF may benefit from the TTI guided 4 minutes freeze more pronouncedly.