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Effects of Contact Force on Lesion Size During Pulsed Field Catheter Ablation: Histochemical Characterization of Ventricular Lesion Boundaries.

Hiroshi NakagawaQuim CastellvíRobert E NealSteven GirouardJacob LaughnerAtsushi IkedaMasafumi SugawaraYoshimori AnAyman A HusseinShady NakhlaTyler L TaigenJakub SroubekMohamed KanjPasquale SantangeliWalid I SalibaAntoni IvorraOussama M Wazni
Published in: Circulation. Arrhythmia and electrophysiology (2023)
Acute PFA ventricular lesions show irreversible and reversible lesion boundaries by triphenyl tetrazolium chloride staining. Electrode-tissue contact is required for effective lesion formation during PFA. At the same PFA dose, lesion depth increases significantly with increasing CF.
Keyphrases
  • catheter ablation
  • atrial fibrillation
  • heart failure
  • left atrial
  • cystic fibrosis
  • left atrial appendage
  • respiratory failure
  • carbon nanotubes