a method of ablating the site of origin of arrhythmias whereby high-energy electrical current is delivered by intravascular catheters.
e·lec·trode cath·e·ter ab·la·tion
(ĕ-lek'trōd kath'ĕ-tĕr ăb-lā'shŭn) A method of ablating the site of origin of arrhythmias whereby high energy electric shocks are delivered by intravascular catheters.