Medtronic (NYSE:MDT) today touted results from a clinical trial of its Arctic Front Advance cryoballoon for treating atrial fibrillation. Results from the 130-patient Cryo4Persistent AF trial, presented at the annual meeting of the European Heart Rhythm Assn. in Barcelona, is an open-label, single-arm study with a primary outcome of single-procedure success at 12 months. Single-procedure success […]