RT Journal Article SR Electronic A1 Nierengarten, Mary Beth T1 First-in-Man Results Show That a Leadless Catheter Pacemaker is Feasible, Safe, and Effective JF MD Conference Express YR 2013 FD SAGE Publications VO 13 IS 3 SP 21 OP 22 DO 10.1177/155989771303012 UL http://mdc.sagepub.com/content/13/3/21.abstract AB Results of a first-in-man study of a novel intracardiac leadless catheter pacemaker (LCP) show its feasibility, safety, and efficacy for right ventricular (RV) pacing, reported study investigators. The prospective, nonrandomized, single-arm LEADLESS study [NCT01700244], conducted at three sites, evaluated the in vivo implantation of the LCP for the first time in 33 patients who required a permanent rate modulated ventricular-based pacemaker.