PT - JOURNAL ARTICLE AU - Nichols, Emma Hitt ED - Reddy, Vivek Y. TI - LEADLESS II DP - 2015 Dec 09 TA - MD Conference Express PG - 7--8 VI - 15 IP - 28 suppl 2 4099 - http://mdc.sagepub.com/content/15/28_suppl_2/7.short 4100 - http://mdc.sagepub.com/content/15/28_suppl_2/7.full AB - In the LEADLESS II trial, a leadless cardiac pacemaker was demonstrated to be safe and effective. At 6 months, the serious device-related adverse events occurred in 5.7% of patients, and the primary efficacy end point of acceptable pacing capture threshold and therapeutically acceptable sensing amplitude was achieved in 90% of patients.