Caring for the ambulatory surgical patient who has a pacemaker: Part II--Intraoperative hazards and postoperative care.

Based on the content of this article, the reader should be able to: (1) describe the response of a pacemaker to an electromagnetic field; (2) state two sources of myopotential interference; (3) describe the relationship between monopolar and bipolar cautery and the risk of pacemaker function; (4) identify three types of pacemaker failures using an electrocardiogram rhythm strip; and (5) state two considerations when developing a discharge plan for an ambulatory surgical patient with a pacemaker.