An artificial pacemaker is a small battery-operated device that helps the heart beat at a regular rhythm. Some are internal and permanent, while others can be temporary and external. Both use batteries to send small electrical impulses from an electrode placed next to the heart wall to help it pump properly.
United Network for Organ Sharing (UNOS) is committed to providing accurate and reliable information for transplant patients. The content on this page was originally created on May 5, 2006 by UNOS and last modified on May 11, 2006. The following sources were used as references:
American Heart Association, retrieved May 11, 2006.