Features August 2013 Issue

Single-chamber ICDs Are Safer, But Some Patients Need More

This three-lead ICD has a lead going to the right atrium (solid black arrow), the right ventricle (dotted arrow) and to the left ventricle (red arrow) to help control abnormal heart rhythms.

Single-chamber ICDs Are Safer, But Some Patients Need More

Research suggests that the simpler devices are just as effective as the more complicated ICDs at preventing sudden cardiac death.

If your heart requires an implantable cardioverter defibrillator (ICD) to prevent sudden cardiac death, as well as a pacemaker to help maintain a steady rhythm, youíre likely to be recommended for a dual-chamber or dual-lead ICD. Such devices have leads going to the upper and lower chambers of the heart. If you donít need the assistance of a pacemaker, you may be advised to get a single-chamber or single-lead ICD. These devices are life-savers, but they can be complicated.

To continue reading this article you must be a paid subscriber.

Subscribe to Heart Advisor

Get the next year of HEART ADVISOR for just $20. That's a savings of $19 off the regular rate.

With your paid subscription you will receive unlimited access to all of our online content. That is over a decade of previous issues from Cleveland Clinic, the hospital rated #1 in cardiac care by U.S. News & World Report - free of charge.

Subscriber Log In

Forgot your password? Click Here.

Already subscribe but haven't registered for all the benefits of the website? Click here.