Because new cardiac technologies are often rapidly integrated into clinical practice, we must be mindful that these innovations can contain a level of risk. Regrettably, we've seen examples of this before with previous generations of implantable cardioverter-defibrillators (ICD), and some experts say the latest advances in ICD technology could pose similar problems. Host Dr. Jack Lewin explores this issue with Dr. Robert Hauser, senior consulting cardiologist at the Minneapolis Heart Institute and a founder and past president of the Heart Rhythm Society.