PRNewswire -- Endologix, Inc., developer of minimally invasive treatments for aortic disorders, announced today that it has received U.S. Food and Drug Administration (FDA) approval for its new PowerFit™ Aortic Extensions. The PowerFit extensions are designed to provide physicians with enhanced visibility under fluoroscopy to facilitate precise device placement during completion of the Anatomical Fixation endovascular repair of abdominal aortic aneurysm (AAA). In addition, PowerFit's independent stent design and 24 circumferential contact points were shown in anatomical simulation studies to aid in proximal conformability and sealing.