870.3535—Intra-aortic balloon and control system
        
        (a) Identification.
         A intra-aortic balloon and control system is a device that consists of an inflatable balloon, which is placed in the aorta to improve cardiovascular functioning during certain life-threatening emergencies, and a control system for regulating the inflation and deflation of the balloon. The control system, which monitors and is synchronized with the electrocardiogram, provides a means for setting the inflation and deflation of the balloon with the cardiac cycle.
    
    
    
        
        (c) Date PMA or notice of completion of a PDP is required.
         No effective date has been established of the requirement for premarket approval. See  § 870.3.