870.4300—Cardiopulmonary bypass gas control unit.
               		
               		
               	 	
               	 	
               	 	
               	 		
    
        
        (a) Identification.
         A cardiopulmonary bypass gas control unit is a device used to control and measure the flow of gas into the oxygenator. The device is calibrated for a specific gas.
     
    
        
        (b) Classification.
         Class II (performance standards).