880.2400—Bed-patient monitor.
        
        (a) Identification.
         A bed-patient monitor is a battery-powered device placed under a mattress and used to indicate by an alarm or other signal when a patient attempts to leave the bed.
    
    
        
        (b) Classification.
         Class I (general controls). The device is exempt from the premarket notification procedures in  subpart E of  part 807 of this chapter subject to the limitations in  § 880.9.