Section 874.5550 - Powered nasal irrigator(a)Identification. A powered nasal irrigator is an AC-powered device intended to wash the nasal cavity by means of a pressure-controlled pulsating stream of water. The device consists of a control unit and pump connected to a spray tube and nozzle.(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 § 874.9 .55 FR 48440, Nov. 20, 1990, as amended at 65 FR 2316 , Jan. 14, 2000