21 C.F.R. § 868.1780 Inspiratory airway pressure meter.
Title 21 - Food and Drugs
(a) Identification. An inspiratory airway pressure meter is a device used to measure the amount of pressure produced in a patient's airway during maximal inspiration. (b) Classification. Class II (performance standards).
Title 21: Food and Drugs
PART 868—ANESTHESIOLOGY DEVICES
Subpart B—Diagnostic Devices
§ 868.1780 Inspiratory airway pressure meter.