21 C.F.R. § 868.2550 Pneumotachometer.
Title 21 - Food and Drugs
(a) Identification. A pneumotachometer is a device intended for medical purposes that is used to determine gas flow by measuring the pressure differential across a known resistance. The device may use a set of capillaries or a metal screen for the resistive element. (b) Classification. Class II (performance standards).
Title 21: Food and Drugs
PART 868—ANESTHESIOLOGY DEVICES
Subpart C—Monitoring Devices
§ 868.2550 Pneumotachometer.
