§868.1840. Diagnostic spirometer.
21 C.F.R. § 868.1840
Identification. A diagnostic spirometer is a device used in pulmonary function testing to measure the volume of gas moving in or out of a patient's lungs.
Classification. Class II (performance standards).
Notes, amendments, and revision history
Authority
Authority: 21 U.S.C. 351, 360, 360c, 360e, 360j, 360 l, 371.
Source
Source: 47 FR 31142, July 16, 1982, unless otherwise noted.