Diagnostic pulmonary-function interpretation calculator.

21 C.F.R. § 868.1900

in effectEffective: 2024-07-01

(a) Identification. A diagnostic pulmonary-function interpretation calculator is a device that interprets pulmonary study data to determine clinical significance of pulmonary-function values. (b) Classification. Class II (performance standards).

Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-21.xmlFetched: 7/26/2026