Incentive spirometer.
21 C.F.R. § 868.5690
in effectEffective: 2024-07-01(a) Identification. An incentive spirometer is a device that indicates a patient's breathing volume or flow and that provides an incentive to the patient to improve his or her ventilation.
(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
