21 C.F.R. § 870.4410Download PDFCurrent through September 30, 2024Section 870.4410 - Cardiopulmonary bypass in-line blood gas sensor(a)Identification. A cardiopulmonary bypass in-line blood gas sensor is a transducer that measures the level of gases in the blood.(b)Classification. Class II (performance standards). 21 C.F.R. § 870.4410