Pulse oximeter development often requires dependable performance feedback well before a formal regulatory accuracy study is initiated. During this stage, teams iterate on sensor hardware, algorithms, calibration curves, and signal-quality controls. To make meaningful progress, they need a repeatable way to compare performance across prototypes and study sessions.  A transfer standard helps fill that role. It is an intermediary pulse oximeter system with calibration traceable

For developers of pulse oximeters, respiratory monitors, and other physiological sensors, validating device performance under reduced oxygen conditions is essential. Hypoxia testing —or controlled desaturation—ensures devices can accurately measure oxygen saturation (SpO₂) across the full range of real-world conditions, from normal oxygen levels to moderate or severe hypoxia.  At Parameters Research Laboratory (PRL), we specialize in conducting regulatory-grade hypoxia studi