# Alternate Methodology of Pulse Oximeter Validation

> **NCT03628560** · NA · SUSPENDED · sponsor: **Duke University** · enrollment: 30 (estimated)

## Conditions studied

- Hypoxemia
- Desaturation of Blood

## Interventions

- **DEVICE:** RespirAct Step-Wise Normocapnia desaturation sequence
- **DEVICE:** RespirAct Slope Normocapnia desaturation sequence
- **DEVICE:** RespirAct Step-Wise Hypocapnia desaturation sequence
- **DEVICE:** RespirAct Slope Hypocapnia desaturation sequence
- **DEVICE:** ROBD Step-Wise desaturation sequence

## Key facts

- **NCT ID:** NCT03628560
- **Lead sponsor:** Duke University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** SUSPENDED
- **Start date:** 2018-09-26
- **Primary completion:** 2023-01-30
- **Final completion:** 2023-01-30
- **Target enrollment:** 30 (ESTIMATED)
- **Why stopped:** Pending equipment repair
- **Last updated:** 2022-03-08


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03628560

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03628560, "Alternate Methodology of Pulse Oximeter Validation". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT03628560. Licensed CC0.

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