# OPTiMASK: Comparison of Pre-oxygenation With Standard Face Mask Combined With High Flow Nasal Oxygen With Pre-oxygenation With Standard Face Mask Alone

> **NCT05495841** · — · COMPLETED · sponsor: **Beth Israel Deaconess Medical Center** · enrollment: 80 (actual)

## Conditions studied

- Surgery

## Interventions

- **DEVICE:** Pre-oxygenation

## Key facts

- **NCT ID:** NCT05495841
- **Lead sponsor:** Beth Israel Deaconess Medical Center
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2022-08-18
- **Primary completion:** 2023-06-30
- **Final completion:** 2023-06-30
- **Target enrollment:** 80 (ACTUAL)
- **Last updated:** 2023-11-30


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05495841

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05495841, "OPTiMASK: Comparison of Pre-oxygenation With Standard Face Mask Combined With High Flow Nasal Oxygen With Pre-oxygenation With Standard Face Mask Alone". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT05495841. Licensed CC0.

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