# Effect of Preoxygenation Position and Examination Position on Hypoxemia During Painless Gastrointestinal Endoscopy

> **NCT07673042** · NA · NOT_YET_RECRUITING · sponsor: **General Hospital of Ningxia Medical University** · enrollment: 208 (estimated)

## Conditions studied

- Hypoxemia During Surgery

## Interventions

- **PROCEDURE:** Pre-oxygenation Position （left lateral position）
- **PROCEDURE:** Examination Position（left lateral position ）
- **PROCEDURE:** Pre-oxygenation Position（ left lateral head elevation in a 30-degree position）
- **PROCEDURE:** Examination Position（left lateral head elevation in a 30-degree position）

## Key facts

- **NCT ID:** NCT07673042
- **Lead sponsor:** General Hospital of Ningxia Medical University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-06-23
- **Primary completion:** 2026-07-31
- **Final completion:** 2026-08-31
- **Target enrollment:** 208 (ESTIMATED)
- **Last updated:** 2026-06-29


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07673042

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07673042, "Effect of Preoxygenation Position and Examination Position on Hypoxemia During Painless Gastrointestinal Endoscopy". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07673042. Licensed CC0.

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