High-flow oxygen compared with standard oxygen to prevent low oxygen levels during sedated gastrointestinal endoscopy

Adult patients undergoing sedated gastrointestinal endoscopy receiving high-flow nasal oxygen compared with low-flow nasal oxygen for the prevention of hypoxemia: a prospective observational study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

ISRCTN

Registry ID

ISRCTN69124611

Enrollment

140

Registered

2026-03-25

Start date

2025-03-21

Completion date

Unknown

Last updated

2026-04-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hypoxemia during gastrointestinal endoscopy under procedural sedation in adult patients Surgery

Interventions

This is a single-center prospective observational cohort study conducted in adult patients undergoing elective gastrointestinal endoscopy under procedural sedation. Patients receive either low-flow na

Eligibility

Sex/Gender

All

Age

18 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Adults aged 18 years or older 2. Undergoing elective gastrointestinal endoscopy (upper, lower, or combined) 3. Receiving procedural sedation 4. Inpatients

Exclusion criteria

Exclusion criteria: 1. Emergency procedures 2. Endoscopic retrograde cholangiopancreatography 3. Hemodynamic instability 4. Contraindications to sedation 5. Pregnancy 6. Refusal to participate

Countries

Bulgaria

Contacts

Public ContactMina Vapireva

mvapireva@gmail.com+359 888722749

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Apr 17, 2026