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Time variation of propofol dosage during gastrointestinal endoscopy

Time variation of propofol dosage during gastrointestinal endoscopy

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500110389
Enrollment
Unknown
Registered
2025-10-13
Start date
2024-12-04
Completion date
Unknown
Last updated
2025-10-20

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

Conditions

Sedation

Interventions

Group 3 (13:00-15:00):None
Group 1 (8:00-10:00):None
Group 2 (10:00-12:00):None
Group 4 (15:00-17:00):None

Sponsors

Peking University Third Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients undergoing gastrointestinal endoscopy under non-intubated general anesthesia; 2. Aged between 18 and 65 years; 3. American Society of Anesthesiologists (ASA) classification I–II.

Exclusion criteria

Exclusion criteria: 1.Previous allergy to propofol or fentanyl; 2.Addiction to propofol or fentanyl; 3.Used propofol or fentanyl within the past 30 days; 4.Mid-procedure treatment during gastrointestinal endoscopy; 5.Unable to perform colonoscopy due to inadequate bowel preparation; 6.Anesthesia duration exceeding 60 minutes; 7.Refusal to sign the informed consent.

Design outcomes

Primary

MeasureTime frame
Propofol usage during painless gastrointestinal endoscopy;—

Secondary

MeasureTime frame
Anesthesia time metrics;Perioperative vital signs;BIS monitoring during anesthesia;—

Countries

China

Contacts

Public ContactQiong Lan

Peking University Third Hospital

13810146245@163.com+86 10 82267260

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026