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Comparison of the application of consciousness index and bispectral index of electroencephalogram in the monitoring of anesthesia depth in elderly patients with remimazolam besylate

Comparison of the application of consciousness index and bispectral index of electroencephalogram in the monitoring of anesthesia depth in elderly patients with remimazolam besylate

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500110338
Enrollment
Unknown
Registered
2025-10-13
Start date
2025-10-15
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

Gallbladder diseases under general anesthesia surgery

Interventions

Electroencephalogram bispectral index Monitoring group:Electroencephalogram bispectral index Monitoring
Consciousness Index Monitoring group:Consciousness Index Monitoring

Sponsors

Harbin Medical University First Affiliated Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
65 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age >=65 years old; 2.ASA grade I to III; 3. Planned to undergo general anesthesia and abdominal surgery at an elective date; 4. The estimated operation duration is >=2 hours.

Exclusion criteria

Exclusion criteria: 1.Transferred to the ICU after the operation; 2. Preoperative presence of schizophrenia, epilepsy, Parkinsonism, and delirium; 3. Unable to communicate due to coma, severe dementia or language disorders; 4. Critical condition (multiple organ failure or expected postoperative survival <24 hours); 5.BMI greater than 30 kg/m^2; 6. Situations where other researchers consider it unsuitable to participate in this study.

Design outcomes

Primary

MeasureTime frame
Improve the IOC and BIS values of the Observer Alertness/Sedation Assessment (MOAA/S) score reaching 0;

Secondary

MeasureTime frame
Dosage of vasoactive drugs used during the operation;Dosage of vasoactive drugs used during the operation;The duration of stay in the anesthesia recovery room;The dosage of analgesic and antiemetic drugs on the day of the operation;The dosage of analgesic and antiemetic drugs and VAS score one day after the operation;Hospital stay;Infection and complications within 30 days after the operation, as well as mortality rate;

Countries

China

Contacts

Public ContactWang Kun

Harbin Medical University First Affiliated Hospital

18230200775@163.com+86 139 3601 3651

Outcome results

None listed

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