None
Conditions
Interventions
Closed-loop control group:Using a closed-loop system to control general anesthesia drugs for maintaining intraoperative anesthetic depth.
Manual control group:Manual control of general anesthetic agents to maintain intraoperative depth of anesthesia
Sponsors
West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: Patients aged 18–65 scheduled for elective surgery (e.g., pulmonary, vascular, gastrointestinal, orthopedic, gynecological, urological, or ENT procedures) with an ASA physical status classification of I–III.
Exclusion criteria
Exclusion criteria: Combined neuraxial anesthesia; history of psychiatric and/or neurological disorders; presence of arrhythmia, pacemaker implantation, or intracranial surgery; known allergy to propofol or remifentanil; pregnant or breastfeeding women; and patients deemed unsuitable for the study by the principal investigator or those who do not provide informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Proportion of time with adequate anesthetic depth; | — |
Countries
China
Contacts
Public ContactJiao Chen
West China Hospital, Sichuan University
Outcome results
None listed