Hepatectomy patients
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Surgical procedures occurring between July 2025 and December 2025 2. Aged 18 years or older 3. Scheduled for elective operations under general anesthesia 4. Requiring hepatic surgery within general surgery department 5. ASA classification I through III 6. Having full civil capacity, voluntarily participating, and being able to understand and sign the informed consent form.
Exclusion criteria
Exclusion criteria: 1. Hearing impairment: Any degree of hearing loss or history of ear diseases. 2. History of mental illness: Diagnosis of psychiatric disorders such as schizophrenia, major depressive disorder, or bipolar disorder. 3. Neurological disorders: Suffering from epilepsy, Parkinson's disease, Alzheimer's disease, or other neurological conditions. 4. Medication use: Long-term use of sedatives, analgesics, or psychotropic drugs. 5. ASA classification IV or higher. 6. Special surgeries: History of cranial surgery, ear surgery, or other procedures that may affect hearing or EEG monitoring. 7. Pregnancy status: Pregnant or lactating women. 8. Chronic pain: History of chronic pain that may interfere with pain assessment accuracy. 9. History of alcohol or substance abuse. 10. Participation in other clinical trials: Concurrent involvement in other trials that may influence the results of this study. 11. Language barriers: Inability to communicate effectively or complete questionnaires. 12. Refusal to participate: Patient or family members decline to join the study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Emergence agitation ; | — |
Secondary
| Measure | Time frame |
|---|---|
| Anxiety and depression;Emergence time;Cognitive function; Pain intensity;Recovery quality;Electroencephalogram Monitoring; | — |
Countries
China
Contacts
Huashan Hospital, Fudan University, Shanghai