Central Nervoussystem
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. ASA??; 2. Aged 18-60 years; 3. Male or female; 4. Having sufficient visual and auditory resolution capability to accept testing; 5. Patients undergoing surgery under epidural-spinal anesthesia.
Exclusion criteria
Exclusion criteria: 1. Patients with a history of cerebrovascular diseases; 2. Patients with secondary metabolic disorders caused by certain endocrine, genetic or neurological disorders. Patients with metabolic diseases induced by drugs; 3. Patients with congenital mental retardation, a family history of dementia, or a diagnosis of dementia, psychosis or other brain dysfunction caused by neuropsychological conditions; 4. Patients with not using any mediations; 5. Patients with any malignant diseases.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| segmental electroencephalogram power spectra; | — |
Secondary
| Measure | Time frame |
|---|---|
| blood pressure;heart rate;oxygen saturation; | — |
Countries
China
Contacts
Anesthesiology Department, Sun Yat-sen Memorial Hospital