obstructive sleep apnea syndrome
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Male patients with ENT under elective general anesthesia; 2. American Society of Anesthesiologists (ASA) grades I to II; 3. Aged 18 to 65 years; 4. Junior high school education level or above. 5. Body mass index 18-30kg/m^2.
Exclusion criteria
Exclusion criteria: 1. Mental illness; 2. Obvious damage to organs such as heart, lung, liver and kidney; 3. Infection and fever; 4. Hearing and language comprehension impairment; 5. History of alcoholism, chronic pain, and long-term use of analgesic drugs.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pupil size;pain threshold; | — |
Countries
China
Contacts
The Third Xiangya Hospital of Central South University