lumbar disc herniation
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged > 65 years old male and female; 2. BMI 18.5-30kg/m2; 3. ASA II-III; 4. No sedation or analgesia within 24h preoperative; 5. SPO2>90% when the position is prone; 6. Cooperation with operator; 7. No serious cardiovascular disease, respiratory disease and endocrine disease.
Exclusion criteria
Exclusion criteria: 1. Allergy to anaesthetic; 2. Addicted to sedative or analgesic; 3. Can not cooperation with operator; 4. With serious dysfunction of heart, lung, liver, renal.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Behavioral Pain Scale;Rate of the Respiratory depression; | — |
Secondary
| Measure | Time frame |
|---|---|
| basic vital signs;visual analogue scale;operator satisfaction;Nausea and Vomiting in the first 24-hour period; | — |
Countries
China
Contacts
the Second Affiliated Hospital of Chongqing Medical University