anesthesia
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged between 18 and 80 years old; 2. schedule for posterior lumbar surgery.
Exclusion criteria
Exclusion criteria: 1. Patients with preoperative cognitive dysfunction or communication disorder; 2. Infection on the site of the puncture point; 3. Allergic to local anethetics; 4. Emergency surgery; 5. Patients with neuromuscular diseases; 6. Patients with severe liver and renal dysfunction; 7. Patients during anticoagulation; 8. Patients participate on other study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Graded on their level of alertness after extubation; | — |
Secondary
| Measure | Time frame |
|---|---|
| dosage of analgesic;dosage of muscle relaxant;Intraoperative hemodynamics;evaluation the cooperation with neurological function examination;PaCO2;recovery time;postoperative pain;blood routine examination/blood biochemistry; | — |
Countries
China