The Effect of Thoracic Epidural Anesthesia With Different Block Level on Propofol Induction
Conditions
- Target Controlled Infusion (TCI)
- Thoracic Epidural Anesthesia
- Block Level
- Gastrointestinal Surgery
Interventions
- DRUG: 1% lidocaine
- DRUG: 2% lidocaine
- DRUG: 0.9% normal saline
Sponsor
First Hospital of China Medical University