Postoperative pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Aged 40-80 years, ASA II-III.
Exclusion criteria
Exclusion criteria: Contraindications of nerve block (abnormal coagulation function, puncture site infection, etc.); Inability to cooperate with the operation of nerve block (delirious or mentally abnormal patients); A history of spinal surgery or obvious thoracic spine abnormal; Ultrasound coupling agent, local anesthetic or opioid allergy; Long-term oral analgesics;Patients who refused to participate in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Pain score; | — |
Secondary
| Measure | Time frame |
|---|---|
| Analgesic rescue; | — |
Countries
China
Contacts
Peking University Third Hospital