cholecystolithiasis
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. patient aged between 18 and 60 years; 2. The operation time is less than 2 hours; 3. American Society of Anesthesiologists (ASA) Grade 1 to 2.
Exclusion criteria
Exclusion criteria: 1. Patients refusal; 2. patients who had history of abdominal surgery; 3. who have coagulation disorders; 4. allergy to local anesthetic; 5. localized infection on the injection site.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pain intensity;Total Opioid use; | — |
Countries
China
Contacts
Department of Anesthesiology, The First Affiliated Hospital of Anhui Medical University