Patients undergoing surgery
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients aged 18 years < 80 years old; 2. ASA I-III patients; 3. Patients with BMI of 18-30 kg / m2; 4. Patients who are going to undergo arthroscopic shoulder surgery.
Exclusion criteria
Exclusion criteria: 1. Patients who cannot sign the informed consent of this study; 2. Patients with severe obstructive or restrictive pulmonary disease; 3. Patients with coagulation disorders; 4. Patients with liver or kidney failure; 5. Pregnant patients; 6. Patients allergic to local anesthetics; 7. Patients with chronic opioid use; 8. Patients with history of surgery in the neck or supraclavicular region on the operative side; 9. Patients with sensory and motor disorders on the operative side; 10. Patients who underwent arthroscopic revision, lavage and debridement.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| the 30-min worst rest pain scores at postanesthesia care unit; | — |
Secondary
| Measure | Time frame |
|---|---|
| rest pain scores at other time points after surgery;cumulative morphine consumption;maximum grip strength;diaphragmatic excursions;block duration;the incidence of adverse effects; | — |
Countries
China
Contacts
Department of Anesthesiology, Beijing Hospital