rebound pain
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Patients aged 18–75 years undergoing unilateral shoulder arthroscopy; 2. BMI between 18 and 30 kg/m^2; 3. ASA classification I–III; 4. Informed consent obtained from the patient or family members.
Exclusion criteria
Exclusion criteria: 1. Contraindications for nerve block (pre-existing nerve injury in the surgical area, symptoms of peripheral neuropathy with diabetes, bleeding or coagulation disorders, local or systemic infection); 2. Patients who have been taking sedatives, analgesics, or steroid medications long-term; 3. Patients with a history of neurological, psychiatric, or neuromuscular diseases; 4. Patients with a history of surgery on the same side shoulder joint; 5. Patients known to be allergic or contraindicated to ropivacaine and chronic analgesics; 6. Patients with a confirmed diagnosis of lung disease (chronic bronchitis, COPD, pulmonary bullae, pulmonary embolism, lung cancer, etc.); 7. Patients with severe heart disease (NYHA Class III or above); 8. Patients with poorly controlled hypertension (perioperative blood pressure >=180/100 mmHg); 9. Patients unable to complete preoperative assessments; 10. Patients unable to cooperate with percutaneous auricular vagus nerve stimulation.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of rebound pain; | — |
Secondary
| Measure | Time frame |
|---|---|
| Rebound Pain Score;24-hour postoperative pain score;24-hour postoperative analgesic usage;Quality of Recovery-15;Sleep quality on the first night after surgery;Nausea and Vomiting;Adverse reactions (dizziness, delirium, bradycardia); | — |
Countries
China
Contacts
Ganzhou People's Hospital