Chronic postsurgical pain
Conditions
Interventions
Ropivacaine+Dexmedetomidine (experimental group):Ultrasound-guided erector spinae block at T5 segment with 0.375% ropivacaine+ dexmedetomidine (1ug/kg) injection 20ml
Ropivacaine group (control group):Ultrasound-guided erector spinae block at T5 segment with injection of 0.375% ropivacaine 20ml
Sponsors
920th Hospital of the Joint Logistics Support Force
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1. Patients undergoing thoracoscopic surgery under general anesthesia 2. ASAI-II class 3. Age = 18 years
Exclusion criteria
Exclusion criteria: 1. Patients allergic to local anesthetic drugs and dexmedetomidine 2. Severe hepatic and renal impairment or glomerular filtration rate<30mL/min or previous kidney transplantation or dialysis 3. Cardiovascular disease 4. Contraindication to regional anaesthesia 5. History of taking analgesic drugs for more than 3 months 6. Patients with a history of thoracic spine surgery and a history of thoracic surgery 7. Not cooperative, inability to understand the study or refuse to participate
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The incidence of Chronic postsurgical pain; | — |
Secondary
| Measure | Time frame |
|---|---|
| NRS scores of surgical incisions at rest and during activity;Patient agitation- sedation status;Time to first additional postsurgical analgesic medication;Neuropathic pain assessment;Evaluation of the nature, severity, and effects of pain on day-to-day functioning; | — |
Countries
China
Contacts
Public ContactLi Na
920th Hospital of the Joint Logistics Support Force
Outcome results
None listed