Postoperation pain
Conditions
Interventions
Group A:Brachial plexus block with 0.15% ropivacaine 100ml
Group B:Brachial plexus block with 0.5% ropivacaine 30ml
Sponsors
Beijing Jishuitan Hospital
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. Aged 18 to 65 years old; 2. Relaxation and adhesion of forearm tendon under elective brachial plexus block, operation time =3h.
Exclusion criteria
Exclusion criteria: 1. Refuse to participate in this study; 2. Failure to Brachial plexus block; 3. Preoperative schizophrenia, epilepsy, Parkinson's disease, myasthenia gravis; 4. Inability to communicate with each other due to coma, severe dementia or speech impairment; 5. Craniocerebral injury or neurosurgery; 6. Preoperative LVEF<30%, or patients with sick sinus node syndrome, severe sinus bradycardia (heart rate <50 beats/min), degree II or above atrioventricular block without pacemaker implantation; 7. Severe liver dysfunction (Child-Pugh Grade C); 8. Severe renal dysfunction (preoperative dialysis); 9. ASA grade IV patients or expected survival <=24 hours; 10. There were skin rupture, infection, vasculitis and local surgical operation requirements in the inguinal area.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| NRS; | — |
Secondary
| Measure | Time frame |
|---|---|
| Score of wrist joint for motor function;Maintenance time of motion block; | — |
Countries
China
Contacts
Public ContactTao Yan
Beijing Jishuitan Hospital
Outcome results
None listed