tourniquet-induced hypertension
Conditions
Interventions
Group 1 :0.5% ropivacaine 20 ml femoral nerve block + 10 ml femoral artery block
Group 2:0.5% ropivacaine 30 ml femoral nerve block
Sponsors
The Third Hospital of Hebei Medical University
Eligibility
Sex/Gender
All
Age
40 Years to 70 Years
Inclusion criteria
Inclusion criteria: 1. Planned elective high tibial osteotomy; 2. ASA I-II level; 3. Age 40-70 years old; 4. The anesthesia method is general anesthesia.
Exclusion criteria
Exclusion criteria: 1. Chronic pain and long-term use of opioids; 2. Infection at the block site; 3. Hypersensitivity to local anesthetics; 4. Ischemic heart disease or uncontrolled hypertension; 5. Tourniquet contraindications (peripheral vascular disease, popliteal artery calcification, history of arterial bypass grafting, peripheral neuropathy); 6. There are language barriers, hearing barriers or visual barriers; 7. Alcohol or drug dependence; 8. Tourniquet inflation time > 150 minutes or < 60 minutes.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Incidence of tourniquet hypertension; | — |
Secondary
| Measure | Time frame |
|---|---|
| Intraoperative dosage of antihypertensive drugs;Dosage of opioid analgesic used during operation;Visual analogue scale score for pain;Patient satisfaction score; | — |
Countries
China
Contacts
Public ContactQiujun Wang
The Third Hospital of Hebei Medical University
Outcome results
None listed