Sciatic nerve block
Conditions
Interventions
B:The ultrasound probe was placed on the posterior lateral thigh and the sciatic nerve was examined using ultrasound at 3-5 cm from the superior border of the patella.
A:A line is made between the anterior superior iliac spine and the superior border of the patella, the probe is placed horizontally on the posterior lateral thigh, and the sciatic nerve is examined us
Sponsors
Xi'an honghui hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. Patients having their first general anesthesia-assisted unilateral calf surgery in our facility; 2. ASA Grade I–?; 3. Aged 18 to 65; 4. BMI 18 to 28 kg/m^2; 5. The patient or a member of their family signed the informed consent form.
Exclusion criteria
Exclusion criteria: 1. The subject declined to take part in the investigation; 2. Regional anesthetic contraindications (local infection, coagulation malfunction); 3. sensitivity to local anesthetic medications; 4. Diabetic neuropathy; 5. Nerve damage to the lower extremities; 6. Malignant tumors of the lower limbs; 7. Patients who have a history of drug or alcohol abuse; 8. Ongoing opioid usage or chronic pain; 9. Patients who have a history of serious mental illness or pain paresthesia; 10. Patients who are breastfeeding or pregnant; 11. Lower limb abnormalities; 12. Participated in other clinical studies within the past 30 days.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visibility of the sciatic nerve; | — |
Countries
China
Contacts
Public ContactZhang Han
Department of Anesthesiology, Honghui Hospital, Xi'an, Shaanxi, China
Outcome results
None listed