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Ultrasound-guided quadratus lumborum block for total hip arthroplasty: a study of the minimum effective volume of ropivacaine

Ultrasound-guided quadratus lumborum block for total hip arthroplasty: a study of the minimum effective volume of ropivacaine

Status
Active, not recruiting
Phases
Early Phase 1
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2400081598
Enrollment
Unknown
Registered
2024-03-06
Start date
2024-03-07
Completion date
Unknown
Last updated
2024-03-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

osteoarthritis of the hip, osteonecrosis of the femoral head (Ficat IIIB or IV), and developmental dysplasia of the hip.

Interventions

Sponsors

Department of Anesthesiology, West China Hospital, Sichuan University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients who require unilateral initial THA surgery due to hip osteoarthritis, joint destruction, aseptic necrosis of the femoral head, femoral neck fracture, etc; 2. Age range from 18 to 80 years old, regardless of gender; 3. Body mass index is 20-35 kg/m2; 4. The preoperative American Society of Anesthesiologists (ASA) anesthesia risk assessment is graded as Grade I-III; 5. Patients who have signed informed consent forms.

Exclusion criteria

Exclusion criteria: 1. Long term use of opioid drugs (daily or almost daily use of opioid drugs for more than 3 months); 2. Alcohol or drug abuse or allergic reactions to any drugs (local anesthetics, etc.) used in this study; 3. Patients with mental illness, language disorders, and inability to complete the numerical rating scale (NRS) for pain; 4. Patients with peripheral neuropathy on the surgical side may have moderate to severe joint deformities or stiffness on the surgical side; 5. Individuals with a history of hip trauma or asymmetrical sensation in both hips; 6. Local skin infection, bleeding, etc. at the site of anesthesia puncture; 7. Patients with abnormal coagulation function (PT, APTT exceeding normal values, INR<=1.4), platelet count<80 × 109/L), and possible abnormal platelet function; 8. Surgical or anesthesiologists believe that patients are not suitable for inclusion.

Design outcomes

Primary

MeasureTime frame
Whether the quadratus lumborum block was successful.;

Secondary

MeasureTime frame
Dosage of morphine within 24 h after surgery;Postoperative Visual Analogue Scale Score;Postoperative QoR-15 Score after 24 h;Time until the first walkout of bed after surgery;postoperative adverse events;

Countries

China

Contacts

Public ContactWang Rurong

West China Hospital, Sichuan University

576950028@qq.com+86 189 8060 1563

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026