Deep iliacus plane block: Patients will receive ultrasound-guided deep iliacus plane block (DIPB) using 25 mL of 0.25% bupivacaine.
Quadratus lumborum block: Patients will receive ultrasound-guided transmuscular quadratus lumborum block (QLB) using 25 mL of 0.25% bupivacaine.
Study summary
This study aims to compare the analgesic efficacy, opioid consumption, motor function preservation, and quality of recovery of ultrasound-guided deep iliacus plane block (DIPB) and transmuscular quadratus lumborum block (QLB) in patients undergoing total hip arthroplasty (THA).
Eligibility
Sex
ALL
Min age
18 Years
Max age
—
Healthy volunteers
No
Inclusion Criteria:
* Age ≥ 18 years.
* Both sexes.
* American Society of Anesthesiologists (ASA) physical status I-III.
* Scheduled for elective unilateral total hip arthroplasty (THA) under spinal anesthesia.
Exclusion Criteria:
* Known allergy to local anesthetics or study medications.
* Coagulopathy or anticoagulant therapy contraindicating regional anesthesia.
* Infection at the site of injection.
* Pre-existing neurological deficits affecting the lower limbs.
* Chronic opioid use or opioid dependence.
* Severe hepatic, renal, respiratory, or cardiac disease.
* Body mass index (BMI) \> 40 kg/m².
* Contraindications to spinal anesthesia.
Primary outcome measure(s)
Degree of pain — Each patient will be instructed about postoperative pain assessment with VAS. VAS (0 represents "no pain" while 10 represents "the worst pain imaginable"). VAS will be assessed at post-anesthesia care unit (PACU), 2, 4, 6, 12, and 24 h postoperatively.
This page summarises publicly available registry data for informational purposes — not medical advice. Eligibility is determined by each study team; patients should discuss participation with their clinician.
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