Comparing two pain management techniques after lower abdominal surgery

Ultrasound-Guided Quadratus Lumborum Block Versus Transversus Abdominis Plane Block For Post-Operative Pain In Lower Abdominal Surgeries In Adult Patients, Prospective, Comparative Randomized Study

Not applicable Interventional Sohag University · NCT06978179

This study is testing which pain management technique, ultrasound-guided QL block or TAP block, works better for adults having lower abdominal surgery to help them feel more comfortable after their procedure.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment50 (estimated)
Ages18 Years to 65 Years
SexAll
SponsorSohag University Academic / other
Locations1 site (Sohag)
Trial IDNCT06978179 on ClinicalTrials.gov

What this trial studies

This study compares the effectiveness of ultrasound-guided Quadratus Lumborum (QL) block and Transversus Abdominis Plane (TAP) block for managing postoperative pain in patients undergoing lower abdominal surgeries. The trial involves adult patients aged 18 to 65 who are scheduled for elective procedures. By utilizing ultrasound guidance, the study aims to enhance the precision of these pain management techniques and evaluate their outcomes in terms of pain relief. The results could provide insights into which method offers better postoperative comfort.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 18 to 65 scheduled for elective lower abdominal surgery with ASA physical status I or II.

Not a fit: Patients with morbid obesity, significant neurological or psychiatric conditions, or those undergoing other forms of analgesia may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved pain management strategies for patients undergoing lower abdominal surgeries.

How similar studies have performed: Previous studies have shown promising results with ultrasound-guided regional anesthesia techniques, suggesting potential success for this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* patients aged from 18 to 65 years old.
* American Society of Anesthesiologists (ASA) physical status I - II.
* Patients scheduled for elective lower abdominal surgery.

Exclusion Criteria:

* Patient refusal.
* Patients with BMI (body mass index) \> 35 kg.m-2 , \[morbid obesity\].
* Patients with significant neurological, psychatric or neuromascular disease.
* Patients had local skin infection at the block injection site.
* Patients who operated under epidural and patient-controlled analgesia \[PCA\].
* Sensitivity to prescribed analgesia.
* Coagulopathies or those who had uncontrolled chronic medical disease \[e.g. diabetes mellitus, hypertension, or cardiac diseases\].

Where this trial is running

Sohag

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Postoperative Pain
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.