Comparing two methods for pain relief in laparoscopic bariatric surgery

Laparoscopic Preperitoneal Local Anesthetic Infiltration Versus Ultrasound Guided Quadratus Lumborum Block in Laparoscopic Bariatric Surgery

Not applicable Interventional Alexandria University · NCT06488183

This study is testing which pain relief method works better after laparoscopic bariatric surgery for people with obesity, comparing a local anesthetic injection to a specific nerve block technique.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment44 (estimated)
Ages20 Years to 50 Years
SexAll
SponsorAlexandria University Academic / other
Locations1 site (Alexandria)
Trial IDNCT06488183 on ClinicalTrials.gov

What this trial studies

This study evaluates the effectiveness of preperitoneal local anesthetic infiltration versus ultrasound-guided quadratus lumborum block for managing postoperative pain in patients undergoing laparoscopic bariatric surgery. The research aims to optimize pain management strategies to reduce complications, shorten hospital stays, and lower healthcare costs. By comparing these two analgesic techniques, the study seeks to determine which method provides better pain relief and overall outcomes for patients with obesity-related conditions. The trial includes patients aged 20-50 with a BMI of 35-50 kg/m² and ASA physical status class I to III.

Who should consider this trial

Good fit: Ideal candidates for this study are adults aged 20-50 with a BMI between 35-50 kg/m² and ASA physical status class I to III.

Not a fit: Patients with severe cardiac disorders, chronic renal failure, liver cirrhosis, allergies to bupivacaine, chronic opioid use, or an HbA1c greater than 7% may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved pain management techniques for patients undergoing bariatric surgery, enhancing recovery and reducing complications.

How similar studies have performed: Other studies have shown promise in using regional anesthesia techniques for postoperative pain management, suggesting that this approach may be effective.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Age: 20-50 years, both sexes.
* ASA physical status class I to III.
* BMI 35-50 kg/m²

Exclusion Criteria:

* Severe cardiac disorder
* chronic renal failure
* liver cirrhosis
* allergy to bupivacaine
* patients with history of chronic opioid consumption
* HBA1C \> 7%

Where this trial is running

Alexandria

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 Pain Managementpreperitoneal infiltration , bariatric surgery
Last reviewed 2026-06-15 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.