Comparing two pain relief methods after laparoscopic appendectomy

Ultrasound-guided Erector Spinae Plane Block Versus Transversus Abdominis Plane Block for Postoperative Analgesia of Adult Patients Undergoing Laparoscopic Appendectomy

Not applicable Interventional Ain Shams University · NCT06220513

This study is testing which of two pain relief methods works better for people aged 18-50 after having their appendix removed using a minimally invasive surgery.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment72 (estimated)
Ages18 Years to 50 Years
SexAll
SponsorAin Shams University Academic / other
Locations1 site (Cairo)
Trial IDNCT06220513 on ClinicalTrials.gov

What this trial studies

This study compares the effectiveness and safety of two ultrasound-guided nerve blocks, the erector spinae plane block and the transversus abdominis plane block, for managing postoperative pain in patients undergoing laparoscopic appendectomy. The goal is to determine which method provides better analgesia and reduces the need for additional pain medication. Patients aged 18-50 with ASA physical status I or II will be included, while those with certain medical conditions or contraindications will be excluded. The study is conducted at Ain Shams University hospitals in Cairo.

Who should consider this trial

Good fit: Ideal candidates are patients aged 18-50 scheduled for laparoscopic appendectomy with ASA physical status I or II.

Not a fit: Patients with allergies to local anesthetics, significant comorbidities, or those who require conversion to open surgery 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 laparoscopic appendectomy, enhancing recovery and reducing hospital stays.

How similar studies have performed: Previous studies have shown that ultrasound-guided nerve blocks can effectively reduce postoperative pain, suggesting that this approach may be beneficial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients scheduled for laparoscopic appendectomy,
* Patients aged 18-50 years,
* American Society of Anaesthesiologists (ASA) physical status I or II.

Exclusion Criteria:

* Declined informed consent.
* Allergy to local anesthetics.
* Conversion of the laparoscopic surgery to open appendectomy.
* Coagulation disorder.
* Pregnancy,
* BMI more than 40 kg/m2,
* Respiratory disease, liver or kidney disease; and heart disease (heart block, Rheumatic heart or myocardial ischemia).
* Psychiatric problems, that results in lack of communication ability.
* Chronic alcoholism, drug abuse,
* Infection in the area where the block will be applied.

Where this trial is running

Cairo

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 Laparoscopic Appendectomytransversus abdominis plane blockerector spinae plane block
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.