Nerve block showdown: which works best for pain after obesity surgery?

NCT ID NCT06841783

Completed Symptom relief Sponsor: Kasr El Aini Hospital Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compared two ultrasound-guided nerve block techniques—erector spinae plane block and modified thoracoabdominal nerve block—for pain control in 40 obese patients undergoing laparoscopic sleeve gastrectomy. The goal was to see which method delays the need for rescue pain medication and reduces overall opioid use. Both techniques aim to provide effective pain relief while minimizing opioid-related risks like nausea and breathing problems.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: nerve block (ultrasound-guided erector spinae plane block or modified thoracoabdominal nerve block)
What this could lead to: If one technique proves better, it could offer a safer, opioid-sparing pain management option for obese patients after weight-loss surgery.
What could go wrong: This is a small, completed trial with only 40 participants, so results may not apply to all patients. Both techniques are well-established, so no major breakthrough is expected.

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Conditions

The condition(s) this trial relates to.

morbid obesity obesity disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

OBESITY, MORBID

Contacts and locations

Locations

Kasr Alainy

Cairo, Egypt

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