MTPB vs ESPB in Laparoscopic Sleeve Gastrectomy

April 2, 2026 updated by: Ain Shams University

Midpoint Transverse Process to Pleura Block vs Erector Spinae Plane Block for Postoperative Analgesia in Laparoscopic Sleeve Gastrectomy

The aim of this study will be to compare between MTP and ESPB in terms of postoperative pain score in patients undergoing laparoscopic sleeve gastrectomy

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

52

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • Egypt
      • Cairo, Egypt, 11591
        • Ain Shams University Hospitals

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  • Anesthesiologists (ASA) physical status II, of either sex Age ≥18 y.
  • Undergoing laparoscopic sleeve gastrectomy
  • BMI≥ 35

Exclusion Criteria:

  • Patient refusal to give consent for the block
  • Hypersensitivity to any of study medications
  • Infection at site of the block
  • Coagulopathy
  • severe cardiac/hepatic/renal disease

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Other
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: Group A (ESPB): Bilateral ESP
block at T7 with 20 mL of 0.25% bupivacaine on each side
Procedure: Erector Spinae Plane Block (ESPB) group
will receive ESPB volume of 20 mls bupivacaine 0.25 % at level T7 bilaterally
Active Comparator: Group B (MTPB): Bilateral MTP
block at T7 with 20 mL of 0.25% bupivacaine on each side
Procedure: Midpoint Transverse Process to Pleura Block (MTPPB)
will receive MTPB volume of 20 mls bupivacaine 0.25 % at level T7 bilaterally

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Mean postoperative pain numeric rating scale
Time Frame: pain will be evaluated first in postanesthesia care unit then at 1, 3, 6, 8, 12, 18, 24 hours posoperative
Abdominal pain will be assessed using numeric rating scale which includes 10 degrees of which zero is no pain and 10 is maximum pain ever
pain will be evaluated first in postanesthesia care unit then at 1, 3, 6, 8, 12, 18, 24 hours posoperative

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Ain Shams University

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

October 3, 2025

Primary Completion (Actual)

March 14, 2026

Study Completion (Actual)

April 1, 2026

Study Registration Dates

First Submitted

December 5, 2025

First Submitted That Met QC Criteria

December 20, 2025

First Posted (Actual)

January 6, 2026

Study Record Updates

Last Update Posted (Actual)

April 8, 2026

Last Update Submitted That Met QC Criteria

April 2, 2026

Last Verified

April 1, 2026

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • FMASU R226/2025

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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