Comparing Intrathecal Morphine With Modified Thoracoabdominal Nerve Block Through Perichondral Approach in Major Abdominal Surgery

NCT ID: NCT06346860

Last Updated: 2026-02-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

56 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-04-15

Study Completion Date

2024-07-29

Brief Summary

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Abdominal surgery causes severe postoperative pain due to retraction of the abdominal wall and direct manipulation of visceral organs. It leads to delayed postoperative recovery, increased postoperative morbidity and mortality. Intrathecal morphine, epidural analgesia and patient-controlled intravenous analgesia are used in postoperative pain management of abdominal surgeries. Intrathecal morphine is frequently used in many centers because it provides effective pain control. However; morphine has undesirable effects such as urinary retention, postoperative nausea and vomiting, and respiratory depression. Modified thoracoabdominal nerves block through perichondrial approach is a technique defined by the modification of the thoracoabdominal nerves block through perichondrial approach, in which local anesthetics are delivered only to the underside of the perichondral surface. The primary implication of this study is to compare postoperative pain scores and opioid consumption in patients undergoing major abdominal surgery with intrathecal morphine or modified thoracoabdominal nerves block through perichondrial approach.

Detailed Description

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Conditions

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Opioid Use Postoperative Pain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

SCREENING

Blinding Strategy

SINGLE

Outcome Assessors

Study Groups

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Modified Thoracoabdominal Nerve BlockThrough Perichondral Approach and PCA

Modified Thoracoabdominal Nerve BlockThrough Perichondral Approach and Intravenous Patient Controlled Analgesia

Group Type ACTIVE_COMPARATOR

Regional Block Comparison

Intervention Type PROCEDURE

Comparing postoperative pain and opioid consumption in groups

Intrathecal Morphine and Intravenous Patient Controlled Analgesia

Intrathecal Morphine 200 mcg and Intravenous Patient Controlled Analgesia (1 mg/ml morphine, 1 cc bolus, 7 min. locked

Group Type PLACEBO_COMPARATOR

Regional Block Comparison

Intervention Type PROCEDURE

Comparing postoperative pain and opioid consumption in groups

Interventions

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Regional Block Comparison

Comparing postoperative pain and opioid consumption in groups

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Patients over 18 years old
* Patients undergoing major abdominal surgery

Exclusion Criteria

* Patients with solid organ dysfunction
* Patients who receive opioid or corticosteroid medication prior to surgery
* Patients with bleeding diathesis
* Patients with psychiatric disorders
* Patients who can not be contacted after surgery
Minimum Eligible Age

18 Years

Maximum Eligible Age

90 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Marmara University

OTHER

Sponsor Role lead

Responsible Party

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Beliz Bilgili

Associate Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Marmara University School of Medicine

Istanbul, , Turkey (Türkiye)

Site Status

Countries

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Turkey (Türkiye)

Other Identifiers

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09.2024.241

Identifier Type: -

Identifier Source: org_study_id

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