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Comparison of the Effects of External Oblique Intercostal Plane Block, Subcostal Transverse Abdominis Plane Block, and Their Combination in the Management of Postoperative Pain in Laparoscopic Cholecystectomy Surgery

Comparison of the Effects of External Oblique Intercostal Plane Block, Subcostal Transverse Abdominis Plane Block, and Their Combination in the Management of Postoperative Pain in Laparoscopic Cholecystectomy Surgery

Status
Not yet recruiting
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07179731
Enrollment
105
Registered
2025-09-18
Start date
2025-09-23
Completion date
2025-12-31
Last updated
2025-09-18

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

External Oblique Intercostal Plane Block, Subcostal Transverse Abdominis Plane Block

Keywords

external oblique intercostal block, subcostal transverse abdominis block

Brief summary

This study aims to compare the efficacy of Subcostal Transversus Abdominis Plan Block, External Oblique Intercostal Plan Block and the combination of these two blocks, which are used in anesthesiology practice for postoperative pain in laparoscopy cholecystectomy surgery.

Interventions

PROCEDUREsubcostal transversus abdominis plane block

Under ultrasound guidance, 30 ml of bupivacaine is injected along the fascia of transversus abdominis muscle.

PROCEDUREExternal Oblique Intercostal Plane Block

Under ultrasound guidance, 30 ml of bupivacaine is injected between the fascias of external oblique and intercostal muscles.

PROCEDUREexternal oblique intercostal plane block and subcostal transversus abdominis plane block combination

The combination of the two blocks will be applied in 15 ml of volume for each.

Sponsors

Istanbul Medeniyet University
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 80 Years
Healthy volunteers
No

Inclusion criteria

* Patients scheduled for laparoscopic cholecystectomy surgery * Patients aged between 18 to 80 years * Having an anesthesiology risk assessment of ASA I, II, or III

Exclusion criteria

* Patients who do not give written and oral consent * Patients with coagulopathy * History of allergic reaction or intoxication by local anesthetics * Severe organ failure * Mental retardation or illiteracy * Presence of infection on the injection site * Pregnancy * Patients whom the procedure is extended to open cholecystectomy

Design outcomes

Primary

MeasureTime frameDescription
Postoperative Analgesic Consumption24 hours postoperativelyThe opioid consumption via patient controlled analgesia (PCA) in 24 hours postoperatively

Secondary

MeasureTime frameDescription
Postoperative Pain Scoresup to 24 hours after surgeryPostoperative pain will be assessed using Numeric Rating Scale (NRS) at 30 mins, and 1, 4, 8, 12, 24 hours after surgery.

Contacts

Primary ContactFaruk Kömez
dr.farukkomez@gmail.com+90 507 688 28 50

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026