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

Trial statusNot yet recruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-80
SponsorIstanbul Medeniyet University

About this trial

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.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients scheduled for laparoscopic cholecystectomy surgery

Patients aged between 18 to 80 years

Having an anesthesiology risk assessment of ASA I, II, or III

Disqualifiers

Patients who do not give written and oral consent

Patients with coagulopathy

History of allergic reaction or intoxication by local anesthetics

Severe organ failure

Trial design

Design model

Parallel

Treatments tested in this trial

  • subcostal transversus abdominis plane block

    Procedure/Surgery

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

  • External Oblique Intercostal Plane Block

    Procedure/Surgery

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

  • external oblique intercostal plane block and subcostal transversus abdominis plane block combination

    Procedure/Surgery

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

Treatment groups

105 Participants
are divided into 3 treatment groups
Group A: Group 1: subcostal transversus abdominis plane blockActive comparator 1 intervention
Group B: Group 2: external oblique intercostal plane blockActive comparator 1 intervention
Group C: Group 3: subcostal transversus abdominis and external oblique intercostal plane block combinationActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Postoperative Analgesic Consumption

The opioid consumption via patient controlled analgesia (PCA) in 24 hours postoperatively

Time frame
24 hours postoperatively

Secondary outcomes

1

Postoperative Pain Scores

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

Time frame
up to 24 hours after surgery

Other outcomes

Locations

This trial has no locations.

Sponsors and contacts

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