Multimodal Fascial Plane Block for Postoperative Analgesia in Isolated CABG Surgery

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-80
SponsorSaglik Bilimleri Universitesi

About this trial

Postoperative pain following coronary artery bypass grafting (CABG) via median sternotomy remains a significant clinical problem and is associated with increased opioid consumption and postoperative complications. Fascial plane blocks have emerged as part of multimodal analgesia strategies in cardiac surgery.

This prospective, randomized, controlled, single-blinded study aims to evaluate the effect of an induction-time multimodal fascial plane block package-consisting of bilateral superficial parasternal block, bilateral serratus anterior plane block, and adductor canal block-on postoperative analgesia, opioid consumption, and clinical outcomes in patients undergoing elective isolated CABG with saphenous vein graft harvesting.

Patients will be randomized in a 1:1 ratio to receive either the multimodal fascial plane block package in addition to standard postoperative analgesia or standard postoperative analgesia alone. The primary outcome is total opioid consumption within the first 24 postoperative hours. Secondary outcomes include pain scores, time to first opioid requirement, extubation time, postoperative pulmonary complications, atrial fibrillation, and length of ICU and hospital stay.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Age between 18 and 80 years

Scheduled for elective isolated coronary artery bypass grafting (CABG) with saphenous vein graft harvesting

ASA physical status II-IV

Ability to provide written informed consent

Disqualifiers

Known coagulopathy or contraindication to regional anesthesia

Use of anticoagulant therapy precluding regional block

Known allergy to local anesthetics

Local infection at planned block sites

Trial design

Design model

Parallel

Treatments tested in this trial

  • Multimodal Fascial Plane Block Package

    Procedure/Surgery

    Participants will receive ultrasound-guided bilateral superficial parasternal block, bilateral serratus anterior plane block, and adductor canal block after induction of general anesthesia and before surgical incision.

  • Standard Postoperative Analgesia

    Other intervention

    Participants will receive standard institutional perioperative and postoperative analgesia without regional fascial plane block.

Treatment groups

56 Participants
are divided into 2 treatment groups
Group A: Multimodal Fascial Plane Block GroupExperimental treatment 1 intervention
Group B: Standard Analgesia GroupActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Total opioid consumption within the first 48 postoperative hours

Total cumulative tramadol consumption (mg) during the first 48 hours following surgery.

Time frame
Through 48 hours after surgery

Secondary outcomes

1

Postoperative pain intensity scores

Pain intensity measured using the Numeric Rating Scale (NRS; 0-10) at rest and during movement at predefined postoperative time points.

Time frame
At 6, 12, 24, and 48 hours after surgery
2

Time to first rescue analgesic requirement

Time from arrival to the intensive care unit to first rescue analgesic administration (hours).

Time frame
Within 48 hours after surgery
3

Extubation time

Time from arrival to the intensive care unit to successful tracheal extubation (hours).

Time frame
From ICU admission to extubation, assessed through 24 hours after surgery

Other outcomes

Sponsors and contacts

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Saglik Bilimleri Universitesi

Lead sponsor

Saglik Bilimleri Universitesi Gazi Yasargil Training and Research Hospital

Sponsor institution