US Guided EOI Block Versus ESPB for Postoperative Analgesia in Laparoscopic Cholecystectomy

Ultrasound Guided External Oblique Intercostal (EOI) Block Versus Erector Spinae Plane Block (ESPB) for Postoperative Analgesia in Laparoscopic Cholecystectomy

To compare the efficacy of USG-guided bilateral External oblique intercostal (EOI) block with Erector spinae plane block (ESPB) for post-operative analgesia after laparoscopic cholecystectomy with a hypothesis that both External oblique intercostal fascial plane block and Erector spinae plane block are effective in providing post-operative analgesia.

Inclusion Criteria:

• Age between 18 and 65 years with a body mass index (BMI) of 18-35 kg/m2,
• patients with the American Society of Anesthesiologists (ASA) physical status I/II,
• Patients scheduled for elective laparoscopic cholecystectomy.

Exclusion Criteria:

• Allergy to local anaesthetics,
• Infection at the site of injection,
• Coagulopathy,
• Chronic pain syndromes,
• Prolonged opioid medication,
• Patients who received any analgesic 24 h before surgery.