EOIB for Pain After Laparoscopic Cholecystectomy (NCT07332546) | Clinical Trial Compass
Not Yet RecruitingNot Applicable
EOIB for Pain After Laparoscopic Cholecystectomy
China56 participantsStarted 2026-01-15
Plain-language summary
This prospective, randomized, controlled, assessor-blinded trial will evaluate whether bilateral ultrasound-guided external oblique intercostal block (EOIB) reduces postoperative opioid consumption and improves pain control after laparoscopic cholecystectomy, compared with no block.
Who can participate
Age range18 Years – 85 Years
SexALL
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Inclusion Criteria:
* Aged 18-85 years, regardless of gender
* American Society of Anesthesiologists (ASA) physical status classification I-III
* Scheduled for elective laparoscopic cholecystectomy
* Ability to use the intravenous patient-controlled analgesia (IV PCA) system
Exclusion Criteria:
* Hepatic disease (e.g., liver enzyme levels ≥ 2× the upper limit of normal)
* Renal disease (e.g., serum creatinine levels ≥ 2× the upper limit of normal)
* Allergy or known hypersensitivity to local anesthetics
* Females who are pregnant or lactating
* Conversion to open surgery
* Coagulopathy or current use of anticoagulant medications
* Opioid use for more than 2 weeks in the past 6 months
What they're measuring
1
Total Butorphanolconsumption in the first 24 hours after surgery