EOIPB in Laparoscopic Cholecystectomy: Impact on Opioid Consumption Guided by ANI and Analgesia Quality

Inclusion Criteria: * Participants who will undergo elective laparoscopic cholecystectomy surgery, * Age 18-70, * ASA I-II physical status, * Body mass index (BMI) \< 35 kg/m², * Participants who have written consent to participate in the study Exclusion Criteria: * Participants with routine analgesic consumption, * Those with coagulopathy, * Those with a history of local anesthetic allergy, * Those with cardiac arrhythmia and pacemaker, * ASA III and above, Those with dementia