Efficacy of Variable Volume Truncal Blocks in Upper Limb Orthopedic Surgery
Trial Parameters
Brief Summary
aim of this study is to compare the effect of selective truncal blocks, performed at different doses and volumes, on the onset times of motor and sensory blocks required for anesthesia in patients scheduled for hand, wrist, forearm, and elbow surgeries. Completing the operation under regional anesthesia will be considered a successful block.
Eligibility Criteria
Inclusion Criteria: * ASA 1-2 * Body Mass Index (BMI) of 18-35 kg/m² * Age: 18-65 years -Patients undergoing all upper extremity orthopedic surgeries, except shoulder surgeries (distal humerus, elbow, forearm, hand, and wrist), will be included. - Exclusion Criteria: * Patient refusal * Pregnancy or breastfeeding * Severe pulmonary disease * Contralateral diaphragm paralysis * Nerve injury secondary to trauma * Neuromuscular disease * Peripheral neuropathy * Bleeding diathesis * Allergy to local anesthetics and dexamethasone * Uncontrolled diabetes mellitus * Morbid obesity with BMI \>35 * Severe cardiovascular, renal, or hepatic disease * Infection at the site of the nerve block