Clinical Research Directory

Inclusion Criteria: * Pediatric patients aged between 2 and 16 years. * Scheduled for elective orthopedic hip surgery, including: Osteotomies and Hip reconstruction surgeries * ASA (American Society of Anesthesiologists) physical status classification: I-III. * Written informed consent obtained from the patient's legal guardian(s). Exclusion Criteria: * Known allergy or hypersensitivity to any of the study medications * Presence of infection or inflammation at the intended injection site(s) of regional anesthesia. * Coagulopathy or bleeding disorders (including patients on anticoagulant therapy) that contraindicate nerve blocks. * Neurological disorders or peripheral neuropathies that could influence sensory or motor assessment of the lower limbs. * Cognitive impairment or behavioral disorders significantly affecting pain assessment accuracy or cooperation. * History of chronic opioid use or known substance abuse. * Severe systemic disease or condition compromising patient safety or interfering with study protocol adherence.