Study Comparing Ultrasound-guided FICNB Block to Systemic Analgesia in Treatment of Pediatric Femur Fracture

Inclusion Criteria: * Acute femur fracture (less than 24 hours from initial injury) * Glasgow Coma Scale of 14 or greater at time of enrollment Exclusion Criteria: * Allergy or hypersensitivity to local anesthetic agents * Pregnant * Prisoner * Neurovascular injury to the affected limb * Bilateral femur fractures * Confirmed, or significant clinical suspicion for, injury to their head, neck, chest, abdomen, back or pelvis * Imaging suggestive of a head, neck, chest, abdomen, back or pelvic injury * Laboratory results suggestive of a head, neck, chest, abdomen, back or pelvic injury * A fracture not limited to the extremities (i.e. vertebral compression fracture) * A significantly displaced extremity fractures (aside from the primary femur fracture) * An open fracture (aside from the primary femur fracture) * An additional fracture to the limb of the primary femur fracture (i.e. tibia fracture in the same leg as the primary femur fracture).