Department of Anesthesiology Katz School of Medicine at Temple University 19140 States;
Orthopedic surgery; Regional anesthesia; Spinal; Epidural; Combined spinal epidural; Peripheral nerve blocks; Neuraxial blocks; Upper extremity; Lower extremity; INTERSCALENE; SUPRACLAVICULAR; Infraclavicular; Axillary; Femoral; Fascia iliaca; POPLITEAL; SCIATIC; Saphenous; Adductor canal; Lumbar plexus; Brachial plexus; Ankle; iPACK; Complication; Local anesthetic systemic toxicity; Nerve injury; Block failure; Continuous nerve block catheters;