Combined Lumbar and Sacral Branches Block Through the Ilio-Psoas Muscle Spaces for Analgesia of Lower Limb Surgeries

lumbosacral plexus block (LSPB) has been widely applied in orthopedics departments due to its advantages, including reduction in the application of opiates, decreasing the occurrence of acute pain, promoting early activation, and shortening the time of hospital stay. LSPB is a peripheral regional technique of anesthesia and analgesia, that provides a block of the main components of the lumbosacral plexus.