Suprainguinal Fascia Iliaca Block Versus PENG Block for Hip Arthroplasty Analgesia

After an ultrasound-guided insertion of a block needle below the inguinal ligament, the needle will be advance in the plane between fascia iliaca and iliopsoas muscle up to a point cranial to the ligament in order to inject a 40 mL of adrenalized 0.25% levobupivacaine.

After an ultrasound-guided insertion of a block needle at the level of the inguinal ligament, the needle will be advance into the plane between iliac bone periosteum and the tendon of the iliopsoas muscle in order to inject 20 mL of adrenalized 0.5% levobupivacaine.