Postoperative Analgesic Effect of Two Peripheral Nerve Blocks for Hip Surgery in Pediatrics

A 22-gauge needle will be advanced from anterior using an in-plane technique and passed through the posterior 'tail' of the transversus muscle. the local anesthetic solution of 0.25% bupivacaine will be injected for a total volume of 0.5 ml/kg will be injected to separate the transversalis fascia from the transversus muscle.

A 22-gauge, 80-mm needle will be inserted from lateral to medial in an in-plane approach to place the tip in the musculofascial plane between the psoas tendon anteriorly and the pubic ramus posteriorly where the local anesthetic solution of 0.25% bupivacaine will be injected for a total volume of 0.5 ml/kg