LKnative - Sacral plexus block

10 – Sonoanatomy: The inferior gluteal artery

It is important to visualize the inferior gluteal artery medially next to the sacral margin

It indicates the correct level of needle insertion and it is a safeguard that allows you to avoid piercing the artery during needle insertion

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Sacral plexus (red arrow), inferior gluteal artery (red shadow), iliac bone (magenta asterix), sacral bone (green asterix), piriformis (white asterix), L = lateral, M = medial