The deep peroneal nerve can be blocked with ultrasound guidance 5-10 cm proximal to the ankel, where the target runs adjacent to the anterior tibial artery sandwiched between the muscles of the anterior compartment and the interosseous membrane
Deep peroneal nerve (yellow shadow), anterior tibial artery (red circle), anterior compartment (white asterix), posterior compartment (yellow asterix), tibia (magenta asterix), fibula (green asterix), deep fascia of the leg (green line), anterior intermuscular septum (red line), interosseous membrane (yellow line)