3. Tibialis Anterior
Origin: Lateral Tibial condyle, superior half of the lateral tibial surface and interosseous membrane
Insertion: Dorsal base of the first metatarsal and medial aspect of medial cuneiform
Action:
- Dorsiflexion of ankle
- Supination of foot
Innervation: Deep peroneal nerve (L4/5)


Needling
Position: Supine
Palpation: Palpate this muscle on the anterior aspect of the lower leg, resist supination to help isolate this muscle
Technique: Needle perpendicular to the tibialis anterior
Caution: Low – deep peroneal nerve lies just deep to this muscle

Video 3.3 Needling tibialis anterior, original video by Nadine Crocker, CC BY-NC 4.0.