II. Physiology: Ear sensory innervation
- Greater auricular nerve
- Lesser Occipital Nerve
- Auriculotemporal nerve
- Lesser Occipital Nerve
III. Technique: Field Block
- Block forms diamond shape encompassing ear
- Infiltrate with total of 10-20 cc of 1% Lidocaine
- Insert needle at superior ear aspect, direct inferiorly
- Infiltrate along ear anterior and superior aspect
- Infiltrate along ear posterior and superior aspect
- Insert needle at inferior ear aspect, direct superiorly
- Infiltrate along ear anterior and inferior aspect
- Infiltrate along ear posterior and inferior aspect
IV. References
- Moy in Pfenninger (1994) Procedures, p. 145-55
- Salam (2004) Am Fam Physician 69(3):585-90 [PubMed]
