How is the technique selected for the administration of ear anesthesia?
Selection of technique for ear anesthesia administration The technique for ear anesthesia administration depends upon the site of ear that needs anesthesia. 1. Ring block technique – For anesthetizing entire ear except concha and external auditory canal 2. Field block technique – For anesthetizing ear lobe and lateral helix 3. Auriculotemporal nerve block – For anesthetizing tragus and helilx