What is the scope of the ring block technique for ear anesthesia?

Updated: Jun 14, 2018
  • Author: Daniel J Hutchens, MD, MS; Chief Editor: Meda Raghavendra (Raghu), MD  more...
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Answer

Answer

The ring block, shown in the image below, provides anesthesia to the entire ear, excluding the concha and external auditory canal.

Ring block technique. Ring block technique.

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