Anesthesia · single question

Which inferior alveolar nerve block technique anesthetizes the most nerves in a single injection?

  1. Standard IAN (Halstead) block
  2. Buccal nerve block
  3. Gow-Gates
  4. Vazirani-Akinosi (closed mouth)
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Correct answer: C. Gow-Gates

  • A. The standard IAN (Halstead) block primarily anesthetizes the IAN and lingual nerve.
  • B. The buccal nerve block is supplemental only — it does not cover the IAN.
  • C. Correct. The Gow-Gates mandibular nerve block is a high condylar injection that anesthetizes the entire mandibular nerve (V3), covering the IAN, lingual, mylohyoid, auriculotemporal, mental, incisive, and buccal nerve — more branches than any other single mandibular block.
  • D. The Vazirani-Akinosi block anesthetizes the IAN, lingual, and mylohyoid nerves but covers fewer branches than Gow-Gates.

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