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Temporal Bone Dissection (Cadaver)

C. Scott Brown, MD
University of Miami Miller School of Medicine

1. Soft Tissue Landmarks

2. Surface Anatomy

3. Cortical Mastoidectomy

  1. Thin Posterior EAC

4. Facial Nerve Identification

5. Digastric Ridge

6. Tegmen Exposure

7. Endolymphatic Sac

  1. Remove Posterior Fossa Bone
  2. Endolymphatic Sac Identification
  3. Opening the Sac

8. Facial Recess Dissection

9. Middle Ear Anatomy

  1. Incus Removal

10. Labyrinthectomy

11. Internal Auditory Canal (IAC)