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Cochlear Implant

C. Scott Brown, MD; Calhoun D. Cunningham III, MD
Duke University Medical Center

1. Incision and Mastoid Exposure

2. Mastoidectomy

3. Opening the Facial Recess

4. Round Window Preparation

  1. Landmarks
  2. Reviewing Anatomy

5. Drill Seat for Cochlear Implant

  1. Create Subperiosteal Pocket
  2. Drill Electrode Channel

6. Securing the Implant

7. Electrode Placement

  1. Round Window Membrane Incision
  2. Electrode Insertion
  3. Fascia Graft

8. Closure