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Home Otorhinolaryngology Otology  Cochlear Implantation

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Retroauricular Tympanoplasty Type I

Prof. Jawon Koo

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Cochlear Implantation
2D
3D
Prof. Jaejin Song Seoul National University Hospital | Republic of Korea Speciality : Otorhinolaryngology
22:01

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Published : 2018-03-23  Views : 498 Likes :
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Information

Summary
A cochlear implant is a surgically implanted neuroprosthetic device that provides a sense of sound to a person with moderate to profound sensorineural hearing loss.
This operation was performed using L-shape incision technique through retroauricular approach.
The type of cochlear implants used here is Nuclues.



Techniques
Facial recess approach

Pericanal technique
  - C shape
  - J shape
  - Inverted U
  - A least across-segment variance (LASV) S
  - Straight



Part of Cochlear implant
External
  - Microphone
  - Speech processor
  - Transmitter


Internal
  - Receiver and stimulator
  - An array of up to 22 eletrodes



Type of Cochlear implant
   - Advanced Bionics
  - Nucleus
  - MED-EL



Application
  - Bilateral severe to profound Sensorineural Hearing Loss (SNHL)
  - Little or no benefit fromm hearing aids
  - no medical contraindication for surgery
  - Realistic expectation
  - adequate cognitive function to be able to use the device



Complication
Elary stage
  - Scalp flap problems ( Infection, Necrosis, Thickness )
  - Otitis media
  - Meningitis
  - Facial nerve paralysis
  - Tinnitus
  - Vertigo
  - Device migration
  - Device failure
  - Facial nerve stimulation


Late stage
  - Exposure of device & extrusion
  - Displacement of device
  - Pain at the site of implant
  - Device failure



Patient
Gender
Female

Age
69

Diagnosis
Hearing disorder

Chief Complaint
Hearing loss, Both

Past Medical History
Deaf, Both
■ Microscope : CarlZeiss Pentero

■ Navigation :    -

■ Surgical Drill : B. BRAUN Aesculap

■ 3D Camera : 3DMedivision M-Flix

■ 3D Recorder : 3DMedivision R-Flix

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