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Endoscopic-Assisted Cochlear Implantation: A Case Series.
Kadir Serkan Orhan1, Beldan Polat, Mehmet Çelik
1Department of Otolaryngology Head and Neck Surgery, İstanbul University School of Medicine, İstanbul, Turkey. ksorhan@istanbul.edu.tr.
The Journal of International Advanced Otology
|November 8, 2016
Summary
Endoscopic-assisted cochlear implantation offers a viable solution for cases where standard techniques fail to expose the round window (RW). This minimally invasive approach enables successful electrode insertion when the RW is not visible via microscope.
Area of Science:
- Otolaryngology
- Neurosurgery
- Surgical Technology
Background:
- Standard cochlear implantation techniques may be limited by inadequate surgical exposure.
- Difficulty visualizing the round window (RW) and promontory can hinder standard cochlear implantation.
- Alternative surgical methods are needed for complex cases of profound hearing loss.
Purpose of the Study:
- To describe the efficacy of endoscopic-assisted cochlear implantation.
- To evaluate this technique in patients with failed standard surgical approaches due to poor RW visualization.
- To present surgical outcomes in a small cohort of patients.
Main Methods:
- Three patients with bilateral profound hearing loss underwent endoscopic-assisted cochlear implantation.
- Standard mastoidectomy and tympanotomy were performed, followed by endoscopic visualization.
- A rigid endoscope was used through the external ear canal to access and prepare the RW niche for electrode insertion.
Main Results:
- Endoscopic visualization successfully exposed the RW and promontory in all three patients.
- Electrode insertion was completed under direct endoscopic guidance.
- The technique allowed for successful cochlear implantation despite initial visualization challenges.
Conclusions:
- Endoscopic-assisted cochlear implantation is a safe and effective alternative surgical technique.
- It overcomes limitations of standard microscopic approaches when RW visualization is compromised.
- This method expands surgical options for patients requiring cochlear implants.
