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The Clarion Multi-Strategy Cochlear Implant--surgical technique, complications, and results: a single institutional
A K Lalwani1, J B Larky, M J Wareing
1The Douglas Grant Cochlear Implant Center, Department of Otolaryngology-Head & Neck Surgery, University of California San Francisco, 94143-0342, USA.
The American Journal of Otology
|February 10, 1998
Summary
The Clarion Multi-Strategy Cochlear Implant demonstrated minimal surgical complications and significant improvements in speech understanding for patients with profound hearing loss. This cochlear implant offers substantial rehabilitative benefits.
Area of Science:
- Otolaryngology
- Biomedical Engineering
- Neuroscience
Background:
- Cochlear implantation is a critical intervention for profound deafness.
- The Clarion Multi-Strategy Cochlear Implant is a device designed to restore auditory function.
- Evaluating institutional experience is vital for understanding device efficacy and safety.
Purpose of the Study:
- To review a single institution's experience with the Clarion Multi-Strategy Cochlear Implant.
- To assess surgical techniques, complications, and patient outcomes.
- To determine the rehabilitative success of this cochlear implant.
Main Methods:
- Retrospective review of patients implanted with the Clarion Multi-Strategy Cochlear Implant.
- Data collection on surgical complications and auditory performance.
- Auditory performance measured using open- and closed-set word and sentence recognition tests.
Main Results:
- 47 patients were implanted; three experienced complications (facial palsy, stimulator migration).
- Significant improvements in speech understanding were observed within 6 months post-implantation.
- Mean sentence recognition improved from 9% to 72%, and word recognition from 3% to 32%.
Conclusions:
- The Clarion Multi-Strategy Cochlear Implant is associated with minimal surgical morbidity.
- The device leads to significant improvements in word and sentence recognition.
- This study supports the Clarion implant's effectiveness in rehabilitating patients with profound hearing loss.