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[General principles of conception of cochlear implants]
Revue De Laryngologie - Otologie - Rhinologie
|January 1, 1991
Summary
Cochlear implants have advanced significantly, offering diverse options that complicate selection. This overview simplifies cochlear implant technology and auditory system physiology for better understanding.
Area of Science:
- Otolaryngology
- Biomedical Engineering
- Neuroscience
Context:
- Rapid advancements in cochlear implant technology over the past decade.
- Increasing diversity in cochlear implant devices complicates clinical selection and patient choice.
- Need for a clear explanation of the underlying physiology and technological principles.
Purpose:
- To provide a simplified explanation of the physiopathology of the implanted auditory system.
- To outline the fundamental principles and characteristics of modern cochlear implants.
- To aid clinicians and patients in navigating the complexities of cochlear implant technology.
Summary:
- Cochlear implants are characterized by several key features: number of channels and electrodes (monochannel, multichannel), encoding strategy (analog, digital), signal transmission (percutaneous, electromagnetic induction), stimulation site (extra-cochlear, intra-cochlear), signal waveform (sinusoidal, pulse), and current spread (monopolar, bipolar).
- Understanding these parameters is crucial for optimizing device selection and performance.
- The review covers the basic principles of how cochlear implants function within the auditory system.
Impact:
- Facilitates informed decision-making for cochlear implant selection.
- Enhances understanding of auditory system implantation for researchers and clinicians.
- Provides a foundational overview for navigating the evolving field of cochlear implant technology.