When the majority of individuals think about hearing aids, they picture traditional devices that boost sound through the ear canal. But for individuals with specific kinds of hearing loss, especially those dealing with persistent ear issues or single-sided deafness, a different type of technology could provide better quality and comfort: bone conduction hearing devices.
How Bone Conduction Hearing Devices Work
With bone conduction hearing devices, the outer and middle ear are bypassed. Instead of transmitting sound through the air, they transfer vibrations through the bones of the head to the inner ear (cochlea), where the sound is processed. This means that even if the ear canal is blocked or damaged, sound can still reach the auditory nerve. Think of it this way: If you’ve ever plugged your ears and still been able to hear your voice when speaking, that’s bone conduction.
Comparison between Bone Conduction and Conventional Hearing Devices
Conventional hearing aids increase sound and direct it into the ear canal. This works effectively for people who have sensorineural hearing loss, where the inner ear or auditory nerve is damaged. But if the problem is with the outer or middle ear, as a result of infection, fluid buildup, or structural issues, conventional hearing aids might not be reliable or comfortable. Bone conduction hearing devices are often a more effective alternative in such scenarios as they steer clear of the problematic areas and transmit sound directly to the cochlea.
Best Candidates For Bone Conduction
Bone conduction devices are beneficial for:
- Conductive hearing loss, when sound has difficulty traveling through the outer or middle ear at all.
- Relentless ear infections or problems with fluid drainage could be intensified by traditional hearing aids.
- People with deformed ear canals or the absence of outer ears, who might not qualify for conventional devices.
- A condition called one-sided deafness, where an individual experiences substantial or total hearing loss in one ear. These devices provide a non-intrusive option that is typically more comfortable, especially for people, both young and old, who experience recurring ear issues.
Implantable vs. Non-Implantable Options:
There are two main kinds of bone conduction hearing devices:
- Non-implantable (worn externally): These are usually kept in place with a headband, softband, or adhesive pad. They are perfect for children, people trying out bone conduction for the first time, or people who are not prepared for surgery.
- Implantable (surgically placed): These devices consist of a small implant under the skin that connects to an external sound processor. Long-term users typically find that they supply more effective and reliable results. A professional assessment by an audiologist or ENT specialist will identify the most suitable option for you, considering your age, particular anatomy, and personal hearing objectives.
Perks of Employing Bone Conduction Hearing Devices
- Ideal for sensitive ears – does not necessitate insertion into the ear canal
- Clear sound quality, even with persistent ear issues
- Great for distinct anatomy– helpful for individuals born without a full outer ear or with other structural differences
- Improved communication is especially advantageous in instructional settings, professional environments, or loud surroundings
If you or your child has difficulty hearing in one or both ears, particularly because of recurring infections or problems with sound transmission, it may be helpful to consider bone conduction hearing devices.
Book an appointment with an audiologist today to get further information.
Sources: https://www.dukehealth.org/treatments/ear-nose-and-throat/bone-conduction-hearing-aid https://www.hopkinsmedicine.org/health/treatment-tests-and-therapies/baha–the-implantable- hearing-device https://www.ndcs.org.uk/advice-and-support/all-advice-and-support-topics/hearing-aids- implants-and-assistive-technology/ hearing-aids-and-implants/ bone-conduction-devices https://my.clevelandclinic.org/health/treatments/14794-bone-anchored-auditory-implant
