Typically, the idea of hearing aids invokes the thought of conventional devices that boost sound through the canal of the ear. But for people with certain types of hearing loss, especially those coping with chronic ear issues or single-sided deafness, a different type of technology could offer better quality and comfort: bone conduction hearing devices.
The Capability of Bone Conduction Hearing Devices
Bone conduction hearing devices work by bypassing the outer and middle ear. Rather than relying on airwaves to convey sound, these devices use the skull’s bones to direct vibrations directly to the cochlea, the inner ear’s sound-processing center. This allows sound to reach the auditory nerve even if there is a blockage or injury in the ear canal. Think of it like this: If you’ve ever plugged your ears and still heard your voice when speaking, that’s bone conduction.
Comparison between Bone Conduction and Conventional Hearing Aids
Conventional hearing aids amplify sound and funnel it through the ear canal. This works well for people who have sensorineural hearing loss, where the inner ear or auditory nerve is damaged. However, if there are problems with the external or middle ear caused by infection, fluid accumulation, or structural concerns, conventional hearing aids might not work well or be comfortable. Bone conduction hearing devices are typically a better option in these cases because they bypass the problem areas and deliver sound straight to your cochlea.
Bone Conduction Candidates
Situations where bone conduction devices are appropriate:
- Sound waves are unable to pass through the outer or middle ear, resulting in conductive hearing loss.
- Relentless ear infections or issues with fluid drainage could be intensified by conventional hearing aids.
- Individuals with misshapen ear canals or missing outer ears, who might not be prospects for conventional devices.
- A condition called one-sided deafness, where a person experiences substantial or complete hearing loss in one ear. These gadgets provide a non-intrusive option that is frequently more comfortable, particularly for individuals, both young and old, who experience recurring ear problems.
Implantable vs. Non-Implantable Solutions:
There are two main kinds of bone conduction hearing devices:
- Non-implantable (worn externally): These are typically kept in place with a headband, softband, or sticky pad. They’re suitable for children, individuals trying out bone conduction for the first time, or individuals not ready for surgery.
- Surgically embeded devices involve a tiny device inserted beneath the skin, which is connected to a separate sound processor worn outside the body. Long-term users typically find that they provide more effective and dependable results. A professional assessment by an audiologist or ENT specialist will determine the most appropriate option for you, considering your age, individual anatomy, and personal hearing objectives.
Key Advantages of Bone Conduction Hearing Devices
- Comfortable for sensitive ears– no need to place anything into the ear canal
- Clear sound quality, even with persistent ear problems
- Ideal for those with distinct physical characteristics – this option is especially beneficial for people with congenital conditions impacting the outer ear or other physiological variations.
- Enhanced communication is especially beneficial in instructional settings, professional environments, or loud surroundings
If you or your child copes with hearing in one or both ears, particularly due to chronic infections or conductive issues, bone conduction hearing devices might be worth exploring.
Schedule an assessment with a hearing specialist today.
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
