You may have seen people wearing hearing aids before and you may know that these hearing aids help people to hear better. The people who use them may be Deaf or they may be hard of hearing. In either case, you may not understand how the hearing aids work to help them hear better. In this video, you will learn everything you need to know about the technology behind these small medical devices so that you can understand them better.
The main purpose of a hearing aid is to collect the sounds that a normal ear would hear and deliver them into the ear of the person wearing the device. In this way, the sounds will be loud and clear. There are two types of hearing aids, BTE and ITE, and they are worn a little bit differently from each other. One goes inside the ear while the other goes behind the ear. There is also a third kind called a cochlear implant which must be installed during surgery. The video will explain how each of these types works.
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