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Sunday, February 2, 2014

The Basics Of A Rechargeable Hearing Aid

By Serena Price


Historically, several techniques have been used to solve the problem of hearing loss. In early times, funnel shaped cones or trumpets were used to try solving this problem by collecting sound energy and then guiding the same into the ear. Today, there are a number of devices used for this purpose, both electronic and non-electronic. Among the electroacoustic devices used currently are the bone-anchored aids, cochlear implants, disposable and the rechargeable hearing aid.

Among several other components, the primary ones that you cannot miss in a functional rechargeable hearing aid are the microphone, a signal conditioning, a battery and a speaker which is the receiver. Initially, the microphone receives sound signals, convert them to electronic signals which are either amplified or equalized through the signal conditioning before passing the same to the receiver which convert it back to sound waves recognizable by the ear. It is all powered by the battery.

The versions present in the market today shows just how technology has changed the whole field resulting to better solutions. There are those to be place inside the ear, others for behind the ear and some for the ear canal. The ones targeting to be placed behind the year will naturally require custom fitting and as such with influence costs upwards.

The models for ear canals too need to be fitted since the design is that they remain invisible. This is achieved by placing them deeper in the ear. The solution often lies in custom fitting. There is however the benefit of more natural sound experience which results from inner location and venting. The models in this category can be the extended wear that can stay in for up to three months and the open fit model which will comfortably fit behind the ear and allow for an open canal as a result.

Unlike the disposable versions which become useless ones the power run out, the rechargeable hearing aid is a better alternative. The design therefore allows for removal and replacement of the battery. They are normally wireless and as such, programming and reprogramming can be achieved by a remote control for adjustment of settings.

Given that the basic role is in improving sound reception to allow for interpretation, they are considered more convenient as compared to counterparts. You do not need to replace the old ones but instead buy the battery or charge them and continue enjoying hearing. The fact that they need to be removed and replaced often means that they are not designed for placement very deep into the ear.

There are several models differing in both the design and functionality and as such, the price range is quite wide. If you choose to search one over the internet, there are hundreds of options from different manufacturers to choose from. Other than just reading the information placed by the manufacturer, it is very important to read through the customer review information.

There are some charitable organizations that offer a rechargeable hearing aid for free or with very good discounts in bid to help people with this kind of problem. You should take advantage of such organizations for better deals.




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