Important Facts To Know About Audiometers

By Lana Bray


Audiometers is the name given to the structures that are used for the purpose of evaluating the amount of hearing loss in a person. These units are mostly used at professional health facilities, such as audiology facilities or ear, nose and throat offices. Typically they include embedded hardware that has been connected to headphones. There is also a test button that can be controlled through nearly any basic computer device.

When paired with bone vibrators, these units are used to test conductive hearing devices. There are software and hardware meters that can be applied, each available in an assortment of models. Meters are usually connected to and operated through computing devices. There are even at-home models that can be used, although their accuracy is lower because of the absence of a calibration standard.

The clinical devices are usually more on point and produce efficient results. They are also more costly than the traditional models. For this reason, they are general used in professional settings, such as hospitals, audiology centers, research facilities and other such businesses where precise and accurate results are a main priority.

Devices used regularly must be calibrated on a consistent basis. This is necessary to guarantee that the level on a display is the same as the stimulus test subjects are exposed to. Furthermore, proper calibration is crucial to obtaining consistent measurements that are accurate no matter where a test is done. Reliable measurements are needed to help characterize and measure the loss of an individual. Audiometric Calibration System or ACS, and Ear Simulator System or ESS, are two devices commonly used for calibration purposes.

Audiometry is a word that derives from the Latin language. It is a combination of words that mean to measure and to hear. It is generally defined as measuring of hearing ability. The field is centered on checking hearing ability at varying levels and tracking the ability of an individual to distinguish sounds, intensities and pitches. The machines used in the field are able to measure otoacoustic emissions and acoustic reflex. Results from tests help physicians when it comes to diagnosing problems of the ear, whether it is hearing loss or something other.

A lot of retailers sell these items. Prices for the products will differ. Complex models that provide results with high accuracy are often more expensive and used in professional environments. There are inexpensive models that can be purchased for use at home.

Numerous things can cause hearing loss. It may be total or partial inability to hear. The problem relates to decreased sensitivity to sounds usually heard. Often the loss amount is identified by tracking the volume increase necessary in order for sound to be detected.

Audiometers are devices employed in audiometry. These units, which are available in different models, measure the amount of hearing loss. Complex models tend to provide the highest accuracy with results and are typically used in professional environments. There are also at-home versions that are less expensive and available through many retailers. Calibration is essential when it comes to proper operation of these devices.




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