IN investigations on the extent to which objective tests can be used to obtain information on the magnitude of the effective amplification hearing aids give to a deaf user, a knowledge of the extent ...

The device, according to the company, is powerful enough to wireless stream a 360-degree view of the external acoustic meatus (ear canal) on the smartphone. Also, it has a dedicated silicon scoop tip ...

DR. LITTLER'S method of investigating resonance in the external auditory meatus 1 by replacing the air in the meatus by hydrogen is very interesting. The manner in which his results are to be ...