Esfandiar Dr. Grafenberg

Securing a hearing aid or an otoplastic in the ear

Compact test apparatus for hearing device

Otoplastic for connecting hearing aid or another hearing device to auditory canal with help of sound hose comprises fastening device, which has tube socket, where outside diameter of tube socket is larger than inside diameter of socket

Hearing aid module

Combined in-the-ear and behind-the-ear hearing aid, has implantable contactless coupling unit with receive and transmit coils linking implanted unit to separate digital receiver

Interface device for signal transmission between hearing aid and external device, has light-emitting diode and receiving diode for optical signal transmission between fixed and detachable transmission devices

Radio transmission apparatus and control apparatus for events rooms as well as corresponding method

Compact test device for hearing aids

Hearing aid apparatus with music play back apparatus provided by wireless transmission between two hearing aids

Ear insert e.g. for hearing aid, has supply line, over hearing aid for supply of signals with retaining mechanism holds supply line in ear