An implantable BAHA will require a smaller, more reliable and more efficient transducer than we have today. For that purpose a new transducer principle is under development called “Balanced Electromagnetic Separation Transducer” (BEST) , see Figure 19.

Figure 19: The Balanced Electromagnetic Separation Transducer.

References:
 
. Williams, E., 1992, A Matter of Balance, AB Akademiförlaget, Textbook 220pp, ISBN 91-24-16534-4.

. Håkansson, B., 1984, The bone-anchored hearing aid-engineering aspects, Technical report no 144, Doctoral thesis, Chalmers university of technology, Göteborg, Sweden.

. Carlsson, P., 1990, Doctoral thesis, Chalmers university of technology, Göteborg, Sweden.

. Håkansson, B., McQueen, Tjellström, A., 1981, Analysis of the mechanical skull impedance and a new transducer system for bone anchored hearing aids, Proceedings of the 5th Nordic Meeting on Med. And Bio. Eng., Linköping, ISBN 91-7260-531-6.

. Håkansson, B., Carlsson, P., 1989, Skull simulator for direct hearing devices, Scand Audiol 18: 91-98.

Håkansson, B., 2003, The balanced electromagnetic separation transducer- A new bone conduction transducer. J. Acoust. Soc. Am. 113 (2).
 
This article is copyright. Bo Hakansson. July 2006.

NB. If you wish to reproduce this article, or any part of it, please contact the author, Bo Hakansson.

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