Patent ID: 8231520
Filing Date: 2012-07-31
Classification: H04R

Abstract:
1. A round window driving transducer comprising: a biocompatible housing having an inner space, an opening in a top portion thereof and a through-hole in a lateral side thereof; a piezoelectric vibrator placed inside the housing, and having a connecting pin at an end thereof; a biocompatible membrane in contact with the connecting pin, wherein the biocompatible membrane is vibrated by the piezoelectric vibrator and is adapted to apply vibration to a round window membrane; a membrane cover covering a top surface of the biocompatible housing, and having a plurality of fixing pins extending from inner circumferential portions thereof; power cords connected from outside through the through-hole of the biocompatible housing so as to supply power to the piezoelectric vibrator; and a hermetic sealing terminal hermetically sealing the through-hole of the housing through which the power cords are inserted into the housing.