Oticon Medical A/S

The disclosure relates to a bone anchored hearing aid device unit including a housing and an actuator having a first plate piezo element, and a clamp system configured for attaching the first plate piezo element to the housing, characterized in that the actuator has a second plate piezo element, in that the clamp system connects the first plate piezo element and the second plate piezo element, via the housing, and in that the clamp system is adapted for transferring, via the housing, a dynamic force between the first plate piezo element and the second plate piezo element. A method of operating a bone anchored hearing device unit is also disclosed.

A drill bit for drilling a cavity or a recess into a skull, wherein the cavity or the recess is configured to receive an implantable fixture screw unit of a hearing aid system, is disclosed. The drill bit includes a first part including a drill tip with a first drill diameter, wherein the drill tip comprises a tip angle of between 137 degrees to 143 degrees along a longitudinal axis of the drill bit and wherein the drill tip comprises a back rake angle of between −1 degree and +1 degree, in particular a back rake angle of substantially 0 degrees, a second part including a plurality of flute blades with a second drill diameter, wherein the second drill diameter is greater that the first drill diameter, and a transition part which is arranged between the first part and the second part and along the longitudinal axis, wherein the transition part includes a body clearance.

Disclosed herein are embodiments of a receiver for a bone-anchored hearing system (BAHS). The receiver can include a data transfer antenna tuned at a first resonant frequency configured to receive a transmitted data signal from a transmitter. The receiver can include an energy receiver coil tuned at a second resonant frequency configured to receive a transmitted energy signal from the transmitter.

This disclosure relates to a hearing aid for placement on head of a user comprising a first second part. The first part may comprise an acoustic input transducer adapted to convert ambient sound picked up at the ear of the user to an electric signal, a signal processor adapted to process the electric signal according to specifications of user into a processed electric signal, and an output transducer adapted to covert the processed electric signal into a transmission signal, The second part may comprise an anchor adapted to fixate said second part under the skin to skull bone of the user, and a receiver adapted to receive the transmission signal and convert the transmission signal to an output signal perceivable as sound by the user. The first part may comprise an inner recess adapted to receive an insert element, where the insert element may comprise a first magnet adapted to in cooperation with the second part to cause the first part to attach to the head of the user.

Disclosed herein are embodiments of a headband configured for non-surgical retention of at least one abutment of a bone-anchored hearing system. The heading can include a support configured to retain the hearing system on a user's head, as well as at least one abutment configured to transmit vibrations generated by a vibration generating unit. The headband can include further attachment elements for retaining the headband onto the user.

This disclosure relates to a hearing aid for placement on head of a user comprising a first second part. The first part may comprise an acoustic input transducer adapted to convert ambient sound picked up at the ear of the user to an electric signal, a signal processor adapted to process the electric signal according to specifications of user into a processed electric signal, and an output transducer adapted to covert the processed electric signal into a transmission signal, The second part may comprise an anchor adapted to fixate said second part under the skin to skull bone of the user, and a receiver adapted to receive the transmission signal and convert the transmission signal to an output signal perceivable as sound by the user. The first part may comprise an inner recess adapted to receive an insert element, where the insert element may comprise a first magnet adapted to in cooperation with the second part to cause the first part to attach to the head of the user.

According to an aspect of the present disclosure, a hearing aid is disclosed. The hearing aid including a vibrator configured to apply a main vibration stimulation onto a skull of a recipient of the hearing aid. The vibrator may include a first assembly which comprises a magnet configured to provide a static magnetic flux and a coil configured to provide a dynamic magnetic flux based on a first current, and the coil may be wrapped around at least a part of the magnet. Furthermore, the vibrator includes a second assembly which includes a vibrator transfer unit and a suspension spring, and wherein the first assembly may be configured to move relative to the second assembly generating a first vibration based on the static and the dynamic magnetic flux, and the first vibration may be transferred to the vibrator transfer unit. Additionally, the vibrator includes a first piezo assembly configured to move based on a second current generating a second vibration, and wherein the first piezo assembly may be connected to the vibrator transfer unit, and when the first piezo assembly moves, a second vibration may be generated, and the second vibration may be transferred to the vibrator transfer unit. The main vibration which is transferred to a skull of the recipient via the vibrator transfer unit may include the first vibration and/or the second vibration.

An implantable hearing device for enhancing the hearing capability of a user is disclosed. The implantable hearing device may include: at least one housing having a top side to be substantially directed towards the skin of a user and at least one bottom side to be substantially directed opposite to the top side, at least one implant antenna element for inductively connecting the implantable hearing device to an external device via a magnetic field, in particular to at least one external hearing device. The bottom side of the at least one housing at least partly is of metallic material, and the top side of the at least one housing at least partly is of nonmetallic material. Additionally, an implantable hearing system is disclosed.

According to an aspect of the present disclosure, a hearing aid is disclosed. The hearing aid including a vibrator configured to apply a main vibration stimulation onto a skull of a recipient of the hearing aid. The vibrator may include a first assembly which comprises a magnet configured to provide a static magnetic flux and a coil configured to provide a dynamic magnetic flux based on a first current, and the coil may be wrapped around at least a part of the magnet. Furthermore, the vibrator includes a second assembly which includes a vibrator transfer unit and a suspension spring, and wherein the first assembly may be configured to move relative to the second assembly generating a first vibration based on the static and the dynamic magnetic flux, and the first vibration may be transferred to the vibrator transfer unit. Additionally, the vibrator includes a first piezo assembly configured to move based on a second current generating a second vibration, and wherein the first piezo assembly may be connected to the vibrator transfer unit, and when the first piezo assembly moves, a second vibration may be generated, and the second vibration may be transferred to the vibrator transfer unit. The main vibration which is transferred to a skull of the recipient via the vibrator transfer unit may include the first vibration and/or the second vibration.

A hearing for enhancing and/or protecting a user's hearing ability when receiving acoustic signals from the user's environment, wherein the hearing aid is arranged to be magnetically or mechanically attached to a fixture implanted in the skull bone or as a fully or partially implanted device is disclosed. Also a method for enhancing and/or protecting a user's hearing ability when receiving acoustic signals from the user's environment performed by at least one hearing aid is disclosed.