Abstract: Technologies disclosed herein can be used to provide power and data to an implantable device implanted in a recipient, such as when the recipient is not wearing an external device. An example system includes a pillow or other headrest configured as a power and data source for an implanted medical device. Disclosed technologies can be configured to continuously provide power and data to an implantable medical devices over a period of time, such as substantially the entire period of time where the recipient is resting their head on the pillow.

Abstract: A method including receiving input indicative of a parameter related to an operating environment of an implantable portion of a prosthesis and adjusting an adjustable system of the prosthesis based on the received input.

Abstract: A magnet arrangement for an implantable medical device is described. An implantable coil case contains a communications coil and is made of biocompatible resilient material with a top lateral surface. A magnet receptacle is located within the coil case and has a receptacle opening in the top lateral surface. An implant magnet fits within the magnet receptacle and has opposing end surfaces, and a center body region located between the end surfaces. An elastic opening clamp is located radially around the receptacle opening and is configured to normally be closed around the receptacle opening to maintain the implant magnet within the magnet receptacle. The elastic opening clamp also is configured to cooperate with a surgical handling tool to expand the receptacle opening to permit the implant magnet to be removed from the magnet receptacle through the receptacle opening without needing to move the coil case.

Abstract: A bone conduction device, including a transducer and a housing, wherein the housing is directly flexibly connected to the transducer at a dynamic component of the bone conduction device and directly flexibly connected to a static component of the bone conduction device. In an exemplary embodiment, the bone conduction device is a percutaneous bone conduction device.

Abstract: A bone conduction speaker is provided herein. The bone conduction speaker may include a magnetic circuit component for providing a magnetic field, a vibration component located in the magnetic field, and a case. At least a part of the vibration component may convert an electrical signal into a mechanical vibration signal. The case may include a case panel facing a human body side and a case back opposite to the case panel, and accommodate the vibration component that causes the case panel and the case back to vibrate. A vibration of the case panel may have a first phase, and a vibration of the case back may have a second phase. When frequencies of the vibration of the case panel and the case back are within 2000 Hz to 3000 Hz, an absolute value of a difference between the first and the second phase(s) may be less than 60 degrees.

Abstract: The invention relates to a headset for a helmet. The headset comprises a speaker unit, a boom microphone and a skull microphone. The headset further comprises a switch configured to activate the boom microphone or the skull microphone based on the position of the boom microphone. The invention relates also to a helmet comprising the headset.

Abstract: A bone conduction device configured to couple to an abutment of an anchor system anchored to a recipient's skull. The bone conduction device includes a vibrating electromagnetic actuator configured to vibrate in response to sound signals received by the bone conduction device, and a coupling apparatus configured to attach the bone conduction device to the abutment so as to impart to the recipient's skull vibrations generated by the vibrating electromagnetic actuator. The vibrating electromagnetic actuator includes a bobbin assembly and a counterweight assembly. Two axial air gaps are located between the bobbin assembly and the counterweight assembly and two radial air gaps are located between the bobbin assembly and the counterweight assembly. No substantial amount of the dynamic magnetic flux passes through the radial air gaps.

Abstract: The present invention relates to a waterproof and trackable hearing aid that can be worn during swimming, bathing, diving and other water activities. The hearing aid is paired with a software application using a wireless channel and can be tracked when lost or goes out of Bluetooth range. The device includes rubber protection for prevention from physical damage and water. A small charging and suction case is used for charging the hearing aid and removing moisture from the hearing aid. The hearing aid is filter-less and can provide amplified sounds to the tympanic membrane of the wearer. The hearing aid includes a solar panel for providing power to the hearing aid device, and can be used for taking calls and listening to music.

Abstract: A device including a prosthesis configured with a sound capture system and configured to evoke a hearing percept based on a captured sound captured by the sound capture system, wherein at least a portion of the prosthesis is configured to attach to a head of a recipient such that sound is captured by the sound capture system externally of the recipient at a location below an ear canal of a human.

Abstract: Presented herein are low-power active bone conduction devices that comprise an actuator that is subcutaneously implanted within a recipient so as to deliver mechanical output forces to hard tissue of the recipient. The low-power active bone conduction devices include an energy recovery circuit configured to extract non-used energy from the actuator and to store the non-used energy for subsequent use by the actuator. The low-power active bone conduction devices may also include a multi-bit sigma-delta converter that operates in accordance with a scaled sigma-delta quantization threshold value to convert received signals representative of sound into actuator drive signals.

Abstract: An external component of a prosthesis, including a first module including a functional component and first structure including magnetic material. The first module is configured to be retained against skin via a magnetic field at least partially generated by a magnet implanted in a recipient that interacts with the magnetic material of the first structure, the first module including a skin interfacing surface configured to interact with skin of the recipient when the first module is retained against the skin of the recipient, a second module including a second structure including magnetic material configured to enhance magnetic retention of the external component to skin of a recipient, wherein the second module is removably attached to the first module and visible from an outside of the external component when the second module is attached to the first module and when viewed from a side opposite the skin interfacing side.

Abstract: The present disclosure relates to compact hearing aids, components thereof, and support systems therefor, as well as methods of insertion and removal thereof. The compact hearing aids generally include a sensor, such as a microphone, an actuation mass, an energy source for providing power to the compact hearing aid, a processor, and an actuator enclosed in a housing that is designed to be inserted through the tympanic membrane during a minimally-invasive outpatient procedure. In operation, the microphone receives sound waves and converts the sound waves into electrical signals. A processor then modifies the electrical signals and provides the electrical signals to the actuator. The actuator converts the electrical signals into mechanical motion, which actuates the actuation mass to modulate the velocity or the position of the tympanic membrane.

Abstract: An electronic device may include one or more terminals configured to provide a voltage signal to an actuator. The electronic device may detect a current associated with the voltage signal provided by the terminal to the actuator. The electronic device may determine an impedance across associated with the actuator based on the voltage signal and the electrical current. The electronic device may compare the impedance to a threshold impedance to determine whether there is sufficient skin contact with the actuator. The electronic device may provide audio via cartilage conduction if there is sufficient contact based on comparing the impedance to the threshold impedance, or may output a notification to the user to adjust placement of the electronic device to improve contact.

Abstract: Within each harmonic spectrum of a sequence of spectra derived from analysis of a waveform representing human speech are identified two or more fundamental or harmonic components that have frequencies that are separated by integer multiples of a fundamental acoustic frequency. The highest harmonic frequency that is also greater than 410 Hz is a primary cap frequency, which is used to select a primary phonetic note that corresponds to a subset of phonetic chords from a set of phonetic chords for which acoustic spectral is available. The spectral data can also include frequencies for primary band, secondary band (or secondary note), basal band, or reduced basal band acoustic components, which can be used to select a phonetic chord from the subset of phonetic chords corresponding to the selected primary note.

Abstract: The present invention relates to a bone conduction speaker and its compound vibration device. The compound vibration device comprises a vibration conductive plate and a vibration board, the vibration conductive plate is set to be the first torus, where at least two first rods inside it converge to its center; the vibration board is set as the second torus, where at least two second rods inside it converge to its center. The vibration conductive plate is fixed with the vibration board; the first torus is fixed on a magnetic system, and the second torus comprises a fixed voice coil, which is driven by the magnetic system. The bone conduction speaker in the present invention and its compound vibration device adopt the fixed vibration conductive plate and vibration board, making the technique simpler with a lower cost; because the two adjustable parts in the compound vibration device can adjust both low frequency and high frequency area, the frequency response obtained is flatter and the sound is broader.

Abstract: A bone conduction device includes split high-frequency and low-frequency actuators. The frequency response of the low-frequency actuator can be restricted to the lower range of hearing frequencies to improve performance. The high-frequency actuator can be implanted under tissue close to the cochlea to improve transmission efficiency, since high-frequency vibrations suffer greater attenuation.

Abstract: Provided is a bone conduction earphone that includes a main body, and a bone conduction speaker and a passive radiator that are mounted on the main body. The passive radiator is connected to the bone conduction speaker through a connecting rod. When vibrating by being excited by an audio signal, the bone conduction speaker drives the passive radiator to vibrate synchronously through the connecting rod. The passive radiator and the bone conduction speaker cooperate with each other to form a multi-vibration system, thereby effectively enhancing the quality of vibration, improving the effect of sound field radiation, and improving the frequency response, especially remedying the deficiencies in low-frequency response.

Abstract: The present invention relates to a system for providing neuronal stimulation signals configured to elicit sensory percepts in the cortex of an individual, comprising means for obtaining spatial information relating to the actual or planned position of at least one neuronal stimulation means relative to at least one afferent axon targeting at least one sensory neuron in the cortex of the individual and means for determining at least one neuronal stimulation signal to be applied to at least one afferent axon via the at least one neuronal stimulation means based at least in part on the obtained spatial information.

Abstract: A method for adjusting a gain of a hearing device includes receiving a demand for increasing a treble of an output sound signal; determining a frequency dependent headroom curve, the headroom curve indicating up to which gain value a frequency of the sound signal is amplifiable; comparing the headroom curve with a gain curve; when the gain curve is below the headroom curve, increasing the gain curve in a treble range; and when the gain curve has reached the headroom curve in the treble range, frequency lowering the sound signal, such that frequencies of the sound signal are moved from the treble range into a middle range of frequencies below the treble range.

Abstract: An audio system for providing content to a user. The system includes a first and a second transducer assembly of a plurality of transducer assemblies, an acoustic sensor, and a controller. The first transducer assembly couples to a portion of an auricle of the user's ear and vibrates over a first range of frequencies based on a first set of audio instructions. The vibration causes the portion of the ear to create a first range of acoustic pressure waves. The second transducer assembly is configured to vibrate over a second range of frequencies to produce a second range of acoustic pressure waves based on a second set of audio instructions. The acoustic sensor detects acoustic pressure waves at an entrance of the ear. The controller generates the audio instructions based on audio content to be provided to the user and the detected acoustic pressure waves from the acoustic sensor.

Abstract: A cochlear external device with an external microphone according to an embodiment of the present disclosure may include an external device body attached to a side of the head of a user, an internal microphone embedded in the external device body to collect sound, an external microphone located at the outside of the external device body to be attached around the ear of the user to collect sound, a connection cable configured to connect the external microphone and the external device body in a wired manner; and a control unit embedded in the external device body to generate an output signal based on the sound collected by at least one of the internal microphone and the external microphone and transmit the generated output signal to a cochlear implant transplanter.

Abstract: An exemplary sound processor 1) divides an audio signal into M analysis channels, 2) generates M fine structure signals corresponding to the M analysis channels, wherein each fine structure signal included in the M fine structure signals represents fine structure information for a different analysis channel included in the M analysis channels, and 3) selects, based on the M fine structure signals, only N analysis channels included in the M analysis channels for presentation to the patient during a stimulation frame, wherein N is less than M. Corresponding systems and methods are also disclosed.

Abstract: A magnetic recoil fastener assembly comprises a fastener with a head and a shank, and two annular magnets. When assembled, the annular magnets are arranged on the shank of the fastener to magnetically repel each other. At least the magnet arranged closer to the head of the fastener has a varying inner diameter of its axial opening, including a first diameter at one end which is larger than the width of the head, and a second diameter which is smaller than the width of the head. The end having the larger first diameter is arranged facing the head of the fastener. Also described are in-wall speaker assemblies including such magnetic recoil fastener assemblies for magnetically mounting speaker grilles in an adjustable manner, as well as methods for installing such in-wall speaker assemblies using such magnetic recoil fastener assemblies.

Abstract: In a subcutaneous microphone used in medical devices, a structure is introduced that constrains the motion of the diaphragm during normal operation of the microphone. In one embodiment, a raised portion, such as a pole or pillar is placed in the chamber at the middle of the diaphragm. The raised portion may contact one or both of the bottom surface of the chamber and the underside of the membrane, and generally acts to reduce the amount of deflection experienced by the membrane.

Abstract: Presented herein are non-surgical or superficial coupling apparatuses for transcutaneous bone conduction devices. A coupling apparatus comprises a drive plate configured to be detachably connected to a transcutaneous bone conduction device. The drive plate is also connected to an earhook (ear hook) configured to fit over/around a recipient's pinna (auricle) to at least partially support the drive plate. An adhesive member may also be provided to secure the drive plate to the recipient's skin.

Abstract: Presented herein are low-power active bone conduction devices that comprise an actuator that is subcutaneously implanted within a recipient so as to deliver mechanical output forces to hard tissue of the recipient. The low-power active bone conduction devices include an energy recovery circuit configured to extract non-used energy from the actuator and to store the non-used energy for subsequent use by the actuator. The low-power active bone conduction devices may also include a multi-bit sigma-delta converter that operates in accordance with a scaled sigma-delta quantization threshold value to convert received signals representative of sound into actuator drive signals.

Abstract: A holder extends from a part fixed to a housing and curves in substantially S-shape. A portion that extends from the housing and significantly curves for the first time serves as an ear-hanging part. The ear-hanging part is a portion that is hanged on an upper part of an auricle of a user. A portion that curves from the ear-hanging part so as to protrude toward a transmitting surface serves as a holding part. That is, the holding part is a portion that is formed at a position opposed to the transmitting surface and that is closest to the transmitting surface. A grasping part that can be curved, as needed, so as to be slightly distanced away from the transmitting surface is provided further toward the end from the holding part. The grasping part is a portion at which the user grasps the holder, the grasping part being so held allowing for easy attachment to and detachment from the auricle.

Abstract: Methods and apparatus are described herein related to improving the sound quality of a bone conduction speaker. The sound quality of the bone conduction speaker is adjusted in the sound generation, sound transferring, and sound receiving of the bone conduction speaker by designing vibration generation manners and vibration transfer structures.

Abstract: An open-ear headphone with an acoustic module that is configured to be located at least in part in a concha of an outer ear of a user. The acoustic module includes an acoustic transducer, and a sound-emitting opening that is configured to emit sound produced by the acoustic transducer. A body is coupled to the acoustic module and includes a first portion that is configured to pass over an outer side of at least one of an anti-helix and a helix and a lobule of the outer ear, and a second portion that is configured to be located behind the outer ear.

Abstract: An external component of a medical device, including an actuator including a static magnetic flux path that reacts with a dynamic magnetic flux path to actuate the actuator, and a magnetic retention system configured to retain the external component to a recipient via interaction with a ferromagnetic component attached to a recipient, the magnetic retention system including a magnetic flux path that encircles the static magnetic flux path of the actuator.

Abstract: A button sound processor, including an RF coil, such as an inductance coil, and a sound processing apparatus and a magnet, which can be a permanent magnet, wherein the button sound processor has a skin interface side configured to interface with skin of a recipient, and the button sound processor is configured such that the magnet is installable into the button sound processor from the skin interface side.

Abstract: A transcutaneous bone conduction device includes magnets secured to housing of an external portion of the device. The magnets can be disposed within the housing, or secured to an external surface thereof. The magnets are disposed about a shaft that delivers vibrational stimuli to a recipient so as to evenly deliver the stimuli.

Abstract: A device, including an implantable microphone, including a transducer, and a chamber in which a gas is located such that vibrations originating external to the microphone based on sound are effectively transmitted therethrough, wherein the transducer is in effective vibration communication with the gas, wherein the transducer is configured to convert the vibrations traveling via the gas to an electrical signal, the chamber and the transducer correspond to a microphone system, wherein the chamber corresponds to a front volume of the microphone system, and the transducer includes a back volume corresponding to the back volume of the microphone system, and the implantable microphone is configured to enable pressure adjustment of the front and/or back volume in real time.

Abstract: Systems and methods are provided for the elimination/mitigation of vibration arising from a mode transition during robotic operation include a moveable robotic mechanism and a processor configured to control the robotic mechanism. The processor is configured to detect a request for a mode transition, wherein the request for the mode transition designates a new mode that is different than a current mode, determine initial parameters of the robotic mechanism, calculate a smoothing curve, and move the robotic mechanism according to the smoothing curve. The initial parameters include a position and a velocity of the robotic mechanism. The smoothing curve transitions between the current mode and the new mode and is C3 continuous. In some embodiments, to calculate the smoothing curve, the processor is configured to establish a first command position, calculate a step value, and set a second command position based on the first command position and the step value.

Abstract: A bone conduction speaker includes a vibration driver that includes a magnetic circuit and a vibration plate, and that is configured to convert sound into vibration, a vibration body configured to hold a side of the vibration driver, which is adjacent to the magnetic circuit, to come into contact with a subject, and to transmit vibration of the vibration driver to the subject, and a lid body configured to cover a side of the vibration driver, which is adjacent to the vibration plate, without being in contact with the vibration driver, and to substantially seal the vibration driver together with the vibration body.

Abstract: Presented herein are low-power active bone conduction devices that comprise an actuator that is subcutaneously implanted within a recipient so as to deliver mechanical output forces to hard tissue of the recipient. The low-power active bone conduction devices include an energy recovery circuit configured to extract non-used energy from the actuator and to store the non-used energy for subsequent use by the actuator. The low-power active bone conduction devices may also include a multi-bit sigma-delta converter that operates in accordance with a scaled sigma-delta quantization threshold value to convert received signals representative of sound into actuator drive signals.

Abstract: Provided is an apparatus for bodily sensation of bone vibration. The apparatus includes: an electric signal generator configured to generate an electric signal; an amplifier configured to amplify the electric signal from the electric signal generator; a vibrator configured to transduce the amplified electric signal transmitted from the amplifier into a mechanical vibration; a metal vibration member directly coupled to a vibration generator of the vibrator, the vibration member having a seat portion configured to contact with a human body and a side surface portion continuing with the seat portion; and a seat support member provided on a back surface of the seat portion, covering the vibrator, and configured to be placed on a placement plane and to support the seat portion above and apart from the placement plane so as to keep vibrational energy from being conducted to the placement plane.

Abstract: A mounting assembly for arranging a bone conducting hearing device to a skin surface over the skull of a user is disclosed. The mounting assembly comprises an attachment element configured to be attached to a corresponding vibrator attachment element of a vibrator assembly, the attachment element and the vibrator attachment element being adapted to operationally couple with each other; a plate member configured to be arranged over the skin surface; one or more removably arranged mounting structures arranged outside the skull for attaching the mounting assembly to the skin surface over the skull.

Abstract: A head-mounted wearable device (HMWD) may be fashioned that includes temples that pass near each ear of the user. To accommodate different head shapes and sizes, a head contact piece may be mounted to the temple. Head contact pieces with different profiles may be used to improve user comfort, aid in retaining the HMWD on the user's head, improve performance of output devices such as bone conduction speakers, and so forth.

Abstract: Described herein are wearable sensory stimulation and monitoring devices that can be worn around the back of the neck along and in contact with the spine. Apparatuses described herein stimulate one or more senses including auditory, tactile or olfactory. Apparatuses are also described that allow for sensing and monitoring of physiologic parameters such as heart rate, blood pressure and movement. The device also has features that allow for easy attachment or integration to articles worn on the head.

Abstract: A head-mounted wearable device (HMWD) may be fashioned that includes temples that pass near each ear of the user. A temple may incorporate a bone conduction speaker (BCS) to provide audio output to the user. During wear, a portion of the BCS is in physical contact with a head of the user to transfer the vibrations from the BCS to the user. To accommodate different head shapes and sizes, a head contact piece may be mounted to the BCS. The user may add, remove, or swap the head contact piece from an assortment of such pieces to find a profile that is comfortable to the wearer and improves performance of the BCS. The head contact piece may be magnetically affixed, allowing for easy changeout.

Abstract: According to one aspect of the present invention, there is provided an implantable medical device comprising: an implantable component, comprising an implantable memory module, configured to receive and store recipient-specific operating parameters in the implantable memory module, an external component, comprising an external memory module, configured to communicate with the implantable component to receive the recipient-specific operating parameters, and to configure the external component using the recipient-specific operating parameters, wherein the implantable medical device is configured to transfer the recipient-specific operating parameters upon operationally coupling the implantable component with the external component.

Abstract: A head-mounted wearable device (HMWD) includes a bone conduction speaker (BCS) to provide audio output to a user wearing the HMWD. The BCS may be mounted within a recess of a temple of the HMWD. During wear a portion of the BCS is in physical contact with a head of the user. In one implementation, a head contact piece may be mounted to the side of the BCS that is proximate to the head. The head contact piece is contoured to maximize the contact area with the head, and may have a cross section that is approximately wedge shaped, with a thicker portion of the wedge proximate to the front of the HMWD. The BCS may include low damping elements to provide protection to the BCS from damage and improve performance, as well as high damping elements to reduce the transfer of vibrations from the BCS to the temple.

Abstract: Systems, devices, and methods for communication include an ear canal microphone configured for placement in the ear canal to detect high frequency sound localization cues. An external microphone positioned away from the ear canal can detect low frequency sound, such that feedback can be substantially reduced. The canal microphone and the external microphone are coupled to a transducer, such that the user perceives sound from the external microphone and the canal microphone with high frequency localization cues and decreased feedback. Wireless circuitry can be configured to connect to many devices with a wireless protocol, such that the user can receive and transmit audio signals. A bone conduction sensor can detect near-end speech of the user for transmission with the wireless circuitry in a noisy environment. Noise cancellation of background sounds near the user can be provided.

Abstract: A vibratory apparatus including a lever arm apparatus including a living hinge, wherein the vibratory apparatus is configured such that at least a portion of the lever arm moves about the living hinge when the vibratory apparatus is generating vibrations.

Abstract: An external component of a bone conduction device, including a vibrator and a platform configured to transfer vibrations from the vibrator to skin of the recipient, wherein the vibrator and platform are configured to quick connect and quick disconnect to and from, respectively, one another.

Abstract: Haptic feedback is generated on a headphone to indicate contexts of ambient sound. In this way, noise-canceling headphones can alert the wearer to audible cues of potentially dangerous situations that otherwise would be suppressed by the noise cancelation feature of the headphones.

Abstract: An exemplary auditory prosthesis system includes a sound processor apparatus that is configured for external use by a patient and includes 1) a position sensor that detects a positioning of the sound processor apparatus and 2) a control module that is communicatively coupled to the position sensor and performs a predetermined action with respect to the auditory prosthesis system in accordance with the detected positioning of the sound processor apparatus. Corresponding auditory prosthesis systems and methods are also described.

Abstract: The present invention is directed to a wearable system wherein elements of the system, including various sensors adapted to detect biometric and other data and/or to deliver drugs, are positioned proximal to, on the ear or in the ear canal of a person. In embodiments of the invention, elements of the system are positioned on the ear or in the ear canal for extended periods of time. For example, an element of the system may be positioned on the tympanic membrane of a user and left there overnight, for multiple days, months, or years. Because of the position and longevity of the system elements in the ear canal, the present invention has many advantages over prior wearable biometric and drug delivery devices.

Abstract: An external component including a vibratory portion configured to vibrate in response to a sound signal to evoke a hearing percept via bone conduction and including a coupling portion configured to removably attach the external component to an outer surface of skin of a recipient of the hearing prosthesis while imparting deformation to the skin of the recipient at a location of the attachment, in a one-gravity environment, of an amount that is about equal to or equal to that which results from the external component having mass.