Implantable Hearing Aids TRIZ Cases

A magnetized two-part hearing aid secures placement near the ear while reducing visibility and preserving sound transmission quality.

A two-part hearing aid uses magnetic attachment to a skull-anchored component, balancing discreet placement with processing and battery capacity.

A bayonet insert and adjustable magnet strength secure the sound processor while reducing injury risk and battery-lid play.

A compact interference fit replaces bulky fastening parts to secure hearing device cables or sound tubes and resist movement.

Auditory prosthesis controller adjusts RF transmission parameters based on predicted power demand derived from acoustic signal characteristics.

A polymer housing shields an implantable magnet assembly from corrosive body fluids, enabling reliable MRI compatibility and prolonged functionality.

Incompressible liquid inside the cylindrical housing resists external pressure changes, preventing membrane deformation and maintaining acoustic sensitivity.

A sensor measures the implanted magnetic field strength to program the external magnet, eliminating manual trial-and-error adjustments during fitting.

Implanted thermocouples convert body heat into electrical energy, eliminating battery replacement needs and enabling lifelong implantation.

Integrating piezoelectric and electromagnetic transducers boosts cochlear vibration transmission while managing device complexity.

Segmenting the magnet from the coil resolves the conflict between magnetic coupling and MRI alignment, reducing patient discomfort.

Damping material coats bias springs in a tympanic lens, shifting resonant modes out of the audio spectrum to improve frequency response and reduce feedback.

Segmented frequency band processing preserves spatial cues while reducing computational complexity for accurate sound source localization.

A radially expandable fixation arrangement anchors an implantable transducer within a skull bone cavity.

Relocating magnets from the pressure plate to the housing sidewall reduces device height while maintaining magnetic retention force.

Fins attached to the transducer base suppress unwanted resonances within the audible range, enhancing frequency response.

A compact bone conduction hearing aid uses an external magnetic field to drive a vibration generator, transmitting sound via an anchor.

An implantable middle ear transducer integrates an accelerometer to measure bone vibration signals for real-time device monitoring.

Electronic filtering attenuates the resonance frequency peak in bone anchored hearing aid vibrators.

Pulsed light transmitted via optical fibers generates mechanical vibrations in the cochlea, avoiding mechanical damage risks associated with direct coupling.

A cantilevered positioning stalk supports an acoustic drive unit at the cochlea free end to convert electrical signals into mechanical stimulation.

Elastic layers in the damper assembly absorb shock energy, protecting piezoelectric materials from impact damage while maintaining resonance control.

A binaural hearing system preserves interaural level differences using synchronized gain processing across both ears.

Micrometric screw adjustment enables reversible ossicular coupling, resolving stability versus adaptability contradictions.

Dynamic magnetic field adjustment prevents skin necrosis and disengagement during vigorous activity.

A sliding ring anchors a hearing implant actuator end piece to surrounding bone, ensuring precise fixation under lateral forces.