PatentDOI
Implantable hearing system with means for measuring its coupling quality
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TLDR
An at least partially implantable system for rehabilitation of a hearing disorder comprising at least one acoustic sensor for picking up acoustic sensor signals, an electronic signal processing unit for audio signal processing and amplification of the electrical sensor signals; an electrical power supply unit which supplies individual components of the system with energy; an electromechanical output transducer which has an electrical input impedance and which, when implanted, is coupled via a coupling element to at least 1 of a middle ear and an inner ear for mechanical stimulation thereof; and means for objectively determining the quality of coupling between the output transducersAbstract:
An at least partially implantable system for rehabilitation of a hearing disorder comprising at least one acoustic sensor for picking up acoustic sensor signals and converting the acoustic sensor signals into corresponding electrical audio sensor signals; an electronic signal processing unit for audio signal processing and amplification of the electrical sensor signals; an electrical power supply unit which supplies individual components of the system with energy; at least one electromechanical output transducer which has an electrical input impedance and which, when implanted, is coupled via a coupling element to at least one of a middle ear and an inner ear for mechanical stimulation thereof; and means for objectively determining the quality of coupling between the at least one output transducer and the least one of the middle ear and the inner ear, said determining means comprising impedance measuring means for measuring the mechanical impedance of a biological load structure which, upon implantation of the output transducer, is coupled to the output transducer.read more
Citations
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References
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Patent
Charging system for implantable hearing aids and Tinnitus masks
TL;DR: In this paper, a charging system for implantable hearing aids and tinnitus maskers with a repeatedly rechargeable direct voltage source is described, where the charging system comprises an implantable receiving resonant circuit as the electrical energy source for charging and a transmitting resonance circuit located outside the body that can be inductively coupled with the receiving circuit for power transmission.
Patent
Implantable and external hearing systems having a floating mass transducer
TL;DR: A floating mass transducer for improving hearing in a hearing impaired person is provided in this paper, where the magnet assembly and coil are configured such that conducting alternating electrical current through the coil results in vibration of the magnet and coil relative to one another.
PatentDOI
Implantable electromagnetic middle-ear bone-conduction hearing aid device
TL;DR: An implantable electromagnetic middle-ear bone conduction hearing aid device is described in this paper, which provides variability to meet a variety of pathological entities of the hearing impaired user by using a sound processing component for converting sound into an analog electromagnetic signal and an output transmitter adapted to be placed supercutaneously on the skull of the user for transmitting the electromagnetic signal transcutaneously.
PatentDOI
Electromechanic transducer for implantable hearing aids
TL;DR: In this paper, a hermetically sealed and biocompatible transducer for implantable hearing aids is presented, in which a wall is designed as a membrane that can oscillate, and a heteromorphic connecting element together with a piezoelectric ceramic disk.
PatentDOI
Partially implantable hearing aid device
TL;DR: In this article, the magnetic fields of magnets implanted onto bones in the ossicular chain in the ear interact with the variable magnetic field to cause the bones in Ossicular Chain to vibrate in response to received sound waves.