ATE543346T1 - Elektromagnetischer wandler auf welchen der effekt von externen magnetischen feldern ist reduziert - Google Patents

Elektromagnetischer wandler auf welchen der effekt von externen magnetischen feldern ist reduziert

Info

Publication number
ATE543346T1
ATE543346T1 AT08075886T AT08075886T ATE543346T1 AT E543346 T1 ATE543346 T1 AT E543346T1 AT 08075886 T AT08075886 T AT 08075886T AT 08075886 T AT08075886 T AT 08075886T AT E543346 T1 ATE543346 T1 AT E543346T1
Authority
AT
Austria
Prior art keywords
housing
external magnetic
transducer
reduced
effect
Prior art date
Application number
AT08075886T
Other languages
English (en)
Inventor
Martin Zimmerling
Original Assignee
Med El Elektromed Geraete Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Med El Elektromed Geraete Gmbh filed Critical Med El Elektromed Geraete Gmbh
Application granted granted Critical
Publication of ATE543346T1 publication Critical patent/ATE543346T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
    • H04R25/456—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback mechanically
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/60—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles
    • H04R25/604—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers
    • H04R25/606—Mounting or interconnection of hearing aid parts, e.g. inside tips, housings or to ossicles of acoustic or vibrational transducers acting directly on the eardrum, the ossicles or the skull, e.g. mastoid, tooth, maxillary or mandibular bone, or mechanically stimulating the cochlea, e.g. at the oval window
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/49—Reducing the effects of electromagnetic noise on the functioning of hearing aids, by, e.g. shielding, signal processing adaptation, selective (de)activation of electronic parts in hearing aid

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Engineering & Computer Science (AREA)
  • Neurosurgery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
AT08075886T 2003-06-26 2004-06-25 Elektromagnetischer wandler auf welchen der effekt von externen magnetischen feldern ist reduziert ATE543346T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US48268703P 2003-06-26 2003-06-26

Publications (1)

Publication Number Publication Date
ATE543346T1 true ATE543346T1 (de) 2012-02-15

Family

ID=33539354

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08075886T ATE543346T1 (de) 2003-06-26 2004-06-25 Elektromagnetischer wandler auf welchen der effekt von externen magnetischen feldern ist reduziert

Country Status (6)

Country Link
EP (4) EP2031896B1 (de)
AT (1) ATE543346T1 (de)
AU (2) AU2004250811B2 (de)
CA (2) CA2521688C (de)
DK (1) DK2824943T3 (de)
WO (1) WO2004114723A2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12053629B2 (en) 2020-09-09 2024-08-06 Med-El Elektromedizinische Geraete Gmbh Holding magnets and magnet system for implantable systems optimized for MRI

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9295425B2 (en) 2002-04-01 2016-03-29 Med-El Elektromedizinische Geraete Gmbh Transducer for stapedius monitoring
EP1490148A2 (de) 2002-04-01 2004-12-29 Med-El Elektromedizinische Geräte GmbH Verringerung der auswirkung von magnetischen und elektromagnetischen feldern auf den magneten und/oder die elektronik eines implantats
US7190247B2 (en) 2002-04-01 2007-03-13 Med-El Elektromedizinische Geraete Gmbh System and method for reducing effect of magnetic fields on a magnetic transducer
US8013699B2 (en) 2002-04-01 2011-09-06 Med-El Elektromedizinische Geraete Gmbh MRI-safe electro-magnetic tranducer
WO2005031952A1 (en) * 2003-08-28 2005-04-07 Rockwell Scientific Licensing, Llc Electrical power generation by coupled magnets
ATE399388T1 (de) * 2005-03-21 2008-07-15 Sony Ericsson Mobile Comm Ab Schwingungsrohr
JP4758133B2 (ja) 2005-04-28 2011-08-24 フォスター電機株式会社 超磁歪スピーカ
US8340774B2 (en) * 2007-03-07 2012-12-25 Med-El Elektromedizinische Geraete Gmbh Implantable device with removable magnet
US7609061B2 (en) 2007-07-13 2009-10-27 Med-El Elektromedizinische Geraete Gmbh Demagnetized implant for magnetic resonance imaging
US8774930B2 (en) 2009-07-22 2014-07-08 Vibrant Med-El Hearing Technology Gmbh Electromagnetic bone conduction hearing device
DE102010009453A1 (de) 2010-02-26 2011-09-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Schallwandler zum Einsetzen in ein Ohr
EP2679025B1 (de) * 2011-02-24 2017-09-06 Med-El Elektromedizinische Geräte GmbH Mri-sicherer aktuator für implantierbaren floating mass transducer (fmt)
EP2795927B1 (de) 2011-12-22 2016-04-06 Vibrant Med-el Hearing Technology GmbH Magnetanordnung für ein knochenleitendes hörimplantat
AU2013289187B2 (en) 2012-07-09 2015-10-08 Med-El Elektromedizinische Geraete Gmbh Electromagnetic bone conduction hearing device
AU2013254931B2 (en) * 2013-11-07 2019-03-28 The Commonwealth Of Australia Vibration energy conversion device
WO2021174317A1 (en) 2020-03-05 2021-09-10 The Commonwealth Of Australia Vibration energy harvesting devices and systems

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AT351834B (de) * 1973-04-06 1979-08-10 Lkb Produkter Ab Vorrichtung fuer die lageaenderung eines werkstueckes
US4352960A (en) * 1980-09-30 1982-10-05 Baptist Medical Center Of Oklahoma, Inc. Magnetic transcutaneous mount for external device of an associated implant
US4628907A (en) * 1984-03-22 1986-12-16 Epley John M Direct contact hearing aid apparatus
EP0580117A3 (en) * 1992-07-20 1994-08-24 Tdk Corp Moving magnet-type actuator
US5624376A (en) 1993-07-01 1997-04-29 Symphonix Devices, Inc. Implantable and external hearing systems having a floating mass transducer
US5554096A (en) 1993-07-01 1996-09-10 Symphonix Implantable electromagnetic hearing transducer
US5800336A (en) 1993-07-01 1998-09-01 Symphonix Devices, Inc. Advanced designs of floating mass transducers
US5913815A (en) 1993-07-01 1999-06-22 Symphonix Devices, Inc. Bone conducting floating mass transducers
US5897486A (en) 1993-07-01 1999-04-27 Symphonix Devices, Inc. Dual coil floating mass transducers
US5456654A (en) 1993-07-01 1995-10-10 Ball; Geoffrey R. Implantable magnetic hearing aid transducer
US5565847A (en) * 1994-11-23 1996-10-15 International Business Machines Corporation Magnetic tag using acoustic or magnetic interrogation
US6178079B1 (en) * 1996-05-16 2001-01-23 Pacesetter, Inc. Magnetic annunciator
US5889870A (en) * 1996-07-17 1999-03-30 American Technology Corporation Acoustic heterodyne device and method
US6348070B1 (en) * 1998-04-17 2002-02-19 Med-El Elektromedizinische Gerate Ges.M.B.H Magnetic-interference-free surgical prostheses
US6208882B1 (en) 1998-06-03 2001-03-27 Advanced Bionics Corporation Stapedius reflex electrode and connector
US6217508B1 (en) * 1998-08-14 2001-04-17 Symphonix Devices, Inc. Ultrasonic hearing system
US6313551B1 (en) 2000-02-04 2001-11-06 Nikon Corporation Magnet array for a shaft-type linear motor
US6931140B2 (en) * 2001-09-11 2005-08-16 Sonionkirk A/S Electro-acoustic transducer with two diaphragms
GB0125529D0 (en) * 2001-10-24 2001-12-12 The Technology Partnership Plc Sensing apparatus
EP1490148A2 (de) * 2002-04-01 2004-12-29 Med-El Elektromedizinische Geräte GmbH Verringerung der auswirkung von magnetischen und elektromagnetischen feldern auf den magneten und/oder die elektronik eines implantats
JP3938331B2 (ja) * 2002-06-12 2007-06-27 株式会社荏原製作所 磁気軸受兼用発電電動機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12053629B2 (en) 2020-09-09 2024-08-06 Med-El Elektromedizinische Geraete Gmbh Holding magnets and magnet system for implantable systems optimized for MRI

Also Published As

Publication number Publication date
EP2031896B1 (de) 2012-01-25
CA2521688C (en) 2012-01-03
WO2004114723A2 (en) 2004-12-29
CA2725847A1 (en) 2004-12-29
EP2205006A1 (de) 2010-07-07
DK2824943T3 (en) 2019-01-07
EP1637009B1 (de) 2014-09-17
AU2004250811B2 (en) 2009-03-26
CA2521688A1 (en) 2004-12-29
EP2824943A1 (de) 2015-01-14
AU2009202560A1 (en) 2009-07-16
AU2009202560B2 (en) 2011-08-04
AU2004250811A1 (en) 2004-12-29
CA2725847C (en) 2011-10-18
EP2031896A3 (de) 2009-07-01
WO2004114723A3 (en) 2005-04-14
EP2824943B1 (de) 2018-09-05
EP1637009A2 (de) 2006-03-22
EP2031896A2 (de) 2009-03-04

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