DE19882589T1 - Wandler mit piezoelektrischem Film - Google Patents

Wandler mit piezoelektrischem Film

Info

Publication number
DE19882589T1
DE19882589T1 DE19882589T DE19882589T DE19882589T1 DE 19882589 T1 DE19882589 T1 DE 19882589T1 DE 19882589 T DE19882589 T DE 19882589T DE 19882589 T DE19882589 T DE 19882589T DE 19882589 T1 DE19882589 T1 DE 19882589T1
Authority
DE
Germany
Prior art keywords
middle ear
film
mount
mei
electrical signals
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
DE19882589T
Other languages
English (en)
Other versions
DE19882589B3 (de
Inventor
Theodore P Adams
Bruce A Brillhart
Donald J Bushek
Kai Kroll
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Envoy Medical Inc
Original Assignee
St Croix Medical Inc
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 St Croix Medical Inc filed Critical St Croix Medical Inc
Publication of DE19882589T1 publication Critical patent/DE19882589T1/de
Application granted granted Critical
Publication of DE19882589B3 publication Critical patent/DE19882589B3/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones
    • H04R17/025—Microphones using a piezoelectric polymer
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/05—Electrodes for implantation or insertion into the body, e.g. heart electrode
    • A61N1/0526—Head electrodes
    • A61N1/0541—Cochlear electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
    • A61N1/36036—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation of the outer, middle or inner ear
    • A61N1/36038—Cochlear stimulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Neurosurgery (AREA)
  • Multimedia (AREA)
  • Prostheses (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
DE19882589T 1997-08-07 1998-08-07 Wandler mit piezoelektrischem Film Expired - Fee Related DE19882589B3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/908,243 1997-08-07
US08/908,243 US5899847A (en) 1996-08-07 1997-08-07 Implantable middle-ear hearing assist system using piezoelectric transducer film
PCT/US1998/016442 WO1999007437A1 (en) 1997-08-07 1998-08-07 Piezoelectric film transducer

Publications (2)

Publication Number Publication Date
DE19882589T1 true DE19882589T1 (de) 2000-07-13
DE19882589B3 DE19882589B3 (de) 2011-12-22

Family

ID=25425429

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882589T Expired - Fee Related DE19882589B3 (de) 1997-08-07 1998-08-07 Wandler mit piezoelektrischem Film

Country Status (4)

Country Link
US (3) US5899847A (de)
AU (1) AU8697098A (de)
DE (1) DE19882589B3 (de)
WO (1) WO1999007437A1 (de)

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US10555100B2 (en) 2009-06-22 2020-02-04 Earlens Corporation Round window coupled hearing systems and methods
EP2446645B1 (de) 2009-06-22 2020-05-06 Earlens Corporation Optisch gekoppelte knochenleitungssysteme und -verfahren
WO2010151647A2 (en) 2009-06-24 2010-12-29 SoundBeam LLC Optically coupled cochlear actuator systems and methods
US8845705B2 (en) 2009-06-24 2014-09-30 Earlens Corporation Optical cochlear stimulation devices and methods
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EP3169396B1 (de) 2014-07-14 2021-04-21 Earlens Corporation Gleitende vorspannung und spitzenunterdrückung für optische hörgeräte
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Also Published As

Publication number Publication date
US6261224B1 (en) 2001-07-17
US20040181117A1 (en) 2004-09-16
WO1999007437A1 (en) 1999-02-18
DE19882589B3 (de) 2011-12-22
AU8697098A (en) 1999-03-01
US5899847A (en) 1999-05-04

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