DE69918713T2 - Sensor zur tonaufnahme - Google Patents

Sensor zur tonaufnahme Download PDF

Info

Publication number
DE69918713T2
DE69918713T2 DE69918713T DE69918713T DE69918713T2 DE 69918713 T2 DE69918713 T2 DE 69918713T2 DE 69918713 T DE69918713 T DE 69918713T DE 69918713 T DE69918713 T DE 69918713T DE 69918713 T2 DE69918713 T2 DE 69918713T2
Authority
DE
Germany
Prior art keywords
sensor
piezoelectric
sound
viscoelastic
transducer element
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.)
Expired - Lifetime
Application number
DE69918713T
Other languages
German (de)
English (en)
Other versions
DE69918713D1 (de
Inventor
Birger Orten
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.)
DeepBreeze Ltd
Original Assignee
Meditron ASA
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 Meditron ASA filed Critical Meditron ASA
Application granted granted Critical
Publication of DE69918713D1 publication Critical patent/DE69918713D1/de
Publication of DE69918713T2 publication Critical patent/DE69918713T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B7/00—Instruments for auscultation
    • A61B7/02—Stethoscopes
    • A61B7/04—Electric stethoscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Measuring Fluid Pressure (AREA)
  • Cable Accessories (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
DE69918713T 1998-12-03 1999-12-01 Sensor zur tonaufnahme Expired - Lifetime DE69918713T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO985642 1998-12-03
NO19985642A NO306926B1 (no) 1998-12-03 1998-12-03 Sensor for oppfanging av lyd
PCT/NO1999/000361 WO2000035348A1 (en) 1998-12-03 1999-12-01 Sound pickup sensor

Publications (2)

Publication Number Publication Date
DE69918713D1 DE69918713D1 (de) 2004-08-19
DE69918713T2 true DE69918713T2 (de) 2005-07-21

Family

ID=19902681

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69918713T Expired - Lifetime DE69918713T2 (de) 1998-12-03 1999-12-01 Sensor zur tonaufnahme

Country Status (16)

Country Link
US (1) US7082202B1 (https=)
EP (1) EP1135063B1 (https=)
JP (1) JP4571311B2 (https=)
CN (1) CN1172632C (https=)
AT (1) ATE270845T1 (https=)
AU (1) AU765702B2 (https=)
BR (1) BR9916920A (https=)
CA (1) CA2352886C (https=)
DE (1) DE69918713T2 (https=)
EA (1) EA002963B1 (https=)
ES (1) ES2226473T3 (https=)
MX (1) MXPA01005455A (https=)
NO (1) NO306926B1 (https=)
NZ (1) NZ512345A (https=)
PL (1) PL348020A1 (https=)
WO (1) WO2000035348A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050663A1 (de) * 2009-10-26 2011-04-28 Siemens Aktiengesellschaft Auskultationsvorrichtung, Verfahren zur Auskultation und medizinisches Untersuchungs- und Diagnosegerät

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL151029A0 (en) * 2002-08-01 2003-04-10 Art Medical Instr Ltd Bio-filter pad for facilitating the detection of an occurrence of a physiological action, and method therefor, and fetal activity monitoring apparatus
FR2885792B1 (fr) 2005-05-18 2007-08-24 Global Vision Holding S A Stethoscope electronique
US8265291B2 (en) 2005-11-15 2012-09-11 Active Signal Technologies, Inc. High sensitivity noise immune stethoscope
US8396228B2 (en) * 2008-02-27 2013-03-12 Stethoscope Technologies, Inc. Floating ballast mass active stethoscope or sound pickup device
US20100256529A1 (en) * 2009-04-07 2010-10-07 Graco Children's Products Inc. Prenatal Listening Device
KR101631948B1 (ko) 2014-09-15 2016-06-20 삼성전자주식회사 청진기 헤드 및 이를 포함하는 청진기
US11428845B2 (en) * 2015-11-04 2022-08-30 Quantum Technology Sciences, Inc. System and method for sensing seismic acoustic signals
JP6198217B1 (ja) * 2015-12-14 2017-09-20 善武 阿部 楽器用ピックアップ装置
CN105919574A (zh) * 2016-05-30 2016-09-07 珠海脉动时代健康科技有限公司 一种监测血压脉搏波、心音波及肺音波的传感器
EP3691532A2 (en) 2017-10-04 2020-08-12 Ausculsciences, Inc. Auscultatory sound-or-vibration sensor
JP2020110359A (ja) * 2019-01-11 2020-07-27 オムロンヘルスケア株式会社 生体音測定装置
JP7124742B2 (ja) * 2019-02-06 2022-08-24 オムロンヘルスケア株式会社 生体音測定装置、生体音測定装置の制御方法、生体音測定装置の制御プログラム
CN110693519B (zh) * 2019-11-12 2024-07-23 中北大学 一种基于mems传感器的榫卯式心音探头
CN111297393A (zh) * 2020-03-04 2020-06-19 仙居爱之声医疗科技有限公司 基于压电薄膜传感器的电子听诊器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3573394A (en) 1967-09-14 1971-04-06 Ind Scient Research Corp Piezoelectric microphone with biasing means
US4672976A (en) 1986-06-10 1987-06-16 Cherne Industries, Inc. Heart sound sensor
US4947859A (en) * 1989-01-25 1990-08-14 Cherne Medical, Inc. Bio-acoustic signal sensing device
US4987859A (en) 1990-01-10 1991-01-29 John Vanderzanden Poultry feeder
US5365937A (en) * 1992-09-09 1994-11-22 Mcg International, Inc. Disposable sensing device with contaneous conformance
JP2573845Y2 (ja) * 1993-08-30 1998-06-04 ルイス・リウ タッチ式間接伝導振動型マイクロフォーン
US6050950A (en) * 1996-12-18 2000-04-18 Aurora Holdings, Llc Passive/non-invasive systemic and pulmonary blood pressure measurement
JP2000139904A (ja) * 1998-11-06 2000-05-23 Kentsu Medico Kk 音響センサと該音響センサを備えた電子聴診装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009050663A1 (de) * 2009-10-26 2011-04-28 Siemens Aktiengesellschaft Auskultationsvorrichtung, Verfahren zur Auskultation und medizinisches Untersuchungs- und Diagnosegerät
US8867756B2 (en) 2009-10-26 2014-10-21 Siemens Aktiengesellschaft Auscultation apparatus with two optical microphones

Also Published As

Publication number Publication date
NO985642D0 (no) 1998-12-03
EA002963B1 (ru) 2002-12-26
CA2352886A1 (en) 2000-06-22
CN1329472A (zh) 2002-01-02
PL348020A1 (en) 2002-05-06
CN1172632C (zh) 2004-10-27
AU765702B2 (en) 2003-09-25
EA200100738A1 (ru) 2001-12-24
US7082202B1 (en) 2006-07-25
EP1135063B1 (en) 2004-07-14
NO985642A (no) 2000-01-17
JP4571311B2 (ja) 2010-10-27
WO2000035348A1 (en) 2000-06-22
NO306926B1 (no) 2000-01-17
MXPA01005455A (es) 2002-04-24
AU1698800A (en) 2000-07-03
NZ512345A (en) 2003-02-28
ATE270845T1 (de) 2004-07-15
DE69918713D1 (de) 2004-08-19
ES2226473T3 (es) 2005-03-16
BR9916920A (pt) 2001-08-21
CA2352886C (en) 2006-07-04
JP2002532127A (ja) 2002-10-02
EP1135063A1 (en) 2001-09-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: VIBROTRON AS, VETTRE, NO

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DEEP BREEZE LTD., OR AKIVA, IL