IT1178199B - Apparecchio per il monitoraggio di suoni, in particolare per esaminare suoni rallentati di battiti cardiaci - Google Patents

Apparecchio per il monitoraggio di suoni, in particolare per esaminare suoni rallentati di battiti cardiaci

Info

Publication number
IT1178199B
IT1178199B IT49118/84A IT4911884A IT1178199B IT 1178199 B IT1178199 B IT 1178199B IT 49118/84 A IT49118/84 A IT 49118/84A IT 4911884 A IT4911884 A IT 4911884A IT 1178199 B IT1178199 B IT 1178199B
Authority
IT
Italy
Prior art keywords
slowed
sounds
examine
monitoring apparatus
heart beats
Prior art date
Application number
IT49118/84A
Other languages
English (en)
Other versions
IT8449118A0 (it
IT8449118A1 (it
Inventor
Hart V Katz
Original Assignee
Int Acoustics 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 Int Acoustics Inc filed Critical Int Acoustics Inc
Publication of IT8449118A0 publication Critical patent/IT8449118A0/it
Publication of IT8449118A1 publication Critical patent/IT8449118A1/it
Application granted granted Critical
Publication of IT1178199B publication Critical patent/IT1178199B/it

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Circuit For Audible Band Transducer (AREA)
IT49118/84A 1983-12-07 1984-11-05 Apparecchio per il monitoraggio di suoni, in particolare per esaminare suoni rallentati di battiti cardiaci IT1178199B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/558,746 US4528689A (en) 1981-09-22 1983-12-07 Sound monitoring apparatus

Publications (3)

Publication Number Publication Date
IT8449118A0 IT8449118A0 (it) 1984-11-05
IT8449118A1 IT8449118A1 (it) 1986-05-05
IT1178199B true IT1178199B (it) 1987-09-09

Family

ID=24230813

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49118/84A IT1178199B (it) 1983-12-07 1984-11-05 Apparecchio per il monitoraggio di suoni, in particolare per esaminare suoni rallentati di battiti cardiaci

Country Status (7)

Country Link
US (1) US4528689A (it)
JP (1) JPS60125098A (it)
DE (1) DE3438046A1 (it)
FR (1) FR2556208A1 (it)
GB (1) GB2151113B (it)
IT (1) IT1178199B (it)
SE (1) SE8404971L (it)

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US4783813A (en) * 1986-12-24 1988-11-08 Lola R. Thompson Electronic sound amplifier stethoscope with visual heart beat and blood flow indicator
JPS63200739A (ja) * 1987-02-16 1988-08-19 安治川鉄工建設株式会社 体腔音の音響信号解析による医療診断支援システム
US4823795A (en) * 1987-03-13 1989-04-25 Minnesota Mining And Manufacturing Company Signal processor for and an auditory prosthesis having spectral to temporal transformation
US4813417A (en) * 1987-03-13 1989-03-21 Minnesota Mining And Manufacturing Company Signal processor for and an auditory prosthesis utilizing channel dominance
US5218969A (en) * 1988-02-04 1993-06-15 Blood Line Technology, Inc. Intelligent stethoscope
US5010889A (en) * 1988-02-04 1991-04-30 Bloodline Technology Intelligent stethoscope
US5213108A (en) * 1988-02-04 1993-05-25 Blood Line Technology, Inc. Visual display stethoscope
DE3830412A1 (de) * 1988-09-07 1990-03-15 Gw Elektronik Gmbh Diagnosegeraet zum akustischen erfassen der lokalen geraeuschbildung im menschlichen oder tierischen koerper
CH677761A5 (en) * 1989-02-20 1991-06-28 Hans Wepfer Tractor coupling monitoring device - uses microphone to detect noise emitted by coupling fed to loudspeaker within tractor cab
US4932880A (en) * 1989-04-07 1990-06-12 The United States Of America As Represented By The Secretary Of The Navy Low-cost sound related trainer
EP0414131B1 (en) * 1989-08-17 1995-04-12 SHARP Corporation Facsimile communications apparatus
US5251076A (en) * 1990-03-07 1993-10-05 Sony Corporation Recording apparatus for electrocardiographs
JPH07119122B2 (ja) * 1990-03-09 1995-12-20 富士ゼロックス株式会社 レーザビームプリンタ
JP3248719B2 (ja) * 1990-08-30 2002-01-21 新日本製鐵株式会社 パルスコード変調回路
US5150714A (en) * 1991-05-10 1992-09-29 Sri International Ultrasonic inspection method and apparatus with audible output
US5717769A (en) * 1995-02-10 1998-02-10 Williams; Christopher A. Adapter for reversible conversion of standard stethoscopes to multimedia and telemedicine ready stethoscopes
US5687738A (en) * 1995-07-03 1997-11-18 The Regents Of The University Of Colorado Apparatus and methods for analyzing heart sounds
WO1997003600A2 (en) * 1995-07-21 1997-02-06 Stethtech Corporation Electronic stethoscope
US6002777A (en) * 1995-07-21 1999-12-14 Stethtech Corporation Electronic stethoscope
US5774563A (en) * 1996-07-11 1998-06-30 Deslauriers; Richard J. Combined electronic acoustical stethoscope
USD389576S (en) 1996-10-22 1998-01-20 Grasfield James A Stethoscope
USD389577S (en) 1996-10-22 1998-01-20 Grasfield James A Housing element of a stethoscope
US5971936A (en) * 1998-03-18 1999-10-26 Don Michael; T Anthony Method and apparatus for reproducing heart sounds
US7003121B1 (en) 1998-04-08 2006-02-21 Bang & Olufsen Technology A/S Method and an apparatus for processing an auscultation signal
FI981508L (fi) 1998-06-30 1999-12-31 Nokia Mobile Phones Ltd Menetelmä, laite ja järjestelmä käyttäjän tilan arvioimiseksi
US6210344B1 (en) 1999-03-24 2001-04-03 Umm Electronics, Inc. Method and apparatus for passive heart rate detection
AU7845900A (en) 1999-09-29 2001-04-30 Siemens Corporate Research, Inc. Multi-modal cardiac diagnostic decision support system and method
AUPR515101A0 (en) * 2001-05-21 2001-06-14 Australian Centre For Advanced Medical Technology Ltd Electronic monitoring system
US20030055321A1 (en) * 2001-07-16 2003-03-20 Watrous Raymond L. System and method for accessing and processing patient data
US6920228B2 (en) * 2002-08-20 2005-07-19 Otto Engineering, Inc. Lightweight headset for high noise environments
AU2003287395A1 (en) * 2002-10-31 2004-06-07 Polymer Group Inc. Anti-microbial nonwoven wipe
US7302290B2 (en) * 2003-08-06 2007-11-27 Inovise, Medical, Inc. Heart-activity monitoring with multi-axial audio detection
SE528409C2 (sv) * 2005-02-21 2006-11-07 Computerized Medical Technolog Ljudmonitor
FR2885792B1 (fr) * 2005-05-18 2007-08-24 Global Vision Holding S A Stethoscope electronique
WO2007054798A2 (en) * 2005-11-09 2007-05-18 Brendan Investments Ltd. Bvi Apparatus and method for a noninvasive estimate of the characteristics of a periodic/cyclic bodily sound in a region close to its source
US8571227B2 (en) 2005-11-11 2013-10-29 Phitek Systems Limited Noise cancellation earphone
US8920343B2 (en) * 2006-03-23 2014-12-30 Michael Edward Sabatino Apparatus for acquiring and processing of physiological auditory signals
US8666085B2 (en) * 2007-10-02 2014-03-04 Phitek Systems Limited Component for noise reducing earphone
EP2129114A3 (en) * 2008-05-29 2011-11-02 Phitek Systems Limited Media enhancement module
US20110002474A1 (en) * 2009-01-29 2011-01-06 Graeme Colin Fuller Active Noise Reduction System Control
EP2226902A3 (en) * 2009-03-06 2013-03-13 Phitek Systems Limited In-flight entertainment system connector
US20110075331A1 (en) * 2009-05-04 2011-03-31 Nigel Greig Media Player Holder
US20110188668A1 (en) * 2009-09-23 2011-08-04 Mark Donaldson Media delivery system
US9818394B2 (en) 2009-11-30 2017-11-14 Graeme Colin Fuller Realisation of controller transfer function for active noise cancellation
BR112012028245B1 (pt) 2010-05-17 2021-04-20 Phitek Systems, Ltd. unidade de suporte do módulo e unidade de exibição de vídeo
US9487295B2 (en) 2010-11-15 2016-11-08 William James Sim Vehicle media distribution system using optical transmitters
JP2014533444A (ja) 2011-06-01 2014-12-11 フィテック システムズ リミテッドＰｈｉｔｅｋ Ｓｙｓｔｅｍｓ Ｌｉｍｉｔｅｄ 能動騒音低減を組み込むインイヤー型装置
CN106792369A (zh) * 2017-01-23 2017-05-31 上海贝生医疗设备有限公司 一种用于听诊器的分体式信号处理装置
US20190117165A1 (en) 2017-10-20 2019-04-25 Jikang ZENG Coronary artery disease detection signal processing system and method
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US3160708A (en) * 1961-07-13 1964-12-08 Texas Instruments Inc Electronic stethoscope
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US3789144A (en) * 1971-07-21 1974-01-29 Master Specialties Co Method for compressing and synthesizing a cyclic analog signal based upon half cycles
US3846585A (en) * 1972-09-21 1974-11-05 Plastics Dev Corp Of America Recording stethoscope
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US4048444A (en) * 1975-08-15 1977-09-13 Giampapa Vincent C Phonostethoscope conversion unit for amplification and clarification of corporeal sounds
US4071694A (en) * 1976-08-31 1978-01-31 Minnesota Mining And Manufacturing Company Stethoscope
US4072822A (en) * 1976-09-27 1978-02-07 Yoshihito Yamada Two-way stethoscope for direct and amplified sound
US4424815A (en) * 1980-10-14 1984-01-10 Kuntz David H Stethoscope-type recording system with stretched-in-time playback

Also Published As

Publication number Publication date
SE8404971D0 (sv) 1984-10-04
GB2151113B (en) 1987-10-21
FR2556208A1 (fr) 1985-06-14
GB8426510D0 (en) 1984-11-28
GB2151113A (en) 1985-07-10
IT8449118A0 (it) 1984-11-05
DE3438046A1 (de) 1985-06-13
JPS60125098A (ja) 1985-07-04
SE8404971L (sv) 1985-06-08
IT8449118A1 (it) 1986-05-05
US4528689A (en) 1985-07-09

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