JP4027746B2 - 生体磁場計測装置 - Google Patents

生体磁場計測装置 Download PDF

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Publication number
JP4027746B2
JP4027746B2 JP2002229397A JP2002229397A JP4027746B2 JP 4027746 B2 JP4027746 B2 JP 4027746B2 JP 2002229397 A JP2002229397 A JP 2002229397A JP 2002229397 A JP2002229397 A JP 2002229397A JP 4027746 B2 JP4027746 B2 JP 4027746B2
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Prior art keywords
waveform
signal
processing
magnetic field
template
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JP2002229397A
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Japanese (ja)
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JP2004065605A (ja
JP2004065605A5 (enExample
Inventor
明彦 神鳥
豪 宮下
啓二 塚田
正浩 村上
邦臣 緒方
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Hitachi High Tech Corp
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Hitachi High Technologies Corp
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Priority to JP2002229397A priority Critical patent/JP4027746B2/ja
Priority to US10/634,772 priority patent/US7340289B2/en
Publication of JP2004065605A publication Critical patent/JP2004065605A/ja
Publication of JP2004065605A5 publication Critical patent/JP2004065605A5/ja
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/242—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
    • A61B5/243—Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents specially adapted for magnetocardiographic [MCG] signals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7239—Details of waveform analysis using differentiation including higher order derivatives

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Cardiology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Magnetic Variables (AREA)
JP2002229397A 2002-08-07 2002-08-07 生体磁場計測装置 Expired - Lifetime JP4027746B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2002229397A JP4027746B2 (ja) 2002-08-07 2002-08-07 生体磁場計測装置
US10/634,772 US7340289B2 (en) 2002-08-07 2003-08-06 Biomagnetic field measuring apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002229397A JP4027746B2 (ja) 2002-08-07 2002-08-07 生体磁場計測装置

Publications (3)

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JP2004065605A JP2004065605A (ja) 2004-03-04
JP2004065605A5 JP2004065605A5 (enExample) 2005-06-23
JP4027746B2 true JP4027746B2 (ja) 2007-12-26

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JP2002229397A Expired - Lifetime JP4027746B2 (ja) 2002-08-07 2002-08-07 生体磁場計測装置

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US (1) US7340289B2 (enExample)
JP (1) JP4027746B2 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4972443B2 (ja) * 2007-03-30 2012-07-11 株式会社日立ハイテクノロジーズ 生体磁場計測装置
WO2012032962A1 (ja) 2010-09-10 2012-03-15 コニカミノルタオプト株式会社 生体磁気計測装置、生体磁気計測システム、及び、生体磁気計測方法
TW201225914A (en) * 2010-12-23 2012-07-01 Ind Tech Res Inst Intestinal peristalsis detecting device and system and method thereof
US8933696B2 (en) 2011-05-20 2015-01-13 Konica Minolta, Inc. Magnetic sensor and biomagnetism measurement system
UA104073C2 (uk) 2012-07-13 2013-12-25 Илья Анатольевич Чайковский Спосіб оцінки ступеня ушкодження міокарда на основі аналізу змін у часі показників щільності струму
CN105530857B (zh) 2013-09-09 2019-05-10 皇家飞利浦有限公司 根据母体腹部ecg记录的胎儿心率提取
AU2014316960A1 (en) 2013-09-09 2016-03-10 Gambro Lundia Ab Separation of interference pulses from physiological pulses in a pressure signal
JP6194294B2 (ja) * 2014-08-28 2017-09-06 日立マクセル株式会社 運動機能評価システム、および、運動機能測定装置
FR3038508A1 (fr) * 2015-07-06 2017-01-13 Commissariat Energie Atomique Procede de caracterisation d’une activite electrophysiologique
GB201713285D0 (en) * 2017-08-18 2017-10-04 Creavo Medical Tech Ltd Magnetometer for medical use
WO2019060298A1 (en) 2017-09-19 2019-03-28 Neuroenhancement Lab, LLC METHOD AND APPARATUS FOR NEURO-ACTIVATION
US11717686B2 (en) 2017-12-04 2023-08-08 Neuroenhancement Lab, LLC Method and apparatus for neuroenhancement to facilitate learning and performance
WO2019133997A1 (en) 2017-12-31 2019-07-04 Neuroenhancement Lab, LLC System and method for neuroenhancement to enhance emotional response
US12280219B2 (en) 2017-12-31 2025-04-22 NeuroLight, Inc. Method and apparatus for neuroenhancement to enhance emotional response
US11364361B2 (en) 2018-04-20 2022-06-21 Neuroenhancement Lab, LLC System and method for inducing sleep by transplanting mental states
WO2020056418A1 (en) 2018-09-14 2020-03-19 Neuroenhancement Lab, LLC System and method of improving sleep
US11786694B2 (en) 2019-05-24 2023-10-17 NeuroLight, Inc. Device, method, and app for facilitating sleep
US20240298950A1 (en) * 2023-03-08 2024-09-12 CloudNav Inc. Fetal magnetocardiography systems and methods
CN117100276B (zh) * 2023-10-23 2024-01-12 山东大学齐鲁医院 心功能检测系统、计算机存储介质及终端

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2716739C3 (de) * 1977-04-14 1980-06-26 Biotronik Mess- Und Therapiegeraete Gmbh & Co Ingenieurbuero Berlin, 1000 Berlin Verfahren zur Detektion von Signalen
JPS6399840A (ja) * 1986-10-17 1988-05-02 テルモ株式会社 生体信号計測装置
DE58908764D1 (de) * 1988-08-16 1995-01-26 Siemens Ag Anordnung zum Messen lokaler bioelektrischer Ströme in biologischen Gewebekomplexen.
US5372139A (en) * 1991-06-24 1994-12-13 Paul Benjamin Crilly Method for suppressing a maternal electrocardiogram signal from a fetal electrocardiogram signal obtained with invasive and non-invasive techniques using an almost pure maternal electrocardiogram signal as a trigger
EP0597873B1 (de) * 1991-08-09 1995-09-27 Siemens Aktiengesellschaft Verfahren zur kompensation quasiperiodischer störungen in messignalen
US5311867A (en) * 1993-01-04 1994-05-17 Biomagnetic Technologies, Inc. Detection and grouping analysis of cardiac cycles
JPH06237909A (ja) * 1993-02-19 1994-08-30 Nippon Koden Corp 心電図データ処理装置
US5666959A (en) * 1995-08-30 1997-09-16 British Technology Group Limited Fetal heart rate monitoring
JPH105186A (ja) * 1996-06-21 1998-01-13 Shimadzu Corp 生体磁気計測装置
US5794624A (en) 1997-01-31 1998-08-18 Hewlett-Packard Company Method and system for the fast determination of EKG waveform morphology
US6269262B1 (en) * 1997-06-20 2001-07-31 Hitachi, Ltd. Biomagnetic field measuring apparatus
JP3498680B2 (ja) * 1997-06-20 2004-02-16 株式会社日立製作所 生体磁場計測装置
SE9703948D0 (sv) * 1997-10-29 1997-10-29 Siemens Elema Ab Electrocardiogram signal processing apparatus
JPH11318842A (ja) * 1998-05-19 1999-11-24 Marquette Medical Syst Inc Ｑｔディスパージョン解析中のｔ波マーカ点判定の方法及び装置
JP3451213B2 (ja) * 1998-09-09 2003-09-29 株式会社日立製作所 生体磁場計測装置
JP2000247195A (ja) * 1999-02-25 2000-09-12 Nissan Motor Co Ltd 車両用制御装置
US6751498B1 (en) * 1999-03-15 2004-06-15 The Johns Hopkins University Apparatus and method for non-invasive, passive fetal heart monitoring
JP2000287947A (ja) * 1999-04-09 2000-10-17 Hitachi Ltd 生体磁場計測装置
JP2001037729A (ja) * 1999-07-29 2001-02-13 Toshiba Corp 心臓負荷試験システム
US20040260169A1 (en) * 2001-09-21 2004-12-23 Karsten Sternnickel Nonlinear noise reduction for magnetocardiograms using wavelet transforms

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Publication number Publication date
US7340289B2 (en) 2008-03-04
JP2004065605A (ja) 2004-03-04
US20040034299A1 (en) 2004-02-19

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