JP5441696B2 - 試料の状態を測定するための共振コイル - Google Patents

試料の状態を測定するための共振コイル Download PDF

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Publication number
JP5441696B2
JP5441696B2 JP2009524260A JP2009524260A JP5441696B2 JP 5441696 B2 JP5441696 B2 JP 5441696B2 JP 2009524260 A JP2009524260 A JP 2009524260A JP 2009524260 A JP2009524260 A JP 2009524260A JP 5441696 B2 JP5441696 B2 JP 5441696B2
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Prior art keywords
signal
circuit
sample
reactance circuit
phase
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Japanese (ja)
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JP2010500593A5 (enExample
JP2010500593A (ja
Inventor
ジョセフ アール フェルドカンプ
ジェフリー アール ヘラー
ショーン ジェイ サリヴァン
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キンバリー クラーク ワールドワイド インコーポレイテッド
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H13/00—Measuring resonant frequency
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4869—Determining body composition
    • A61B5/4872—Body fat
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A61B5/0537—Measuring body composition by impedance, e.g. tissue hydration or fat content

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
JP2009524260A 2006-08-14 2007-07-20 試料の状態を測定するための共振コイル Expired - Fee Related JP5441696B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/464,284 2006-08-14
US11/464,284 US8725245B2 (en) 2006-08-14 2006-08-14 Resonant coil for measuring specimen condition
PCT/IB2007/052904 WO2008020351A2 (en) 2006-08-14 2007-07-20 Resonant coil for measuring specimen condition

Publications (3)

Publication Number Publication Date
JP2010500593A JP2010500593A (ja) 2010-01-07
JP2010500593A5 JP2010500593A5 (enExample) 2013-01-24
JP5441696B2 true JP5441696B2 (ja) 2014-03-12

Family

ID=39082421

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009524260A Expired - Fee Related JP5441696B2 (ja) 2006-08-14 2007-07-20 試料の状態を測定するための共振コイル

Country Status (6)

Country Link
US (1) US8725245B2 (enExample)
EP (1) EP2051628A2 (enExample)
JP (1) JP5441696B2 (enExample)
KR (1) KR101449073B1 (enExample)
AU (1) AU2007285409B2 (enExample)
WO (1) WO2008020351A2 (enExample)

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US8744564B2 (en) 2004-06-18 2014-06-03 Impedimed Limited Oedema detection
EP2449964B1 (en) 2005-07-01 2016-08-10 Impedimed Limited Connector for Impedance Measurement System
EP1898784B1 (en) 2005-07-01 2016-05-18 Impedimed Limited Method and apparatus for performing impedance measurements
US20080077042A1 (en) * 2006-08-29 2008-03-27 Feldkamp Joseph R Breastfeeding Quantification
JP5372768B2 (ja) * 2006-11-30 2013-12-18 インぺディメッド リミテッド 測定装置
AU2008241356B2 (en) 2007-04-20 2013-10-03 Impedimed Limited Monitoring system and probe
US8207394B2 (en) * 2007-11-13 2012-06-26 Kimberly-Clark Worldwide, Inc. Induction coil wetness sensor for an absorbent article
AU2008207672B2 (en) 2008-02-15 2013-10-31 Impedimed Limited Impedance Analysis
US20100168694A1 (en) 2008-12-31 2010-07-01 Sudhanshu Gakhar Infrared Wetness Detection System For An Absorbent Article
US8274393B2 (en) 2008-12-31 2012-09-25 Kimberly-Clark Worldwide, Inc. Remote detection systems for absorbent articles
US8866624B2 (en) 2008-12-31 2014-10-21 Kimberly-Clark Worldwide, Inc. Conductor-less detection system for an absorbent article
US8384378B2 (en) * 2009-02-27 2013-02-26 Kimberly-Clark Worldwide, Inc. Conductivity sensor
US8452388B2 (en) * 2009-02-27 2013-05-28 Kimberly-Clark Worldwide, Inc. Apparatus and method for assessing vascular health
CA2777797A1 (en) 2009-10-26 2011-05-05 Impedimed Limited Fluid level indicator determination
JP5836964B2 (ja) * 2009-11-05 2015-12-24 ニンバス・コンセプツ・エルエルシー 脊椎高周波神経切断術のための方法およびシステム
JP5755234B2 (ja) 2009-11-18 2015-07-29 インぺディメッド リミテッドＩｍｐｅｄｉｍｅｄ Ｌｉｍｉｔｅｄ 患者−電極間測定のための装置およびシステム
BR112012029263B8 (pt) 2010-05-21 2022-08-16 Nimbus Concepts Llc Agulha de neurotomia por radiofrequência
US8698641B2 (en) 2010-11-02 2014-04-15 Kimberly-Clark Worldwide, Inc. Body fluid discriminating sensor
US9138354B2 (en) 2012-12-27 2015-09-22 Kimberly-Clark Worldwide, Inc. Attachment for a conductorless wetness detector for an absorbent article
US20150045650A1 (en) * 2013-08-09 2015-02-12 Texas Instruments Incorporated Blood flow measurement system based on inductive sensing
US9320451B2 (en) 2014-02-27 2016-04-26 Kimberly-Clark Worldwide, Inc. Methods for assessing health conditions using single coil magnetic induction tomography imaging
US9442088B2 (en) * 2014-02-27 2016-09-13 Kimberly-Clark Worldwide, Inc. Single coil magnetic induction tomographic imaging
US10350115B2 (en) 2015-02-27 2019-07-16 Kimberly-Clark Worldwide, Inc. Absorbent article leakage assessment system
US9962300B1 (en) 2015-08-07 2018-05-08 Gary F Hirsch Sensor and housing
WO2018073439A1 (en) * 2016-10-20 2018-04-26 Koninklijke Philips N.V. A conductivity investigating device
MX392938B (es) 2017-04-05 2025-03-24 Kimberly Clark Co Prenda para detectar fugas en un articulo absorbente y metodos para detectar fugas del articulo absorbente usando la misma.
US11806123B2 (en) 2017-05-22 2023-11-07 Smith & Nephew Plc Systems and methods for performing magnetic induction tomography
DE102018121561A1 (de) * 2018-09-04 2020-03-05 Thyssenkrupp Ag Hochauflösende Induktions-/Frequenzmessung mit einem langsamen Mikrokontroller

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GB1320403A (en) 1969-07-11 1973-06-13 Fujitsu Ltd Oscillator circuit for producing an oscillation frequency dependent upon an applied voltage
JPS5271886A (en) * 1975-12-10 1977-06-15 Tokyo Shibaura Electric Co Device for measuring intact heart and lungs functions
US4114606A (en) * 1976-11-12 1978-09-19 The Johns Hopkins University Monitoring apparatus for resonant circuit intracranial pressure implants
US4433693A (en) * 1979-09-27 1984-02-28 Hochstein Peter A Method and assembly for monitoring respiration and detecting apnea
US4727330A (en) 1985-01-07 1988-02-23 Conductivity Diagnostics Research Method and apparatus for measuring the electrical conductivity of a subject
US4688580A (en) 1985-07-11 1987-08-25 The Johns Hopkins University Non-invasive electromagnetic technique for monitoring bone healing and bone fracture localization
JPS63131095A (ja) 1986-11-20 1988-06-03 Kunio Nagasaki 磁性金属体測定装置
JP2622119B2 (ja) 1987-08-28 1997-06-18 三井石油化学工業株式会社 含浸材の含浸深さ測定方法
JP2996542B2 (ja) * 1991-07-03 2000-01-11 本田技研工業株式会社 インバータ式電源装置
US5722997A (en) * 1996-09-17 1998-03-03 Sulzer Intermedics Inc. Method and apparatus for cardiac impedance sensing
US6147881A (en) * 1999-09-29 2000-11-14 Hua-In Co., Ltd. Resonant switching power supply
CA2342023C (en) 2000-04-10 2007-07-03 Randox Laboratories Ltd. Paramagnetic particle detection
JP3632832B2 (ja) 2000-04-27 2005-03-23 シャープ株式会社 シート抵抗測定方法
DE10127990C2 (de) 2001-06-08 2003-08-07 Vogt Electronic Ag Vorrichtung zur Befeuchtungserkennung
US7515012B2 (en) * 2002-06-20 2009-04-07 Alfred E. Mann Foundation For Scientific Research System and method for automatic tuning of a magnetic field generator
CN100397092C (zh) * 2004-06-17 2008-06-25 西门子（中国）有限公司 磁共振成像系统的接收线圈回路
US8361165B2 (en) * 2004-06-28 2013-01-29 Alfred E. Mann Foundation For Scientific Research Neural prosthetic with touch-like sensing

Also Published As

Publication number Publication date
KR101449073B1 (ko) 2014-10-08
AU2007285409A1 (en) 2008-02-21
JP2010500593A (ja) 2010-01-07
AU2007285409B2 (en) 2012-06-07
WO2008020351A2 (en) 2008-02-21
WO2008020351A3 (en) 2008-05-29
US20080048786A1 (en) 2008-02-28
EP2051628A2 (en) 2009-04-29
KR20090045246A (ko) 2009-05-07
US8725245B2 (en) 2014-05-13

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