AU2007285409B2 - Resonant coil for measuring specimen condition - Google Patents
Resonant coil for measuring specimen condition Download PDFInfo
- Publication number
- AU2007285409B2 AU2007285409B2 AU2007285409A AU2007285409A AU2007285409B2 AU 2007285409 B2 AU2007285409 B2 AU 2007285409B2 AU 2007285409 A AU2007285409 A AU 2007285409A AU 2007285409 A AU2007285409 A AU 2007285409A AU 2007285409 B2 AU2007285409 B2 AU 2007285409B2
- Authority
- AU
- Australia
- Prior art keywords
- signal
- circuit
- tunable reactive
- reactive circuit
- specimen
- 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.)
- Ceased
Links
- 230000006698 induction Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 19
- 210000004369 blood Anatomy 0.000 claims description 7
- 239000008280 blood Substances 0.000 claims description 7
- 239000003990 capacitor Substances 0.000 claims description 7
- 230000000747 cardiac effect Effects 0.000 claims description 7
- 230000002631 hypothermal effect Effects 0.000 claims description 7
- 206010020843 Hyperthermia Diseases 0.000 claims description 6
- 230000010339 dilation Effects 0.000 claims description 6
- 230000036031 hyperthermia Effects 0.000 claims description 6
- 230000001939 inductive effect Effects 0.000 claims description 6
- 206010030113 Oedema Diseases 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000012935 Averaging Methods 0.000 claims 2
- 210000001519 tissue Anatomy 0.000 description 13
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Classifications
-
- 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
- A61B5/48—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
-
- 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
Landscapes
- 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)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/464,284 US8725245B2 (en) | 2006-08-14 | 2006-08-14 | Resonant coil for measuring specimen condition |
| US11/464,284 | 2006-08-14 | ||
| PCT/IB2007/052904 WO2008020351A2 (en) | 2006-08-14 | 2007-07-20 | Resonant coil for measuring specimen condition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2007285409A1 AU2007285409A1 (en) | 2008-02-21 |
| AU2007285409B2 true AU2007285409B2 (en) | 2012-06-07 |
Family
ID=39082421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2007285409A Ceased AU2007285409B2 (en) | 2006-08-14 | 2007-07-20 | Resonant coil for measuring specimen condition |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8725245B2 (https=) |
| EP (1) | EP2051628A2 (https=) |
| JP (1) | JP5441696B2 (https=) |
| KR (1) | KR101449073B1 (https=) |
| AU (1) | AU2007285409B2 (https=) |
| WO (1) | WO2008020351A2 (https=) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2578106C (en) | 2004-06-18 | 2015-09-01 | The University Of Queensland | Oedema detection |
| AU2006265763B2 (en) | 2005-07-01 | 2012-08-09 | Impedimed Limited | Monitoring system |
| CA2608962C (en) | 2005-07-01 | 2016-12-06 | Scott Chetham | Monitoring system |
| US20080077042A1 (en) * | 2006-08-29 | 2008-03-27 | Feldkamp Joseph R | Breastfeeding Quantification |
| CA2670293C (en) * | 2006-11-30 | 2017-01-03 | Impedimed Limited | Measurement apparatus |
| EP2148613B9 (en) | 2007-04-20 | 2014-12-10 | 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 |
| US8274393B2 (en) | 2008-12-31 | 2012-09-25 | Kimberly-Clark Worldwide, Inc. | Remote detection systems for absorbent articles |
| US20100168694A1 (en) | 2008-12-31 | 2010-07-01 | Sudhanshu Gakhar | Infrared Wetness Detection System For An Absorbent Article |
| US8866624B2 (en) | 2008-12-31 | 2014-10-21 | Kimberly-Clark Worldwide, Inc. | Conductor-less detection system for an absorbent article |
| US8452388B2 (en) * | 2009-02-27 | 2013-05-28 | Kimberly-Clark Worldwide, Inc. | Apparatus and method for assessing vascular health |
| US8384378B2 (en) * | 2009-02-27 | 2013-02-26 | Kimberly-Clark Worldwide, Inc. | Conductivity sensor |
| WO2011050393A1 (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 |
| WO2011060497A1 (en) | 2009-11-18 | 2011-05-26 | Impedimed Limited | Signal distribution for patient-electrode measurements |
| MX2012013280A (es) | 2010-05-21 | 2013-03-05 | Nimbus Concepts Llc | Sistema y metodos para ablacion de tejido. |
| 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 |
| US9442088B2 (en) * | 2014-02-27 | 2016-09-13 | Kimberly-Clark Worldwide, Inc. | Single coil magnetic induction tomographic imaging |
| US9320451B2 (en) | 2014-02-27 | 2016-04-26 | Kimberly-Clark Worldwide, Inc. | Methods for assessing health conditions using single coil magnetic induction tomography imaging |
| KR102587532B1 (ko) | 2015-02-27 | 2023-10-11 | 킴벌리-클라크 월드와이드, 인크. | 흡수 용품 누설 평가 시스템 |
| 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 |
| KR102099784B1 (ko) | 2017-04-05 | 2020-04-10 | 킴벌리-클라크 월드와이드, 인크. | 흡수 용품 누출 검출 의복 및 이를 이용한 흡수 용품 누출 검출 방법 |
| WO2018215384A1 (en) | 2017-05-22 | 2018-11-29 | 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 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060005845A1 (en) * | 2004-06-28 | 2006-01-12 | Alfred E. Mann Foundation For Scientific Research | Neural prosthetic with touch-like sensing |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3641462A (en) | 1969-07-11 | 1972-02-08 | Fujitsu Ltd | L-c oscillator tunable by external dc voltage through phase shifted feedback network |
| 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 |
| US7241630B2 (en) * | 2000-04-10 | 2007-07-10 | 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 |
-
2006
- 2006-08-14 US US11/464,284 patent/US8725245B2/en not_active Expired - Fee Related
-
2007
- 2007-07-20 AU AU2007285409A patent/AU2007285409B2/en not_active Ceased
- 2007-07-20 KR KR1020097003034A patent/KR101449073B1/ko not_active Expired - Fee Related
- 2007-07-20 WO PCT/IB2007/052904 patent/WO2008020351A2/en not_active Ceased
- 2007-07-20 EP EP07825950A patent/EP2051628A2/en not_active Withdrawn
- 2007-07-20 JP JP2009524260A patent/JP5441696B2/ja not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060005845A1 (en) * | 2004-06-28 | 2006-01-12 | Alfred E. Mann Foundation For Scientific Research | Neural prosthetic with touch-like sensing |
Also Published As
| Publication number | Publication date |
|---|---|
| US8725245B2 (en) | 2014-05-13 |
| US20080048786A1 (en) | 2008-02-28 |
| KR20090045246A (ko) | 2009-05-07 |
| JP2010500593A (ja) | 2010-01-07 |
| EP2051628A2 (en) | 2009-04-29 |
| KR101449073B1 (ko) | 2014-10-08 |
| WO2008020351A3 (en) | 2008-05-29 |
| AU2007285409A1 (en) | 2008-02-21 |
| WO2008020351A2 (en) | 2008-02-21 |
| JP5441696B2 (ja) | 2014-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |