ATE260068T1 - Vorrichtung zur temperaturdriftkorrektur zur bestimmung des herzschlagvolumens - Google Patents

Vorrichtung zur temperaturdriftkorrektur zur bestimmung des herzschlagvolumens

Info

Publication number
ATE260068T1
ATE260068T1 AT96942883T AT96942883T ATE260068T1 AT E260068 T1 ATE260068 T1 AT E260068T1 AT 96942883 T AT96942883 T AT 96942883T AT 96942883 T AT96942883 T AT 96942883T AT E260068 T1 ATE260068 T1 AT E260068T1
Authority
AT
Austria
Prior art keywords
temperature
signal
heart
blood
thermal drift
Prior art date
Application number
AT96942883T
Other languages
English (en)
Inventor
Timothy J Hughes
Original Assignee
Abbott Lab
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 Abbott Lab filed Critical Abbott Lab
Application granted granted Critical
Publication of ATE260068T1 publication Critical patent/ATE260068T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/026—Measuring blood flow
    • A61B5/0275—Measuring blood flow using tracers, e.g. dye dilution
    • A61B5/028—Measuring blood flow using tracers, e.g. dye dilution by thermo-dilution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G01K7/24—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit
    • G01K7/25—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor in a specially-adapted circuit, e.g. bridge circuit for modifying the output characteristic, e.g. linearising
    • 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
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Cardiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Hematology (AREA)
  • Surgery (AREA)
  • Physiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
AT96942883T 1995-12-22 1996-12-05 Vorrichtung zur temperaturdriftkorrektur zur bestimmung des herzschlagvolumens ATE260068T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/577,629 US5620002A (en) 1995-12-22 1995-12-22 Method for correcting thermal drift in cardiac output determination
PCT/US1996/019315 WO1997023162A1 (en) 1995-12-22 1996-12-05 Improved method for correcting thermal drift in cardiac output determination

Publications (1)

Publication Number Publication Date
ATE260068T1 true ATE260068T1 (de) 2004-03-15

Family

ID=24309515

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96942883T ATE260068T1 (de) 1995-12-22 1996-12-05 Vorrichtung zur temperaturdriftkorrektur zur bestimmung des herzschlagvolumens

Country Status (8)

Country Link
US (1) US5620002A (de)
EP (1) EP0868145B1 (de)
JP (1) JP3677517B2 (de)
AT (1) ATE260068T1 (de)
AU (1) AU721550B2 (de)
CA (1) CA2240371C (de)
DE (1) DE69631680T2 (de)
WO (1) WO1997023162A1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6339715B1 (en) 1999-09-30 2002-01-15 Ob Scientific Method and apparatus for processing a physiological signal
AU2002329507A1 (en) * 2002-07-17 2004-02-02 Karima H. Khalil Transmit time thermodilution guidewire system for measuring coronary blood flow velocity background of the invention
US7131950B1 (en) * 2002-09-23 2006-11-07 E.P. Limited System and method for noise reduction in thermodilution for cardiac measurement
US20060089562A1 (en) * 2004-10-22 2006-04-27 Gould D A Modified hickman-type catheter with embedded thermistor
US20070167862A1 (en) * 2005-11-29 2007-07-19 Lopez George A Cardiac output measurement devices and methods
US20090227859A1 (en) * 2006-01-25 2009-09-10 John Pile-Spellman Systems and methods for determining a cardiovascular parameter using temperature sensitive magnetic resonance imaging
US8855761B2 (en) * 2008-07-10 2014-10-07 Texas Heart Institute Method and system for temperature analysis to provide an early marker of congestive heart failure progress that precedes a patient's symptoms
US20110224536A1 (en) * 2008-08-01 2011-09-15 The Trustees Of Columbia University In The City Of New York Systems and methods for determining a temperature differential using temperature sensitive magnetic resonance imaging
US20180214033A1 (en) * 2017-02-02 2018-08-02 Edwards Lifesciences Corporation Hemodynamic monitor providing enhanced cardiac output measurements
CN110944689B (zh) 2017-06-07 2022-12-09 施菲姆德控股有限责任公司 血管内流体运动设备、系统和使用方法
WO2019094963A1 (en) 2017-11-13 2019-05-16 Shifamed Holdings, Llc Intravascular fluid movement devices, systems, and methods of use
WO2019152875A1 (en) 2018-02-01 2019-08-08 Shifamed Holdings, Llc Intravascular blood pumps and methods of use and manufacture
US12161857B2 (en) 2018-07-31 2024-12-10 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
WO2020073047A1 (en) 2018-10-05 2020-04-09 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
US11964145B2 (en) 2019-07-12 2024-04-23 Shifamed Holdings, Llc Intravascular blood pumps and methods of manufacture and use
WO2021016372A1 (en) 2019-07-22 2021-01-28 Shifamed Holdings, Llc Intravascular blood pumps with struts and methods of use and manufacture
EP4010046B1 (de) 2019-08-07 2026-07-15 Supira Medical, Inc. Katheterblutpumpen und zusammenklappbare pumpengehäuse
EP4782050A1 (de) 2019-09-25 2026-07-29 Supira Medical, Inc. Katheterblutpumpen und zusammenklappbare blutleitungen
WO2021062270A1 (en) 2019-09-25 2021-04-01 Shifamed Holdings, Llc Catheter blood pumps and collapsible pump housings
EP4034192B1 (de) 2019-09-25 2025-12-24 Supira Medical, Inc. Intravaskuläre blutpumpensysteme und verfahren zur verwendung und steuerung davon
EP4072650A4 (de) 2019-12-11 2024-01-10 Shifamed Holdings, LLC Absteigende aorten- und hohlvenenblutpumpen
WO2021127503A1 (en) 2019-12-19 2021-06-24 Shifamed Holdings, Llc Intravascular blood pumps, motors, and fluid control

Family Cites Families (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3085431A (en) * 1959-12-28 1963-04-16 Gen Electric Flow measuring apparatus
US3359974A (en) * 1963-10-07 1967-12-26 Hassan H Khalil Device for the thermal determination of cardiac volumetric performance
US3519924A (en) * 1967-09-22 1970-07-07 Heath Lab Inc Measurements systems using conductively-heated pyroelectric element
SE391036B (sv) * 1973-12-03 1977-01-31 Elektronik Konstruktions Ab Anordning for metning och/eller overvakning av ett strommande mediums stromningshastighet
US3985123A (en) * 1975-07-17 1976-10-12 Avco Everett Research Laboratory, Inc. Method and means for monitoring cardiac output
US4059982A (en) * 1975-08-29 1977-11-29 Massachusetts Institute Of Technology Apparatus for the measurement of thermal properties of biomaterials
US4217910A (en) * 1978-10-10 1980-08-19 The United States Of America As Represented By The Secretary Of The Navy Internal jugular and left ventricular thermodilution catheter
US4236527A (en) * 1978-10-20 1980-12-02 Massachusetts General Hospital Cardiac output detection by multiple frequency thermodilution
US4361049A (en) * 1980-08-18 1982-11-30 The Hospital For Sick Children Apparatus for calculating cardiac output
US4332157A (en) * 1980-08-29 1982-06-01 Trustees Of The University Of Pennsylvania Pyroelectric anemometer
SU1108331A1 (ru) * 1981-02-13 1984-08-15 Предприятие П/Я В-8495 Тепловой расходомер
JPS58501094A (ja) * 1981-07-13 1983-07-07 バテル　メモリアル　インステイチユ−ト 流体中に浸漬された探査子の熱交換と関連する該流体の少なくとも１つの瞬時的パラメ−タを算定する方法及び該方法を実行するための装置
US4403615A (en) * 1981-12-14 1983-09-13 Hoehner Paul J Thermal method for measuring blood perfusion
US4450719A (en) * 1982-10-13 1984-05-29 Hitachi, Ltd. Air flow meter
US4542748A (en) * 1983-03-07 1985-09-24 American Hospital Supply Corp. Apparatus and method for measuring cardiac output
US4507974A (en) * 1983-04-21 1985-04-02 The Board Of Trustees Of The Leland Stanford Jr. University Method and apparatus for measuring flow
US4672962A (en) * 1983-09-28 1987-06-16 Cordis Corporation Plaque softening method
US4745928A (en) * 1984-01-13 1988-05-24 American Hospital Supply Corporation Right heart ejection fraction and cardiac output catheter
US4637253A (en) * 1984-05-22 1987-01-20 Kabushiki Kaisha Toshiba Semiconductor flow detector for detecting the flow rate and flowing direction of fluid
JPS61125329A (ja) * 1984-11-21 1986-06-13 テルモ株式会社 心拍出量測定装置
US4679561A (en) * 1985-05-20 1987-07-14 The United States Of America As Represented By The United States Department Of Energy Implantable apparatus for localized heating of tissue
US4730623A (en) * 1985-06-14 1988-03-15 Lee Arnold St J Cardiac output estimation method and apparatus
JPS62207435A (ja) * 1986-03-07 1987-09-11 テルモ株式会社 心拍出量測定用カテ−テル
DE3639666A1 (de) * 1986-11-20 1988-06-01 Draegerwerk Ag Verfahren zur bestimmung einer messgroesse eines stroemenden mediums und messschaltung hierzu
US5046505A (en) * 1987-03-05 1991-09-10 Terumo Kabushiki Kaisha Apparatus and method for measuring cardiac output
US4869248A (en) * 1987-04-17 1989-09-26 Narula Onkar S Method and apparatus for localized thermal ablation
US4819655A (en) * 1987-08-04 1989-04-11 Webler William E Injectateless thermal cardiac output determination method and apparatus
US4901734A (en) * 1987-08-17 1990-02-20 Nova Medical Specialties Dual-thermistor thermodilution catheter
JPS6446056U (de) * 1987-09-17 1989-03-22
US4860744A (en) * 1987-11-02 1989-08-29 Raj K. Anand Thermoelectrically controlled heat medical catheter
US4907589A (en) * 1988-04-29 1990-03-13 Cosman Eric R Automatic over-temperature control apparatus for a therapeutic heating device
US4955377A (en) * 1988-10-28 1990-09-11 Lennox Charles D Device and method for heating tissue in a patient's body
US4966597A (en) * 1988-11-04 1990-10-30 Cosman Eric R Thermometric cardiac tissue ablation electrode with ultra-sensitive temperature detection
JPH02128753A (ja) * 1988-11-09 1990-05-17 Terumo Corp 心拍出量測定装置
US4949724A (en) * 1988-12-23 1990-08-21 Mahutte Cornelis K Method and apparatus for continuous measurement of cardiac output
JPH02185232A (ja) * 1989-01-13 1990-07-19 Terumo Corp 生体情報計測装置
US4979948A (en) * 1989-04-13 1990-12-25 Purdue Research Foundation Method and apparatus for thermally destroying a layer of an organ
US5056526A (en) * 1989-10-27 1991-10-15 Khalil Hassan H Device for global evaluation of the left ventricular ejection fraction by thermodilution
US4993420A (en) * 1990-03-30 1991-02-19 Rutgers University Method and apparatus for noninvasive monitoring dynamic cardiac performance
US5146414A (en) * 1990-04-18 1992-09-08 Interflo Medical, Inc. Method and apparatus for continuously measuring volumetric flow
US5122137A (en) * 1990-04-27 1992-06-16 Boston Scientific Corporation Temperature controlled rf coagulation
US5035514A (en) * 1990-05-07 1991-07-30 Thermal Technologies, Inc. Thermal probe for measuring thermal properties of a flowing medium
GB9011259D0 (en) * 1990-05-19 1990-07-11 Nashef Samer A Catheters
US5101828A (en) * 1991-04-11 1992-04-07 Rutgers, The State University Of Nj Methods and apparatus for nonivasive monitoring of dynamic cardiac performance
US5277191A (en) * 1991-06-19 1994-01-11 Abbott Laboratories Heated catheter for monitoring cardiac output
US5217019A (en) * 1991-12-27 1993-06-08 Abbott Laboratories Apparatus and method for continuously monitoring cardiac output
US5261411A (en) * 1991-12-27 1993-11-16 Abbott Laboratories Thermal drift correction while continuously monitoring cardiac output
US5363856A (en) * 1993-08-13 1994-11-15 Abbott Laboratories Correcting thermal drift in cardiac output determination

Also Published As

Publication number Publication date
US5620002A (en) 1997-04-15
JP2001511021A (ja) 2001-08-07
EP0868145B1 (de) 2004-02-25
DE69631680D1 (de) 2004-04-01
AU1146297A (en) 1997-07-17
WO1997023162A1 (en) 1997-07-03
CA2240371A1 (en) 1997-07-03
CA2240371C (en) 2005-02-15
DE69631680T2 (de) 2005-01-05
AU721550B2 (en) 2000-07-06
JP3677517B2 (ja) 2005-08-03
EP0868145A1 (de) 1998-10-07

Similar Documents

Publication Publication Date Title
DE69631680D1 (de) Vorrichtung zur temperaturdriftkorrektur zur bestimmung des herzschlagvolumens
DE69230832D1 (de) Vorrichtung zur kontinuierlichen überwachung des herzminutenvolumens
US5503157A (en) System for detection of electrical bioimpedance signals
US4245648A (en) Method and apparatus for measuring blood pressure and pulse rate
NO981304D0 (no) Anordning for in-vivo ikke-invasiv måling av en biologisk parameter vedrörende et kroppsfluid hos et menneske eller dyr
CA2187638A1 (en) Apparatus and method for measuring an induced perturbation to determine physiological parameter
DE69713595D1 (de) Vorrichtung zur blutstrommessungsmittelsanalyse der biologischen impedanz
ATE343348T1 (de) Vorrichtung zur pulswellenlaufzeitbestimmung und extrakorporale blutbehandlungseinrichtung mit einer solchen vorrichtung
CN104955386B (zh) 基于阻抗测量的组织温度的无创测量
US20030171693A1 (en) Method and apparatus for non-invasive measurement of changes in intracranal pressure
EP0231260A1 (de) Gerät zur unblutigen bestimmung des herzschlagvolumens
ATE411768T1 (de) Verfahren und vorrichtung zur nicht-invasiven anzeige von medizinischen bedingungen mittels des peripheren arteriellen druckes
US4788982A (en) Device for determining depth of anaesthesia
DK0994672T3 (da) Forbedret fremgangsmåde og apparatur til at måle hjertets minutvolumen
JPH034289Y2 (de)
SE9501114D0 (sv) Sätt och anordning för att bestämma och övervaka graden av narkos hos en människa
DK0429109T3 (da) Apparat til lydbølgebehandling og diagnosticering af en patient
JP3533122B2 (ja) 脈波モニタ
KR900004898B1 (ko) 아날로그 방식으로 dZ/dt의 최고점을 검출하는 임피던스 심장기록장치
Pandey et al. Impedance simulator for testing of instruments for bioimpedance sensing
Yamamoto et al. Impedance plethysmography in human limbs: Part 1 On electrodes and electrode geometry
JP3314521B2 (ja) 心拍変動波形解析方法及び装置
JP3319139B2 (ja) 生理状態判定方法及び装置
US8185182B1 (en) Noninvasive glucose measurement
Im et al. A study for the development of a noninvasive continuous blood pressure measuring system by analyzing radial artery pulse from a wrist

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties