DE3784485D1 - Verfahren und geraet zur messung des sauerstoff-partialdruckes und der temperatur in lebendem gewebe. - Google Patents

Verfahren und geraet zur messung des sauerstoff-partialdruckes und der temperatur in lebendem gewebe.

Info

Publication number
DE3784485D1
DE3784485D1 DE8787311277T DE3784485T DE3784485D1 DE 3784485 D1 DE3784485 D1 DE 3784485D1 DE 8787311277 T DE8787311277 T DE 8787311277T DE 3784485 T DE3784485 T DE 3784485T DE 3784485 D1 DE3784485 D1 DE 3784485D1
Authority
DE
Germany
Prior art keywords
temperature
partial pressure
living tissue
oxygen partial
measuring oxygen
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.)
Expired - Fee Related
Application number
DE8787311277T
Other languages
English (en)
Other versions
DE3784485T2 (de
Inventor
Frederick H Bowman
Stephen K Burns
David J Edell
James C Weaver
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Massachusetts Institute of Technology
Original Assignee
Massachusetts Institute of Technology
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 Massachusetts Institute of Technology filed Critical Massachusetts Institute of Technology
Application granted granted Critical
Publication of DE3784485D1 publication Critical patent/DE3784485D1/de
Publication of DE3784485T2 publication Critical patent/DE3784485T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/14542—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1468—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means
    • A61B5/1473—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using chemical or electrochemical methods, e.g. by polarographic means invasive, e.g. introduced into the body by a catheter
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/18—Investigating or analyzing materials by the use of thermal means by investigating thermal conductivity

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
DE8787311277T 1986-12-22 1987-12-22 Verfahren und geraet zur messung des sauerstoff-partialdruckes und der temperatur in lebendem gewebe. Expired - Fee Related DE3784485T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/945,120 US4741343A (en) 1985-05-06 1986-12-22 Method and apparatus for measuring oxygen partial pressure and temperature in living tissue

Publications (2)

Publication Number Publication Date
DE3784485D1 true DE3784485D1 (de) 1993-04-08
DE3784485T2 DE3784485T2 (de) 1993-06-17

Family

ID=25482644

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787311277T Expired - Fee Related DE3784485T2 (de) 1986-12-22 1987-12-22 Verfahren und geraet zur messung des sauerstoff-partialdruckes und der temperatur in lebendem gewebe.

Country Status (4)

Country Link
US (1) US4741343A (de)
EP (1) EP0278177B1 (de)
CA (1) CA1325662C (de)
DE (1) DE3784485T2 (de)

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US5158083A (en) * 1989-10-23 1992-10-27 Mountpelier Investments, S.A. Miniature pco2 probe for in vivo biomedical applications
JP2798450B2 (ja) * 1989-12-08 1998-09-17 株式会社日立製作所 生体計測装置
JPH05508328A (ja) * 1990-03-02 1993-11-25 パワーズ，アレクサンドロス．ディー． 熱拡散流モニターを備えた多元プローブ
US5284139A (en) * 1991-12-30 1994-02-08 Abbot Laboratories Hemometrix temperature compensation
AT397458B (de) * 1992-09-25 1994-04-25 Avl Verbrennungskraft Messtech Sensoranordnung
GB9322563D0 (en) * 1993-11-02 1993-12-22 Siemens Plessey Controls Ltd Improvements in or relating to water quality sensor apparatus
ES2154280T3 (es) * 1993-11-02 2001-04-01 Siemens Plc Aparato sensor de la calidad del agua.
US7072328B2 (en) * 2001-01-12 2006-07-04 Voicegenie Technologies Inc. Computer-implemented voice markup language-based server
CA2445450C (en) 2001-05-17 2008-08-12 Thermal Technologies, Inc. Blood flow monitor for shock and resuscitation
US6832111B2 (en) * 2001-07-06 2004-12-14 Hosheng Tu Device for tumor diagnosis and methods thereof
US20030045798A1 (en) * 2001-09-04 2003-03-06 Richard Hular Multisensor probe for tissue identification
US10155082B2 (en) 2002-04-10 2018-12-18 Baxter International Inc. Enhanced signal detection for access disconnection systems
US7022098B2 (en) 2002-04-10 2006-04-04 Baxter International Inc. Access disconnection systems and methods
US20040254513A1 (en) 2002-04-10 2004-12-16 Sherwin Shang Conductive polymer materials and applications thereof including monitoring and providing effective therapy
US7052480B2 (en) 2002-04-10 2006-05-30 Baxter International Inc. Access disconnection systems and methods
US20050004476A1 (en) * 2003-05-28 2005-01-06 Saeed Payvar Method and apparatus for detecting ischemia
WO2005089061A2 (en) * 2004-03-23 2005-09-29 Nds Limited Optimally adapting multimedia content for mobile subscriber device playback
US8430881B2 (en) 2004-10-15 2013-04-30 Baxano, Inc. Mechanical tissue modification devices and methods
US8257356B2 (en) 2004-10-15 2012-09-04 Baxano, Inc. Guidewire exchange systems to treat spinal stenosis
US8048080B2 (en) 2004-10-15 2011-11-01 Baxano, Inc. Flexible tissue rasp
US7959577B2 (en) * 2007-09-06 2011-06-14 Baxano, Inc. Method, system, and apparatus for neural localization
US9101386B2 (en) 2004-10-15 2015-08-11 Amendia, Inc. Devices and methods for treating tissue
US20110190772A1 (en) 2004-10-15 2011-08-04 Vahid Saadat Powered tissue modification devices and methods
US8221397B2 (en) 2004-10-15 2012-07-17 Baxano, Inc. Devices and methods for tissue modification
US7938830B2 (en) 2004-10-15 2011-05-10 Baxano, Inc. Powered tissue modification devices and methods
US9247952B2 (en) 2004-10-15 2016-02-02 Amendia, Inc. Devices and methods for tissue access
US8062300B2 (en) 2006-05-04 2011-11-22 Baxano, Inc. Tissue removal with at least partially flexible devices
US20100331883A1 (en) 2004-10-15 2010-12-30 Schmitz Gregory P Access and tissue modification systems and methods
US7578819B2 (en) 2005-05-16 2009-08-25 Baxano, Inc. Spinal access and neural localization
US8617163B2 (en) 2004-10-15 2013-12-31 Baxano Surgical, Inc. Methods, systems and devices for carpal tunnel release
US7887538B2 (en) 2005-10-15 2011-02-15 Baxano, Inc. Methods and apparatus for tissue modification
US7553307B2 (en) 2004-10-15 2009-06-30 Baxano, Inc. Devices and methods for tissue modification
EP1799129B1 (de) * 2004-10-15 2020-11-25 Baxano, Inc. Vorrichtungen zur gewebeentfernung
US20070038126A1 (en) * 2005-06-23 2007-02-15 Pyle Jason L System and method for monitoring of end organ oxygenation by measurement of in vivo cellular energy status
US8366712B2 (en) 2005-10-15 2013-02-05 Baxano, Inc. Multiple pathways for spinal nerve root decompression from a single access point
US20080086034A1 (en) 2006-08-29 2008-04-10 Baxano, Inc. Tissue Access Guidewire System and Method
US8062298B2 (en) 2005-10-15 2011-11-22 Baxano, Inc. Flexible tissue removal devices and methods
US8092456B2 (en) 2005-10-15 2012-01-10 Baxano, Inc. Multiple pathways for spinal nerve root decompression from a single access point
US8192436B2 (en) 2007-12-07 2012-06-05 Baxano, Inc. Tissue modification devices
US9314253B2 (en) 2008-07-01 2016-04-19 Amendia, Inc. Tissue modification devices and methods
US8409206B2 (en) 2008-07-01 2013-04-02 Baxano, Inc. Tissue modification devices and methods
US8398641B2 (en) 2008-07-01 2013-03-19 Baxano, Inc. Tissue modification devices and methods
WO2010006265A2 (en) * 2008-07-10 2010-01-14 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
EP2328489B1 (de) 2008-07-14 2019-10-09 Amendia, Inc. Vorrichtungen zur gewebemodifizierung
US8114043B2 (en) 2008-07-25 2012-02-14 Baxter International Inc. Electromagnetic induction access disconnect sensor
AU2010223872B2 (en) 2009-03-13 2014-05-01 Baxano, Inc. Flexible neural localization devices and methods
US8394102B2 (en) 2009-06-25 2013-03-12 Baxano, Inc. Surgical tools for treatment of spinal stenosis

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH564771A5 (de) * 1973-05-10 1975-07-31 Hoffmann La Roche
US3900382A (en) * 1974-11-01 1975-08-19 Gen Electric Miniature probe containing multifunctional electrochemical electrodes
DE2632931C3 (de) * 1976-07-22 1980-05-08 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen Polarografische Sauerstoffmessung
AT351848B (de) * 1977-03-14 1979-08-10 Prohaska Otto Duennschicht-vielfachsonde und/oder -geber
GB2005418B (en) * 1977-07-26 1982-04-21 Searle & Co Electrochemical sensor system
DE2911601C2 (de) * 1979-03-24 1982-05-13 Hellige Gmbh, 7800 Freiburg Meßwertaufnehmer für physiologische Meßgrößen mit einer Einrichtung zur elektrischen Beheizung
US4269684A (en) * 1979-10-01 1981-05-26 Cordis Corporation Apparatus for oxygen partial pressure measurement
US4461304A (en) * 1979-11-05 1984-07-24 Massachusetts Institute Of Technology Microelectrode and assembly for parallel recording of neurol groups
US4375220A (en) * 1980-05-09 1983-03-01 Matvias Fredrick M Microwave applicator with cooling mechanism for intracavitary treatment of cancer
CA1241584A (en) * 1982-03-22 1988-09-06 Richard G. Fiddian-Green Hollow viscus tonometry
DE3225871A1 (de) * 1982-07-10 1984-01-12 Heinz 4292 Rhede Himmelberg Kanuelensensor und messverfahren hierzu
EP0120108B1 (de) * 1983-03-25 1986-08-13 Dräger Nederland B.V. Elektrochemische Zelle zur Bestimmung eines bestimmten Bestandteils eines Fluids
EP0122952B1 (de) * 1983-04-22 1987-10-28 Mitsubishi Rayon Co., Ltd. Vorrichtung zum Messen des Partialdruckes eines Gases in einem lebenden Körper

Also Published As

Publication number Publication date
EP0278177A2 (de) 1988-08-17
EP0278177B1 (de) 1993-03-03
US4741343A (en) 1988-05-03
DE3784485T2 (de) 1993-06-17
EP0278177A3 (en) 1989-02-01
CA1325662C (en) 1993-12-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee