CA2110716A1 - Oxymetre cerebral optique - Google Patents

Oxymetre cerebral optique

Info

Publication number
CA2110716A1
CA2110716A1 CA002110716A CA2110716A CA2110716A1 CA 2110716 A1 CA2110716 A1 CA 2110716A1 CA 002110716 A CA002110716 A CA 002110716A CA 2110716 A CA2110716 A CA 2110716A CA 2110716 A1 CA2110716 A1 CA 2110716A1
Authority
CA
Canada
Prior art keywords
brain
patient
computer
volume
supply
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.)
Granted
Application number
CA002110716A
Other languages
English (en)
Other versions
CA2110716C (fr
Inventor
Gary D. Lewis
Wayne P. Messing
Melville C. Stewart
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.)
Somanetics LLC
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2110716A1 publication Critical patent/CA2110716A1/fr
Application granted granted Critical
Publication of CA2110716C publication Critical patent/CA2110716C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61B5/1455—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 optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—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 optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14552—Details of sensors specially adapted therefor
    • 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 pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024—Detecting, measuring or recording pulse rate or heart rate
    • A61B5/02416—Detecting, measuring or recording pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • A61B5/02427—Details of sensor
    • A61B5/02433—Details of sensor for infrared radiation
    • 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
    • A61B5/1455—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 optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—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 optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A61B5/14553—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 optical sensors, e.g. spectral photometrical oximeters for measuring blood gases specially adapted for cerebral tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/40—Detecting, measuring or recording for evaluating the nervous system
    • A61B5/4058—Detecting, measuring or recording for evaluating the nervous system for evaluating the central nervous system
    • A61B5/4064—Evaluating the brain

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Molecular Biology (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Physiology (AREA)
  • Neurology (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
CA002110716A 1991-06-06 1992-06-04 Oxymetre cerebral optique Expired - Lifetime CA2110716C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71114791A 1991-06-06 1991-06-06
US711,147 1991-06-06
PCT/US1992/004654 WO1992021283A1 (fr) 1991-06-06 1992-06-04 Oxymetre cerebral optique

Publications (2)

Publication Number Publication Date
CA2110716A1 true CA2110716A1 (fr) 1992-12-10
CA2110716C CA2110716C (fr) 2003-10-28

Family

ID=24856954

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002110716A Expired - Lifetime CA2110716C (fr) 1991-06-06 1992-06-04 Oxymetre cerebral optique

Country Status (4)

Country Link
EP (1) EP0597875A4 (fr)
JP (1) JPH07500259A (fr)
CA (1) CA2110716C (fr)
WO (1) WO1992021283A1 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3577335B2 (ja) * 1993-06-02 2004-10-13 浜松ホトニクス株式会社 散乱吸収体計測方法及び装置
JP3433498B2 (ja) * 1993-06-02 2003-08-04 浜松ホトニクス株式会社 散乱吸収体の内部情報計測方法及び装置
US6662033B2 (en) 1994-04-01 2003-12-09 Nellcor Incorporated Pulse oximeter and sensor optimized for low saturation
US5421329A (en) * 1994-04-01 1995-06-06 Nellcor, Inc. Pulse oximeter sensor optimized for low saturation
JP3562847B2 (ja) * 1994-11-15 2004-09-08 謙 石原 ヘモグロビン濃度測定装置
US5524617A (en) * 1995-03-14 1996-06-11 Nellcor, Incorporated Isolated layer pulse oximetry
IT1277391B1 (it) * 1995-07-28 1997-11-10 Romano Deghenghi Peptidi ciclici analoghi della somatostatina ad attivita' inibitrice dell'ormone della crescita
AUPN740796A0 (en) 1996-01-04 1996-01-25 Circuitry Systems Limited Biomedical data collection apparatus
AU719852B2 (en) * 1996-01-04 2000-05-18 Larkace Pty Ltd Bioenergetic data collection apparatus
ATE468068T1 (de) 1998-07-04 2010-06-15 Whitland Res Ltd Unblutige messung von analyten aus blut
EP1104254A2 (fr) * 1998-08-13 2001-06-06 Whitland Research Limited Dispositif optique
USRE45607E1 (en) 1998-10-13 2015-07-14 Covidien Lp Multi-channel non-invasive tissue oximeter
CA2824033A1 (fr) 2005-09-13 2007-03-22 Edwards Lifesciences Corporation Mesure spectroscopique continue de l'hemoglobine totale
JP5443075B2 (ja) * 2009-06-30 2014-03-19 株式会社日立製作所 ゲームシステム、生体光計測装置
JP5822444B2 (ja) * 2010-07-29 2015-11-24 株式会社島津製作所 光測定装置
AU2011323310A1 (en) 2010-11-03 2013-06-13 University Of Washington Through Its Center For Commercialization Determination of tissue oxygenation in vivo
JP5238087B1 (ja) 2012-02-20 2013-07-17 浜松ホトニクス株式会社 濃度測定装置および濃度測定方法
JP6006668B2 (ja) * 2013-03-29 2016-10-12 浜松ホトニクス株式会社 濃度測定装置および濃度測定方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4281645A (en) * 1977-06-28 1981-08-04 Duke University, Inc. Method and apparatus for monitoring metabolism in body organs
US4907876A (en) * 1987-05-08 1990-03-13 Hamamatsu Photonics Kabushiki Kaisha Examination apparatus for measuring oxygenation in body organs
US4807631A (en) * 1987-10-09 1989-02-28 Critikon, Inc. Pulse oximetry system

Also Published As

Publication number Publication date
WO1992021283A1 (fr) 1992-12-10
CA2110716C (fr) 2003-10-28
EP0597875A4 (fr) 1995-02-08
EP0597875A1 (fr) 1994-05-25
JPH07500259A (ja) 1995-01-12

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