AU766128B2 - Apparatus for measuring an oxygen concentration gradient and method of use thereof - Google Patents
Apparatus for measuring an oxygen concentration gradient and method of use thereof Download PDFInfo
- Publication number
- AU766128B2 AU766128B2 AU19649/01A AU1964901A AU766128B2 AU 766128 B2 AU766128 B2 AU 766128B2 AU 19649/01 A AU19649/01 A AU 19649/01A AU 1964901 A AU1964901 A AU 1964901A AU 766128 B2 AU766128 B2 AU 766128B2
- Authority
- AU
- Australia
- Prior art keywords
- phosphorescence
- sample
- oxygen
- lifetime
- signal
- 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
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
- A61B5/14556—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 by fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6408—Fluorescence; Phosphorescence with measurement of decay time, time resolved fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6432—Quenching
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Optics & Photonics (AREA)
- Heart & Thoracic Surgery (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15961699P | 1999-10-14 | 1999-10-14 | |
US60/159616 | 1999-10-14 | ||
PCT/US2000/041171 WO2001027585A2 (en) | 1999-10-14 | 2000-10-13 | Oxygen concentration gradient measurement apparatus and method |
Publications (2)
Publication Number | Publication Date |
---|---|
AU1964901A AU1964901A (en) | 2001-04-23 |
AU766128B2 true AU766128B2 (en) | 2003-10-09 |
Family
ID=22573286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU19649/01A Ceased AU766128B2 (en) | 1999-10-14 | 2000-10-13 | Apparatus for measuring an oxygen concentration gradient and method of use thereof |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1220639A4 (de) |
AU (1) | AU766128B2 (de) |
CA (1) | CA2387492C (de) |
WO (1) | WO2001027585A2 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1742038A1 (de) | 2005-07-06 | 2007-01-10 | Academisch Medisch Centrum bij de Universiteit van Amsterdam | Vorrichtung und Verfahren zur Bestimmung der Konzentration einer Substanz |
WO2010019041A1 (en) | 2008-08-15 | 2010-02-18 | Erasmus University Medical Center Rotterdam | Methods and devices for assessment of mitochondrial function |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5515694A (en) * | 1995-01-30 | 1996-05-14 | Carrier Corporation | Subcooler level control for a turbine expansion refrigeration cycle |
US5515864A (en) * | 1994-04-21 | 1996-05-14 | Zuckerman; Ralph | Method and apparatus for the in vivo measurement of oxygen concentration levels by the indirect determination of fluoescence lifetime |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5186173A (en) * | 1990-08-14 | 1993-02-16 | Drexel University | Method for in vivo measurement of oxygen concentration levels |
US5281825A (en) * | 1991-09-05 | 1994-01-25 | The University Of Maryland School Of Medicine | Phase fluorometry using a modulated electroluminescent lamp as a light source |
US5462879A (en) * | 1993-10-14 | 1995-10-31 | Minnesota Mining And Manufacturing Company | Method of sensing with emission quenching sensors |
US5863460A (en) * | 1996-04-01 | 1999-01-26 | Chiron Diagnostics Corporation | Oxygen sensing membranes and methods of making same |
US5830138A (en) * | 1996-12-16 | 1998-11-03 | Trustees Of The University Of Pennsylvania | Intravascular catheter probe for clinical oxygen, pH and CO2 measurement |
US6165741A (en) * | 1997-05-30 | 2000-12-26 | The Trustees Of The University Of Pennsylvania | Method for rapid detection of bacterial growth in cultures |
-
2000
- 2000-10-13 WO PCT/US2000/041171 patent/WO2001027585A2/en active IP Right Grant
- 2000-10-13 CA CA2387492A patent/CA2387492C/en not_active Expired - Fee Related
- 2000-10-13 EP EP00982645A patent/EP1220639A4/de not_active Withdrawn
- 2000-10-13 AU AU19649/01A patent/AU766128B2/en not_active Ceased
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5515864A (en) * | 1994-04-21 | 1996-05-14 | Zuckerman; Ralph | Method and apparatus for the in vivo measurement of oxygen concentration levels by the indirect determination of fluoescence lifetime |
US5515694A (en) * | 1995-01-30 | 1996-05-14 | Carrier Corporation | Subcooler level control for a turbine expansion refrigeration cycle |
Also Published As
Publication number | Publication date |
---|---|
WO2001027585A2 (en) | 2001-04-19 |
CA2387492A1 (en) | 2001-04-19 |
AU1964901A (en) | 2001-04-23 |
EP1220639A2 (de) | 2002-07-10 |
EP1220639A4 (de) | 2006-06-07 |
WO2001027585A3 (en) | 2002-01-03 |
CA2387492C (en) | 2012-07-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FGA | Letters patent sealed or granted (standard patent) |