WO2007033318A3 - Continuous spectroscopic measurement of total hemoglobin - Google Patents
Continuous spectroscopic measurement of total hemoglobin Download PDFInfo
- Publication number
- WO2007033318A3 WO2007033318A3 PCT/US2006/035830 US2006035830W WO2007033318A3 WO 2007033318 A3 WO2007033318 A3 WO 2007033318A3 US 2006035830 W US2006035830 W US 2006035830W WO 2007033318 A3 WO2007033318 A3 WO 2007033318A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- total hemoglobin
- multiple wavelengths
- spectroscopic measurement
- measuring
- comparison
- Prior art date
Links
- 102000001554 Hemoglobins Human genes 0.000 title abstract 4
- 108010054147 Hemoglobins Proteins 0.000 title abstract 4
- 238000005259 measurement Methods 0.000 title 1
- 238000002835 absorbance Methods 0.000 abstract 2
- 239000008280 blood Substances 0.000 abstract 2
- 210000004369 blood Anatomy 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
- 239000013307 optical fiber Substances 0.000 abstract 1
- 238000001429 visible spectrum Methods 0.000 abstract 1
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
- A61B5/14535—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 haematocrit
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
- A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
- A61B5/0086—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters using infrared radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/414—Evaluating particular organs or parts of the immune or lymphatic systems
- A61B5/417—Evaluating particular organs or parts of the immune or lymphatic systems the bone marrow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
- G01N33/49—Blood
-
- 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
- A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008530038A JP2009507569A (en) | 2005-09-13 | 2006-09-13 | Continuous spectroscopic measurement of total hemoglobin |
EP06803589A EP1924195A2 (en) | 2005-09-13 | 2006-09-13 | Continuous spectroscopic measurement of total hemoglobin |
CA2610753A CA2610753C (en) | 2005-09-13 | 2006-09-13 | Continuous spectroscopic measurement of total hemoglobin |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71669505P | 2005-09-13 | 2005-09-13 | |
US60/716,695 | 2005-09-13 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007033318A2 WO2007033318A2 (en) | 2007-03-22 |
WO2007033318A3 true WO2007033318A3 (en) | 2007-05-03 |
Family
ID=37499523
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2006/035830 WO2007033318A2 (en) | 2005-09-13 | 2006-09-13 | Continuous spectroscopic measurement of total hemoglobin |
Country Status (6)
Country | Link |
---|---|
US (3) | US7426407B2 (en) |
EP (1) | EP1924195A2 (en) |
JP (1) | JP2009507569A (en) |
CN (1) | CN101232843A (en) |
CA (2) | CA2824033A1 (en) |
WO (1) | WO2007033318A2 (en) |
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2006
- 2006-09-13 US US11/521,323 patent/US7426407B2/en active Active
- 2006-09-13 EP EP06803589A patent/EP1924195A2/en not_active Withdrawn
- 2006-09-13 CA CA2824033A patent/CA2824033A1/en not_active Abandoned
- 2006-09-13 CA CA2610753A patent/CA2610753C/en active Active
- 2006-09-13 CN CNA2006800282001A patent/CN101232843A/en active Pending
- 2006-09-13 WO PCT/US2006/035830 patent/WO2007033318A2/en active Application Filing
- 2006-09-13 JP JP2008530038A patent/JP2009507569A/en active Pending
- 2006-09-13 US US11/521,324 patent/US7319894B2/en active Active
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2008
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Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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US6103197A (en) * | 1996-07-12 | 2000-08-15 | Avl Medical Instruments Ag | Method and apparatus for optically determining total hemoglobin concentration |
US6064474A (en) * | 1998-02-06 | 2000-05-16 | Optical Sensors, Inc. | Optical measurement of blood hematocrit incorporating a self-calibration algorithm |
US6473632B1 (en) * | 1999-06-16 | 2002-10-29 | Hutchinson Technology Incorporated | Total hemoglobin concentration measurement |
US20030009090A1 (en) * | 2001-04-19 | 2003-01-09 | Jeon Kye-Jin | Method and apparatus for noninvasively monitoring hemoglobin concentration and oxygen saturation |
US20030123047A1 (en) * | 2001-12-28 | 2003-07-03 | Joakim Pettersson | Analysis method and system therefor |
Also Published As
Publication number | Publication date |
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WO2007033318A2 (en) | 2007-03-22 |
US7319894B2 (en) | 2008-01-15 |
US7426407B2 (en) | 2008-09-16 |
CA2610753C (en) | 2014-04-29 |
US8483789B2 (en) | 2013-07-09 |
US20070060810A1 (en) | 2007-03-15 |
JP2009507569A (en) | 2009-02-26 |
US20070060809A1 (en) | 2007-03-15 |
CA2824033A1 (en) | 2007-03-22 |
US20080108887A1 (en) | 2008-05-08 |
CN101232843A (en) | 2008-07-30 |
CA2610753A1 (en) | 2007-03-22 |
EP1924195A2 (en) | 2008-05-28 |
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