ATE424758T1 - Kontinuierliche optoakustische überwachung von hämoglobinkonzentration und hämatokrit - Google Patents
Kontinuierliche optoakustische überwachung von hämoglobinkonzentration und hämatokritInfo
- Publication number
- ATE424758T1 ATE424758T1 AT02756648T AT02756648T ATE424758T1 AT E424758 T1 ATE424758 T1 AT E424758T1 AT 02756648 T AT02756648 T AT 02756648T AT 02756648 T AT02756648 T AT 02756648T AT E424758 T1 ATE424758 T1 AT E424758T1
- Authority
- AT
- Austria
- Prior art keywords
- probe
- hematocrit
- hemoglobin concentration
- front face
- radiation
- Prior art date
Links
- 102000001554 Hemoglobins Human genes 0.000 title abstract 2
- 108010054147 Hemoglobins Proteins 0.000 title abstract 2
- 238000005534 hematocrit Methods 0.000 title abstract 2
- 238000012544 monitoring process Methods 0.000 title 1
- 239000000523 sample Substances 0.000 abstract 4
- 230000005855 radiation Effects 0.000 abstract 3
- 239000008280 blood Substances 0.000 abstract 1
- 210000004369 blood Anatomy 0.000 abstract 1
- 239000013307 optical fiber Substances 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
- A61B5/0059—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
- A61B5/0093—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy
- A61B5/0095—Detecting, measuring or recording by applying one single type of energy and measuring its conversion into another type of energy by applying light and detecting acoustic waves, i.e. photoacoustic measurements
-
- 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
-
- 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
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/12—Diagnosis using ultrasonic, sonic or infrasonic waves in body cavities or body tracts, e.g. by using catheters
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Optics & Photonics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/US2002/023620 WO2004010866A1 (en) | 2002-07-26 | 2002-07-26 | Continuous optoacoustic monitoring of hemoglobin concentration and hematocrit |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE424758T1 true ATE424758T1 (de) | 2009-03-15 |
Family
ID=31185975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT02756648T ATE424758T1 (de) | 2002-07-26 | 2002-07-26 | Kontinuierliche optoakustische überwachung von hämoglobinkonzentration und hämatokrit |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1526804B1 (de) |
AT (1) | ATE424758T1 (de) |
AU (1) | AU2002322640B2 (de) |
CA (1) | CA2496856C (de) |
DE (1) | DE60231561D1 (de) |
WO (1) | WO2004010866A1 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006061829A1 (en) * | 2004-12-06 | 2006-06-15 | Glucon Inc. | Photoacoustic intravascular probe |
US8686335B2 (en) | 2011-12-31 | 2014-04-01 | Seno Medical Instruments, Inc. | System and method for adjusting the light output of an optoacoustic imaging system |
US9289191B2 (en) | 2011-10-12 | 2016-03-22 | Seno Medical Instruments, Inc. | System and method for acquiring optoacoustic data and producing parametric maps thereof |
US9445785B2 (en) | 2011-11-02 | 2016-09-20 | Seno Medical Instruments, Inc. | System and method for normalizing range in an optoacoustic imaging system |
US10433732B2 (en) | 2011-11-02 | 2019-10-08 | Seno Medical Instruments, Inc. | Optoacoustic imaging system having handheld probe utilizing optically reflective material |
US9733119B2 (en) | 2011-11-02 | 2017-08-15 | Seno Medical Instruments, Inc. | Optoacoustic component utilization tracking |
US11287309B2 (en) | 2011-11-02 | 2022-03-29 | Seno Medical Instruments, Inc. | Optoacoustic component utilization tracking |
US9757092B2 (en) | 2011-11-02 | 2017-09-12 | Seno Medical Instruments, Inc. | Method for dual modality optoacoustic imaging |
US9814394B2 (en) | 2011-11-02 | 2017-11-14 | Seno Medical Instruments, Inc. | Noise suppression in an optoacoustic system |
US9743839B2 (en) | 2011-11-02 | 2017-08-29 | Seno Medical Instruments, Inc. | Playback mode in an optoacoustic imaging system |
US9730587B2 (en) | 2011-11-02 | 2017-08-15 | Seno Medical Instruments, Inc. | Diagnostic simulator |
US11191435B2 (en) * | 2013-01-22 | 2021-12-07 | Seno Medical Instruments, Inc. | Probe with optoacoustic isolator |
US20130289381A1 (en) | 2011-11-02 | 2013-10-31 | Seno Medical Instruments, Inc. | Dual modality imaging system for coregistered functional and anatomical mapping |
KR102105728B1 (ko) | 2012-03-09 | 2020-04-28 | 세노 메디컬 인스투르먼츠 인코포레이티드 | 광음향 이미징 시스템에서의 통계적 매핑 |
WO2013188713A1 (en) * | 2012-06-13 | 2013-12-19 | Seno Medical Instruments, Inc. | System and method for normalizing range in an optoacoustic imaging system |
JP6378311B2 (ja) * | 2013-03-15 | 2018-08-22 | ザ ジェネラル ホスピタル コーポレイション | 物体を特徴付ける方法とシステム |
WO2015168687A1 (en) * | 2014-05-02 | 2015-11-05 | Seno Medical Instruments, Inc. | Probe with optoacoustic isolator |
DE102015001414A1 (de) | 2015-02-06 | 2016-08-11 | Em-Tec Gmbh | Verfahren und Vorrichtung zum Messen eines Parameters einer Flüssigkeit |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5840023A (en) | 1996-01-31 | 1998-11-24 | Oraevsky; Alexander A. | Optoacoustic imaging for medical diagnosis |
US6309352B1 (en) | 1996-01-31 | 2001-10-30 | Board Of Regents, The University Of Texas System | Real time optoacoustic monitoring of changes in tissue properties |
US5941821A (en) * | 1997-11-25 | 1999-08-24 | Trw Inc. | Method and apparatus for noninvasive measurement of blood glucose by photoacoustics |
US5977538A (en) * | 1998-05-11 | 1999-11-02 | Imarx Pharmaceutical Corp. | Optoacoustic imaging system |
US6064898A (en) * | 1998-09-21 | 2000-05-16 | Essential Medical Devices | Non-invasive blood component analyzer |
WO2001010295A1 (en) * | 1999-08-06 | 2001-02-15 | The Board Of Regents Of The University Of Texas System | Optoacoustic monitoring of blood oxygenation |
-
2002
- 2002-07-26 AU AU2002322640A patent/AU2002322640B2/en not_active Expired
- 2002-07-26 WO PCT/US2002/023620 patent/WO2004010866A1/en not_active Application Discontinuation
- 2002-07-26 DE DE60231561T patent/DE60231561D1/de not_active Expired - Lifetime
- 2002-07-26 CA CA2496856A patent/CA2496856C/en not_active Expired - Lifetime
- 2002-07-26 AT AT02756648T patent/ATE424758T1/de not_active IP Right Cessation
- 2002-07-26 EP EP02756648A patent/EP1526804B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU2002322640B2 (en) | 2008-01-10 |
CA2496856A1 (en) | 2004-02-05 |
AU2002322640A1 (en) | 2004-02-16 |
EP1526804B1 (de) | 2009-03-11 |
WO2004010866A1 (en) | 2004-02-05 |
EP1526804A1 (de) | 2005-05-04 |
DE60231561D1 (de) | 2009-04-23 |
CA2496856C (en) | 2010-03-30 |
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Legal Events
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RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |