ATE135179T1 - Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorgan - Google Patents
Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorganInfo
- Publication number
- ATE135179T1 ATE135179T1 AT90916391T AT90916391T ATE135179T1 AT E135179 T1 ATE135179 T1 AT E135179T1 AT 90916391 T AT90916391 T AT 90916391T AT 90916391 T AT90916391 T AT 90916391T AT E135179 T1 ATE135179 T1 AT E135179T1
- Authority
- AT
- Austria
- Prior art keywords
- body part
- pct
- fluid
- measuring
- sec
- Prior art date
Links
- 239000012530 fluid Substances 0.000 title abstract 2
- 210000000056 organ Anatomy 0.000 title abstract 2
- 239000008280 blood Substances 0.000 title 1
- 210000004369 blood Anatomy 0.000 title 1
- 230000017531 blood circulation Effects 0.000 abstract 1
- 230000008081 blood perfusion Effects 0.000 abstract 1
- 210000004204 blood vessel Anatomy 0.000 abstract 1
- 238000005259 measurement 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
- A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
- A61B5/026—Measuring blood flow
- A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Physiology (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Measuring Volume Flow (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8903641A SE465061B (sv) | 1989-10-31 | 1989-10-31 | Anordning foer maetning och presentation av storleken av den ytliga blodcirkulationen i en kroppsdel med laser-doppler-teknik, |
| SE9002467A SE465151B (sv) | 1989-10-31 | 1990-07-19 | En metod och en anordning foer maetning av stroemningsroerelser i ett fluidum med laser-doppler-teknik |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE135179T1 true ATE135179T1 (de) | 1996-03-15 |
Family
ID=26660628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT90916391T ATE135179T1 (de) | 1989-10-31 | 1990-10-30 | Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorgan |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5339817A (de) |
| EP (1) | EP0497859B1 (de) |
| JP (1) | JP3142867B2 (de) |
| AT (1) | ATE135179T1 (de) |
| DE (1) | DE69025950T2 (de) |
| WO (1) | WO1991006244A1 (de) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8907101D0 (en) * | 1989-03-29 | 1989-05-10 | Nat Res Dev | Blood flow determination |
| US5845639A (en) * | 1990-08-10 | 1998-12-08 | Board Of Regents Of The University Of Washington | Optical imaging methods |
| SE468925B (sv) * | 1991-08-22 | 1993-04-19 | Gert Nilsson | En metod och en anordning foer att reducera den avstaandsberoende foerstaerkningsfaktorn vid maetning av stroemningsroerelser med en bildgivande laser-doppler teknik, i synnerhet vid maetning av blodperfusion genom en vaevnad |
| DE69227463T2 (de) * | 1991-12-17 | 1999-06-10 | Dynamics Imaging, Inc., Devon, Penn. | Verfahren und vorrichtung zur diagnose von lebenden organismen |
| US6002958A (en) * | 1992-12-24 | 1999-12-14 | Dynamics Imaging, Inc. | Method and apparatus for diagnostics of internal organs |
| US5865743A (en) * | 1994-02-23 | 1999-02-02 | Dynamics Imaging, Inc. | Method of living organism multimodal functional mapping |
| US6192262B1 (en) | 1994-02-23 | 2001-02-20 | Dobi Medical Systems, Llc | Method of living organism multimodal functional mapping |
| GB9610700D0 (en) * | 1996-05-22 | 1996-07-31 | Moor Instr Ltd | Apparatus for imaging microvascular blood flow |
| GB9623363D0 (en) | 1996-11-09 | 1997-01-08 | Moor Instr Ltd | Apparatus for measuring microvascular blood flow |
| GB2336733B (en) * | 1996-11-09 | 2001-02-21 | Moor Instr Ltd | Apparatus for measuring microvascular blood flow |
| US5954658A (en) * | 1997-03-21 | 1999-09-21 | Gorti; Sridhar | Method and apparatus for measuring blood flow at precise depths in tissue and skin |
| US6132380A (en) * | 1998-09-16 | 2000-10-17 | Massachusetts Institute Of Technology | Method and apparatus for measuring perfusion of biological tissue by blood |
| US6996256B2 (en) * | 2000-06-08 | 2006-02-07 | Honeywell International Inc. | Detection system and method using thermal image analysis |
| US7111980B2 (en) | 2001-04-19 | 2006-09-26 | Honeywell International Inc. | System and method using thermal image analysis and slope threshold classification for polygraph testing |
| US6854879B2 (en) * | 2001-04-19 | 2005-02-15 | Honeywell International Inc. | System and method using thermal image analysis for polygraph testing |
| US7113817B1 (en) * | 2001-10-04 | 2006-09-26 | Wintec, Llc | Optical imaging of blood circulation velocities |
| US6888914B2 (en) * | 2002-11-26 | 2005-05-03 | General Electric Company | Methods and apparatus for computing volumetric perfusion |
| JP5227023B2 (ja) * | 2004-09-21 | 2013-07-03 | ディジタル シグナル コーポレイション | 生理学的機能を遠隔的にモニターするシステムおよび方法 |
| US7138905B2 (en) * | 2004-11-18 | 2006-11-21 | Honeywell International Inc. | Controlled environment thermal image detection system and methods regarding same |
| US8478386B2 (en) | 2006-01-10 | 2013-07-02 | Accuvein Inc. | Practitioner-mounted micro vein enhancer |
| US8489178B2 (en) | 2006-06-29 | 2013-07-16 | Accuvein Inc. | Enhanced laser vein contrast enhancer with projection of analyzed vein data |
| US10238294B2 (en) | 2006-06-29 | 2019-03-26 | Accuvein, Inc. | Scanned laser vein contrast enhancer using one laser |
| US12295744B2 (en) | 2006-01-10 | 2025-05-13 | Accuvein, Inc. | Micro vein enhancer with two lasers and two optical detectors configured for removing surface topology |
| US9492117B2 (en) | 2006-01-10 | 2016-11-15 | Accuvein, Inc. | Practitioner-mounted micro vein enhancer |
| US10813588B2 (en) | 2006-01-10 | 2020-10-27 | Accuvein, Inc. | Micro vein enhancer |
| US11253198B2 (en) | 2006-01-10 | 2022-02-22 | Accuvein, Inc. | Stand-mounted scanned laser vein contrast enhancer |
| US12089951B2 (en) | 2006-01-10 | 2024-09-17 | AccuVeiw, Inc. | Scanned laser vein contrast enhancer with scanning correlated to target distance |
| US9854977B2 (en) | 2006-01-10 | 2018-01-02 | Accuvein, Inc. | Scanned laser vein contrast enhancer using a single laser, and modulation circuitry |
| US8838210B2 (en) | 2006-06-29 | 2014-09-16 | AccuView, Inc. | Scanned laser vein contrast enhancer using a single laser |
| US12408865B2 (en) | 2006-01-10 | 2025-09-09 | Accuvein Inc. | Vein imaging device with differential image resolution at the center and the extremities of the vein image |
| US12471844B2 (en) | 2006-06-29 | 2025-11-18 | Accuvein, Inc. | Scanned laser vein contrast enhancer with full stopping of scanner movement during scan line reversals |
| US11278240B2 (en) | 2006-01-10 | 2022-03-22 | Accuvein, Inc. | Trigger-actuated laser vein contrast enhancer |
| US7817256B2 (en) * | 2006-02-22 | 2010-10-19 | Kyushu Institute Of Technology | Personal authentication method and personal authentication device utilizing finger-tip blood flow measurement by laser light |
| US8730321B2 (en) | 2007-06-28 | 2014-05-20 | Accuvein, Inc. | Automatic alignment of a contrast enhancement system |
| US8594770B2 (en) | 2006-06-29 | 2013-11-26 | Accuvein, Inc. | Multispectral detection and presentation of an object's characteristics |
| US8463364B2 (en) | 2009-07-22 | 2013-06-11 | Accuvein Inc. | Vein scanner |
| US8249697B2 (en) * | 2008-10-07 | 2012-08-21 | Alfred E. Mann Institute For Biomedical Engineering At The University Of Southern California | Cardiac output monitor with compensation for tissue perfusion |
| US9061109B2 (en) | 2009-07-22 | 2015-06-23 | Accuvein, Inc. | Vein scanner with user interface |
| US9072426B2 (en) | 2012-08-02 | 2015-07-07 | AccuVein, Inc | Device for detecting and illuminating vasculature using an FPGA |
| US10517483B2 (en) | 2012-12-05 | 2019-12-31 | Accuvein, Inc. | System for detecting fluorescence and projecting a representative image |
| MX380885B (es) * | 2013-08-14 | 2025-03-12 | Pedra Tech Pte Ltd | Sistemas para valoración de revascularización. |
| JP2016150081A (ja) * | 2015-02-17 | 2016-08-22 | ソニー株式会社 | 光学ユニット、測定システムおよび測定方法 |
| JP6033934B2 (ja) * | 2015-09-03 | 2016-11-30 | パイオニア株式会社 | 流体評価装置及び方法 |
| CN109247910B (zh) * | 2017-07-12 | 2020-12-15 | 京东方科技集团股份有限公司 | 血管显示设备以及血管显示方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3511227A (en) * | 1967-02-27 | 1970-05-12 | Univ Utah | Measurement of blood flow using coherent radiation and doppler effect |
| US4495949A (en) * | 1982-07-19 | 1985-01-29 | Spectrascan, Inc. | Transillumination method |
| FR2531854A1 (fr) * | 1982-08-23 | 1984-02-24 | Cird | Appareil de mesure non invasive de la vitesse moyenne du courant sanguin dans des tissus vivants |
| DE3245939C2 (de) * | 1982-12-11 | 1985-12-19 | Fa. Carl Zeiss, 7920 Heidenheim | Vorrichtung zur Erzeugung eines Bildes des Augenhintergrundes |
| SE8400289D0 (sv) * | 1984-01-20 | 1984-01-20 | Perimed Kb | Sett och anordning for bestemning av blodflodet i de ytliga blodkerlen hos en vevnad |
| US4596254A (en) * | 1984-12-18 | 1986-06-24 | Tsi Research Associates Limited Partnership | Laser Doppler flow monitor |
| EP0234869B1 (de) * | 1986-02-25 | 1990-12-27 | Kowa Company, Ltd. | Verfahren und Gerät für Augendiagnostik |
| AU608807B2 (en) * | 1987-03-03 | 1991-04-18 | Hitoshi Fujii | Apparatus for monitoring bloodstream |
| JP2641220B2 (ja) * | 1987-10-28 | 1997-08-13 | 興和株式会社 | 速度分布測定装置 |
| EP0389120B1 (de) * | 1989-03-06 | 1995-01-18 | Kowa Company Ltd. | Verfahren zur Augen-Diagnostik |
| GB8907101D0 (en) * | 1989-03-29 | 1989-05-10 | Nat Res Dev | Blood flow determination |
| JP3021628B2 (ja) * | 1990-11-27 | 2000-03-15 | 興和株式会社 | 血流測定装置 |
-
1990
- 1990-10-30 JP JP02515218A patent/JP3142867B2/ja not_active Expired - Fee Related
- 1990-10-30 US US07/852,145 patent/US5339817A/en not_active Expired - Fee Related
- 1990-10-30 WO PCT/SE1990/000705 patent/WO1991006244A1/en not_active Ceased
- 1990-10-30 AT AT90916391T patent/ATE135179T1/de active
- 1990-10-30 EP EP90916391A patent/EP0497859B1/de not_active Expired - Lifetime
- 1990-10-30 DE DE69025950T patent/DE69025950T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO1991006244A1 (en) | 1991-05-16 |
| US5339817A (en) | 1994-08-23 |
| JP3142867B2 (ja) | 2001-03-07 |
| DE69025950T2 (de) | 1996-09-05 |
| JPH05501374A (ja) | 1993-03-18 |
| DE69025950D1 (de) | 1996-04-18 |
| EP0497859A1 (de) | 1992-08-12 |
| EP0497859B1 (de) | 1996-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE135179T1 (de) | Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorgan | |
| ATE45223T1 (de) | Verfahren und vorrichtung zur feststellung von internen fehlern an den flanken des kopfes einer eisenbahnschiene mittels ultraschall. | |
| DE69013757T2 (de) | Messung der Festigkeit einer bewegenden Stoffbahn. | |
| DE60130356D1 (de) | Verfahren und vorrichtung zur bestimmung der polarisationseigenschaften von licht, das durch ein material emittiert, reflektiert oder durchgelassen wird, durch verwendung eines laser-scan-mikroskops | |
| DE69531776D1 (de) | Vorrichtung und verfahren zur bestimmung eines ersten parameters eines objektes | |
| ATE187051T1 (de) | Sonde und verfahren zur genauen bestimmung der geschwindigkeit oder des durchflusses einer flüssigkeit | |
| DE69005270D1 (de) | Verfahren zur optischen analyse. | |
| DE3781197D1 (de) | Verfahren und vorrichtung mit einem zweistrahleninterferenzmikroskop zur untersuchung von integrierten schaltungen und dergleichen. | |
| ATE155884T1 (de) | Verfahren und vorrichtung zur kontinuierlichen zerstörungsfreien ultraschallprüfung von eisenbahnschienen | |
| ATE283665T1 (de) | Verfahren und vorrichtung zum bestimmen der nachgiebigkeit und des blutdrucks einer arterie mit hilfe einer ultraschall echographie | |
| ATE268478T1 (de) | Verfahren und vorrichtung zum aufspüren eines objektes | |
| ATE19311T1 (de) | Vorrichtung zum feststellen von defekten mittels eines aussermittigen lichtstrahles. | |
| Haderer et al. | Spatial imaging of stratified heterogeneous microstructures: determination of the hardness penetration depth in thermally treated steel parts by laser ultrasound | |
| GB2338857A (en) | Apparatus for imaging blood flow in the microcirculation | |
| Kilpatrick et al. | Blood velocity measurement by fiber optic laser Doppler anemometry | |
| ATE58436T1 (de) | Verfahren zum optischen abtasten eines objektes und vorrichtung zur durchfuehrung des verfahrens. | |
| SE9002467D0 (sv) | En metod och en anordning foer maetning och presentation av stroemningsroerelser i ett fluidum, i synnerhet av blodgenomstroemningen i ett kroppsorgan | |
| ATE153132T1 (de) | Verfahren und vorrichtung zur im wesentlichen dämpfungsunabhängigen messung der dichte von flüssigkeiten mittels ultraschall | |
| RU94013395A (ru) | Способ определения геометрических параметров детали и устройство для его осуществления | |
| RU93012951A (ru) | Способ оптической томографии прозрачных материалов | |
| DE59104302D1 (de) | Verfahren und Vorrichtung zur zerstörungsfreien Prüfung von Oberflächenschichten, insbesondere von kompliziert geformten grossen Bauteilen. | |
| DE59002149D1 (de) | Wirbelstrompruefsonde zur pruefung von rohren eines dampferzeugers. | |
| JPS54153691A (en) | Method and apparatus for ultrasonic flaw detection of nozzles | |
| DE59914241D1 (de) | Messeinrichtung zur Erfassung von Dimensionen von Prüflingen sowie Verfahren unter Verwendung der Messeinrichtung | |
| Hruska | The Diagnostic Method of Active Testing of Steels |