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 körperorgan

Info

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
Application number
AT90916391T
Other languages
English (en)
Inventor
Gert Nilsson
Original Assignee
Gert Nilsson
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
Priority claimed from SE8903641A external-priority patent/SE465061B/sv
Application filed by Gert Nilsson filed Critical Gert Nilsson
Application granted granted Critical
Publication of ATE135179T1 publication Critical patent/ATE135179T1/de

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—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
    • A61B5/026—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)
AT90916391T 1989-10-31 1990-10-30 Anordnung und verfahren zum messen und darstellen von flüssigkeitsströmen, insbesondere der blutströmung durch ein körperorgan ATE135179T1 (de)

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 (40)

* Cited by examiner, † Cited by third party
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
EP0612500B1 (de) * 1991-12-17 1998-10-28 DYNAMICS IMAGING, Inc. 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
US6192262B1 (en) 1994-02-23 2001-02-20 Dobi Medical Systems, Llc Method of living organism multimodal functional mapping
US5865743A (en) * 1994-02-23 1999-02-02 Dynamics Imaging, Inc. Method of living organism multimodal functional mapping
GB9610700D0 (en) * 1996-05-22 1996-07-31 Moor Instr Ltd Apparatus for imaging microvascular blood flow
GB2351197B (en) * 1996-11-09 2001-02-21 Moor Instr Ltd Apparatus for measuring microvascular blood flow
GB9623363D0 (en) * 1996-11-09 1997-01-08 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
AU2005286872B2 (en) * 2004-09-21 2012-03-08 Digital Signal Corporation System and method for remotely monitoring physiological functions
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
US11253198B2 (en) 2006-01-10 2022-02-22 Accuvein, Inc. Stand-mounted scanned laser vein contrast enhancer
US8838210B2 (en) * 2006-06-29 2014-09-16 AccuView, Inc. Scanned laser vein contrast enhancer using a single laser
US9492117B2 (en) 2006-01-10 2016-11-15 Accuvein, Inc. Practitioner-mounted micro vein enhancer
US9854977B2 (en) 2006-01-10 2018-01-02 Accuvein, Inc. Scanned laser vein contrast enhancer using a single laser, and modulation circuitry
US8489178B2 (en) 2006-06-29 2013-07-16 Accuvein Inc. Enhanced laser vein contrast enhancer with projection of analyzed vein data
US10813588B2 (en) 2006-01-10 2020-10-27 Accuvein, Inc. Micro vein enhancer
US11278240B2 (en) 2006-01-10 2022-03-22 Accuvein, Inc. Trigger-actuated laser vein contrast enhancer
JP4769952B2 (ja) * 2006-02-22 2011-09-07 国立大学法人九州工業大学 レーザー光による指先血流測定を利用した個人認証方法及び個人認証装置
US8594770B2 (en) 2006-06-29 2013-11-26 Accuvein, Inc. Multispectral detection and presentation of an object's characteristics
US8730321B2 (en) 2007-06-28 2014-05-20 Accuvein, Inc. Automatic alignment of a contrast enhancement system
US10238294B2 (en) 2006-06-29 2019-03-26 Accuvein, Inc. Scanned laser vein contrast enhancer using one laser
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
SG11201601019TA (en) * 2013-08-14 2016-03-30 Univ Nanyang Tech Systems and methods for revascularization assessment
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
DE69025950D1 (de) 1996-04-18
WO1991006244A1 (en) 1991-05-16
JP3142867B2 (ja) 2001-03-07
EP0497859A1 (de) 1992-08-12
DE69025950T2 (de) 1996-09-05
EP0497859B1 (de) 1996-03-13
US5339817A (en) 1994-08-23
JPH05501374A (ja) 1993-03-18

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