SE8901358D0 - Saett att maeta floedet i ett blodkaerl samt anordning haerfoer - Google Patents
Saett att maeta floedet i ett blodkaerl samt anordning haerfoerInfo
- Publication number
- SE8901358D0 SE8901358D0 SE8901358A SE8901358A SE8901358D0 SE 8901358 D0 SE8901358 D0 SE 8901358D0 SE 8901358 A SE8901358 A SE 8901358A SE 8901358 A SE8901358 A SE 8901358A SE 8901358 D0 SE8901358 D0 SE 8901358D0
- Authority
- SE
- Sweden
- Prior art keywords
- blood
- vessel
- conduit
- disturbance
- flow
- Prior art date
Links
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Cardiology (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901358A SE8901358D0 (sv) | 1989-04-14 | 1989-04-14 | Saett att maeta floedet i ett blodkaerl samt anordning haerfoer |
PCT/SE1990/000244 WO1990012537A1 (en) | 1989-04-14 | 1990-04-09 | Method of measuring the flow within a blood vessel and device for performing the method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8901358A SE8901358D0 (sv) | 1989-04-14 | 1989-04-14 | Saett att maeta floedet i ett blodkaerl samt anordning haerfoer |
Publications (1)
Publication Number | Publication Date |
---|---|
SE8901358D0 true SE8901358D0 (sv) | 1989-04-14 |
Family
ID=20375677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8901358A SE8901358D0 (sv) | 1989-04-14 | 1989-04-14 | Saett att maeta floedet i ett blodkaerl samt anordning haerfoer |
Country Status (2)
Country | Link |
---|---|
SE (1) | SE8901358D0 (sv) |
WO (1) | WO1990012537A1 (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5706808A (en) * | 1995-01-31 | 1998-01-13 | Kleinerman; Marcos Y. | Fiber optic system for measuring cardiac output |
US6166806A (en) * | 1995-09-29 | 2000-12-26 | Tjin; Swee Chuan | Fiber optic catheter for accurate flow measurements |
US6325762B1 (en) | 1996-12-09 | 2001-12-04 | Swee Chuan Tjin | Method and apparatus for continuous cardiac output monitoring |
WO2005009233A1 (en) * | 2003-07-25 | 2005-02-03 | Philips Intellectual Property & Standards Gmbh | Means for performing measurements in a vessel |
US10426361B2 (en) | 2013-06-14 | 2019-10-01 | Novadaq Technologies ULC | Quantification of absolute blood flow in tissue using fluorescence-mediated photoplethysmography |
CN105658138B (zh) * | 2013-06-14 | 2020-06-16 | 诺瓦达克技术公司 | 使用荧光介导的光容积描记术定量组织中的绝对血流量 |
JP2018534965A (ja) | 2015-09-23 | 2018-11-29 | ノバダック テクノロジーズ ユーエルシー | 組織の治癒を評価するための方法およびシステム |
CA3053274A1 (en) | 2016-02-16 | 2017-08-24 | Novadaq Technologies ULC | Facilitating assessment of blood flow and tissue perfusion using fluorescence-mediated photoplethysmography |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3068742A (en) * | 1959-06-15 | 1962-12-18 | American Optical Corp | Means for performing colorimetry |
US3674013A (en) * | 1970-09-30 | 1972-07-04 | American Optical Corp | Fiberoptic catheter |
EP0059032A1 (en) * | 1981-02-03 | 1982-09-01 | Virgil B. Elings | Measurement of dye concentration in the bloodstream |
US4341223A (en) * | 1981-02-04 | 1982-07-27 | Lutz Lauralee A | Fluoresceable composition and method of determining fluid flow |
DE3142075A1 (de) * | 1981-10-23 | 1983-05-05 | Drägerwerk AG, 2400 Lübeck | Einstichmesssonde |
US4487075A (en) * | 1983-04-15 | 1984-12-11 | The United States Of America As Represented By The United States Department Of Energy | Hydraulic flow visualization method and apparatus |
WO1985003855A1 (en) * | 1984-03-08 | 1985-09-12 | Optical Technologies, Inc. | Fluid flow sensing apparatus for in vivo and industrial applications emloying novel differential optical fiber pressure sensors |
US4641658A (en) * | 1984-10-01 | 1987-02-10 | American Hospital Supply Corp. | Cardiac flow monitor |
US4691709A (en) * | 1986-07-01 | 1987-09-08 | Cordis Corporation | Apparatus for measuring velocity of blood flow in a blood vessel |
-
1989
- 1989-04-14 SE SE8901358A patent/SE8901358D0/sv unknown
-
1990
- 1990-04-09 WO PCT/SE1990/000244 patent/WO1990012537A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO1990012537A1 (en) | 1990-11-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE341272T1 (de) | Vorrichtung zur messung der zentralvenösen sauerstoffsättigung | |
DE69738291D1 (de) | Verfahren und vorrichtung zur durchführung optischer messungen mittels eines endoskops, katheters oder führungsdrahtes mit faseroptischem abbildungssystem | |
DE59812090D1 (de) | Analysevorrichtung zur in-vivo-analyse im körper eines patienten | |
ATE119005T1 (de) | System zur messung des korpuskelgehaltes einer flüssigkeit, zum beispiel blut. | |
FI941059A (sv) | Foerfarande och anordning foer identifiering av en anestesivaetskebehaollare och/eller observering av kopplingen mellan behaollaren och den ledning som leder gas till en patient | |
DE3872427T2 (de) | Verfahren und geraet zur messung der eigenschaften einer fluessigkeit. | |
DE69634265D1 (de) | Vorrichtung zum detektieren eines analyten und zur verabreichung einer therapeutischen substanz | |
DE69005270T2 (de) | Verfahren zur optischen analyse. | |
EP0826971A3 (en) | Optical current transformer | |
EP0312293A3 (en) | Sensing device for analysis | |
IT8167936A0 (it) | Procedimento ed apparecchiatura per la misura del diametro di fibre ottiche | |
SE8901358D0 (sv) | Saett att maeta floedet i ett blodkaerl samt anordning haerfoer | |
DE69025064T2 (de) | Methode und vorrichtung zur installation einer optischen faser | |
DE69005009D1 (de) | Einrichtung zur Bestimmung der Kennzeichen von in einer Flüssigkeit suspendierten Teilchen. | |
SE8504258D0 (sv) | Anordning for centrering av optiska fibrer vid svetsning | |
NO924335D0 (no) | Apparat for bestemmelse av fiberlengde i fluider | |
ATE86458T1 (de) | Verfahren zur gesichtsfeldpruefung. | |
DE69017359T2 (de) | Verfahren und Vorrichtung zur Übertragung eines elektromagnetischen Signals in einer optischen Faser. | |
EP0435111A3 (en) | Method and apparatus for optically measuring specimen | |
IT1190599B (it) | Procedimento e dispositivo per la misura della lunghezza di battimento della polarizzazione in fibre ottiche monomodo ad alta birifranfenza | |
IT9053149V0 (it) | Rilevatore ottico per un apparecchio di misura e monitoraggio di un liquido | |
ATE251862T1 (de) | Verfahren, vorrichtung und system zur positionierung einer sonde auf eine zieloberfläche in einem offenen hohlraum eines testobjekts | |
FR2594951B1 (fr) | Procede pour la mesure des caracteristiques physiques d'un milieu liquide ou gazeux et dispositif a fibres optiques pour sa mise en oeuvre | |
Johnston | Fiber-Optic Electric-Field Meter | |
Kowalczyk | Measurement of attentuation of optical fibers by backscattering |