DE2741060C2 - Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit - Google Patents
Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer FlüssigkeitInfo
- Publication number
- DE2741060C2 DE2741060C2 DE2741060A DE2741060A DE2741060C2 DE 2741060 C2 DE2741060 C2 DE 2741060C2 DE 2741060 A DE2741060 A DE 2741060A DE 2741060 A DE2741060 A DE 2741060A DE 2741060 C2 DE2741060 C2 DE 2741060C2
- Authority
- DE
- Germany
- Prior art keywords
- support
- frequency
- natural frequency
- liquid
- elastic
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
- 239000007788 liquid Substances 0.000 title claims description 19
- 238000000034 method Methods 0.000 title claims description 17
- 230000005284 excitation Effects 0.000 claims description 18
- 230000010355 oscillation Effects 0.000 claims description 13
- 210000004369 blood Anatomy 0.000 claims description 11
- 239000008280 blood Substances 0.000 claims description 11
- 230000015271 coagulation Effects 0.000 claims description 8
- 238000005345 coagulation Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 4
- 230000005672 electromagnetic field Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 1
- 102000009123 Fibrin Human genes 0.000 description 6
- 108010073385 Fibrin Proteins 0.000 description 6
- BWGVNKXGVNDBDI-UHFFFAOYSA-N Fibrin monomer Chemical compound CNC(=O)CNC(=O)CN BWGVNKXGVNDBDI-UHFFFAOYSA-N 0.000 description 6
- 229950003499 fibrin Drugs 0.000 description 6
- 239000012528 membrane Substances 0.000 description 6
- 238000013016 damping Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000023555 blood coagulation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 210000002381 plasma Anatomy 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- -1 rod 5 Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
Classifications
-
- 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
- G01N33/4905—Determining clotting time of blood
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/16—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by measuring damping effect upon oscillatory body
- G01N11/162—Oscillations being torsional, e.g. produced by rotating bodies
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- Hematology (AREA)
- Analytical Chemistry (AREA)
- Ecology (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Urology & Nephrology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2741060A DE2741060C2 (de) | 1977-09-13 | 1977-09-13 | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit |
| SE7809602A SE7809602L (sv) | 1977-09-13 | 1978-09-12 | Forfarande och anordning for metning av tillstandsendringar i rinnande vetskor |
| US05/941,587 US4202204A (en) | 1977-09-13 | 1978-09-12 | Apparatus and method for measuring changes in conditions in coagulating liquids |
| IT69102/78A IT1160642B (it) | 1977-09-13 | 1978-09-12 | Dispositivo e procedimento per la misura delle variazioni di stato di liquidi in corso di coagulazione particolarmente del sangue |
| GB7836431A GB2004376B (en) | 1977-09-13 | 1978-09-12 | Apparatus for and a method of measuring changes of state in coagulating fluids |
| FR7826161A FR2402874A2 (fr) | 1977-09-13 | 1978-09-12 | Procede et dispositif de mesure des changements d'etat dans les liquides en cours de coagulation |
| JP11181778A JPS5451891A (en) | 1977-09-13 | 1978-09-13 | Apparatus and method for measuring condition change of liquid during coagulation |
| US06/133,649 US4312217A (en) | 1977-09-13 | 1980-03-21 | Apparatus and method for measuring changes in conditions in coagulating liquids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2741060A DE2741060C2 (de) | 1977-09-13 | 1977-09-13 | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2741060A1 DE2741060A1 (de) | 1979-03-22 |
| DE2741060C2 true DE2741060C2 (de) | 1982-06-24 |
Family
ID=6018767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2741060A Expired DE2741060C2 (de) | 1977-09-13 | 1977-09-13 | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US4202204A (enExample) |
| JP (1) | JPS5451891A (enExample) |
| DE (1) | DE2741060C2 (enExample) |
| FR (1) | FR2402874A2 (enExample) |
| GB (1) | GB2004376B (enExample) |
| IT (1) | IT1160642B (enExample) |
| SE (1) | SE7809602L (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3918533A1 (de) * | 1989-06-07 | 1990-12-13 | Hellmut Prof Dr Med Hartert | Verfahren zur bestimmung von gerinnungseigenschaften gerinnender fluessigkeiten wie blut oder blutplasma und vorrichtung zur durchfuehrung des verfahrens |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2741060C2 (de) * | 1977-09-13 | 1982-06-24 | Chemisch-pharmazeutische Industrie KG 6380 Bad Homburg Dr. Eduard Fresenius | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit |
| DE2908469A1 (de) * | 1979-03-05 | 1980-09-11 | Fresenius Chem Pharm Ind | Verfahren und vorrichtung zur bestimmung der visko-elastischen eigenschaften von fluiden |
| US4337646A (en) * | 1980-06-11 | 1982-07-06 | Fraleigh M Foster | Oscillating rheometer die set |
| US4317363A (en) * | 1980-06-16 | 1982-03-02 | Abbott Laboratories | Elastomer instrument |
| JPS5899727A (ja) * | 1981-12-10 | 1983-06-14 | Iwamoto Seisakusho:Kk | 粘弾性測定装置 |
| FI75424C (fi) * | 1986-03-18 | 1988-06-09 | Valmet Oy | Genomfoerningskonstruktion i en maetanordning. |
| EP0304283B1 (en) * | 1987-08-19 | 1993-10-27 | Seiko Instruments Inc. | Apparatus for measuring a characteristic of a liquid |
| US5211054A (en) * | 1987-08-19 | 1993-05-18 | Seiko Instruments Inc. | Method and system for analyzing a gelation reaction by utilizing a piezoelectric resonator |
| DE3738901A1 (de) * | 1987-11-17 | 1989-05-24 | Amelung Gmbh Heinrich | Vorrichtung zur erfassung der zustandsaenderung einer fluessigkeit |
| JPH02215078A (ja) * | 1989-02-15 | 1990-08-28 | Matsushita Electric Ind Co Ltd | 電気毛布本体とその製造方法 |
| FR2664982B1 (fr) * | 1990-07-20 | 1994-04-29 | Serbio | Appareil de detection de changement de viscosite, par mesure d'un glissement relatif, en particulier pour la detection du temps de coagulation du sang. |
| US5895842A (en) * | 1997-05-23 | 1999-04-20 | Sienco, Inc. | Robust transducer for viscoelastic measurement |
| US8008086B2 (en) | 1999-02-22 | 2011-08-30 | Cora Healthcare, Inc. | Protocol for monitoring direct thrombin inhibition |
| US7179652B2 (en) | 1999-02-22 | 2007-02-20 | Haemoscope Corporation | Protocol for monitoring platelet inhibition |
| US7732213B2 (en) | 1999-02-22 | 2010-06-08 | Coramed Healthcare, Inc. | Method of evaluating patient hemostasis |
| US6225126B1 (en) * | 1999-02-22 | 2001-05-01 | Haemoscope Corporation | Method and apparatus for measuring hemostasis |
| GB0205228D0 (en) * | 2002-03-06 | 2002-04-17 | Hydramotion Ltd | Mechanical resonator system |
| US7261861B2 (en) * | 2003-04-24 | 2007-08-28 | Haemoscope Corporation | Hemostasis analyzer and method |
| US7524670B2 (en) | 2003-08-05 | 2009-04-28 | Haemoscope Corporation | Protocol and apparatus for determining heparin-induced thrombocytopenia |
| US7879615B2 (en) * | 2005-10-20 | 2011-02-01 | Coramed Technologies, Llc | Hemostasis analyzer and method |
| GB2444956A (en) * | 2006-12-19 | 2008-06-25 | Pentapharm Ag | An apparatus and method for measuring the coagulation characteristics of a test liquid |
| DE102010050973B4 (de) * | 2010-11-10 | 2019-01-24 | Thermo Electron (Karlsruhe) Gmbh | Rheometer oder Viskosimeter |
| CN103926171B (zh) * | 2014-04-08 | 2016-01-20 | 清华大学 | 高速流变仪 |
| FR3030048B1 (fr) * | 2014-12-15 | 2016-12-23 | Immunodiagnostic Systems France | Procede et dispositif de determination du temps de coagulation d’un echantillon sanguin, et cuvette de reaction |
| US10295554B2 (en) | 2015-06-29 | 2019-05-21 | C A Casyso Gmbh | Blood testing system and method |
| WO2020159523A1 (en) * | 2019-01-31 | 2020-08-06 | Halliburton Energy Services, Inc. | Optical fluidic methods for a rheometer |
| US11781961B1 (en) | 2020-03-26 | 2023-10-10 | Rheonics Gmbh | Method and device for monitoring transformation processes of fluids |
| CN113804587B (zh) * | 2021-09-13 | 2024-11-12 | 广东顺德西安交通大学研究院 | 一种微量血样阻尼特性的测量装置 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE847076C (de) * | 1950-12-30 | 1952-08-21 | Heinrich Dr Georg | Verfahren und Vorrichtung zur Bestimmung der Viskositaet von Fluessig-keiten und der Viskositaetsaenderung von gerinnbaren Fluessigkeiten |
| GB851621A (en) | 1957-04-29 | 1960-10-19 | Bayer Ag | Viscometer |
| US3225588A (en) * | 1962-03-06 | 1965-12-28 | Schlumberger Prospection | Densimetering systems |
| US3382706A (en) * | 1965-10-12 | 1968-05-14 | Nat Metal Refining Company Inc | Oscillatory element for measuring viscosity |
| US3349604A (en) * | 1966-07-22 | 1967-10-31 | Automation Prod | Apparatus for determining physical properties of materials |
| US3520659A (en) * | 1967-10-20 | 1970-07-14 | Xerox Corp | Method and apparatus for use in determining prothrombin time of a blood sample |
| FR1558516A (enExample) * | 1968-01-05 | 1969-02-28 | ||
| GB1233881A (enExample) | 1969-01-02 | 1971-06-03 | ||
| US3587295A (en) * | 1969-03-13 | 1971-06-28 | Sanford L Simons | Coagulation and viscosity test apparatus and method |
| US3695842A (en) * | 1970-03-12 | 1972-10-03 | Intern Technidyne Corp | Method and system for analyzing a liquid |
| DE2019341C3 (de) * | 1970-04-22 | 1979-12-20 | Dr. Eduard Fresenius Chemisch-Pharmazeutische Industrie Kg, 6380 Bad Homburg | Einrichtung zur Simulierung von Strömungswirkungen in einer gerinnenden Flüssigkeit, insbesondere in Blut |
| US3751975A (en) * | 1970-09-01 | 1973-08-14 | Ono Sokki Co Ltd | Torsion digital viscometer |
| US3722262A (en) * | 1972-03-16 | 1973-03-27 | Massachusetts Inst Technology | Oscillating viscometer |
| DE2227943A1 (de) * | 1972-06-08 | 1973-12-20 | Joachim Weck | Geraet zum messen des gerinnungszeitpunktes von insbesondere menschlichem plasma |
| US3943753A (en) * | 1974-06-17 | 1976-03-16 | Honeywell Inc. | Solid state viscosimeter |
| SU507805A1 (ru) | 1974-07-01 | 1976-03-25 | Предприятие П/Я Р-6155 | Эластомер |
| SU602825A1 (ru) * | 1975-03-28 | 1978-04-15 | Ленинградский Институт Авиационного Приборостроения | Устройство дл измерени динамического модул упругости твердеющих веществ |
| US4026671A (en) * | 1976-08-02 | 1977-05-31 | Sanford L. Simons | Test apparatus circuit |
| US4045999A (en) * | 1976-11-05 | 1977-09-06 | Sydney Hospital | Rotational viscometers |
| GB1591892A (en) * | 1977-04-12 | 1981-07-01 | Ici Ltd | Measurement of viscoelastic properties |
| IT1076740B (it) * | 1977-04-28 | 1985-04-27 | E L V I Spa | Apparecchiatura per la determinazione dei parametri di elasticita' del sangue |
| DE2741060C2 (de) * | 1977-09-13 | 1982-06-24 | Chemisch-pharmazeutische Industrie KG 6380 Bad Homburg Dr. Eduard Fresenius | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit |
| US4148216A (en) * | 1978-01-18 | 1979-04-10 | Do Mau T | Apparatus for determining the viscous behavior of a liquid during coagulation thereof |
-
1977
- 1977-09-13 DE DE2741060A patent/DE2741060C2/de not_active Expired
-
1978
- 1978-09-12 SE SE7809602A patent/SE7809602L/xx unknown
- 1978-09-12 IT IT69102/78A patent/IT1160642B/it active
- 1978-09-12 GB GB7836431A patent/GB2004376B/en not_active Expired
- 1978-09-12 FR FR7826161A patent/FR2402874A2/fr active Granted
- 1978-09-12 US US05/941,587 patent/US4202204A/en not_active Expired - Lifetime
- 1978-09-13 JP JP11181778A patent/JPS5451891A/ja active Granted
-
1980
- 1980-03-21 US US06/133,649 patent/US4312217A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3918533A1 (de) * | 1989-06-07 | 1990-12-13 | Hellmut Prof Dr Med Hartert | Verfahren zur bestimmung von gerinnungseigenschaften gerinnender fluessigkeiten wie blut oder blutplasma und vorrichtung zur durchfuehrung des verfahrens |
Also Published As
| Publication number | Publication date |
|---|---|
| US4202204A (en) | 1980-05-13 |
| JPS6145781B2 (enExample) | 1986-10-09 |
| JPS5451891A (en) | 1979-04-24 |
| SE7809602L (sv) | 1979-03-14 |
| DE2741060A1 (de) | 1979-03-22 |
| GB2004376B (en) | 1982-07-28 |
| GB2004376A (en) | 1979-03-28 |
| IT1160642B (it) | 1987-03-11 |
| FR2402874A2 (fr) | 1979-04-06 |
| IT7869102A0 (it) | 1978-09-12 |
| US4312217A (en) | 1982-01-26 |
| FR2402874B2 (enExample) | 1983-11-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2741060C2 (de) | Verfahren und Vorrichtung zur Erfassung der Zustandsänderung einer Flüssigkeit | |
| DE2935118C2 (enExample) | ||
| DE2908469A1 (de) | Verfahren und vorrichtung zur bestimmung der visko-elastischen eigenschaften von fluiden | |
| DE2857924C2 (de) | Vorrichtung zur Messung der Dichte von Flüssigkeiten | |
| DE2809227C2 (enExample) | ||
| DE1912289C3 (de) | Tintentropfenschreiber | |
| DE2411810C3 (de) | Vorrichtung zum Synchronisieren der Tröpfchenbildung mit der Tröpfchenaufladung in einem Tintenstrahlschreiber | |
| DE10028949A1 (de) | Verfahren und Vorrichtung zur Bestimmung des Verdichtungsgrades bei der Bodenverdichtung | |
| DE2108568A1 (de) | Fluiddruck Überwachungsanordnung | |
| DE2534207A1 (de) | Verfahren zum pruefen und messen von oberflaecheneigenschaften fester koerper, sowie einrichtung zur durchfuehrung des verfahrens | |
| DE3031796C2 (de) | Piezoelektrischer Geber zum Erzeugen eines von der Fadenzugkraft eines Textilfadens abhängigen Signals | |
| EP0459388A1 (de) | Vorrichtung zur Erzeugung von Tastreizen durch Vibration eines auf die Haut eines Menschen aufzusetzenden Stössels | |
| DE3504535C1 (de) | Verfahren zur Ermittlung der Haerte fester Koerper | |
| DE19744273B4 (de) | Verfahren zum Erkennen eines Gleichstrompegelübergangs für Ultraschall-Berührungssignalsonden | |
| DE19720519C2 (de) | Vorrichtung zur Feststellung und/oder Überwachung eines Füllstandes eines Mediums in einem Behälter | |
| DE2528575C3 (enExample) | ||
| DE4308996C2 (de) | Meßgerät für eine Fett- oder Ölschicht | |
| DE4011313A1 (de) | Verfahren zur messung der haerte oder elastischer materialeigenschaften unter last nach der ultraschall-kontakt-impedanz-methode | |
| EP0360845A1 (de) | Metallsuchgerät | |
| DE2556181B2 (de) | Verfahren und Schaltungsanordnung zum Messen der Ganggenauigkeit einer elektronischen Uhr | |
| DE2249214A1 (de) | Schaltungsanordnung fuer ein vibrationsdensitometer | |
| DE102004018506A1 (de) | Verfahren und Vorrichtung zur Herstellung einer Messvorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße und entsprechende Messvorrichtung | |
| DE2020749A1 (de) | Messvorrichtung fuer Querschnittsflaechen | |
| DE19708469C2 (de) | Verfahren zur Kalibrierung eines Graviersystems und Gravierverfahren | |
| DD219338A1 (de) | Verfahren zum ultraschallschweissen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| OI | Miscellaneous see part 1 | ||
| OGA | New person/name/address of the applicant | ||
| 8126 | Change of the secondary classification |
Free format text: G01N 33/86 G01N 11/16 |
|
| D2 | Grant after examination | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: FRESENIUS AG, 6380 BAD HOMBURG, DE |
|
| 8381 | Inventor (new situation) |
Free format text: HARTERT, HELLMUT, PROF. DR.MED., 6750 KAISERSLAUTERN, DE |
|
| 8327 | Change in the person/name/address of the patent owner |
Owner name: HARTERT, HELLMUT, PROF. DR.MED., 6750 KAISERSLAUTE |
|
| 8380 | Miscellaneous part iii |
Free format text: DER ERFINDER IST GLEICH ANMELDER: HARTERT, HELLMUT, PROF. DR.MED., 6750 KAISERSLAUTERN, DE |