CH586907A5 - - Google Patents

Info

Publication number
CH586907A5
CH586907A5 CH929174A CH929174A CH586907A5 CH 586907 A5 CH586907 A5 CH 586907A5 CH 929174 A CH929174 A CH 929174A CH 929174 A CH929174 A CH 929174A CH 586907 A5 CH586907 A5 CH 586907A5
Authority
CH
Switzerland
Application number
CH929174A
Original Assignee
Medical Laboratory Automation
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 SE6439/65A external-priority patent/SE303392B/xx
Application filed by Medical Laboratory Automation filed Critical Medical Laboratory Automation
Publication of CH586907A5 publication Critical patent/CH586907A5/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B5/00—Other centrifuges
    • B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
    • B04B5/0407—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles
    • B04B5/0414—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles comprising test tubes
    • B04B5/0421—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles comprising test tubes pivotably mounted
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L9/00—Supporting devices; Holding devices
    • B01L9/06—Test-tube stands; Test-tube holders
    • 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
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/80—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood groups or blood types or red blood cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S436/00—Chemistry: analytical and immunological testing
    • Y10S436/807—Apparatus included in process claim, e.g. physical support structures
    • Y10S436/808—Automated or kit

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Urology & Nephrology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Food Science & Technology (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Clinical Laboratory Science (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Cell Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Devices For Use In Laboratory Experiments (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Centrifugal Separators (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
CH929174A 1965-05-17 1974-07-05 CH586907A5 (xx)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE6439/65A SE303392B (xx) 1965-05-17 1965-05-17
US376590A US3905772A (en) 1965-05-17 1973-07-05 Apparatus for performing blood typing tests
DE2743433A DE2743433B2 (de) 1965-05-17 1977-09-27 Gestell zur Aufnahme von Probengefäßen

Publications (1)

Publication Number Publication Date
CH586907A5 true CH586907A5 (xx) 1977-04-15

Family

ID=27187334

Family Applications (2)

Application Number Title Priority Date Filing Date
CH929174A CH586907A5 (xx) 1965-05-17 1974-07-05
CH994678A CH635761A5 (de) 1965-05-17 1978-09-22 Zweiteiliges gestell mit aufnahmen fuer probenroehrchen.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH994678A CH635761A5 (de) 1965-05-17 1978-09-22 Zweiteiliges gestell mit aufnahmen fuer probenroehrchen.

Country Status (7)

Country Link
US (3) US3474913A (xx)
JP (2) JPS579026B2 (xx)
CA (1) CA1021962A (xx)
CH (2) CH586907A5 (xx)
DE (2) DE2432086C2 (xx)
FR (2) FR2236181B3 (xx)
GB (3) GB1479932A (xx)

Families Citing this family (99)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1095429A (xx) * 1965-05-17
DE1912322C3 (de) * 1969-03-11 1974-10-17 Fa. Andreas Hettich, 7200 Tuttlingen Gefaßträger für Zentrifugen
FR2218618B1 (xx) * 1973-02-21 1976-11-05 Ofrateme
US3872971A (en) * 1973-10-23 1975-03-25 Us Navy Multiple transducer mounting
FR2296869A1 (fr) * 1975-01-06 1976-07-30 Al Marachy Pierre Installation pour la determination du groupe sanguin
CH588700A5 (xx) * 1975-02-28 1977-06-15 Hoffmann La Roche
GB1511258A (en) * 1976-06-03 1978-05-17 Secr Social Service Brit Vial and carrier therefor
US4055396A (en) * 1975-07-11 1977-10-25 G. D. Searle & Co. Tray and carrier assembly
US4104031A (en) * 1975-12-08 1978-08-01 Readymatie S.A. Apparatus for displaying the results obtained on an agglutination support
US4195059A (en) * 1976-05-14 1980-03-25 Aquaphase Laboratories, Inc. Chemical test kit
USRE30276E (en) * 1976-09-29 1980-05-20 E. I. Du Pont De Nemours And Company Apparatus for stopper removal
US4068798A (en) * 1976-09-29 1978-01-17 E. I. Du Pont De Nemours And Company Method and apparatus for stopper removal
US4184592A (en) * 1976-11-22 1980-01-22 Howard Jerry B Jr Spark plug retainer
FR2418673A1 (fr) * 1978-03-01 1979-09-28 Nal Transfusion Sanguine Centr Dispositif de centrifugation de liquides contenant des particules ou cellules en suspension
DE2810765C2 (de) * 1978-03-13 1984-11-22 Dr. Molter GmbH, 6901 Bammental Laborzentrifuge
DE2965718D1 (en) * 1978-06-05 1983-07-28 Eastman Kodak Co Device for receiving cartridges and cartridges therefor
US4187077A (en) * 1978-06-05 1980-02-05 Eastman Kodak Company Container with article positioning element for dispensing reagent coated slides to an automated analyzer
US4142863A (en) * 1978-06-05 1979-03-06 Eastman Kodak Company Article container for dispensing reagent slides
US4279861A (en) * 1979-05-09 1981-07-21 Eastman Kodak Company Cartridge discriminator for an automated analysis system
US4190420A (en) * 1978-06-05 1980-02-26 Eastman Kodak Company Container for dispensing articles to an automated analyzer
US4151931A (en) * 1978-06-05 1979-05-01 Eastman Kodak Company Article dispenser apparatus for use in an automated chemical analyzer
USRE30595E (en) * 1978-06-05 1981-04-28 Eastman Kodak Company Article container for dispensing reagent slides
US4226503A (en) * 1978-10-02 1980-10-07 Medical Laboratory Automation, Inc. Blood bank microscopes with oscillating vessel support means
US4306676A (en) * 1980-04-17 1981-12-22 Beckman Instruments, Inc. Tube holder for centrifuge rotor
US4472357A (en) * 1981-11-18 1984-09-18 Medical Laboratory Automation, Inc. Blood bank cuvette cassette and label therefor
US4510119A (en) * 1982-05-07 1985-04-09 Centocor, Inc. Diagnostic test bead transfer apparatus
US4526756A (en) * 1982-05-10 1985-07-02 Evergreen Industries, Inc. Device for interconnecting specimen collecting tubes
GB2128167B (en) * 1982-10-08 1986-10-29 Analytichem Int Inc An automatic sample injector and disposable sample cassette
EP0114056B1 (de) * 1983-01-15 1987-11-19 Hoechst Aktiengesellschaft Probensammler
US4534465A (en) * 1983-10-13 1985-08-13 Coulter Electronics, Inc. Cassette for supporting test tubes of different diameters and/or lengths
DE3405293A1 (de) * 1984-02-15 1985-09-05 Eppendorf Gerätebau Netheler + Hinz GmbH, 2000 Hamburg Verfahren zum temperieren einer zu analysierenden probenfluessigkeit sowie von reagenzien zur durchfuehrung von analysen sowie vorrichtung zur durchfuehrung des verfahrens
DE3405292A1 (de) * 1984-02-15 1985-09-05 Eppendorf Gerätebau Netheler + Hinz GmbH, 2000 Hamburg Verfahren zum durchfuehren von probenanalysen sowie rack zur durchfuehrung des verfahrens
US4650662A (en) * 1984-11-13 1987-03-17 Cedars-Sinai Medical Center Portable blood typing apparatus and method
US4708850A (en) * 1985-05-20 1987-11-24 Abbas Husain Self-contained portable apparatus for blood typing
JPS62107897U (xx) * 1985-12-27 1987-07-09
US5075082A (en) * 1986-07-11 1991-12-24 Beckman Instruments, Inc. Reagent cartridge
US4970053A (en) * 1986-07-11 1990-11-13 Beckman Instruments, Inc. Reagent cartridge
DE3703514A1 (de) * 1987-02-05 1988-08-18 Hettich Andreas Fa Winkelkopf fuer zentrifugen
US5338689A (en) * 1987-08-24 1994-08-16 Stiftung Fur Diagnostische Forschung Method and card for detecting antigens and/or antibodies
JPH087215B2 (ja) * 1987-08-24 1996-01-29 シュティフツング・フュア・ディアグノスティッシュ・フォルシュンク 抗原および／又は抗体の検出方法および検出用の試験キット
DE3810862A1 (de) * 1988-03-30 1989-10-12 Molter Gmbh Dr Laborhilfsgeraet
US5098661A (en) * 1988-11-16 1992-03-24 Medical Laboratory Automation, Inc. Coded cuvette for use in testing apparatus
US5080232A (en) * 1989-06-01 1992-01-14 Nalge Company Test tube rack and retainer
US4982850A (en) * 1989-06-28 1991-01-08 Mears Donald B Test-tube holder with safety shield
US5295943A (en) * 1989-11-07 1994-03-22 E. I. Du Pont De Nemours And Company Adapter for holding a pair of centrifuge tubes
US5375716A (en) * 1991-05-17 1994-12-27 Rubin; David H. Blood tube safety box
US5148919A (en) * 1991-05-17 1992-09-22 Kevin J. Kitson Blood tube safety box
US5330439A (en) * 1992-04-08 1994-07-19 American National Red Cross Safety device for use in collecting fluid samples
US5337894A (en) * 1993-04-30 1994-08-16 Ivey Troy D Multi-vessel receptacle for laparoscopic instruments
US5935052A (en) * 1993-05-27 1999-08-10 Sorvall Products, L.P. Adapter for centrifuge tube
US5665558A (en) * 1994-05-17 1997-09-09 Gamma Biologicals, Inc. Method and apparatus useful for detecting bloodgroup antigens and antibodies
US5905028A (en) * 1994-05-17 1999-05-18 Gamma Biologicals, Inc. Method and apparatus useful for detecting bloodgroup antigens and antibodies
USD420451S (en) * 1996-06-18 2000-02-08 Medigis Societe Anonyme Device for biological tests
JPH1015436A (ja) * 1996-07-09 1998-01-20 Tomy Seiko:Kk 遠心分離方法および遠心分離機
FR2763261B1 (fr) * 1997-05-13 2000-10-06 Fabrice Cailloux Portoir universel pour tubes et cuves de laboratoire
US6132684A (en) * 1997-10-31 2000-10-17 Becton Dickinson And Company Sample tube holder
US5993745A (en) * 1998-03-04 1999-11-30 Roche Diagnostics Corporation Archival storage tray for multiple test tubes
EP1227886B1 (en) * 1999-10-20 2006-08-23 Gentra Systems Inc. Mixing and pouring apparatus with rotatable arm and related vessel
US6375027B1 (en) * 1999-11-18 2002-04-23 Harvey M. Thomas Holder for blood sample tubes
US6190300B1 (en) * 2000-03-10 2001-02-20 Labnet International Inc. Centrifuge rotor adapted for use with centrifuge tube strips
US7829025B2 (en) 2001-03-28 2010-11-09 Venture Lending & Leasing Iv, Inc. Systems and methods for thermal actuation of microfluidic devices
US8895311B1 (en) 2001-03-28 2014-11-25 Handylab, Inc. Methods and systems for control of general purpose microfluidic devices
US7282182B2 (en) * 2001-07-20 2007-10-16 Gen-Probe Incorporated Sample carrier
EP1507594B1 (en) 2002-05-17 2006-08-23 Gen-Probe Incorporated Sample carrier havng sample tube blocking means and drip shield for use therewith
US7132082B2 (en) 2002-05-17 2006-11-07 Gen-Probe Incorporated Sample carrier having releasable locking mechanism
EP2402089A1 (en) 2003-07-31 2012-01-04 Handylab, Inc. Processing particle-containing samples
DE102004005139A1 (de) * 2004-02-02 2005-08-18 Prisma Diagnostika Gmbh Testelement und Verfahren zum Testen von Blut
US8852862B2 (en) 2004-05-03 2014-10-07 Handylab, Inc. Method for processing polynucleotide-containing samples
CA2569469A1 (en) * 2004-06-10 2005-12-29 Gilson, Inc. Sample collection container rack overlays
US7910067B2 (en) 2005-04-19 2011-03-22 Gen-Probe Incorporated Sample tube holder
EP1779931A1 (en) * 2005-09-26 2007-05-02 Thermo Electron LED GmbH Method for processing a fluid and fluid processing device
US10900066B2 (en) 2006-03-24 2021-01-26 Handylab, Inc. Microfluidic system for amplifying and detecting polynucleotides in parallel
US11806718B2 (en) 2006-03-24 2023-11-07 Handylab, Inc. Fluorescence detector for microfluidic diagnostic system
US7998708B2 (en) * 2006-03-24 2011-08-16 Handylab, Inc. Microfluidic system for amplifying and detecting polynucleotides in parallel
US8883490B2 (en) 2006-03-24 2014-11-11 Handylab, Inc. Fluorescence detector for microfluidic diagnostic system
DK2001990T3 (en) 2006-03-24 2016-10-03 Handylab Inc Integrated microfluidic sample processing system and method for its use
US8246919B2 (en) 2006-09-21 2012-08-21 Abbott Laboratories Specimen sample rack
US8709787B2 (en) 2006-11-14 2014-04-29 Handylab, Inc. Microfluidic cartridge and method of using same
JP4825731B2 (ja) * 2007-06-01 2011-11-30 株式会社日立ハイテクノロジーズ キャピラリ電気泳動装置
US9186677B2 (en) 2007-07-13 2015-11-17 Handylab, Inc. Integrated apparatus for performing nucleic acid extraction and diagnostic testing on multiple biological samples
US9618139B2 (en) 2007-07-13 2017-04-11 Handylab, Inc. Integrated heater and magnetic separator
EP2171460B1 (en) 2007-07-13 2017-08-30 Handylab, Inc. Polynucleotide capture materials, and methods of using same
US8182763B2 (en) * 2007-07-13 2012-05-22 Handylab, Inc. Rack for sample tubes and reagent holders
US8105783B2 (en) 2007-07-13 2012-01-31 Handylab, Inc. Microfluidic cartridge
US8287820B2 (en) 2007-07-13 2012-10-16 Handylab, Inc. Automated pipetting apparatus having a combined liquid pump and pipette head system
US20110217731A1 (en) * 2008-06-16 2011-09-08 Mayo Foundation For Medical Education And Research Pathology sample processing workstation
USD787087S1 (en) 2008-07-14 2017-05-16 Handylab, Inc. Housing
US9144801B2 (en) 2010-08-31 2015-09-29 Abbott Laboratories Sample tube racks having retention bars
CA3082652A1 (en) 2011-04-15 2012-10-18 Becton, Dickinson And Company Scanning real-time microfluidic thermocycler and methods for synchronized thermocycling and scanning optical detection
JP5143264B2 (ja) * 2011-09-06 2013-02-13 株式会社日立ハイテクノロジーズ 溶液収納装置
USD692162S1 (en) 2011-09-30 2013-10-22 Becton, Dickinson And Company Single piece reagent holder
CN103959070B (zh) 2011-09-30 2017-05-10 贝克顿·迪金森公司 组合试剂条
CN104040238B (zh) 2011-11-04 2017-06-27 汉迪拉布公司 多核苷酸样品制备装置
CN107881219B (zh) 2012-02-03 2021-09-10 贝克顿·迪金森公司 用于分子诊断测试分配和测试之间兼容性确定的外部文件
US9108772B2 (en) 2013-03-15 2015-08-18 Scientific Specialties, Inc. Container latching systems for one-handed operation
USD814653S1 (en) 2014-08-07 2018-04-03 Becton, Dickinson And Company Sample tube holder and components thereof
CN104569445B (zh) * 2014-12-29 2016-05-11 河北科技师范学院 一种血型检测棉签
CN104549604A (zh) * 2015-01-28 2015-04-29 北京普立泰科仪器有限公司 一种溶剂瓶放置装置
US11786907B2 (en) * 2020-11-21 2023-10-17 Mercy Bioanalytics, Inc. Column tube holder for improved-accuracy assays

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917183A (en) * 1954-02-08 1959-12-15 Arthur T Seelye Holder for test tubes
DE1686451U (de) * 1954-07-14 1954-11-04 Asid Inst G M B H Geraet zur durchfuehrung der kreuzprobe vor bluttransfusionen.
NL252802A (xx) * 1959-11-20
DE1823845U (de) * 1960-07-05 1960-12-22 Horst Dr Unger Haltevorrichtung, insbesondere fuer reagenzlglaeser zwecks durchfuehrung eines schuettelprozesses.
US3175695A (en) * 1961-06-15 1965-03-30 Advance Scient Corp Tissue culture tube rack means
US3142385A (en) * 1961-09-07 1964-07-28 James F Kahlenberg Culture tube holder
US3184071A (en) * 1962-12-12 1965-05-18 Eastman Kodak Co Plastic case for containers
FR1354277A (fr) * 1963-01-24 1964-03-06 Editions Et De Conditionnement Boîtes de conditionnement assemblables formant éléments de rangement
FR1363467A (fr) * 1963-05-14 1964-06-12 Dispositif de stockage des bouteilles
FR1376633A (fr) * 1963-09-04 1964-10-31 Lincrusta Perfectionnements apportés aux chevalets pour ampoules pharmaceutiques ou objets allongés analogues
US3233804A (en) * 1964-01-27 1966-02-08 John E Dahm Hemotological apparatus holder
DE1498929C3 (de) * 1964-06-10 1974-02-14 Eppendorf Geraetebau Netheler & Hinz Gmbh, 2000 Hamburg Bearbeitungsvorrichtung für röhren- oder zylinderförmige Gefäße
GB1095429A (xx) * 1965-05-17
GB1205752A (en) * 1966-07-23 1970-09-16 Baird & Tatlock Ltd Receptacle support
DE1598567B1 (de) * 1966-09-01 1971-03-18 Hettich Andreas Fa Vorrichtung zum abfuellen von fluessigkeiten in roehrchen
JPS4531592Y1 (xx) * 1966-11-09 1970-12-03
JPS4531590Y1 (xx) * 1967-01-10 1970-12-03
DE6750993U (de) * 1968-03-29 1969-01-30 Pressstoff Mechanik R Duerrman Staender, insbesondere reagenzglasstaender.
DE1912322C3 (de) * 1969-03-11 1974-10-17 Fa. Andreas Hettich, 7200 Tuttlingen Gefaßträger für Zentrifugen
GB1256182A (en) * 1969-05-21 1971-12-08 Beckman Instruments Ltd Sample identification system and apparatus
US3605829A (en) * 1970-04-29 1971-09-20 Becton Dickinson Co Blood handling machine
US3707354A (en) * 1970-06-16 1972-12-26 Harold S Goodman Means for mixing and centrifugation
JPS4736087U (xx) * 1971-05-04 1972-12-21
US3713771A (en) * 1971-05-13 1973-01-30 B Taylor Method for organized assay and bendable test tube rack therefor
US3785773A (en) * 1972-03-02 1974-01-15 Beckman Instruments Inc Chemical analysis tube module
JPS5014491U (xx) * 1973-06-05 1975-02-15
DE2507835A1 (de) * 1975-02-24 1976-09-02 Joachim Dr Med Happ Vorrichtung zum halten, aufstellen und verschliessen von textroehrchen, insbesondere fuer labor- chemische zwecke
US4040234A (en) * 1976-01-14 1977-08-09 Baxter Travenol Laboratories, Inc. Method and device for racking and sealing containers
US4032066A (en) * 1976-03-15 1977-06-28 Beckman Instruments, Inc. Adapters for centrifuge rotors
US4068798A (en) * 1976-09-29 1978-01-17 E. I. Du Pont De Nemours And Company Method and apparatus for stopper removal

Also Published As

Publication number Publication date
US4364904A (en) 1982-12-21
GB1479932A (en) 1977-07-13
US3905772A (en) 1975-09-16
CA1021962A (en) 1977-12-06
CH635761A5 (de) 1983-04-29
DE2743433A1 (de) 1979-03-29
FR2403826B1 (xx) 1984-09-14
JPS5646901B2 (xx) 1981-11-06
FR2236181B3 (xx) 1976-08-27
JPS50100881A (xx) 1975-08-09
GB2004768A (en) 1979-04-11
JPS54151492A (en) 1979-11-28
DE2432086C2 (de) 1983-08-04
FR2403826A1 (fr) 1979-04-20
DE2743433B2 (de) 1980-07-10
JPS579026B2 (xx) 1982-02-19
GB1095429A (xx)
GB2004768B (en) 1982-04-21
DE2432086A1 (de) 1975-01-23
FR2236181A1 (xx) 1975-01-31
US3474913A (en) 1969-10-28

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