DE69721893D1 - Verfahren zur Abscheidung von Zellen aus Blut - Google Patents

Verfahren zur Abscheidung von Zellen aus Blut

Info

Publication number
DE69721893D1
DE69721893D1 DE69721893T DE69721893T DE69721893D1 DE 69721893 D1 DE69721893 D1 DE 69721893D1 DE 69721893 T DE69721893 T DE 69721893T DE 69721893 T DE69721893 T DE 69721893T DE 69721893 D1 DE69721893 D1 DE 69721893D1
Authority
DE
Germany
Prior art keywords
blood
cells
separation
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 - Fee Related
Application number
DE69721893T
Other languages
English (en)
Other versions
DE69721893T2 (de
Inventor
Yoshitaka Ohmura
Noboru Taguchi
Tadashi Sameshima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Terumo Corp
Original Assignee
Terumo Corp
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
Application filed by Terumo Corp filed Critical Terumo Corp
Publication of DE69721893D1 publication Critical patent/DE69721893D1/de
Application granted granted Critical
Publication of DE69721893T2 publication Critical patent/DE69721893T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12Composite membranes; Ultra-thin membranes
    • B01D69/1218Layers having the same chemical composition, but different properties, e.g. pore size, molecular weight or porosity
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M1/00Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621Extra-corporeal blood circuits
    • A61M1/3627Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633Blood component filters, e.g. leukocyte filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14Ultrafiltration; Microfiltration
    • B01D61/18Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D69/00Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/483Physical analysis of biological material
    • G01N33/487Physical analysis of biological material of liquid biological material
    • G01N33/49Blood
    • G01N33/491Blood by separating the blood components
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2202/00Special media to be introduced, removed or treated
    • A61M2202/04Liquids
    • A61M2202/0413Blood
    • A61M2202/0439White blood cells; Leucocytes

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Hematology (AREA)
  • Water Supply & Treatment (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Ecology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Vascular Medicine (AREA)
  • Food Science & Technology (AREA)
  • Urology & Nephrology (AREA)
  • Pathology (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Filtration Of Liquid (AREA)
  • Sampling And Sample Adjustment (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE69721893T 1996-03-28 1997-03-28 Verfahren zur Abscheidung von Zellen aus Blut Expired - Fee Related DE69721893T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP9919996 1996-03-28
JP9919996 1996-03-28
JP26531396 1996-09-13
JP26531396 1996-09-13
JP05711597A JP3322595B2 (ja) 1996-03-28 1997-02-26 フィルター装置および生体微細組織の分離・回収方法
JP5711597 1997-02-26

Publications (2)

Publication Number Publication Date
DE69721893D1 true DE69721893D1 (de) 2003-06-18
DE69721893T2 DE69721893T2 (de) 2004-02-19

Family

ID=27296151

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69721893T Expired - Fee Related DE69721893T2 (de) 1996-03-28 1997-03-28 Verfahren zur Abscheidung von Zellen aus Blut

Country Status (4)

Country Link
US (1) US6139757A (de)
EP (1) EP0806475B1 (de)
JP (1) JP3322595B2 (de)
DE (1) DE69721893T2 (de)

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Also Published As

Publication number Publication date
EP0806475B1 (de) 2003-05-14
JP3322595B2 (ja) 2002-09-09
EP0806475A3 (de) 2001-01-17
JPH10137557A (ja) 1998-05-26
DE69721893T2 (de) 2004-02-19
EP0806475A2 (de) 1997-11-12
US6139757A (en) 2000-10-31

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