DE69409164T2 - Vorrichtung zur Trennung von Leukozyten oder Leukozyten und Plättchen und Filter dafür - Google Patents

Vorrichtung zur Trennung von Leukozyten oder Leukozyten und Plättchen und Filter dafür

Info

Publication number
DE69409164T2
DE69409164T2 DE69409164T DE69409164T DE69409164T2 DE 69409164 T2 DE69409164 T2 DE 69409164T2 DE 69409164 T DE69409164 T DE 69409164T DE 69409164 T DE69409164 T DE 69409164T DE 69409164 T2 DE69409164 T2 DE 69409164T2
Authority
DE
Germany
Prior art keywords
leukocytes
platelets
separating
filter therefor
therefor
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 - Lifetime
Application number
DE69409164T
Other languages
English (en)
Other versions
DE69409164D1 (de
Inventor
Hitoshi Kuroki
Shoji Ochiai
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 DE69409164D1 publication Critical patent/DE69409164D1/de
Application granted granted Critical
Publication of DE69409164T2 publication Critical patent/DE69409164T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES 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
    • A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
    • A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
    • A61M1/3621—Extra-corporeal blood circuits
    • A61M1/3627—Degassing devices; Buffer reservoirs; Drip chambers; Blood filters
    • A61M1/3633—Blood component filters, e.g. leukocyte filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1669—Cellular material
    • B01D39/1676—Cellular material of synthetic origin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/18—Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
    • B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/12—Composite membranes; Ultra-thin membranes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/04—Liquids
    • A61M2202/0413—Blood
    • A61M2202/0439—White blood cells; Leucocytes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/02—Hydrophilization
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2323/00—Details relating to membrane preparation
    • B01D2323/219—Specific solvent system
    • B01D2323/22—Specific non-solvents or non-solvent system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/02—Details relating to pores or porosity of the membranes
    • B01D2325/0283—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2325/00—Details relating to properties of membranes
    • B01D2325/36—Hydrophilic membranes
DE69409164T 1993-06-27 1994-06-21 Vorrichtung zur Trennung von Leukozyten oder Leukozyten und Plättchen und Filter dafür Expired - Lifetime DE69409164T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17991793A JP3311091B2 (ja) 1993-06-27 1993-06-27 白血球分離用フィルター並びに白血球および血小板分離用フィルター

Publications (2)

Publication Number Publication Date
DE69409164D1 DE69409164D1 (de) 1998-04-30
DE69409164T2 true DE69409164T2 (de) 1998-09-17

Family

ID=16074182

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409164T Expired - Lifetime DE69409164T2 (de) 1993-06-27 1994-06-21 Vorrichtung zur Trennung von Leukozyten oder Leukozyten und Plättchen und Filter dafür

Country Status (4)

Country Link
US (1) US5476587A (de)
EP (1) EP0630675B1 (de)
JP (1) JP3311091B2 (de)
DE (1) DE69409164T2 (de)

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US4323658A (en) * 1980-09-02 1982-04-06 Texaco Inc. Polyisocyanurates from diols modified with epoxy resins
US4316991A (en) * 1980-09-02 1982-02-23 Texaco Inc. Modification of polyols with epoxy resins
US5935092A (en) 1990-12-20 1999-08-10 Baxter International Inc. Systems and methods for removing free and entrained contaminants in plasma
US5707520A (en) * 1993-06-27 1998-01-13 Terumo Kabushiki Kaisha Remover unit for use in filtration circuit for removing at least leukocyte
US20010037978A1 (en) 1999-04-20 2001-11-08 Daryl R. Calhoun Filter assembly having a flexible housing and method of making same
US5695653A (en) * 1994-12-23 1997-12-09 Pall Corporation Device and method for separating components from a biological fluid
FR2735702B1 (fr) * 1995-06-22 1997-07-25 Inst Textile De France Dispositif de separation physico-chimique de constituants d'un fluide
GB2305370B (en) * 1995-09-19 1997-10-29 Asahi Medical Co Device for depletion of leukocytes
TW391881B (en) * 1996-09-25 2000-06-01 Baxter Int Method and apparatus for filtering suspensions of medical and biological fluids or the like
US6190855B1 (en) * 1996-10-28 2001-02-20 Baxter International Inc. Systems and methods for removing viral agents from blood
JP3932639B2 (ja) * 1998-01-19 2007-06-20 東洋紡績株式会社 血漿あるいは血清分離フィルター
DE69804361T2 (de) * 1998-05-13 2002-10-10 Texel Inc Reibungselektrischer luftfilter
US6945411B1 (en) 1999-03-16 2005-09-20 Pall Corporation Biological fluid filter and system
ATE267038T1 (de) * 1999-03-16 2004-06-15 Pall Corp Filter und system zur filtration biologischer flüssigkeiten
IL137077A (en) * 2000-06-28 2003-05-29 Teva Medical Ltd Leukoreduction filter
US20030209479A1 (en) * 2000-07-10 2003-11-13 Lynn Daniel R Blood filters, blood collection and processing systems, and methods therefore
US6612447B1 (en) * 2000-07-24 2003-09-02 Baxter International Inc. Blood collection systems and filters using a porous membrane element
JP2002102626A (ja) * 2000-09-29 2002-04-09 Terumo Corp 白血球除去用フィルターおよび白血球除去器
EP1582228B2 (de) 2002-12-02 2019-03-13 Asahi Kasei Medical Co., Ltd. Verfahren zur entfernung von leukozyten,leukozyten entfernender filter und seine verwendung
EP1754496B1 (de) * 2004-06-09 2016-01-20 Asahi Kasei Medical Co., Ltd. Verfahren zur entfernung von leukozyten und filter zur verwendung darin
EP2055329B1 (de) * 2006-06-16 2016-03-09 Terumo Kabushiki Kaisha Blutbehandlungsfilter und blutbehandlungskreislauf
FR2921490B1 (fr) * 2007-09-21 2010-09-10 Metagenex Procede et dispositif pour recueillir du materiel cellulaire de cellules isolees sur filtre
EP2266642B1 (de) 2008-04-18 2012-03-28 Nikkiso Co., Ltd. Adsorbens zur entfernung von blutzellen
EP2158927A1 (de) * 2008-08-25 2010-03-03 Debiotech S.A. Verabreichungsvorrichtung mit einem Modul um Fibrillen stromabwärts von dem Behälter zu vermeiden
WO2010026891A1 (ja) * 2008-09-02 2010-03-11 テルモ株式会社 血液処理器具
KR101134279B1 (ko) * 2009-02-09 2012-04-10 (주)이화프레지니우스카비 필터장치 및 이를 구비한 주사액 주입장치
WO2010113632A1 (ja) * 2009-03-30 2010-10-07 テルモ株式会社 表面処理剤およびフィルター用濾材ならびに血液処理フィルター
EP2363501A1 (de) * 2010-03-02 2011-09-07 Universitätsklinikum Hamburg-Eppendorf Verfahren zur Isolierung von Zielzellen
JP6208473B2 (ja) * 2012-06-20 2017-10-04 アークレイ株式会社 血液成分を含む試料の処理方法
US9713669B2 (en) 2013-12-26 2017-07-25 Fenwal, Inc. Method for sized-based cell separation using spinning membrane filtration
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
US10159778B2 (en) 2014-03-24 2018-12-25 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US10376627B2 (en) 2014-03-24 2019-08-13 Fenwal, Inc. Flexible biological fluid filters
US9968738B2 (en) 2014-03-24 2018-05-15 Fenwal, Inc. Biological fluid filters with molded frame and methods for making such filters
US9782707B2 (en) 2014-03-24 2017-10-10 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
KR102558002B1 (ko) 2016-02-17 2023-07-20 삼성전자주식회사 필터 및 이를 포함하는 장치
CN107213806B (zh) * 2017-07-13 2018-03-06 广州达济医学科技有限公司 一种用于滤除白细胞的滤膜及其制备方法
CN108721961B (zh) * 2018-06-12 2021-01-01 广州市雷德生物科技有限公司 一种血液的过滤装置
CN112969518A (zh) * 2019-03-12 2021-06-15 泰尔茂株式会社 过滤装置

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3578502D1 (de) * 1984-03-15 1990-08-09 Asahi Medical Co Filtereinheit zum abtrennen von leukozyten.
JPS6139060A (ja) * 1984-07-31 1986-02-25 Ricoh Co Ltd 多色画像形成方法
JPH0651060B1 (de) * 1986-03-28 1994-07-06 Asahi Medical Co
JPS6326089A (ja) * 1986-07-18 1988-02-03 Fujitsu General Ltd テレビ受信機
JPS63255070A (ja) * 1987-04-14 1988-10-21 テルモ株式会社 血液成分分離器
US4880548A (en) * 1988-02-17 1989-11-14 Pall Corporation Device and method for separating leucocytes from platelet concentrate
AU617265B2 (en) * 1988-06-23 1991-11-21 Asahi Medical Co. Ltd. Method for separating blood into blood components, and blood components separator unit
EP0406485A1 (de) * 1989-07-03 1991-01-09 NPBI Nederlands Produktielaboratorium voor Bloedtransfusieapparatuur en Infusievloeistoffen B.V. Verfahren zur Abscheidung von Leukocyten aus einer Leukocyten enthaltenden Suspension und Filter zur Verwendung dazu
DE69020248T2 (de) * 1989-07-14 1996-01-25 Terumo Corp Filtermaterial zum Abscheiden von Leukozyten und Verfahren zu seiner Herstellung.
JP2523938B2 (ja) * 1989-09-18 1996-08-14 テルモ株式会社 血小板純化用フィルタ―
JPH0534337A (ja) * 1991-07-26 1993-02-09 Terumo Corp 白血球分離用フイルター
JP3696894B2 (ja) * 1993-05-27 2005-09-21 キヤノン株式会社 レンズ制御装置

Also Published As

Publication number Publication date
DE69409164D1 (de) 1998-04-30
EP0630675B1 (de) 1998-03-25
EP0630675A1 (de) 1994-12-28
JPH07124255A (ja) 1995-05-16
JP3311091B2 (ja) 2002-08-05
US5476587A (en) 1995-12-19

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Legal Events

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