DE69231566D1 - Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung - Google Patents

Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung

Info

Publication number
DE69231566D1
DE69231566D1 DE69231566T DE69231566T DE69231566D1 DE 69231566 D1 DE69231566 D1 DE 69231566D1 DE 69231566 T DE69231566 T DE 69231566T DE 69231566 T DE69231566 T DE 69231566T DE 69231566 D1 DE69231566 D1 DE 69231566D1
Authority
DE
Germany
Prior art keywords
filter medium
leucocytes
selectively removing
selective removal
appropriate device
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
DE69231566T
Other languages
English (en)
Other versions
DE69231566T2 (de
Inventor
Tatsuya Fukuda
Takao Nishimura
Naokuni Yamawaki
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.)
Asahi Kasei Medical Co Ltd
Original Assignee
Asahi Medical Co Ltd
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 JP20426592A external-priority patent/JP3270125B2/ja
Application filed by Asahi Medical Co Ltd filed Critical Asahi Medical Co Ltd
Application granted granted Critical
Publication of DE69231566D1 publication Critical patent/DE69231566D1/de
Publication of DE69231566T2 publication Critical patent/DE69231566T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01D39/1692—Other shaped material, e.g. perforated or porous sheets
    • 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
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • 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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Cardiology (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Filtering Materials (AREA)
DE69231566T 1991-08-22 1992-08-24 Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung Expired - Fee Related DE69231566T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP23370291 1991-08-22
JP20426592A JP3270125B2 (ja) 1992-07-09 1992-07-09 白血球捕捉材
PCT/JP1992/001064 WO1993003740A1 (en) 1991-08-22 1992-08-24 Filter medium for selective removal of leukocytes and device packed therewith

Publications (2)

Publication Number Publication Date
DE69231566D1 true DE69231566D1 (de) 2000-12-21
DE69231566T2 DE69231566T2 (de) 2001-06-21

Family

ID=26514377

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69231566T Expired - Fee Related DE69231566T2 (de) 1991-08-22 1992-08-24 Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung

Country Status (6)

Country Link
US (2) US5478470A (de)
EP (1) EP0554460B1 (de)
AT (1) ATE197547T1 (de)
DE (1) DE69231566T2 (de)
ES (1) ES2151492T3 (de)
WO (1) WO1993003740A1 (de)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69314154T2 (de) * 1992-12-28 1998-04-30 Asahi Medical Co Filtermaterial, Vorrichtung und Verfahren zum Abtrennen von Leukozyten
JP3436781B2 (ja) * 1993-09-22 2003-08-18 日本バイリーン株式会社 濾 材
JPH08507472A (ja) * 1993-12-22 1996-08-13 バクスター、インターナショナル、インコーポレイテッド 複合濾過媒体の特徴化方法
US6045701A (en) * 1994-10-17 2000-04-04 Baxter International Inc. Method of filtering a fluid suspension with a membrane having a particular coating
US6306454B1 (en) 1994-10-17 2001-10-23 Baxter International Inc. Method for producing improved medical devices and devices so produced
US5972217A (en) * 1994-10-17 1999-10-26 Baxter International Inc. Blood cell separation devices having a membrane with particular coating
US5647985A (en) * 1994-10-17 1997-07-15 Baxter International Inc. Whole blood leukodepletion and platelet filter
US6746482B2 (en) 1994-10-17 2004-06-08 Baxter International Inc. Method for producing medical devices and devices so produced
US5728306A (en) * 1994-12-23 1998-03-17 Baxter International Inc. Leukodepletion filter and method for filtering leukocytes from freshly drawn blood
AU5309396A (en) * 1995-04-13 1996-10-30 Travenol Laboratories (Israel) Ltd. Leukocyte filtration method and apparatus
DE69629280T2 (de) * 1995-12-26 2004-04-22 Asahi Medical Co. Ltd. Filtrationsmittel zum entfernen von leukocyten
US6168718B1 (en) 1996-11-08 2001-01-02 Pall Corporation Method for purifying blood plasma and apparatus suitable therefor
CN1122536C (zh) * 1996-11-08 2003-10-01 帕尔公司 提纯血浆的方法以及适合该方法的装置
US5879624A (en) 1997-01-15 1999-03-09 Boehringer Laboratories, Inc. Method and apparatus for collecting and processing blood
US6662956B2 (en) 1997-03-18 2003-12-16 Selecto, Inc. Nanocrystal-containing filtration media
AU724497B2 (en) * 1997-06-26 2000-09-21 Asahi Medical Co. Ltd. Leukocyte-removing filter medium
FR2799986B1 (fr) * 1999-10-20 2001-11-23 Maco Pharma Sa Unite de filtration d'une substance virucide
US6267252B1 (en) 1999-12-08 2001-07-31 Kimberly-Clark Worldwide, Inc. Fine particle filtration medium including an airlaid composite
FR2802116B1 (fr) 1999-12-10 2002-05-03 Maco Pharma Sa Unite de filtration sterile d'un fluide,notamment le sang
IL137077A (en) 2000-06-28 2003-05-29 Teva Medical Ltd Leukoreduction filter
US6612447B1 (en) 2000-07-24 2003-09-02 Baxter International Inc. Blood collection systems and filters using a porous membrane element
TW591106B (en) * 2000-10-06 2004-06-11 Ind Tech Res Inst Carrier for cell attachment or fixation and its process for preparation
FR2825617B1 (fr) * 2001-06-12 2004-05-28 Maco Pharma Sa Poche pourvue de moyens d'association temporaire d'un filtre
WO2004033396A2 (en) * 2002-10-08 2004-04-22 American National Red Cross Method for enriching adherent monocyte populations
WO2004050146A1 (ja) 2002-12-02 2004-06-17 Asahi Medical Co., Ltd. 白血球除去方法、白血球除去フィルター及びその使用
US7083697B2 (en) * 2002-12-30 2006-08-01 Boston Scientific Scimed, Inc. Porous spun polymeric structures and method of making same
US20040126405A1 (en) * 2002-12-30 2004-07-01 Scimed Life Systems, Inc. Engineered scaffolds for promoting growth of cells
ITTO20030039A1 (it) * 2003-01-24 2004-07-25 Fresenius Hemocare Italia Srl Filtro per separare leucociti da sangue intero e/o da preparati derivati dal sangue, procedimento per la fabbricazione del filtro, dispositivo e utilizzazione.
EP1648512A4 (de) * 2003-07-31 2009-01-21 Immunomedics Inc Anti-cd19 antikörper
CN100512890C (zh) 2004-06-09 2009-07-15 旭化成医疗株式会社 白细胞除去方法和用于该方法的过滤器
EP1931445B1 (de) * 2005-08-31 2018-08-01 Gambro Lundia AB Cycloolefincopolymer als material zur verminderung des gehalts an leukozyten
CA2900670C (en) * 2013-02-18 2021-09-14 Wisconsin Alumni Research Foundation Methods and compositions for protein concentration
US10159778B2 (en) 2014-03-24 2018-12-25 Fenwal, Inc. Biological fluid filters having flexible walls 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
US9796166B2 (en) 2014-03-24 2017-10-24 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
US10376627B2 (en) 2014-03-24 2019-08-13 Fenwal, Inc. Flexible biological fluid filters
JP2017525489A (ja) 2014-08-26 2017-09-07 スリーエム イノベイティブ プロパティズ カンパニー 炎症性メディエーター並びに顆粒球及び単球を血液から除去するためのシステム
CA3034065C (en) * 2016-08-18 2021-07-27 Asahi Kasei Medical Co., Ltd. Filter element for blood processing filter, blood processing filter and leukocyte removal method
EP3549623B1 (de) * 2016-11-29 2023-08-16 FUJIFILM Corporation Verwendung eines blutkomponentenselektiven adsorptionsfiltermedium und blutfilter
EP3560530A4 (de) * 2016-12-22 2020-08-19 Daicel Corporation Blutfilter
JPWO2018117266A1 (ja) 2016-12-22 2019-12-12 株式会社ダイセル 骨固定材

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246107A (en) * 1978-03-06 1981-01-20 Asahi Kasei Kogyo Kabushiki Kaisha Separation of lymphocytes from lymphocyte-containing suspension by filtration
JPS58206527A (ja) * 1982-05-26 1983-12-01 Asahi Chem Ind Co Ltd 白血球成分中の単球とリンパ球の分離材
JPS60193468A (ja) * 1984-03-15 1985-10-01 旭メデイカル株式会社 白血球除去フイルタ−
DE3785993T2 (de) * 1986-03-28 1994-02-10 Asahi Medical Co Filtermedium zur selektiven beseitigung von leucocyten.
JPS6326089A (ja) * 1986-07-18 1988-02-03 Fujitsu General Ltd テレビ受信機
JPS6475014A (en) * 1987-09-18 1989-03-20 Terumo Corp Filter for separating leukocytes
US4923620A (en) * 1987-10-20 1990-05-08 Pall Corporation Device for depletion of the leukocyte content of blood and blood components
US4925572A (en) * 1987-10-20 1990-05-15 Pall Corporation Device and method for depletion of the leukocyte content of blood and blood components
US4880548A (en) * 1988-02-17 1989-11-14 Pall Corporation Device and method for separating leucocytes from platelet concentrate
JPH0651631B2 (ja) * 1988-03-03 1994-07-06 テルモ株式会社 白血球分離材
NL8802888A (nl) * 1988-11-23 1990-06-18 Akzo Nv Filter en werkwijze voor het vervaardigen van een leucocytenarme trombocytensuspensie.
EP0397403B1 (de) * 1989-05-09 1993-12-22 Pall Corporation Vorrichtung und Verfahren zur Verminderung des Leukocytengehalts von Blut und Blutkomponenten
US5344561A (en) * 1989-05-09 1994-09-06 Pall Corporation Device for depletion of the leucocyte content of blood and blood components
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
JPH0825886B2 (ja) * 1989-07-14 1996-03-13 テルモ株式会社 白血球捕捉用フィルター材およびその製造方法
JP2918595B2 (ja) * 1989-09-18 1999-07-12 テルモ株式会社 白血球分離器
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―
EP0502213B1 (de) * 1990-09-25 2003-03-19 Asahi Medical Co., Ltd. Methode und filtersystem zur entfernung von leukozyten

Also Published As

Publication number Publication date
EP0554460B1 (de) 2000-11-15
EP0554460A1 (de) 1993-08-11
US5665233A (en) 1997-09-09
EP0554460A4 (de) 1994-03-09
DE69231566T2 (de) 2001-06-21
ES2151492T3 (es) 2001-01-01
US5478470A (en) 1995-12-26
ATE197547T1 (de) 2000-12-15
WO1993003740A1 (en) 1993-03-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ASAHI KASEI MEDICAL CO.,LTD., TOKIO, JP

8339 Ceased/non-payment of the annual fee