ATE197547T1 - Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung - Google Patents

Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung

Info

Publication number
ATE197547T1
ATE197547T1 AT92917988T AT92917988T ATE197547T1 AT E197547 T1 ATE197547 T1 AT E197547T1 AT 92917988 T AT92917988 T AT 92917988T AT 92917988 T AT92917988 T AT 92917988T AT E197547 T1 ATE197547 T1 AT E197547T1
Authority
AT
Austria
Prior art keywords
leukocytes
filter medium
selectively removing
filter
corresponding device
Prior art date
Application number
AT92917988T
Other languages
English (en)
Inventor
Tatsuya Fukuda
Takao Nishimura
Naokuni Yamawaki
Original Assignee
Asahi Medical Co
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 filed Critical Asahi Medical Co
Application granted granted Critical
Publication of ATE197547T1 publication Critical patent/ATE197547T1/de

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)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Filtering Materials (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
AT92917988T 1991-08-22 1992-08-24 Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung ATE197547T1 (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 (fr) 1991-08-22 1992-08-24 MILIEU FILTRANT POUR l'ELIMINATION SELECTIVE DE LEUCOCYTES ET DISPOSITIF GARNI DE CELUI-CI

Publications (1)

Publication Number Publication Date
ATE197547T1 true ATE197547T1 (de) 2000-12-15

Family

ID=26514377

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92917988T ATE197547T1 (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)

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Publication number Priority date Publication date Assignee Title
EP0606646B1 (de) * 1992-12-28 1997-09-24 Asahi Medical Co., Ltd. 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
AU686723B2 (en) * 1993-12-22 1998-02-12 Baxter International Inc. Methods for characterizing complex filtration media
US5972217A (en) * 1994-10-17 1999-10-26 Baxter International Inc. Blood cell separation devices having a membrane with particular coating
US6306454B1 (en) 1994-10-17 2001-10-23 Baxter International Inc. Method for producing improved medical devices and devices so produced
US6045701A (en) * 1994-10-17 2000-04-04 Baxter International Inc. Method of filtering a fluid suspension with a membrane having a 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
EP0869835B1 (de) * 1995-04-13 2005-06-08 Travenol Laboratories (Israel) Ltd. Verfahren und vorrichtung zur leukozytenfiltration
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
CA2270413A1 (en) * 1996-11-08 1998-05-14 Chong-Son Sun Method for purifying blood plasma and apparatus suitable therefor
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
US6267898B1 (en) * 1997-06-26 2001-07-31 Asahi Medical Co., Ltd. Leukapheretic 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
KR101038248B1 (ko) 2002-12-02 2011-06-01 아사히 가세이 메디컬 가부시키가이샤 백혈구 제거 방법, 백혈구 제거 필터 및 그의 용도
US20040126405A1 (en) * 2002-12-30 2004-07-01 Scimed Life Systems, Inc. Engineered scaffolds for promoting growth of cells
US7083697B2 (en) * 2002-12-30 2006-08-01 Boston Scientific Scimed, Inc. Porous spun polymeric structures and method of making same
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.
EP2216342B1 (de) * 2003-07-31 2015-04-22 Immunomedics, Inc. Anti-CD19 Antikörper
US8900462B2 (en) 2004-06-09 2014-12-02 Asahi Kasei Medical Co., Ltd Method for removing leukocyte and filter for use therein
DE602006017713D1 (de) * 2005-08-31 2010-12-02 Gambro Lundia Ab Verfahren und gerät zur entfernung von immunzellen
US20140234506A1 (en) * 2013-02-18 2014-08-21 Wisconsin Alumni Research Foundation Methods and compositions for protein concentration
US9782707B2 (en) 2014-03-24 2017-10-10 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such 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
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
US20170266362A1 (en) 2014-08-26 2017-09-21 3M Innovative Properties Company System for removal of pro-inflammatory mediators as well as granulocytes and monocytes from blood
KR102265179B1 (ko) * 2016-08-18 2021-06-16 아사히 가세이 메디컬 가부시키가이샤 혈액 처리 필터용 필터 요소, 혈액 처리 필터 및 백혈구 제거 방법
WO2018101156A1 (ja) * 2016-11-29 2018-06-07 富士フイルム株式会社 血液成分選択吸着濾材および血液フィルター
WO2018117265A1 (ja) * 2016-12-22 2018-06-28 株式会社ダイセル 血液フィルター
US11344653B2 (en) 2016-12-22 2022-05-31 Daicel Corporation Bone fixing material

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−
EP0267286B1 (de) * 1986-03-28 1993-05-26 ASAHI MEDICAL Co., Ltd. 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.
US5344561A (en) * 1989-05-09 1994-09-06 Pall Corporation Device for depletion of the leucocyte content of blood and blood components
EP0397403B1 (de) * 1989-05-09 1993-12-22 Pall Corporation Vorrichtung und Verfahren zur Verminderung des Leukocytengehalts von Blut und Blutkomponenten
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―
DE69133218T2 (de) * 1990-09-25 2004-02-12 Asahi Medical Co. Ltd. Methode und filtersystem zur entfernung von leukozyten

Also Published As

Publication number Publication date
DE69231566T2 (de) 2001-06-21
EP0554460A1 (de) 1993-08-11
US5665233A (en) 1997-09-09
DE69231566D1 (de) 2000-12-21
EP0554460A4 (de) 1994-03-09
US5478470A (en) 1995-12-26
WO1993003740A1 (fr) 1993-03-04
ES2151492T3 (es) 2001-01-01
EP0554460B1 (de) 2000-11-15

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties