ATE422912T1 - Filter für die selektive eliminierung von leukozyten - Google Patents

Filter für die selektive eliminierung von leukozyten

Info

Publication number
ATE422912T1
ATE422912T1 AT02781869T AT02781869T ATE422912T1 AT E422912 T1 ATE422912 T1 AT E422912T1 AT 02781869 T AT02781869 T AT 02781869T AT 02781869 T AT02781869 T AT 02781869T AT E422912 T1 ATE422912 T1 AT E422912T1
Authority
AT
Austria
Prior art keywords
filter
polymer
leukocytes
monomer unit
sterilization
Prior art date
Application number
AT02781869T
Other languages
English (en)
Inventor
Yukihiro Yamada
Hirofumi Miura
Original Assignee
Asahi Kasei 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
Application filed by Asahi Kasei Medical Co Ltd filed Critical Asahi Kasei Medical Co Ltd
Application granted granted Critical
Publication of ATE422912T1 publication Critical patent/ATE422912T1/de

Links

Classifications

    • 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
    • B01D67/0081—After-treatment of organic or inorganic membranes
    • B01D67/0088—Physical treatment with compounds, e.g. swelling, coating or impregnation
    • 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
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/40—Polymers of unsaturated acids or derivatives thereof, e.g. salts, amides, imides, nitriles, anhydrides, esters
    • B01D71/401—Polymers based on the polymerisation of acrylic acid, e.g. polyacrylate
    • B01D71/4011—Polymethylmethacrylate
    • 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 & Material Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Inorganic Chemistry (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • External Artificial Organs (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT02781869T 2001-12-03 2002-12-02 Filter für die selektive eliminierung von leukozyten ATE422912T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001368397 2001-12-03

Publications (1)

Publication Number Publication Date
ATE422912T1 true ATE422912T1 (de) 2009-03-15

Family

ID=19177993

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02781869T ATE422912T1 (de) 2001-12-03 2002-12-02 Filter für die selektive eliminierung von leukozyten

Country Status (7)

Country Link
US (1) US7410066B2 (de)
EP (1) EP1452193B1 (de)
JP (1) JP4251987B2 (de)
AT (1) ATE422912T1 (de)
AU (1) AU2002349745A1 (de)
DE (1) DE60231235D1 (de)
WO (1) WO2003047655A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200505394A (en) 2003-06-06 2005-02-16 Asahi Medical Co Material promoting wound healing
US8999167B2 (en) 2003-08-07 2015-04-07 Asahi Kasei Medical Co., Ltd. Composite porous membrane and process for producing the same
JP2005289837A (ja) * 2004-03-31 2005-10-20 Juntendo 骨髄細胞誘導剤の製造方法及び製造装置
GB0418124D0 (en) * 2004-08-13 2004-09-15 Asahi Chemical Ind Polymers useful as medical materials
GB0418123D0 (en) * 2004-08-13 2004-09-15 Asahi Chemical Ind Polymers useful as medical materials
JP5609116B2 (ja) * 2008-02-21 2014-10-22 東洋紡株式会社 耐ファウリング性に優れる中空糸型限外ろ過膜
JP6080356B2 (ja) * 2009-03-30 2017-02-15 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
FR3003764B1 (fr) 2013-03-27 2015-05-01 Maco Pharma Sa Unite de filtration des leucocytes a adhesion des plaquettes reduite
US9782707B2 (en) 2014-03-24 2017-10-10 Fenwal, Inc. Biological fluid filters having flexible walls and methods for making such filters
US9968738B2 (en) 2014-03-24 2018-05-15 Fenwal, Inc. Biological fluid filters with molded frame 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
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
US10376627B2 (en) 2014-03-24 2019-08-13 Fenwal, Inc. Flexible biological fluid filters
JP6705685B2 (ja) * 2016-03-31 2020-06-03 旭化成メディカル株式会社 生体由来液処理フィルター及びフィルターデバイス
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
TWI715998B (zh) 2019-01-28 2021-01-11 笙特科技股份有限公司 過濾材料及其製造方法
FR3117871B1 (fr) 2020-12-22 2022-11-11 Maco Pharma Sa Unité de filtration des leucocytes à adhésion des plaquettes réduite

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0267286B1 (de) * 1986-03-28 1993-05-26 ASAHI MEDICAL Co., Ltd. Filtermedium zur selektiven beseitigung von leucocyten
US6267898B1 (en) * 1997-06-26 2001-07-31 Asahi Medical Co., Ltd. Leukapheretic filter medium
WO1999011304A1 (fr) * 1997-08-28 1999-03-11 Asahi Medical Co., Ltd. Substance filtrante recuperant les leucocytes
ATE267038T1 (de) * 1999-03-16 2004-06-15 Pall Corp Filter und system zur filtration biologischer flüssigkeiten
JP4565762B2 (ja) * 2001-03-26 2010-10-20 旭化成メディカル株式会社 白血球除去フィルター及びその製造方法
JP2003038641A (ja) * 2001-07-31 2003-02-12 Asahi Medical Co Ltd 白血球選択除去フィルター材

Also Published As

Publication number Publication date
US20050121386A1 (en) 2005-06-09
EP1452193A4 (de) 2008-06-18
WO2003047655A1 (fr) 2003-06-12
JP4251987B2 (ja) 2009-04-08
EP1452193B1 (de) 2009-02-18
AU2002349745A1 (en) 2003-06-17
JPWO2003047655A1 (ja) 2005-04-14
DE60231235D1 (de) 2009-04-02
EP1452193A1 (de) 2004-09-01
US7410066B2 (en) 2008-08-12

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Legal Events

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