ATE354419T1 - Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen - Google Patents

Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen

Info

Publication number
ATE354419T1
ATE354419T1 AT98938926T AT98938926T ATE354419T1 AT E354419 T1 ATE354419 T1 AT E354419T1 AT 98938926 T AT98938926 T AT 98938926T AT 98938926 T AT98938926 T AT 98938926T AT E354419 T1 ATE354419 T1 AT E354419T1
Authority
AT
Austria
Prior art keywords
materials
blood cells
white blood
eliminating white
polyolefins
Prior art date
Application number
AT98938926T
Other languages
English (en)
Inventor
Hirokazu Onodera
Makoto Yoshida
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 ATE354419T1 publication Critical patent/ATE354419T1/de

Links

Classifications

    • 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
    • A61M1/34—Filtering material out of the blood by passing it through a membrane, i.e. hemofiltration or diafiltration
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M10/00—Physical treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, e.g. by ultrasonic waves, corona discharge, irradiation, electric currents or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
    • D06M10/008—Treatment with radioactive elements or with neutrons, alpha, beta or gamma rays
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Vascular Medicine (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Textile Engineering (AREA)
  • Medicinal Chemistry (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)
  • Filtering Materials (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
AT98938926T 1997-08-22 1998-08-21 Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen ATE354419T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24028197 1997-08-22

Publications (1)

Publication Number Publication Date
ATE354419T1 true ATE354419T1 (de) 2007-03-15

Family

ID=17057163

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98938926T ATE354419T1 (de) 1997-08-22 1998-08-21 Prozess zur herstellung hydrophilisierten polyolefinen und von materialen zum eliminieren von weissen blutkörperchen

Country Status (7)

Country Link
US (1) US6602812B1 (de)
EP (1) EP1016425B1 (de)
JP (1) JP4261623B2 (de)
AT (1) ATE354419T1 (de)
DE (1) DE69837152T2 (de)
ES (1) ES2278416T3 (de)
WO (1) WO1999010025A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW434036B (en) * 1998-05-13 2001-05-16 Asahi Medical Co Filter device and method for processing blood
CN1330822C (zh) * 2001-01-30 2007-08-08 宝洁公司 用于改善表面的涂层组合物
DE10304365A1 (de) * 2003-02-04 2004-08-05 Ls-Medcap Gmbh Filtervorrichtung
JP2007138044A (ja) * 2005-11-18 2007-06-07 Konica Minolta Opto Inc 光学素子用樹脂組成物、光学素子、集光装置及び光ピックアップ装置
US20080197077A1 (en) * 2007-01-26 2008-08-21 Swartley John S Low pressure drinking water purifier
JP5484354B2 (ja) * 2008-11-25 2014-05-07 旭化成メディカル株式会社 Ｈｌａ−ｄｒ陽性単球の選択除去器及びその製造のための抗酸化剤の使用
JP5826168B2 (ja) 2010-03-31 2015-12-02 旭化成メディカル株式会社 白血球除去器のプライミングシステム及びプライミング方法
JP6264945B2 (ja) * 2014-03-03 2018-01-24 東ソー株式会社 極性石油樹脂の製造方法
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
JP6736768B2 (ja) * 2016-06-10 2020-08-05 イー−ビーム・サービシーズ・インコーポレイテッド 熱媒液を用いた照射済み材料固体の熱処理
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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418476A (en) 1977-07-12 1979-02-10 Teijin Ltd Separating unit for fluid by use if hollow fiber
JPS61120602A (ja) * 1984-11-16 1986-06-07 Mitsubishi Rayon Co Ltd 親水化耐熱性多孔質ポリオレフイン中空糸
JPS627401A (ja) 1985-07-03 1987-01-14 Mitsubishi Rayon Co Ltd 耐熱親水化多孔質ポリオレフイン中空糸
US5186835A (en) * 1987-09-11 1993-02-16 Agency Of Industrial Science And Technology Porous hydrophilic polypropylene membrane, method for production thereof, and blood plasma separation apparatus
US4880548A (en) * 1988-02-17 1989-11-14 Pall Corporation Device and method for separating leucocytes from platelet concentrate
JPH0221917A (ja) * 1988-07-08 1990-01-24 Toyobo Co Ltd 血液フィルター及びその製造方法
JP2613249B2 (ja) * 1988-04-07 1997-05-21 株式会社クラレ 白血球除去材及び白血球除去フイルター
GB2231282B (en) 1989-05-09 1993-08-04 Pall Corp Device and method for depletion of the leucocyte content of blood and blood components

Also Published As

Publication number Publication date
EP1016425A4 (de) 2001-03-14
JP4261623B2 (ja) 2009-04-30
WO1999010025A1 (en) 1999-03-04
DE69837152T2 (de) 2007-11-22
EP1016425B1 (de) 2007-02-21
EP1016425A1 (de) 2000-07-05
ES2278416T3 (es) 2007-08-01
DE69837152D1 (de) 2007-04-05
US6602812B1 (en) 2003-08-05

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