DE69629280D1 - Filtrationsmittel zum entfernen von leukocyten - Google Patents
Filtrationsmittel zum entfernen von leukocytenInfo
- Publication number
- DE69629280D1 DE69629280D1 DE69629280T DE69629280T DE69629280D1 DE 69629280 D1 DE69629280 D1 DE 69629280D1 DE 69629280 T DE69629280 T DE 69629280T DE 69629280 T DE69629280 T DE 69629280T DE 69629280 D1 DE69629280 D1 DE 69629280D1
- Authority
- DE
- Germany
- Prior art keywords
- less
- filter material
- fiber structure
- porous element
- removing leukocytes
- 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
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
- B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
-
- 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
- B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43835—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43838—Ultrafine fibres, e.g. microfibres
-
- 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
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/02—Types of fibres, filaments or particles, self-supporting or supported materials
- B01D2239/0208—Single-component fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0414—Surface modifiers, e.g. comprising ion exchange groups
- B01D2239/0421—Rendering the filter material hydrophilic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0471—Surface coating material
- B01D2239/0478—Surface coating material on a layer of the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/0622—Melt-blown
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/064—The fibres being mixed
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/065—More than one layer present in the filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1208—Porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1216—Pore size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1291—Other parameters
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
- D04H1/43825—Composite fibres
- D04H1/4383—Composite fibres sea-island
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/48—Processes of making filters
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/823—Acetobacter
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- External Artificial Organs (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35071895 | 1995-12-26 | ||
JP35071895 | 1995-12-26 | ||
PCT/JP1996/003814 WO1997023266A1 (fr) | 1995-12-26 | 1996-12-26 | Milieu filtrant d'extraction des leucocytes |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69629280D1 true DE69629280D1 (de) | 2003-09-04 |
DE69629280T2 DE69629280T2 (de) | 2004-04-22 |
Family
ID=18412388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69629280T Expired - Lifetime DE69629280T2 (de) | 1995-12-26 | 1996-12-26 | Filtrationsmittel zum entfernen von leukocyten |
Country Status (10)
Country | Link |
---|---|
US (1) | US6048464A (de) |
EP (1) | EP0811412B1 (de) |
JP (1) | JP3941838B2 (de) |
KR (1) | KR100220927B1 (de) |
CN (1) | CN1067911C (de) |
AT (1) | ATE246028T1 (de) |
CA (1) | CA2213092C (de) |
DE (1) | DE69629280T2 (de) |
ES (1) | ES2202491T3 (de) |
WO (1) | WO1997023266A1 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU724497B2 (en) * | 1997-06-26 | 2000-09-21 | Asahi Medical Co. Ltd. | Leukocyte-removing filter medium |
US6667177B1 (en) * | 1997-11-11 | 2003-12-23 | Kowa Company, Ltd. | Method for counting leukocytes and apparatus for counting leukocytes |
US6274041B1 (en) | 1998-12-18 | 2001-08-14 | Kimberly-Clark Worldwide, Inc. | Integrated filter combining physical adsorption and electrokinetic adsorption |
US6537614B1 (en) | 1998-12-18 | 2003-03-25 | Kimberly-Clark Worldwide, Inc. | Cationically charged coating on hydrophobic polymer fibers with poly (vinyl alcohol) assist |
US6337026B1 (en) | 1999-03-08 | 2002-01-08 | Whatman Hemasure, Inc. | Leukocyte reduction filtration media |
US6645388B2 (en) | 1999-12-22 | 2003-11-11 | Kimberly-Clark Corporation | Leukocyte depletion filter media, filter produced therefrom, method of making same and method of using same |
US6740142B2 (en) | 2000-09-05 | 2004-05-25 | Donaldson Company, Inc. | Industrial bag house elements |
US6716274B2 (en) | 2000-09-05 | 2004-04-06 | Donaldson Company, Inc. | Air filter assembly for filtering an air stream to remove particulate matter entrained in the stream |
US6743273B2 (en) | 2000-09-05 | 2004-06-01 | Donaldson Company, Inc. | Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
US6746517B2 (en) * | 2000-09-05 | 2004-06-08 | Donaldson Company, Inc. | Filter structure with two or more layers of fine fiber having extended useful service life |
US20020092423A1 (en) | 2000-09-05 | 2002-07-18 | Gillingham Gary R. | Methods for filtering air for a gas turbine system |
US6673136B2 (en) | 2000-09-05 | 2004-01-06 | Donaldson Company, Inc. | Air filtration arrangements having fluted media constructions and methods |
US6800117B2 (en) | 2000-09-05 | 2004-10-05 | Donaldson Company, Inc. | Filtration arrangement utilizing pleated construction and method |
DE20120897U1 (de) * | 2001-12-28 | 2003-05-08 | Iws Ingenieurgesellschaft Wein | Schutztür für Fahrerkabinen, insbesondere von Nutzfahrzeugen |
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 |
US7125434B2 (en) * | 2002-12-19 | 2006-10-24 | Millipore Corporation | Deep gradient-density filter device |
DE10304365A1 (de) * | 2003-02-04 | 2004-08-05 | Ls-Medcap Gmbh | Filtervorrichtung |
WO2004082558A2 (en) * | 2003-03-14 | 2004-09-30 | New York University | Devices and methods for removal of leukocytes from breast milk |
KR101098162B1 (ko) * | 2003-10-10 | 2011-12-22 | 아사히 카세이 쿠라레 메디칼 가부시키가이샤 | 세포 농축물의 조제 방법 및 세포 조성물 |
JP4706275B2 (ja) * | 2004-02-27 | 2011-06-22 | 東レ株式会社 | フィルターおよびフィルターエレメント |
TWI341230B (en) | 2004-04-21 | 2011-05-01 | Toray Industries | Polishing cloth and production method for the nanofiber construction |
CN1968720B (zh) * | 2004-04-21 | 2010-05-05 | 东丽株式会社 | 医用过滤材料及使用了该过滤材料的体外循环柱和血液过滤器 |
GB0418123D0 (en) * | 2004-08-13 | 2004-09-15 | Asahi Chemical Ind | Polymers useful as medical materials |
EP1837028B1 (de) * | 2005-01-06 | 2012-07-25 | Asahi Kasei Medical Co., Ltd. | Verfahren zur entfernung von leukozyten |
DE102006017453B4 (de) * | 2006-04-12 | 2010-01-28 | Renaselect Gmbh & Co.Kg | Membran für Flüssigphasenseparationsprozesse und Verfahren zu ihrer Herstellung |
US20070005006A1 (en) * | 2005-06-15 | 2007-01-04 | Rosenfeld Paul E | Methods and devices for removal of toxic compounds from breast milk |
FR2925352B1 (fr) * | 2007-12-21 | 2010-02-26 | Maco Pharma Sa | Procede de greffage d'un element poreux pour la deleucocytation |
BRPI0911314A2 (pt) * | 2008-04-14 | 2015-09-29 | Asahi Kasei Medical Co Ltd | material filtrante para remoção de agregados, e, método de filtrar um produto de sangue. |
KR101452866B1 (ko) * | 2008-08-25 | 2014-10-23 | 코오롱인더스트리 주식회사 | 백혈구 제거필터용 밀봉재 |
JP2012000550A (ja) * | 2010-06-15 | 2012-01-05 | Asahi Kasei Fibers Corp | セルロース繊維から構成される濾材 |
JP5855337B2 (ja) * | 2010-10-07 | 2016-02-09 | 北越紀州製紙株式会社 | 多孔質体及びその製造方法 |
KR101489111B1 (ko) | 2010-12-27 | 2015-02-02 | 아사히 가세이 메디컬 가부시키가이샤 | 혈액 처리 필터, 혈액 회로 시스템 및 원심 분리 방법 |
US10064406B2 (en) | 2011-01-06 | 2018-09-04 | Cytosorbents Corporation | Polymeric sorbent for removal of impurities from whole blood and blood products |
JP5852681B2 (ja) * | 2012-02-15 | 2016-02-03 | 北越紀州製紙株式会社 | 多孔質体及びその製造方法 |
JP6073072B2 (ja) * | 2012-04-27 | 2017-02-01 | 株式会社キコーコーポレーション | ナノファイバー不織布を用いたろ過装置 |
WO2014017604A1 (ja) | 2012-07-25 | 2014-01-30 | 旭化成メディカル株式会社 | 血液処理フィルター、血液回路、及び血液処理方法 |
WO2014095959A1 (en) * | 2012-12-20 | 2014-06-26 | Dsm Ip Assets B.V. | Membrane construction with fiber layers for blood filtration |
JPWO2015056603A1 (ja) * | 2013-10-18 | 2017-03-09 | 株式会社カネカ | 新規細胞分離フィルター材およびそれを積層したフィルター |
TWI481442B (zh) * | 2013-11-14 | 2015-04-21 | 中原大學 | 雙離子電荷偏差型血球篩選用材料 |
JP6341934B2 (ja) * | 2013-12-13 | 2018-06-13 | 旭化成メディカル株式会社 | 白血球除去フィルター材、及び白血球を除去する方法 |
US9782707B2 (en) | 2014-03-24 | 2017-10-10 | 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 |
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 |
US9968738B2 (en) | 2014-03-24 | 2018-05-15 | Fenwal, Inc. | Biological fluid filters with molded frame and methods for making such filters |
JP5990219B2 (ja) * | 2014-05-28 | 2016-09-07 | 北越紀州製紙株式会社 | 多孔質体の製造方法 |
JP5993408B2 (ja) * | 2014-06-23 | 2016-09-14 | 北越紀州製紙株式会社 | 多孔質体及びその製造方法 |
US10556197B2 (en) | 2015-08-03 | 2020-02-11 | Hokuetsu Corporation | Method for manufacturing filter medium for air filter |
JP6721919B2 (ja) * | 2016-03-23 | 2020-07-15 | 北越コーポレーション株式会社 | エアフィルタ用濾材 |
TWI673072B (zh) * | 2016-06-03 | 2019-10-01 | 日商花王股份有限公司 | 血球凝集性纖維 |
CN108770347B (zh) * | 2017-02-22 | 2021-09-28 | W.L.戈尔及同仁股份有限公司 | 用于闭合件保护的层状过滤组件 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2048130A5 (de) * | 1969-12-05 | 1971-03-19 | Swank Roy | |
JPS603367B2 (ja) * | 1979-10-09 | 1985-01-28 | 旭化成株式会社 | 白血球分離法および白血球分離材 |
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− |
US4701267B1 (en) * | 1984-03-15 | 1996-03-12 | Asahi Medical Co | Method for removing leukocytes |
DE3785993T2 (de) * | 1986-03-28 | 1994-02-10 | Asahi Medical Co | Filtermedium zur selektiven beseitigung von leucocyten. |
JP2807469B2 (ja) * | 1988-08-10 | 1998-10-08 | 川澄化学工業株式会社 | 白血球分離材 |
EP0502213B1 (de) * | 1990-09-25 | 2003-03-19 | Asahi Medical Co., Ltd. | Methode und filtersystem zur entfernung von leukozyten |
JPH0515584A (ja) * | 1991-07-05 | 1993-01-26 | Nissho Corp | 白血球除去フイルター |
US5190657A (en) * | 1991-07-22 | 1993-03-02 | Lydall, Inc. | Blood filter and method of filtration |
US5290449A (en) * | 1991-07-22 | 1994-03-01 | Lydall, Inc. | Blood filter material |
JP3270125B2 (ja) * | 1992-07-09 | 2002-04-02 | 旭メディカル株式会社 | 白血球捕捉材 |
ES2151492T3 (es) * | 1991-08-22 | 2001-01-01 | Asahi Medical Co | Material de filtro para eliminar selectivamente leucocitos y aparato con relleno del mismo. |
JPH05229063A (ja) * | 1991-11-08 | 1993-09-07 | Japan Vilene Co Ltd | バイオセルロース膜複合体およびその製造方法 |
EP0561379B1 (de) * | 1992-03-17 | 1998-07-08 | ASAHI MEDICAL Co., Ltd. | Filtermedium mit begrenzter negativer Oberflächenladung für die Behandlung von Blutmaterial |
US5591337A (en) * | 1993-09-14 | 1997-01-07 | Baxter International Inc. | Apparatus for filtering leukocytes from blood cells |
US5456835A (en) * | 1993-11-08 | 1995-10-10 | Hemasure, Inc. | Device and process for removing free hemoglobin from blood |
US5639376A (en) * | 1994-01-10 | 1997-06-17 | Hemasure, Inc. | Process for simultaneously removing leukocytes and methylene blue from plasma |
WO1995018665A1 (en) * | 1994-01-10 | 1995-07-13 | Hemasure, Inc. | Device and process for removing leukocytes and viral inactivating agents from blood |
US5591335A (en) * | 1995-05-02 | 1997-01-07 | Memtec America Corporation | Filter cartridges having nonwoven melt blown filtration media with integral co-located support and filtration |
-
1996
- 1996-12-26 DE DE69629280T patent/DE69629280T2/de not_active Expired - Lifetime
- 1996-12-26 CN CN96192159A patent/CN1067911C/zh not_active Expired - Fee Related
- 1996-12-26 EP EP96942654A patent/EP0811412B1/de not_active Expired - Lifetime
- 1996-12-26 US US08/894,320 patent/US6048464A/en not_active Expired - Fee Related
- 1996-12-26 CA CA002213092A patent/CA2213092C/en not_active Expired - Fee Related
- 1996-12-26 AT AT96942654T patent/ATE246028T1/de not_active IP Right Cessation
- 1996-12-26 JP JP51330097A patent/JP3941838B2/ja not_active Expired - Fee Related
- 1996-12-26 ES ES96942654T patent/ES2202491T3/es not_active Expired - Lifetime
- 1996-12-26 WO PCT/JP1996/003814 patent/WO1997023266A1/ja active IP Right Grant
- 1996-12-26 KR KR1019970705894A patent/KR100220927B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0811412A1 (de) | 1997-12-10 |
ATE246028T1 (de) | 2003-08-15 |
EP0811412A4 (de) | 2001-08-22 |
JP3941838B2 (ja) | 2007-07-04 |
ES2202491T3 (es) | 2004-04-01 |
KR19980702494A (ko) | 1998-07-15 |
KR100220927B1 (ko) | 1999-09-15 |
AU697577B2 (en) | 1998-10-08 |
US6048464A (en) | 2000-04-11 |
CN1176607A (zh) | 1998-03-18 |
CA2213092C (en) | 2001-01-23 |
CA2213092A1 (en) | 1997-07-03 |
DE69629280T2 (de) | 2004-04-22 |
AU1174097A (en) | 1997-07-17 |
EP0811412B1 (de) | 2003-07-30 |
WO1997023266A1 (fr) | 1997-07-03 |
CN1067911C (zh) | 2001-07-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69629280D1 (de) | Filtrationsmittel zum entfernen von leukocyten | |
DE69304796T2 (de) | Hohlfasermembran mit hohem spezifischen Durchsatz | |
CA2100255A1 (en) | Back flushable filtration device and method of forming and using same | |
EP0502213A4 (de) | ||
DE69231566T2 (de) | Filtermedium zur selektiven entfernung von leukozyten und entsprechende vorrichtung | |
DE69112197D1 (de) | Verfahren zur Regeneration poröser keramischer Filter. | |
ATE300990T1 (de) | Filtermedium zur trennung von leukozyten | |
CA2025195A1 (en) | Filter for purification of platelets | |
CA2089663A1 (en) | Improved tangential filtration process and apparatus | |
DE3750681T2 (de) | Poröse, elastische, vernetzte, polymere Werkstoffe niedriger Dichte und Verfahren zu ihrer Herstellung. | |
EP0536297A4 (en) | Process and apparatus for removal of dna and viruses | |
ATE113468T1 (de) | Verfahren zur trennung von teilchen nach grösse. | |
FR2678177B1 (fr) | Membrane inorganique pour la filtration et, unite de filtration obtenue. | |
DE69413689T2 (de) | Vorrichtung zur filtration von teilchenenthaltenden flüssigkeiten | |
ATE340766T1 (de) | Verfahren zur reinigung von wässrigen suspensionen durch membranfiltration | |
NO964983D0 (no) | Fiberbelagt filter-element og fremstilling derav | |
JPS5549111A (en) | Regenerating method of soluble cutting oil | |
SE8903111D0 (sv) | Foerfarande och anordning foer filtrering av en suspension | |
FR2631560B1 (fr) | Procede de filtration d'air et cartouche filtrante pour la mise en oeuvre du procede | |
ATE93249T1 (de) | Geformte organosiloxanamin-copolykondensate, verfahren zu ihrer herstellung und verwendung (i). | |
IT7927356A0 (it) | Procedimento per disintasare la piastra filtrante di mezzi filtranti per il filtraggio di sospensione di fibre ed apparecchiature per l'attuazione del procedimento. | |
FR2240974A1 (en) | Non woven polymer of fine and coarse fibres - esp. for battery separators made by smelt blowing of extruded fibres | |
JPS6422315A (en) | Air cleaning filter | |
FR2477898B1 (fr) | Filtre textile pour flux gazeux, comprenant des fibres organiques greffees avec des monomeres actifs | |
CA2142857A1 (en) | Depth filter cartridge and method and apparatus for making same |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: ASAHI KASEI MEDICAL CO.,LTD., TOKIO, JP |