BRPI0911314A2 - material filtrante para remoção de agregados, e, método de filtrar um produto de sangue. - Google Patents

material filtrante para remoção de agregados, e, método de filtrar um produto de sangue.

Info

Publication number
BRPI0911314A2
BRPI0911314A2 BRPI0911314A BRPI0911314A BRPI0911314A2 BR PI0911314 A2 BRPI0911314 A2 BR PI0911314A2 BR PI0911314 A BRPI0911314 A BR PI0911314A BR PI0911314 A BRPI0911314 A BR PI0911314A BR PI0911314 A2 BRPI0911314 A2 BR PI0911314A2
Authority
BR
Brazil
Prior art keywords
filtering
filter material
blood product
aggregate removal
aggregate
Prior art date
Application number
BRPI0911314A
Other languages
English (en)
Inventor
Tatsuya Fukuda
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
Publication of BRPI0911314A2 publication Critical patent/BRPI0911314A2/pt

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
    • B01D39/02—Loose filtering material, e.g. loose 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
    • 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
    • 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/75—General characteristics of the apparatus with filters
    • A61M2205/7545—General characteristics of the apparatus with filters for solid matter, e.g. microaggregates
    • 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
    • B01D2239/0609—Knitted
    • 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
    • B01D2239/0613—Woven
    • 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
    • B01D2239/0618—Non-woven
    • 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
    • B01D2239/0627—Spun-bonded
    • 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
    • B01D2239/0636—Two or more types of fibres present in the filter 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
    • B01D2239/06—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
    • B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
    • B01D2239/065—More than one layer present in the filtering material
    • B01D2239/0659—The layers being joined by needling
    • 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
    • B01D2239/0663—The layers being joined by hydro-entangling
    • 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
    • B01D2239/0668—The layers being joined by heat or melt-bonding
    • 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
    • B01D2239/08—Special characteristics of binders
    • B01D2239/086—Binders between particles or 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
    • B01D2239/12—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
    • B01D2239/1225—Fibre length
    • 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
    • B01D2239/1233—Fibre diameter

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • External Artificial Organs (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
BRPI0911314A 2008-04-14 2009-04-14 material filtrante para remoção de agregados, e, método de filtrar um produto de sangue. BRPI0911314A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008104574 2008-04-14
PCT/JP2009/057476 WO2009128435A1 (ja) 2008-04-14 2009-04-14 凝集物除去フィルター材及び血液製剤のろ過方法

Publications (1)

Publication Number Publication Date
BRPI0911314A2 true BRPI0911314A2 (pt) 2015-09-29

Family

ID=41199126

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0911314A BRPI0911314A2 (pt) 2008-04-14 2009-04-14 material filtrante para remoção de agregados, e, método de filtrar um produto de sangue.

Country Status (7)

Country Link
US (1) US8932470B2 (pt)
EP (1) EP2286821B1 (pt)
JP (1) JP5422554B2 (pt)
CN (1) CN102006876B (pt)
BR (1) BRPI0911314A2 (pt)
TW (1) TWI446939B (pt)
WO (1) WO2009128435A1 (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2720533B2 (ja) 1989-07-11 1998-03-04 東レ株式会社 縫製品のアタリ解消方法およびアタリ解消用具
JP5319341B2 (ja) * 2009-03-16 2013-10-16 旭化成メディカル株式会社 凝集物除去フィルター材
JP5461948B2 (ja) * 2009-10-13 2014-04-02 旭化成メディカル株式会社 体外循環用白血球除去器
TWI487553B (zh) * 2011-12-21 2015-06-11 Int Games System Co Ltd A music game machine and a method thereof with a spectral preview and a result state
CA2907589C (en) * 2013-03-18 2017-11-21 Asahi Kasei Medical Co., Ltd. Aggregate-removing filter material, aggregate removal method, white blood cell-removing filter, and blood product filtering method
WO2015056603A1 (ja) * 2013-10-18 2015-04-23 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
US9943639B2 (en) * 2013-10-28 2018-04-17 Boston Scientific Scimed, Inc. Fluid management system and methods
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
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
US9796166B2 (en) 2014-03-24 2017-10-24 Fenwal, Inc. Flexible biological fluid filters
FR3022787B1 (fr) 2014-06-26 2016-10-28 Maco Pharma Sa Unite de filtration pour la deleucocytation du sang comprenant un prefiltre
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
JP2016086736A (ja) * 2014-11-05 2016-05-23 日立化成株式会社 血中希少細胞含有液の製造方法
US11253801B2 (en) * 2015-11-19 2022-02-22 Teijin Frontier Co., Ltd. Filter cloth for bag filter, method for producing the same, and bag filter
EP3989795A1 (en) 2019-06-27 2022-05-04 Boston Scientific Scimed, Inc. Detection of an endoscope to a fluid management system
JP7181405B2 (ja) 2019-07-11 2022-11-30 旭化成メディカル株式会社 血液処理フィルター
FR3103111B1 (fr) 2019-11-15 2022-06-17 Maco Pharma Sa Unité de filtration pour la déleucocytation du sang comprenant un non-tissé perforé en relief
CN110898531A (zh) * 2019-12-09 2020-03-24 安徽省利特环保技术有限公司 一种滤筒用高分子材料滤径控制方法
CN110898530A (zh) * 2019-12-09 2020-03-24 安徽省利特环保技术有限公司 折叠式微细粒子加长滤筒
TWI743939B (zh) * 2020-08-12 2021-10-21 日商旭化成醫療股份有限公司 血液處理過濾器
EP4687868A1 (en) * 2023-03-31 2026-02-11 Hemerus Medical, LLC Formulations and methods for collecting and storing blood and blood products

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0155003B1 (en) * 1984-03-15 1990-07-04 ASAHI MEDICAL Co., Ltd. Filtering unit for removing leukocytes
IL88081A0 (en) 1987-10-20 1989-06-30 Pall Corp Device and method for depletion of the leucocyte content of blood and blood components
US4976861A (en) * 1987-10-20 1990-12-11 Pall Corporation Method for determining the wetting characteristic of a porous medium
US4925572A (en) * 1987-10-20 1990-05-15 Pall Corporation Device and method for depletion of the leukocyte content of blood and blood components
US4923620A (en) * 1987-10-20 1990-05-08 Pall Corporation Device for depletion of the leukocyte content of blood and blood components
JP2559615B2 (ja) 1988-03-16 1996-12-04 旭メディカル株式会社 濃厚赤血球用白血球捕捉フィルター
JP2918595B2 (ja) 1989-09-18 1999-07-12 テルモ株式会社 白血球分離器
US5190657A (en) * 1991-07-22 1993-03-02 Lydall, Inc. Blood filter and method of filtration
US5254823A (en) * 1991-09-17 1993-10-19 Turbochef Inc. Quick-cooking oven
JP3657013B2 (ja) 1992-12-28 2005-06-08 旭化成メディカル株式会社 白血球除去フィルター材料、白血球除去装置および白血球除去方法
EP0606646B1 (en) 1992-12-28 1997-09-24 Asahi Medical Co., Ltd. Filtermaterial, apparatus and method for removing leukocytes
JP3419831B2 (ja) 1993-06-21 2003-06-23 旭メディカル株式会社 血液中の凝集物除去フィルター及び血液処理用フィルター装置
JPH08170221A (ja) 1994-12-19 1996-07-02 Asahi Chem Ind Co Ltd 特殊異形断面繊維
JPH08291424A (ja) 1995-04-18 1996-11-05 Asahi Chem Ind Co Ltd ポリアミド異形断面繊維
DE69629280T2 (de) * 1995-12-26 2004-04-22 Asahi Medical Co. Ltd. Filtrationsmittel zum entfernen von leukocyten
US6267898B1 (en) * 1997-06-26 2001-07-31 Asahi Medical Co., Ltd. Leukapheretic filter medium
JPH1112182A (ja) * 1997-06-26 1999-01-19 Asahi Medical Co Ltd 白血球除去フィルター材の製造方法、フィルター材及びそれを用いた白血球除去装置
JP2002061023A (ja) 2000-08-10 2002-02-28 Teijin Ltd 異形断面ポリエステル繊維
US6673136B2 (en) * 2000-09-05 2004-01-06 Donaldson Company, Inc. Air filtration arrangements having fluted media constructions and methods
US20020193030A1 (en) * 2001-04-20 2002-12-19 Li Yao Functional fibers and fibrous materials
ATE530212T1 (de) * 2001-04-26 2011-11-15 Asahi Kasei Medical Co Ltd Blutfiltrationsmethode
FR2835752B1 (fr) * 2002-02-13 2004-11-26 Maco Pharma Sa Unite de filtration comprenant des couches deleucocytantes calandrees
US20030175475A1 (en) * 2002-03-13 2003-09-18 Higgins Kenneth B. Textile constructions, components or materials and related methods
KR101038248B1 (ko) * 2002-12-02 2011-06-01 아사히 가세이 메디컬 가부시키가이샤 백혈구 제거 방법, 백혈구 제거 필터 및 그의 용도
JP2004225184A (ja) 2003-01-22 2004-08-12 Teijin Fibers Ltd ポリエステル異形断面繊維
US7228973B2 (en) * 2003-05-23 2007-06-12 Ahlstrom Mt. Holly Springs, Llc Nonwoven fibrous media especially useful for the separation of blood constituents
JP4863714B2 (ja) * 2003-08-07 2012-01-25 旭化成クラレメディカル株式会社 複合多孔膜とその製造方法
JP2005082939A (ja) 2003-09-10 2005-03-31 Teijin Fibers Ltd 抄紙用異形断面ポリエステル繊維
US8900462B2 (en) * 2004-06-09 2014-12-02 Asahi Kasei Medical Co., Ltd Method for removing leukocyte and filter for use therein
EP1793906B1 (en) * 2004-08-05 2015-01-28 Akers Biosciences, Inc. Blood separator and method of separating a fluid fraction from whole blood
KR100972702B1 (ko) * 2005-03-31 2010-07-27 도레이 카부시키가이샤 흡착재 및 체외 순환용 칼럼
JP5189360B2 (ja) * 2005-05-23 2013-04-24 旭化成メディカル株式会社 体液処理フィルター装置
US7655146B2 (en) * 2006-02-20 2010-02-02 Asahi Kasei Medical Co., Ltd. Method for filtering blood or blood components using leukocyte-removing filter and filter device
US8951420B2 (en) * 2009-04-03 2015-02-10 Hollingsworth & Vose Company Filter media suitable for hydraulic applications

Also Published As

Publication number Publication date
JP5422554B2 (ja) 2014-02-19
CN102006876B (zh) 2012-07-25
WO2009128435A1 (ja) 2009-10-22
EP2286821A1 (en) 2011-02-23
TWI446939B (zh) 2014-08-01
EP2286821A4 (en) 2013-04-24
US8932470B2 (en) 2015-01-13
CN102006876A (zh) 2011-04-06
TW201000158A (en) 2010-01-01
US20110031191A1 (en) 2011-02-10
JPWO2009128435A1 (ja) 2011-08-04
EP2286821B1 (en) 2014-04-02

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Legal Events

Date Code Title Description
B07D Technical examination (opinion) related to article 229 of industrial property law [chapter 7.4 patent gazette]
B07G Grant request does not fulfill article 229-c lpi (prior consent of anvisa) [chapter 7.7 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements