JP2011072814A5 - - Google Patents

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Publication number
JP2011072814A5
JP2011072814A5 JP2010293720A JP2010293720A JP2011072814A5 JP 2011072814 A5 JP2011072814 A5 JP 2011072814A5 JP 2010293720 A JP2010293720 A JP 2010293720A JP 2010293720 A JP2010293720 A JP 2010293720A JP 2011072814 A5 JP2011072814 A5 JP 2011072814A5
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JP
Japan
Prior art keywords
side container
inlet side
resin
outlet side
blood processing
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Granted
Application number
JP2010293720A
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Japanese (ja)
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JP2011072814A (en
JP5631731B2 (en
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Publication of JP2011072814A publication Critical patent/JP2011072814A/en
Publication of JP2011072814A5 publication Critical patent/JP2011072814A5/ja
Application granted granted Critical
Publication of JP5631731B2 publication Critical patent/JP5631731B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Claims (6)

血液製剤から白血球を除去するためのフィルターであり、シート状のフィルター要素をその周縁部付近にて入口側容器及び出口側容器の少なくとも一方に固定されており、前記入口側容器及び前記出口側容器によって形成されるフィルター容器の内部空間が前記フィルター要素によって入口側空間と出口側空間とに仕切られている血液処理フィルターであって、前記入口側容器の一部または全部は蒸気透過性のある可撓性樹脂からなり、前記出口側容器の一部または全部は、前記入口側容器の可撓性樹脂からなる部分に比べて硬質の樹脂から作られている血液処理フィルター。   A filter for removing leukocytes from a blood product, wherein a sheet-like filter element is fixed to at least one of an inlet side container and an outlet side container in the vicinity of a peripheral edge thereof, and the inlet side container and the outlet side container A blood treatment filter in which the inner space of the filter container formed by the filter element is partitioned into an inlet side space and an outlet side space by the filter element, and a part or all of the inlet side container may be vapor permeable. A blood processing filter made of a flexible resin, wherein a part or all of the outlet side container is made of a hard resin compared to a part of the inlet side container made of a flexible resin. 前記入口側容器の１０％以上の面積が蒸気透過性のある可撓性樹脂から構成されている、請求項１に記載の血液処理フィルター。The blood processing filter according to claim 1, wherein an area of 10% or more of the inlet side container is made of a flexible resin having vapor permeability. 前記出口側容器の全部が、前記入口側容器の可撓性樹脂からなる部分に比べて硬質の樹脂から作られている、請求項１または２に記載の血液処理フィルター。The blood processing filter according to claim 1 or 2, wherein the entire outlet side container is made of a hard resin as compared to a portion made of a flexible resin of the inlet side container. 前記出口側容器は、開口が形成されたシート部と、前記開口を塞ぐように前記シート部に接着されたカバー部とを有し、The outlet side container has a sheet portion in which an opening is formed, and a cover portion bonded to the sheet portion so as to close the opening,
前記カバー部が前記入口側容器の可撓性樹脂からなる部分に比べて硬質の樹脂から作られている、請求項１または２に記載の血液処理フィルター。The blood processing filter according to claim 1 or 2, wherein the cover portion is made of a hard resin as compared to a portion made of a flexible resin of the inlet side container. 前記出口側容器は、前記入口側容器の可撓性樹脂からなる部分に比べて硬質の樹脂から作られ開口が形成された部分と、前記開口を塞ぐように前記硬質の樹脂から作られた部分に接着されたシート部とを有する、請求項１または２に記載の血液処理フィルター。The outlet side container is made of a hard resin and has an opening formed as compared with the flexible resin part of the inlet side container, and the part made of the hard resin so as to close the opening. The blood processing filter according to claim 1, comprising a sheet portion adhered to the blood processing filter. 前記出口側容器の硬質の樹脂からなる部分は、室温でのヤング率１ＭＰａ以上の樹脂からなり、前記入口側容器の可撓性樹脂からなる部分は室温でのヤング率１ＭＰａ未満の樹脂からなる請求項１〜５のいずれか一項に記載の血液処理フィルター。 The portion of the outlet side container made of a hard resin is made of a resin having a Young's modulus of 1 MPa or more at room temperature, and the portion of the inlet side container made of a flexible resin is made of a resin having a Young's modulus of less than 1 MPa at room temperature. Item 6. The blood processing filter according to any one of Items 1 to 5 .
JP2010293720A 2010-04-09 2010-12-28 Blood treatment filter Expired - Fee Related JP5631731B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US32236210P 2010-04-09 2010-04-09
US61/322,362 2010-04-09

Publications (3)

Publication Number Publication Date
JP2011072814A JP2011072814A (en) 2011-04-14
JP2011072814A5 true JP2011072814A5 (en) 2014-02-13
JP5631731B2 JP5631731B2 (en) 2014-11-26

Family

ID=44017398

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010293720A Expired - Fee Related JP5631731B2 (en) 2010-04-09 2010-12-28 Blood treatment filter

Country Status (1)

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JP (1) JP5631731B2 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101518687B1 (en) * 2010-09-21 2015-05-11 아사히 가세이 메디컬 가부시키가이샤 Blood processing filter and method for producing blood processing filter
EP2620170B1 (en) * 2010-09-21 2017-03-22 Asahi Kasei Medical Co., Ltd. Blood treatment filter and method for manufacturing blood treatment filter
US9248407B2 (en) 2012-09-14 2016-02-02 Pierce Biotechnology, Inc. Dialysis device
WO2016006574A1 (en) * 2014-07-07 2016-01-14 旭化成メディカル株式会社 Blood processing filter and method for producing blood processing filter
WO2016006575A1 (en) 2014-07-07 2016-01-14 旭化成メディカル株式会社 Blood treatment filter and blood treatment filter manufacturing method
JP6436724B2 (en) * 2014-11-04 2018-12-12 旭化成メディカル株式会社 Filter, filter manufacturing method, and filter leak inspection method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1260685B (en) * 1993-09-29 1996-04-22 Sorin Biomedica Spa BLOOD CONTAINMENT DEVICE
US7854845B2 (en) * 2003-09-05 2010-12-21 Hemerus Medical Llc Biological fluid filtration apparatus
JP4965212B2 (en) * 2006-09-29 2012-07-04 旭化成メディカル株式会社 Blood treatment filter

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