JPH11503664A - 単核細胞の間欠的収集 - Google Patents
単核細胞の間欠的収集Info
- Publication number
- JPH11503664A JPH11503664A JP8531246A JP53124696A JPH11503664A JP H11503664 A JPH11503664 A JP H11503664A JP 8531246 A JP8531246 A JP 8531246A JP 53124696 A JP53124696 A JP 53124696A JP H11503664 A JPH11503664 A JP H11503664A
- Authority
- JP
- Japan
- Prior art keywords
- barrier
- collection
- volume
- component
- liquid
- 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.)
- Granted
Links
- 210000005087 mononuclear cell Anatomy 0.000 title claims abstract description 58
- 210000004369 blood Anatomy 0.000 claims abstract description 73
- 239000008280 blood Substances 0.000 claims abstract description 73
- 230000004888 barrier function Effects 0.000 claims abstract description 61
- 210000003743 erythrocyte Anatomy 0.000 claims abstract description 45
- 238000000926 separation method Methods 0.000 claims abstract description 43
- 210000003714 granulocyte Anatomy 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 78
- 239000007788 liquid Substances 0.000 claims description 43
- 230000008569 process Effects 0.000 claims description 39
- 210000000130 stem cell Anatomy 0.000 claims description 12
- 210000004027 cell Anatomy 0.000 claims description 7
- 238000005119 centrifugation Methods 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 3
- 210000000601 blood cell Anatomy 0.000 claims 4
- 238000005086 pumping Methods 0.000 claims 1
- 210000002381 plasma Anatomy 0.000 abstract description 53
- 210000000265 leukocyte Anatomy 0.000 abstract description 44
- 239000012530 fluid Substances 0.000 abstract description 4
- 239000000306 component Substances 0.000 description 64
- 230000006870 function Effects 0.000 description 15
- 210000001772 blood platelet Anatomy 0.000 description 10
- 239000003146 anticoagulant agent Substances 0.000 description 8
- 229940127219 anticoagulant drug Drugs 0.000 description 8
- 241000894007 species Species 0.000 description 6
- 239000012503 blood component Substances 0.000 description 5
- 210000001185 bone marrow Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005534 hematocrit Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 210000004698 lymphocyte Anatomy 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002504 physiological saline solution Substances 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 206010066173 Allergic transfusion reaction Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000002617 apheresis Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010836 blood and blood product Substances 0.000 description 1
- 229940125691 blood product Drugs 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000009630 liquid culture Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 210000001616 monocyte Anatomy 0.000 description 1
- 210000002433 mononuclear leukocyte Anatomy 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 208000037918 transfusion-transmitted disease Diseases 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0442—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0442—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
- B04B2005/045—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation having annular separation channels
Landscapes
- External Artificial Organs (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Centrifugal Separators (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.液体の散在成分を分離し収集するための液体遠心処理システムであって、 前記液体を受ける入口管と、 前記入口管に接続された分離容器を備える、該成分を前記容器内部で層に分離 するための遠心装置と、 前記分離容器内部にあり、より高密度の成分とより低密度の成分の界面に形成 される前記散在成分の層をさえぎるための障壁と、 前記障壁の前方にあり、前記界面の所に位置決めされた、前記散在成分の前記 層を収集するための収集ポートと、 前記散在成分のプールが前記障壁の前方に形成できるように前記システムを動 作させる第1制御手段と、 前記プールの少なくとも一部分を前記収集ポートを通して取り出すように前記 システムを動作させる第2制御手段と、 前記第1制御手段と前記第2制御手段の間で前記システムの制御を交替する第 3制御手段とを備えるシステム。 2.収集管によって前記収集ポートに接続され、前記第1制御手段および前記 第2制御手段に制御可能に接続されている収集ポンプをさらに含む、請求の範囲 第1項に記載のシステム。 3.前記分離容器が、 前記入口ポンプから前記液体を受け取るように接続された入口チャンバと、 出口チャンバと、 第1端で前記入口チャンバに接続され、第2端で前記出口チャンバに接続され 、前記液体が前記分離容器を介して前記入口チャンバから出口チャンバにポンプ 給送され、かつ前記液体が前記遠心装置の動作によって様々な層に層別化される 周囲チャネルと をさらに含む、請求の範囲第2項に記載のシステム。 4.前記出口チャンバが、前記障壁と、前記収集ポートと、前記収集ポートを 通して除去されなかった液体を除去するための少なくとも1つの他のポートとを さらに含むことを特徴とする請求の範囲第3項に記載のシステム。 5.前記出口チャンバが、前記障壁の後方に位置する界面位置調整ポートをさ らに含むことを特徴とする、請求の範囲第4項に記載のシステム。 6.プロセス・サイクル・ボリュームが、前記液体内の前記散在成分のカウン トと、前記システムの分離要因と、前記障壁の寸法との関数として確定され、前 記処理ボリュームが、前記障壁を越えてこぼれずに前記障壁の前方のスペースを 充填する散在成分のボリュームであり、前記分離要因が、遠心速度と、入口流量 と、分離容器の形状との関数であることを特徴とする、請求の範囲第5項に記載 のシステム。 7.前記プロセス・サイクル・ボリュームを前記障壁の前方で形成させるため の第1の期間を確立するための制御手段をさらに含み、前記第1の期間が前記サ イクル・プロセス・ボリュームと前記入口ポンプの体積速度との関数であること を特徴とする、請求の範囲第6項に記載のシステム。 8.プロセス・サイクル・ボリュームと前記収集ポンプの体積速度との関数と して第2の時間を確立するための制御手段をさらに含む、請求の範囲第7項に記 載のシステム。 9.前記液体が全血であり、前記散在成分が本質的に単核細胞であり、前記よ り高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に血漿 であることを特徴とする、請求の範囲第1項に記載のシステム。 10.前記液体が全血であり、前記散在成分が本質的に単核細胞であり、前記 より高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に血 漿であることを特徴とする、請求の範囲第8項に記載のシステム。 11.前記液体が全血であり、前記散在成分が本質的に顆粒球であり、前記よ り高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に単核 細胞および/または血漿であることを特徴とする、請求の範囲第1項に記載のシ ステム。 12.前記液体が全血であり、前記散在成分が本質的に単核細胞であり、前記 より高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に血 漿であることを特徴とする、請求の範囲第8項に記載のシステム。 13.前記散在成分が本質的に前駆細胞および/または幹細胞であることを特 徴とする、請求の範囲第1項に記載のシステム。 14.前記散在成分が本質的に前駆細胞および/または幹細胞であることを特 徴とする、請求の範囲第8項に記載のシステム。 15.液体の散在成分を分離するための液体遠心処理の方法であって、 より高密度の成分とより低密度の成分の界面に形成された散在成分の層をさえ ぎるための障壁を容器内部に有する、遠心装置の分離容器の入口管に液体を供給 する段階と、 遠心装置を連続的に動作させて、散在成分とより高密度の成分とより低密度の 成分の層に液体を分離させる段階と、 散在成分層を蓄積して障壁の前方にプールを形成させる段階と、 前記散在成分のプールが蓄積された後に、蓄積した散在成分の少なくとも一部 分を、前記障壁の前方にある前記プール内の前記界面近くで位置決めされた収集 ポートを通じて取り出す段階と、 所定の処理時間が経過するまで、あるいは所望の量の散在成分が収集させるま で、前記蓄積段階と取出し段階を繰り返す段階とを含む方法。 16.前記より高密度の成分を前記障壁の下を流れさせ、前記より高密度の成 分を前記障壁の後方にある第1出口ポートを通して取り出す段階と、 前記より低密度の成分を前記障壁を越えて流れさせ、前記より低密度の成分を 、前記障壁の後方にある第2出口ポートを通して取り出す段階とをさらに含む、 請求の範囲第15項に記載の方法。 17.前記液体内の前記散在成分のカウントと、前記システムの分離要因と、 前記障壁の寸法との関数としてプロセス・サイクル・ボリュームを確立する段階 をさらに含み、前記プロセス・サイクル・ボリュームが、前記障壁を越えてこぼ れることなく前記障壁の前方のスペースを充填する散在成分のボリュームであり 、前記分離要因が、遠心速度と、入口量と、分離容器の寸法形状との関数である ことを特徴とする、請求の範囲第16項に記載の方法。 18.前記プロセス・サイクル・ボリュームを前記障壁の前方に形成させるた めの第1の期間を確立する段階をさらに含み、前記第1の期間が前記サイクル・ プロセス・ボリュームと前記入口管のボリューム流量との関数であることを特徴 とする、請求の範囲第17項に記載の方法。 19.プロセス・サイクル・ボリュームと前記収集ポートを通る体積速度との 関数として第2の期間を確立する段階をさらに含む、請求の範囲第18項に記載 の方法。 20.前記液体が全血であり、前記散在成分が本質的に単核細胞であり、前記 より高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に血 漿であることを特徴とする、請求の範囲第19項に記載の方法。 21.前記液体が全血であり、前記散在成分が本質的に単核細胞であり、前記 より高密度の成分が本質的に赤血球であり、前記より低密度の成分が本質的に血 漿であることを特徴とする、請求の範囲第16項に記載の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/422,597 | 1995-04-14 | ||
| US08/422,597 US5704888A (en) | 1995-04-14 | 1995-04-14 | Intermittent collection of mononuclear cells in a centrifuge apparatus |
| PCT/US1996/005144 WO1996032198A1 (en) | 1995-04-14 | 1996-04-12 | Centrifuged system for intermittent collection of mononuclear cells |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11503664A true JPH11503664A (ja) | 1999-03-30 |
| JP4580470B2 JP4580470B2 (ja) | 2010-11-10 |
Family
ID=23675570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53124696A Expired - Fee Related JP4580470B2 (ja) | 1995-04-14 | 1996-04-12 | 単核細胞の間欠的収集 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US5704888A (ja) |
| EP (1) | EP0817680B1 (ja) |
| JP (1) | JP4580470B2 (ja) |
| DE (1) | DE69605901T2 (ja) |
| WO (1) | WO1996032198A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004536794A (ja) * | 2001-04-09 | 2004-12-09 | メドトロニック、インコーポレイテッド | マイクロ遠心機を用いる血液成分の分離方法及びその使用法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5573678A (en) * | 1987-01-30 | 1996-11-12 | Baxter International Inc. | Blood processing systems and methods for collecting mono nuclear cells |
| US5961842A (en) * | 1995-06-07 | 1999-10-05 | Baxter International Inc. | Systems and methods for collecting mononuclear cells employing control of packed red blood cell hematocrit |
| US5980760A (en) * | 1997-07-01 | 1999-11-09 | Baxter International Inc. | System and methods for harvesting mononuclear cells by recirculation of packed red blood cells |
| US6027441A (en) | 1997-07-01 | 2000-02-22 | Baxter International Inc. | Systems and methods providing a liquid-primed, single flow access chamber |
| US6027657A (en) * | 1997-07-01 | 2000-02-22 | Baxter International Inc. | Systems and methods for collecting diluted mononuclear cells |
| US6334842B1 (en) | 1999-03-16 | 2002-01-01 | Gambro, Inc. | Centrifugal separation apparatus and method for separating fluid components |
| US6284142B1 (en) * | 1999-09-03 | 2001-09-04 | Baxter International Inc. | Sensing systems and methods for differentiating between different cellular blood species during extracorporeal blood separation or processing |
| US7011761B2 (en) * | 1999-09-03 | 2006-03-14 | Baxter International Inc. | Red blood cell processing systems and methods which control red blood cell hematocrit |
| US6294094B1 (en) | 1999-09-03 | 2001-09-25 | Baxter International Inc. | Systems and methods for sensing red blood cell hematocrit |
| US6524231B1 (en) * | 1999-09-03 | 2003-02-25 | Baxter International Inc. | Blood separation chamber with constricted interior channel and recessed passage |
| US6348156B1 (en) | 1999-09-03 | 2002-02-19 | Baxter International Inc. | Blood processing systems and methods with sensors to detect contamination due to presence of cellular components or dilution due to presence of plasma |
| US7947236B2 (en) | 1999-12-03 | 2011-05-24 | Becton, Dickinson And Company | Device for separating components of a fluid sample |
| US6354986B1 (en) | 2000-02-16 | 2002-03-12 | Gambro, Inc. | Reverse-flow chamber purging during centrifugal separation |
| EP1231956A2 (en) * | 2000-03-09 | 2002-08-21 | Gambro, Inc. | Extracorporeal blood processing method and apparatus |
| US6773389B2 (en) | 2000-11-02 | 2004-08-10 | Gambro Inc | Fluid separation devices, systems and/or methods using a fluid pressure driven and/or balanced configuration |
| US6579219B2 (en) * | 2001-04-09 | 2003-06-17 | Medtronic, Inc. | Centrifuge bag and methods of use |
| US6890291B2 (en) * | 2001-06-25 | 2005-05-10 | Mission Medical, Inc. | Integrated automatic blood collection and processing unit |
| US6878105B2 (en) * | 2001-08-16 | 2005-04-12 | Baxter International Inc. | Red blood cell processing systems and methods with deliberate under spill of red blood cells |
| US20030173274A1 (en) * | 2002-02-01 | 2003-09-18 | Frank Corbin | Blood component separation device, system, and method including filtration |
| DE10306534B4 (de) * | 2002-02-17 | 2012-04-12 | Schober Meditec Gmbh | Vorrichtung zur Steigerung der katalytischen Aktivität von Enzymen durch Emission von Induktions- und Licht- Signalen |
| CA2642653A1 (en) | 2002-04-16 | 2003-10-30 | Gambro Bct, Inc. | Blood component processing system, apparatus and method |
| EP1497645A2 (en) * | 2002-04-19 | 2005-01-19 | Mission Medical, Inc. | Integrated automatic blood processing unit |
| US7297272B2 (en) * | 2002-10-24 | 2007-11-20 | Fenwal, Inc. | Separation apparatus and method |
| US7354515B2 (en) | 2004-02-23 | 2008-04-08 | Millennium Medical Technologies, Inc. | Fluid concentrator |
| US7087177B2 (en) * | 2004-04-16 | 2006-08-08 | Baxter International Inc. | Methods for determining flow rates of biological fluids |
| US20060226086A1 (en) * | 2005-04-08 | 2006-10-12 | Robinson Thomas C | Centrifuge for blood processing systems |
| US8685258B2 (en) * | 2008-02-27 | 2014-04-01 | Fenwal, Inc. | Systems and methods for conveying multiple blood components to a recipient |
| US8075468B2 (en) * | 2008-02-27 | 2011-12-13 | Fenwal, Inc. | Systems and methods for mid-processing calculation of blood composition |
| AU2009274104B2 (en) | 2008-07-21 | 2012-06-07 | Becton, Dickinson And Company | Density phase separation device |
| EP2326421B1 (en) | 2008-07-21 | 2012-06-20 | Becton, Dickinson and Company | Density phase separation device |
| EP2303457B1 (en) | 2008-07-21 | 2019-08-28 | Becton, Dickinson and Company | Density phase separation device |
| CA2949835C (en) | 2009-05-15 | 2018-01-02 | Becton, Dickinson And Company | Density phase separation device |
| US8870733B2 (en) * | 2010-11-19 | 2014-10-28 | Kensey Nash Corporation | Centrifuge |
| US9011684B2 (en) | 2011-03-07 | 2015-04-21 | Spinesmith Holdings, Llc | Fluid concentrator with removable cartridge |
| KR102035877B1 (ko) | 2011-11-14 | 2019-10-23 | 알파시그마 에스.피.에이. | 우울증이 있는 대상체를 위한 치료 양생법 선택을 위한 검정법 및 치료 방법 |
| EP2664383A1 (en) * | 2012-05-15 | 2013-11-20 | Miltenyi Biotec GmbH | Centrifugation chamber with deflector shields |
| WO2014127122A1 (en) | 2013-02-18 | 2014-08-21 | Terumo Bct, Inc. | System for blood separation with a separation chamber having an internal gravity valve |
| EP2821145B1 (en) * | 2013-07-02 | 2019-08-21 | Miltenyi Biotec GmbH | Centrifugation chamber with gas-permeable membranes layers for cell cultivation |
| EP2821144A1 (en) * | 2013-07-02 | 2015-01-07 | Miltenyi Biotec GmbH | Centrifugation chamber with gas-permeable membrane for cell cultivation |
| US20150017714A1 (en) | 2013-07-02 | 2015-01-15 | Miltenyi Biotec Gmbh | Centrifugation chamber with gas permeable membrane layers for cell cultivation |
| US9694359B2 (en) | 2014-11-13 | 2017-07-04 | Becton, Dickinson And Company | Mechanical separator for a biological fluid |
| US9833557B2 (en) | 2014-12-19 | 2017-12-05 | Fenwal, Inc. | Systems and methods for determining free plasma hemoglobin |
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| US3655123A (en) * | 1966-08-08 | 1972-04-11 | Us Health Education & Welfare | Continuous flow blood separator |
| JPS6295156A (ja) * | 1985-10-18 | 1987-05-01 | コ−ブ・ラボラトリ−ズ・インコ−ポレ−テツド | 遠心分離機 |
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- 1996-04-12 EP EP96911756A patent/EP0817680B1/en not_active Expired - Lifetime
- 1996-04-12 JP JP53124696A patent/JP4580470B2/ja not_active Expired - Fee Related
- 1996-04-12 WO PCT/US1996/005144 patent/WO1996032198A1/en not_active Ceased
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2004536794A (ja) * | 2001-04-09 | 2004-12-09 | メドトロニック、インコーポレイテッド | マイクロ遠心機を用いる血液成分の分離方法及びその使用法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1996032198A1 (en) | 1996-10-17 |
| JP4580470B2 (ja) | 2010-11-10 |
| DE69605901T2 (de) | 2000-05-04 |
| US5879280A (en) | 1999-03-09 |
| EP0817680A1 (en) | 1998-01-14 |
| DE69605901D1 (de) | 2000-02-03 |
| EP0817680B1 (en) | 1999-12-29 |
| US5704888A (en) | 1998-01-06 |
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