JP6912431B2 - 毛管圧バリアに関する改善 - Google Patents
毛管圧バリアに関する改善 Download PDFInfo
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- JP6912431B2 JP6912431B2 JP2018168163A JP2018168163A JP6912431B2 JP 6912431 B2 JP6912431 B2 JP 6912431B2 JP 2018168163 A JP2018168163 A JP 2018168163A JP 2018168163 A JP2018168163 A JP 2018168163A JP 6912431 B2 JP6912431 B2 JP 6912431B2
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- capillary pressure
- pressure barrier
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- meniscus
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
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- Physical Or Chemical Processes And Apparatus (AREA)
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Description
張する壁の侵入(突起)801を形成することによって、または図8に示すように傾斜し
た側面701を備えた壁の充填口を生成することによってなされることができる。図8で
は体積の壁の傾斜が、体積の主要部から遠ざかる切り込みのタイプで示されている。しか
し、体積の壁の材料において傾斜を生成する他の方法は本発明の範囲内である。
レーンが静的な状態すなわち立位か、または動的すなわち活発な流れのいずれかに存在する流体を収納する一方で、2つの上流の体積は、例えば細胞型などの特定の生体物質を含むゲルを収納することができる。図21および図22に示される実施形態は、流体によって分離される細胞または組織の間における相互作用を研究するために特に使用される。
Claims (10)
- 移動可能な流体と流体のメニスカスの形状および/または位置を制御するための装置であって、当該装置はメニスカスを有する流体を収容し移動させるための体積を有し、前記流体の流れの方向は下流方向であり、
前記体積は側壁、頂部の基板及び底部の基板を含むマイクロ流体チャネルであり、
前記体積は、前記メニスカスを形成し、整列させ、前記マイクロ流体チャネル内の少なくとも2つの下位の体積の間で流体の境界を形成する第1毛管圧バリアを少なくとも備え、
前記第1毛管圧バリアおよび前記マイクロ流体チャネルは前記底部の基板に形成され、
前記体積は、少なくとも2つの流体を各々少なくとも2つの下位の体積に充填する少なくとも2つの充填口と、流体を前記少なくとも2つの下位の体積の少なくとも一つから除去する少なくとも1つの排出口と、を備え、
充填の方向における流体の流れの方向は下流方向であり、
前記少なくとも2つの下位の体積の一つは、2つの充填口と少なくとも一つの排出口が互いに直線に配置されるように1以上の屈曲を含み、
前記第1毛管圧バリアは、
i)前記底部の基板の材料において規定される溝または凹部
ii)前記底部の基板から前記マイクロ流体チャネルへの突起および/または
iii)ラインに近接する前記底部の基板の材料よりも濡れ性が低い前記底部の基板の材料上において規定されるライン
の一以上から選択され、
前記体積は、前記第1毛管圧バリアの下流側において前記マイクロ流体チャネルの側壁と90°より大きな角度を形成する装置。 - 前記突起は、楔形状および/または三角部分を含む請求項1に記載の装置。
- 少なくとも一つの付加的な毛管圧バリアを有し、前記第1毛管圧バリアはチャネルのネットワークを通じて流体のルーティング回路の一部である請求項1または2に記載の装置。
- 親水性の頂部の基板と、より親水性の少ない第1毛管圧バリアとを含む請求項1〜3のいずれか1項に記載の装置。
- 前記親水性の頂部の基板はケイ酸塩ガラスであるか、またはケイ酸塩ガラスを含み、前記より親水性の少ない第1毛管圧バリアはポリマー材料であるか、またはポリマー材料を含む請求項4に記載の装置。
- 前記第1毛管圧バリアはコンカス−フィンの定理によって規定されるように側壁と臨界角より大きい角度を定める請求項1〜5のいずれか1項に記載の装置。
- 請求項1〜6のいずれか1項に記載の装置において移動可能な流体と流体のメニスカスの形状および/または位置を制御する方法であって、前記方法は前記装置の前記第1毛管圧バリアに沿って前記メニスカスを整列させるステップを有する方法。
- 前記メニスカスの形状はゲルとさらなる流体との間で制御され、前記メニスカスを前記第1毛管圧バリアに沿って整列させるステップは前記ゲルのゲル化が生じる前に起こる請求項7に記載の方法。
- 請求項1〜6のいずれか1項に記載の一以上の装置をさらに有し、多数のマイクロ流体チャネルを有するマイクロ流体回路。
- 請求項1〜6のいずれか1項に記載の装置または流体の方向を持った経路指定のための請求項9による回路の使用。
Priority Applications (1)
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JP2021113324A JP2021184986A (ja) | 2012-09-10 | 2021-07-08 | 毛管圧バリアに関する改善 |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1216118.8A GB2505706A (en) | 2012-09-10 | 2012-09-10 | Apparatus comprising meniscus alignment barriers |
GB1216118.8 | 2012-09-10 | ||
NL2011280A NL2011280C2 (en) | 2012-09-10 | 2013-08-07 | Improvements relating to capillary pressure barriers. |
NL2011280 | 2013-08-07 | ||
JP2015531033A JP2015530240A (ja) | 2012-09-10 | 2013-09-10 | 毛管圧バリアに関する改善 |
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JP2019022887A JP2019022887A (ja) | 2019-02-14 |
JP6912431B2 true JP6912431B2 (ja) | 2021-08-04 |
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JP2018168163A Active JP6912431B2 (ja) | 2012-09-10 | 2018-09-07 | 毛管圧バリアに関する改善 |
JP2021113324A Pending JP2021184986A (ja) | 2012-09-10 | 2021-07-08 | 毛管圧バリアに関する改善 |
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Country Status (8)
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US (1) | US11344877B2 (ja) |
EP (1) | EP2892649B1 (ja) |
JP (3) | JP2015530240A (ja) |
CN (2) | CN105026045A (ja) |
DK (1) | DK2892649T3 (ja) |
GB (1) | GB2505706A (ja) |
NL (2) | NL2011280C2 (ja) |
WO (1) | WO2014038943A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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EP2213364A1 (en) * | 2009-01-30 | 2010-08-04 | Albert-Ludwigs-Universität Freiburg | Phase guide patterns for liquid manipulation |
GB2505706A (en) * | 2012-09-10 | 2014-03-12 | Univ Leiden | Apparatus comprising meniscus alignment barriers |
US11504645B2 (en) * | 2013-06-19 | 2022-11-22 | Universiteit Leiden | Two-phase electroextraction from moving phases |
WO2015019336A2 (en) | 2013-08-08 | 2015-02-12 | Universiteit Leiden | Fluid triggable valves |
EP3009189A1 (en) * | 2014-10-16 | 2016-04-20 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | Microfluid device including a flow-regulating chamber |
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EP2892649A1 (en) | 2015-07-15 |
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NL2011285C2 (en) | 2015-02-10 |
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