JP6031031B2 - 流体取扱装置、流体取扱方法および流体取扱システム - Google Patents
流体取扱装置、流体取扱方法および流体取扱システム Download PDFInfo
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- B01L3/502738—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by integrated valves
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Description
まず、本発明の流体取扱装置の代表例として、マイクロ流路チップについて説明する。
次に、本実施の形態のマイクロ流路チップ100の使用方法について、図5を参照して説明する。図5A〜図5Cは、マイクロ流路チップ100の使用態様を説明するためのマイクロ流路チップ100の部分拡大平面図である。
本実施の形態のマイクロ流路チップ100は、液体210の表面張力を利用することで、液体210を第1の流路130および連絡部内に留めることができる。また、本実施の形態のマイクロ流路チップ100は、空気溜まり部190を外部から押圧することで、第1の流路130および連絡部内の液体210を第2の流路140内に移動させることができる。このように、本実施の形態のマイクロ流路チップ100は、外部に大掛かりな装置(ポンプやシリンジなど)を設置することなく、流路内の液体の流れを容易に制御することができる。
なお、これまでの説明では、空気溜まり部190を外部から押圧して、空気溜まり部190内の空気を第1の流路130に導入する例について説明したが、空気溜まり部190内の空気を第1の流路130に導入する方法はこれに限定されない。たとえば、図6Aに示されるように、空気溜まり部190内に加熱部200を配置して、空気溜まり部190内の空気を加熱してもよい。このようにしても、空気溜まり部190内の空気を第1の流路130に供給することができる。
次に、本発明の流体取扱システムの代表例として、上記のマイクロ流路チップを有する流体取扱システムについて説明する。
次に、本実施の形態の流体取扱システム300の動作について、図17を参照して説明する。図17は、流体取扱システム300の動作を説明するための流体取扱システム300の部分拡大断面図である。
本実施の形態の流体取扱システム300は、マイクロ流路チップ100内に設けたマイクロバルブを任意のタイミングで自動的に開放することができる。本実施の形態の流体取扱システム300は、大掛かりな装置(ポンプやシリンジなど)を必要としないため、容易に小型化することができる。
110 チップ本体
112a,112b 貫通孔
114 凹部
116a〜116d 溝
120 樹脂フィルム
130 第1の流路
140 第2の流路
150 連絡部
160 空気導入路
170 第1の凹部
180 第2の凹部
190 空気溜まり部
200 加熱部
210 液体
220 気泡
300 流体取扱システム
310 駆動部ホルダ
320 コーデッドプレート
322a〜322e 溝
324 凸部
326 穴部
330 第1のピンホルダ
332a〜332e 貫通孔
334 溝部
340 第2のピンホルダ
342a〜342e 貫通孔
344 溝部
350 第3のピンホルダ
360 チップホルダ
370 駆動部
372 回転軸
380a ピン
382a〜382e ピン収容部
Claims (7)
- 毛管現象により流体が移動可能な第1の流路と、
毛管現象により流体が移動可能な第2の流路と、
前記第1の流路と前記第2の流路とを連通し、かつ前記第2の流路の断面積よりも小さい断面積を有する連絡部と、
前記第1の流路に連通している空気導入路と、
前記空気導入路に連通している空気溜まり部と、
を有し、
前記空気溜まり部は、有底の凹部とその開口部を塞ぐ、保形性を有する樹脂フィルムとによって構成され、
前記樹脂フィルムにおける前記空気溜まり部の壁面を構成する部分は、外側にドーム状に突出している、流体取扱装置。 - 前記空気溜まり部は、外部から押圧されたときに、その容量が減少するように形成されている、請求項1に記載の流体取扱装置。
- 前記空気溜まり部内に、前記空気溜まり部内の空気を加熱する加熱部をさらに有する、請求項1に記載の流体取扱装置。
- 請求項1に記載の流体取扱装置を使用して流体を取り扱う方法であって、
前記第1の流路および前記連絡部内に流体を導入するステップと、
前記空気溜まり部内の空気の一部を前記空気導入路を通して前記第1の流路に導入して、前記第1の流路および前記連絡部内の前記流体の一部を前記第2の流路まで押し出すステップと、
前記流体を毛管現象により前記第2の流路内を移動させるステップと、
を含む、流体取扱方法。 - 前記空気溜まり部を外部から押圧して、前記空気溜まり部内の空気を前記第1の流路に供給する、請求項4に記載の流体取扱方法。
- 前記空気溜まり部内の空気を加熱して、前記空気溜まり部内の空気を前記第1の流路に供給する、請求項4に記載の流体取扱方法。
- 請求項1に記載の流体取扱装置と、
前記流体取扱装置の前記空気溜まり部を外部から押圧するか、または前記流体取扱装置の前記空気溜まり部内の空気を加熱するバルブ開放部と、
を有する、流体取扱システム。
Applications Claiming Priority (3)
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JP2011155679 | 2011-07-14 | ||
JP2011155679 | 2011-07-14 | ||
PCT/JP2012/004417 WO2013008442A1 (ja) | 2011-07-14 | 2012-07-06 | 流体取扱装置、流体取扱方法および流体取扱システム |
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JPWO2013008442A1 JPWO2013008442A1 (ja) | 2015-02-23 |
JP6031031B2 true JP6031031B2 (ja) | 2016-11-24 |
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US (1) | US9901924B2 (ja) |
JP (1) | JP6031031B2 (ja) |
WO (1) | WO2013008442A1 (ja) |
Cited By (1)
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JP7249702B1 (ja) | 2022-07-11 | 2023-03-31 | 芳隆 秋野 | 緩みセンサ付きボルトとその使用方法並びに緩み検出システム |
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JP6343553B2 (ja) * | 2014-11-14 | 2018-06-13 | 株式会社エンプラス | 液体取扱装置 |
EP3383534B1 (en) * | 2015-11-30 | 2019-08-21 | Rqmicro AG | Microfluidic device, assemblies, and method for extracting particles from a sample |
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FR2935763B1 (fr) * | 2008-09-09 | 2010-10-08 | Commissariat Energie Atomique | Micropompe pour microfluidique continue |
EP2559535A3 (en) * | 2008-09-26 | 2016-09-07 | Mikro Systems Inc. | Systems, devices, and/or methods for manufacturing castings |
JP5729530B2 (ja) * | 2008-11-14 | 2015-06-03 | 横河電機株式会社 | カプセルおよび化学処理用カートリッジ |
WO2010078596A1 (en) * | 2009-01-05 | 2010-07-08 | Tactus Technology, Inc. | User interface system |
JP2011025127A (ja) | 2009-07-23 | 2011-02-10 | Sumitomo Bakelite Co Ltd | マイクロデバイス |
US9173994B2 (en) * | 2010-08-20 | 2015-11-03 | Purdue Research Foundation | Touch-actuated micropump for transdermal drug delivery and method of use |
-
2012
- 2012-07-06 US US14/131,933 patent/US9901924B2/en not_active Expired - Fee Related
- 2012-07-06 WO PCT/JP2012/004417 patent/WO2013008442A1/ja active Application Filing
- 2012-07-06 JP JP2013523822A patent/JP6031031B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7249702B1 (ja) | 2022-07-11 | 2023-03-31 | 芳隆 秋野 | 緩みセンサ付きボルトとその使用方法並びに緩み検出システム |
Also Published As
Publication number | Publication date |
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US9901924B2 (en) | 2018-02-27 |
US20140166113A1 (en) | 2014-06-19 |
WO2013008442A1 (ja) | 2013-01-17 |
JPWO2013008442A1 (ja) | 2015-02-23 |
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