JP2018059923A - マイクロ流体デバイスおよび同デバイスを製造するための方法 - Google Patents
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Abstract
Description
Claims (18)
- マイクロ流体デバイス(1)であって、
入口開口(22)と出口開口(23)をつなぐ少なくとも1つの流路(21)と、
前記流路(21)と流体連通しているウェル(24)のアレイと、
を備え、
前記流路(21)が、入口部分(211)を前記入口開口(22)において、出口部分(212)を前記出口開口(23)において、そして、中央部分(213)を前記入口部分(211)と前記出口部分(212)との間に備え、少なくとも前記中央部分(213)が前記ウェル(24)のアレイを備え、かつ、親水性表面が設けられており、
前記流路(21)がさらに、少なくとも前記中央部分(213)と前記出口部分(212)との間に設けられた遷移領域(214)を備え、前記遷移領域(214)は疎水性表面を設けることによって構成される、
マイクロ流体デバイス(1)。 - 前記遷移領域(214)が、前記入口開口(22)から前記出口開口(23)に向かって前記流路(21)を通って流動する任意の流体(9)に対してプリシュータ止めを構成する、請求項1に記載のマイクロ流体デバイス(1)。
- 前記遷移領域(214)が、前記中央部分(213)内に延びる、好ましくは棒またはノーズ(61)の形態の延長部(61)を備える、請求項1または2に記載のマイクロ流体デバイス(1)。
- 前記出口部分(212)がウェル(22)を備え、任意選択で前記親水性表面が設けられている、請求項1から3のいずれか一項に記載のマイクロ流体デバイス(1)。
- 前記入口部分(211)にも前記親水性表面が設けられている、請求項1から4のいずれか一項に記載のマイクロ流体デバイス(1)。
- 前記疎水性表面が、物質特性によって、または疎水性コーティングによって提供される、請求項1から5のいずれか一項に記載のマイクロ流体デバイス(1)。
- 前記親水性表面が、親水性コーティング(5)によって提供される、請求項1から6のいずれか一項に記載のマイクロ流体デバイス(1)。
- 前記親水性コーティング(5)が<30°、好ましくは<20°、さらに好ましくは<10°の接触角度を有する、請求項7に記載のマイクロ流体デバイス(1)。
- 前記親水性コーティング(5)がSiO2コーティング(5)から構成され、好ましくは電子ビームコーティングまたはスパッタリングによって塗布される、請求項7または8に記載のマイクロ流体デバイス(1)。
- 前記マイクロ流体デバイス(1)が消耗品であり、好ましくは疎水性物質、さらに好ましくは環状オレフィンコポリマーCOCまたは環状オレフィンポリマーCOPから構成される、請求項1から9のいずれか一項に記載のマイクロ流体デバイス(1)。
- 前記遷移領域(214)が、1つのウェル開口のサイズよりも大きく、好ましくは3つのウェル開口のサイズよりも小さい幅、さらに好ましくは60μm≦w≦330μmの幅wを有する、請求項1から10のいずれか一項に記載のマイクロ流体デバイス(1)。
- 少なくとも上層(3)および下層(2)であって、前記入口開口および出口開口(22、23)ならびに前記下層(2)の表面の前記ウェル(24)のアレイを有する前記流路(21)を前記下層(2)が提供し、前記上層(3)が、前記下層(2)の前記表面を覆う平坦な構成要素によって構成される、上層(3)および下層(2)、または、
少なくとも上層および下層であって、前記上層が、前記入口開口および出口開口を有する前記流路を提供し、前記下層が、前記下層の表面の前記ウェルのアレイを提供する、上層および下層、
のいずれかによって構造化される、請求項1から11のいずれか一項に記載のマイクロ流体デバイス(1)。 - 前記流路(21)によって前記ウェル(24)のそれぞれにサンプル液体(9)の形態で提供されるサンプルの(d)PCRまたは生化学アッセイのために使用される、請求項1から12のいずれか一項に記載のマイクロ流体デバイス(1)。
- 請求項1から13のいずれか一項に記載のマイクロ流体デバイス(1)を製造するための方法であって、方法は少なくとも以下のステップ、すなわち、
前記入口開口および出口開口(22、23)、ならびに前記ウェル(24)のアレイを有する前記流路(21)を提供する下層(2)を成形し、それにより前記下層(2)の構造化表面を構成し、かつ、平坦な構成要素の形態である上層(3)を提供するステップ、または、前記入口開口および出口開口を有する前記流路を提供する上層を成形し、前記ウェルのアレイを提供する下層を成形し、それにより前記下層の構造化表面を構成するステップと、
前記下層(2)の前記構造化表面上にマスク(4、4’、4”)を配置するステップと、
前記マスク(4、4’、4”)によって覆われていない前記下層(2)の前記構造化表面上に親水性コーティング(5)を提供するステップと、
前記下層(2)から前記マスク(4、4’、4”)を取り除くステップと、
前記下層(2)上に前記上層(3)を、好ましくは接着によって、取り付けるステップと、
を備え、
前記マスク(4、4’、4”)によって覆われた前記下層(2)のいずれの表面領域も前記親水性コーティング(5)を欠く、
マイクロ流体デバイス(1)を製造するための方法。 - 前記親水性コーティング(5)を欠く任意の表面領域が、物質特性か疎水性コーティングかのいずれかによって疎水性表面を提供する、請求項14に記載の方法。
- 前記親水性コーティング(5)のない、少なくとも前記中央部分(213)と前記出口部分(212)との間に提供された表面領域が、プリシュータ止めを提供するための遷移領域(214)を構成する、請求項14または15に記載の方法。
- 前記成形するステップが、射出成形プロセスまたは射出エンボス加工プロセスである、請求項14から16のいずれか一項に記載の方法。
- 任意のコーティングが、電子ビームコーティングまたはスパッタリングによって提供される、請求項14から17のいずれか一項に記載の方法。
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KR20220140530A (ko) * | 2020-02-07 | 2022-10-18 | 내셔날 리서치 카운실 오브 캐나다 | 플로우스루 챔버 내부에 인터페이스 고정 반응 용기를 구비한 미세유체 장치, 이를 형성하는 키트 및 그 용도 |
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US20180093268A1 (en) | 2018-04-05 |
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CN107876110A (zh) | 2018-04-06 |
EP3300801A1 (en) | 2018-04-04 |
CN107876110B (zh) | 2020-04-14 |
JP6928520B2 (ja) | 2021-09-01 |
US10967370B2 (en) | 2021-04-06 |
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