JP7403882B2 - 分析物検知システム、及び分析物検知システムのカートリッジ - Google Patents
分析物検知システム、及び分析物検知システムのカートリッジ Download PDFInfo
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Description
本出願は、2019年12月24日付で出願された米国仮特許出願第62/953,216号の利益を主張し、その開示は引用することにより本明細書の一部をなす。
本開示の上記特徴を詳細に理解することができるように、上で簡潔に要約した本開示のより詳細な説明を、複数あるうちの幾つかが添付の図面に示される実施形態を参照することによって得ることができる。ただし、添付の図面は、本開示の典型的な実施形態のみを示しており、したがって、本開示は他の等しく有効な実施形態を認め得るため、本開示の範囲を制限するものと解釈すべきではないことに留意されたい。
Claims (19)
- 検知装置とマイクロチャネル構造とを含むセンサーカートリッジであって、
前記検知装置は、
基板の実装面の上に配設される活性表面を備えるチップ部材であって、前記活性表面は第1のサンプリング領域を画定する、チップ部材と、
第2のサンプリング領域を画定する捕捉表面を含み、前記基板から構造的に分離された部材である電極部材と、
を含み、
前記チップ部材の前記活性表面は、前記電極部材の前記捕捉表面から投影方向にオフセットして配置され、
前記第1のサンプリング領域と前記第2のサンプリング領域との比は、1よりも実質的に小さく、
前記マイクロチャネル構造は、
前記検知装置にわたって配置されるとともに、流体を前記活性表面及び前記捕捉表面に移送するように構成される、
センサーカートリッジ。 - 前記第1のサンプリング領域と前記第2のサンプリング領域との間の前記比は、約1×10-8~約1の範囲内である、請求項1に記載のカートリッジ。
- 前記マイクロチャネル構造は、前記チップ部材及び前記電極部材と接触し、該チップ部材及び該電極部材との間に実質的に流体密のシール界面を形成する、請求項1に記載のカートリッジ。
- 前記電極部材は、前記基板の前記実装面の外側に配設される、請求項1に記載のカートリッジ。
- 前記チップ部材の前記活性表面は、前記基板の前記実装面に対して前記電極部材の前記捕捉表面とは異なる段に配置される、請求項1に記載のカートリッジ。
- 前記電極部材はベース体を更に備え、前記捕捉表面は、前記ベース体にわたって固定化されたプローブのアレイを備え、
前記ベース体は、10-6ΩMよりも実質的に大きい抵抗率を有する材料を含む、請求項1に記載のカートリッジ。 - 前記電極部材はベース体を更に備え、前記捕捉表面は、前記ベース体上のコーティング層にわたって固定化されたプローブのアレイを備え、
前記コーティング層の表面粗さは、10μmよりも実質的に小さい、請求項1に記載のカートリッジ。 - 前記マイクロチャネル構造は、前記活性表面と前記捕捉表面との間に配置される懸架セクションを備え、
前記マイクロチャネル構造の前記懸架セクションは、前記マイクロチャネル構造の中間上流セクションよりも高いところに配置される、請求項1に記載のカートリッジ。 - 前記チップ部材は、複数の自由縁部を有して取り付けられるマイクロチップを含み、
前記活性表面は、前記基板の前記実装面に面しないで前記マイクロチップ上に配置される、請求項1に記載のカートリッジ。 - 前記基板は、該基板の縁部に配置されるI/Oインターフェースを備える、請求項1に記載のカートリッジ。
- 検知装置とマイクロチャネル構造とを含むセンサーカートリッジであって、
前記検知装置は、
基板の実装面の上に配設される活性表面を備えるチップ部材と、
捕捉表面を備える電極部材と、
を含み、
前記マイクロチャネル構造は、
前記検知装置にわたって配置されるとともに、流体を前記捕捉表面及び前記活性表面にわたって順次移送し、
前記マイクロチャネル構造は、前記活性表面と前記捕捉表面との間に配置される懸架セクションを含む、
センサーカートリッジ。 - 前記マイクロチャネル構造は、上流方向及び下流方向を規定し、
前記電極部材は、前記チップ部材に対して前記上流に向かって配置される、請求項11に記載のカートリッジ。 - 前記マイクロチャネル構造の前記懸架セクションは、該マイクロチャネル構造の中間上流セクションよりも高いところに配置される、請求項11に記載のカートリッジ。
- 前記マイクロチャネル構造は、前記活性表面にわたって第1のチャンバー長を有する活性チャンバーと、前記捕捉表面にわたって第2のチャンバー長を有する反応チャンバーとを画定し、
前記懸架セクションは、前記反応チャンバーと前記活性チャンバーとの間に配置される、請求項11に記載のカートリッジ。 - 前記第1のチャンバー長と前記第2のチャンバー長との間の比は、1よりも実質的に小さい、請求項14に記載のカートリッジ。
- 前記比は、約1×10-4~約1の範囲内である、請求項15に記載のカートリッジ。
- 前記マイクロチャネル構造の前記反応チャンバーには、前記捕捉表面に向いて配置される撹拌表面が設けられる、請求項14に記載のカートリッジ。
- 前記マイクロチャネル構造は、前記基板の前記実装面を越える平面範囲を有する、請求項11に記載のカートリッジ。
- 前記活性表面と前記捕捉表面との間の距離は、0.1mm以上である、請求項11に記載のカートリッジ。
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