JP6903655B2 - 検体抽出デバイス及びその使用の方法 - Google Patents
検体抽出デバイス及びその使用の方法 Download PDFInfo
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- JP6903655B2 JP6903655B2 JP2018523393A JP2018523393A JP6903655B2 JP 6903655 B2 JP6903655 B2 JP 6903655B2 JP 2018523393 A JP2018523393 A JP 2018523393A JP 2018523393 A JP2018523393 A JP 2018523393A JP 6903655 B2 JP6903655 B2 JP 6903655B2
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Description
本願は、2015年7月23日出願のU.S.仮出願No.62/196,816、2015年12月1日出願のU.S.仮出願No.62/261,577、及び2016年5月4日出願のU.S.仮出願No.62/331,635の利益を主張する。それらの内容全体はそのまま参照によって本願に組み込まれる。
第1の末端、ストッパー、及び第2の末端を含むスワブ軸と、
スワブ軸の第1の末端に取り付けられた蓋(蓋はスワブ軸に沿ってスライド可能である)と、
蓋の内側のクラッシュOリングと、
スワブ軸の第2の末端のスワブ先端と、
液体媒体と搾り構造とを含む検体抽出容器(搾り構造はスワブ先端よりも小さい開口を含む)と、
を含む。
a. スワブ先端を検体抽出容器内に挿入するステップと、
b. 搾り構造を通して液体媒体中にスワブ先端を押し込むステップと、
c. スワブ軸に沿って蓋をスライドさせ、蓋を閉め、それによってスワブ軸と検体抽出容器との間に気密シールを形成するステップと、
d. ストッパーが蓋の内側との接触をなすまで、スワブ先端を引き出すステップと、
e. マイクロ流体デバイスの入口に検体抽出デバイスを接続するステップと、
を含む。いくつかの実施形態において、ステップ(c)及び(d)は1回以上繰り返される。
a. 検体抽出容器の蓋を開けるステップと、
b. 搾り構造を通して液体媒体中にスワブ先端を挿入するステップと、
c. スワブ先端を搾り構造から再び引き抜くステップと、
d. 破断可能なスワブ軸を切れ目付きの破断点において破断し、スワブ先端が搾り構造の上側に留まることを許すステップと、
e. 検体抽出容器の蓋を閉めるステップと、
f. マイクロ流体デバイスの入口に検体抽出デバイスを接続するステップと、
を含む。いくつかの実施形態において、ステップ(b)及び(c)は1回以上繰り返される。
開示される発明は、スワブ検体上の採集された材料を抽出する為である。スワブ検体は、診断検査の為に必要とされる生物学的材料を採集する為に共通に用いられる方法である。それらの検体は、検査が行われるときに先立つ時点で、又は検査の時点で採集され得る。スワブ上にトラップされた生物学的材料は、粘度、乾燥度、固体含量、及びスワブへの付着が様々であり得る。
具体的な用語が本願において使用されているが、それらは限定の目的ではなく全般的及び記述的な意味でのみ用いられている。別様に定義されていない限り、本願において用いられる全ての技術及び科学用語は、本願の主題が属する分野の業者によって共通に理解される同じ意味を有する。
(付記)
付記1の検体抽出デバイスは、
第1の末端、ストッパー、及び第2の末端を含むスワブ軸と、
前記スワブ軸の前記第1の末端に取り付けられた蓋(前記蓋は前記スワブ軸に沿ってスライド可能である)と、
前記蓋の内側のクラッシュOリングと、
前記スワブ軸の前記第2の末端のスワブ先端と、
液体媒体及び搾り構造を含む検体抽出容器(前記搾り構造は前記スワブ先端よりも小さい開口を含む)と、
を含む。
付記2の検体抽出デバイスは、付記1に記載の検体抽出デバイスにおいて、前記蓋がネジ式キャップ蓋又はプレスフィット蓋である。
付記3の検体抽出デバイスは、付記1〜2のいずれか一項に記載の検体抽出デバイスにおいて、前記搾り構造がOリングである。
付記4の検体抽出デバイスは、付記1〜3のいずれか一項に記載の検体抽出デバイスにおいて、前記液体媒体が2つの易破壊性シールの間に位置する。
付記5の検体抽出デバイスは、付記1〜4のいずれか一項に記載の検体抽出デバイスにおいて、前記検体抽出容器がさらに出口ポートを含む。
付記6の検体抽出デバイスは、付記5に記載の検体抽出デバイスにおいて、前記出口ポートがフィッティングコネクターを通してマイクロ流体デバイスに流体接続される。
付記7の検体抽出デバイスは、付記6に記載の検体抽出デバイスにおいて、前記フィッティングコネクターがルアー、ネジ、プレスフィット、又はスナップフィットである、
付記8の検体抽出デバイスは、付記7に記載の検体抽出デバイスにおいて、前記マイクロ流体デバイスが、前記検体抽出容器内の易破壊性シールを破断して、前記マイクロ流体デバイス内への前記液体媒体の移動を許すことができる鋭利な構造を含む。
付記9の検体抽出デバイスは、付記7〜8に記載の検体抽出デバイスにおいて、前記液体媒体の逆流を防ぐ為に、前記検体抽出容器と前記マイクロ流体デバイスとの間に逆止弁をさらに含む。
付記10の検体抽出デバイスは、付記7〜9に記載の検体抽出デバイスにおいて、前記マイクロ流体デバイスが、望まれない材料を濾過除去する為のフィルター、半透膜、又は多孔膜をさらに含む。
付記11の検体抽出デバイスは、付記7〜10に記載の検体抽出デバイスにおいて、前記マイクロ流体デバイスが、試薬パウチ内のオンボードの貯蔵された試薬と、検出の為の一体化された核酸ラテラルフローストリップと、1つ以上のアクチュエーター素子とを有するマイクロ流体カートリッジをさらに含む。
付記12の検体抽出デバイスは、付記7〜11に記載の検体抽出デバイスにおいて、前記検体抽出容器の周りにジャケットシースを形成するリング形状のヒーターをさらに含む。
付記13の検体抽出デバイスは、付記12に記載の検体抽出デバイスにおいて、前記ヒーターが、熱伝導性材料のブロック中に埋め込まれた抵抗器を含む抵抗加熱素子である。
付記14の検体抽出デバイスは、付記12に記載の検体抽出デバイスにおいて、前記ヒーターが薄膜抵抗ヒーター又はペルティエ素子又は自己制御型の正温度係数(PTC)ヒーターである。
付記15の検体抽出デバイスは、付記12に記載の検体抽出デバイスにおいて、前記ヒーターが密封されたパウチ内の相変化材料を含む。
付記16の検体抽出デバイスは、付記1〜15のいずれか一項に記載の検体抽出デバイスにおいて、前記搾り構造が狭いスリーブを含み、
前記狭いスリーブが、それが前記搾り構造中に挿入されるときに前記スワブ頭部の周りにきつい嵌合を形成し、それによって前記スワブ頭部を変形させ、搾るように構成される。
付記17の検体抽出デバイスは、付記16に記載の検体抽出デバイスにおいて、前記液体媒体がチャネルを介して前記スリーブの上側に流体接続される。
付記18の検体抽出デバイスは、付記1〜15のいずれか一項に記載の検体抽出デバイスにおいて、前記搾り構造がOリングを含み、前記検体抽出容器がピストンプランジャーを含む。
付記19の検体抽出デバイスは、付記1〜18のいずれか一項に記載の検体抽出デバイスにおいて、 前記検体抽出容器がバネ仕掛けのペッスル及びおろし金をさらに含む。
付記20の方法は、
a. 前記スワブ先端を前記検体抽出容器内に挿入するステップと、
b. 前記スワブ先端を前記搾り構造を通して前記液体媒体中に押し込むステップと、
c. 前記蓋を前記スワブ軸に沿ってスライドさせ、前記蓋を閉め、それによって前記スワブ軸と前記検体抽出容器との間に気密シールを形成するステップと、
d. 前記ストッパーが前記蓋の内側との接触をなすまで前記スワブ先端を引き出すステップと、
e. マイクロ流体デバイスの入口に前記検体抽出デバイスを接続するステップと、
を含む、
付記1〜19のいずれか一項に記載の検体抽出デバイスの使用を含むスワブ先端からの検体抽出の為の方法である。
付記21の方法は、付記20に記載の方法において、ステップ(c)及び(d)が1回以上繰り返される。
付記22の検体抽出デバイスは、付記1〜19のいずれか一項に記載の検体抽出デバイスにおいて、前記スワブ軸が、切れ目付きの破断点を含む破断可能なスワブ軸である。
付記23の方法は、
a. 前記検体抽出容器の前記蓋を開けるステップと、
b. 前記スワブ先端を前記搾り構造を通して前記液体媒体中に挿入するステップと、
c. 前記スワブ先端を前記搾り構造から再び引き抜くステップと、
d. 前記破断可能なスワブ軸を前記切れ目付きの破断点において破断し、前記スワブ先端が前記搾り構造の上側に留まることを許すステップと、
e. 前記検体抽出容器の前記蓋を閉めるステップと、
f. 前記検体抽出デバイスをマイクロ流体デバイス上の入口に接続するステップと、
を含む、
付記22に記載の検体抽出デバイスの使用を含むスワブ先端からの検体抽出の為の方法である。
付記24の方法は、付記23に記載の方法において、ステップ(b)及び(c)が1回以上繰り返される。
102 ネジ式キャップ又はプレスフィット蓋
103 スワブ軸
104 クラッシュOリング
105 スワブ先端
106 検体抽出容器又はストッパー
107 搾り構造
108 検体抽出容器の底ユニット
109 易破壊性又は穿孔可能シール材料
110 流体ユニットに接続されることを許す出口ポート
111 上側の易破壊性シール
201 スワブ検体からの検体抽出のシーケンス
202 マイクロ流体デバイス
203 マイクロ流体デバイス上のフィッティング
301 破断可能な軸を有するスワブからの検体抽出のシーケンス
302 切れ目付きの破断点
401 マイクロ流体デバイス
402 フィッティングコネクター
403 流体流路
404 リング形状のヒーター
405 流体ウェル
406 逆止弁
502 狭いスリーブ
503 易破壊性又は穿孔可能膜シール
504 チャネル
505 第2の流体デバイスに接続し得る出口
601 スワブ検体抽出の為の検体抽出デバイス
602 蓋
603 スワブ上の検体を溶出する為の液体媒体又は緩衝液
604 ピストンプランジャー
605 Oリング
606 スワブ軸に取り付けられたコネクター
702 マイクロ流体カートリッジ
703 上側アクチュエーター素子
704 底アクチュエーター素子
705 マイクロ流体デバイス上の検体抽出容器
706 フィルター
707 核酸ラテラルフローストリップ
708 試薬パウチ
802 流体ウェル
803 ラテラルフローストリップ
804 中空チャネル
805 ランセット
902 蓋に取り付けられたバネ仕掛けのペッスル
903 容器内側に存在するおろし金
Claims (23)
- 第1の末端、ストッパー、及び第2の末端を含むスワブ軸と、
前記スワブ軸の前記第1の末端に取り付けられた蓋(前記蓋は前記スワブ軸に沿ってスライド可能である)と、
前記蓋の内側に配置されたOリングと、
前記スワブ軸の前記第2の末端のスワブ先端と、
液体媒体及び搾り構造を含む検体抽出容器(前記搾り構造は前記スワブ先端よりも小さい開口を含む)と、
を含み、
前記Oリングは、前記蓋を前記検体抽出容器と前記スワブ軸とに対して密封するように、前記検体抽出容器に前記蓋を締め付ける際に押しつぶされるように構成されている、
検体抽出デバイス。 - 前記蓋がネジ式キャップ蓋又はプレスフィット蓋である、
請求項1に記載の検体抽出デバイス。 - 前記搾り構造がOリングである、
請求項1〜2のいずれか一項に記載の検体抽出デバイス。 - 前記液体媒体が2つの易破壊性シールの間に位置する、
請求項1〜3のいずれか一項に記載の検体抽出デバイス。 - 前記検体抽出容器がさらに出口ポートを含む、
請求項1〜4のいずれか一項に記載の検体抽出デバイス。 - 前記出口ポートがフィッティングコネクターを通してマイクロ流体デバイスに流体接続される、
請求項5に記載の検体抽出デバイス。 - 前記フィッティングコネクターがルアー、ネジ、プレスフィット、又はスナップフィットである、
請求項6に記載の検体抽出デバイス。 - 前記マイクロ流体デバイスが、前記検体抽出容器内の易破壊性シールを破断して、前記マイクロ流体デバイス内への前記液体媒体の移動を許すことができる鋭利な構造を含む、
請求項7に記載の検体抽出デバイス。 - 前記液体媒体の逆流を防ぐ為に、前記検体抽出容器と前記マイクロ流体デバイスとの間に逆止弁をさらに含む、
請求項7〜8のいずれか一項に記載の検体抽出デバイス。 - 前記マイクロ流体デバイスが、望まれない材料を濾過除去する為のフィルター、半透膜、又は多孔膜をさらに含む、
請求項7〜9のいずれか一項に記載の検体抽出デバイス。 - 前記マイクロ流体デバイスが、試薬パウチ内のオンボードの貯蔵された試薬と、検出の為の一体化された核酸ラテラルフローストリップと、1つ以上のアクチュエーター素子とを有するマイクロ流体カートリッジをさらに含む、
請求項7〜10のいずれか一項に記載の検体抽出デバイス。 - 前記検体抽出容器の周りにジャケットシースを形成するリング形状のヒーターをさらに含む、
請求項7〜11のいずれか一項に記載の検体抽出デバイス。 - 前記ヒーターが、熱伝導性材料のブロック中に埋め込まれた抵抗器を含む抵抗加熱素子である、
請求項12に記載の検体抽出デバイス。 - 前記ヒーターが薄膜抵抗ヒーター又はペルティエ素子又は自己制御型の正温度係数(PTC)ヒーターである、
請求項12に記載の検体抽出デバイス。 - 前記ヒーターが密封されたパウチ内の相変化材料を含む、
請求項12に記載の検体抽出デバイス。 - 前記搾り構造が狭いスリーブを含み、
前記狭いスリーブが、それが前記搾り構造中に挿入されるときに前記スワブ先端の周りにきつい嵌合を形成し、それによって前記スワブ先端を変形させ、搾るように構成される、
請求項1〜15のいずれか一項に記載の検体抽出デバイス。 - 前記液体媒体がチャネルを介して前記スリーブの上側に流体接続される、
請求項16に記載の検体抽出デバイス。 - 前記搾り構造がOリングを含み、前記検体抽出容器がピストンプランジャーを含む、
請求項1〜15のいずれか一項に記載の検体抽出デバイス。 - a. 前記スワブ先端を前記検体抽出容器内に挿入するステップと、
b. 前記スワブ先端を前記搾り構造を通して前記液体媒体中に押し込むステップと、
c. 前記蓋を前記スワブ軸に沿ってスライドさせ、前記蓋を閉め、それによって前記スワブ軸と前記検体抽出容器との間に気密シールを形成するステップと、
d. 前記ストッパーが前記蓋の内側との接触をなすまで前記スワブ先端を引き出すステップと、
e. マイクロ流体デバイスの入口に前記検体抽出デバイスを接続するステップと、
を含む、
請求項1〜18のいずれか一項に記載の検体抽出デバイスの使用を含むスワブ先端からの検体抽出の為の方法。 - ステップ(c)及び(d)が1回以上繰り返される、
請求項19に記載の方法。 - 前記スワブ軸が、切れ目付きの破断点を含む破断可能なスワブ軸である、
請求項1〜18のいずれか一項に記載の検体抽出デバイス。 - a. 前記検体抽出容器の前記蓋を開けるステップと、
b. 前記スワブ先端を前記搾り構造を通して前記液体媒体中に挿入するステップと、
c. 前記スワブ先端を前記搾り構造から再び引き抜くステップと、
d. 前記破断可能なスワブ軸を前記切れ目付きの破断点において破断し、前記スワブ先端が前記搾り構造の上側に留まることを許すステップと、
e. 前記検体抽出容器の前記蓋を閉めるステップと、
f. 前記検体抽出デバイスをマイクロ流体デバイス上の入口に接続するステップと、
を含む、
請求項21に記載の検体抽出デバイスの使用を含むスワブ先端からの検体抽出の為の方法。 - ステップ(b)及び(c)が1回以上繰り返される、
請求項22に記載の方法。
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