JP2007514163A5 - - Google Patents

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JP2007514163A5
JP2007514163A5 JP2006543841A JP2006543841A JP2007514163A5 JP 2007514163 A5 JP2007514163 A5 JP 2007514163A5 JP 2006543841 A JP2006543841 A JP 2006543841A JP 2006543841 A JP2006543841 A JP 2006543841A JP 2007514163 A5 JP2007514163 A5 JP 2007514163A5
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process chamber
chamber
valve
whole blood
processing device
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JP4673318B2 (ja
JP2007514163A (ja
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Priority claimed from US10/734,717 external-priority patent/US7322254B2/en
Priority claimed from US10/852,642 external-priority patent/US20050130177A1/en
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Claims (6)

  1. 試料プロセッシングデバイス上のバルブ付きプロセスチャンバーであって、
    試料プロセッシングデバイスの対向する第1および第2の主側面の間に位置するプロセスチャンバー体積を含み、試料プロセッシングデバイス上の幅より大きい長さと長さに対して横断方向の幅とを含むプロセスチャンバー領域を占有するプロセスチャンバー;
    プロセスチャンバー領域内に位置し、プロセスチャンバー体積と試料プロセッシングデバイスの第2の主側面との間に位置し、バルブチャンバーとプロセスチャンバーとを分離するバルブセプタムによってプロセスチャンバーから隔離されて、そしてプロセスチャンバー体積の一部分がバルブセプタムと試料プロセッシングデバイスの第1の主側面との間に位置するバルブチャンバー;並びに
    プロセスチャンバー領域内に位置し、プロセスチャンバー体積中へおよび/または外へと指向する選択された電磁エネルギーに対して透過性である検出窓
    を備える、前記プロセスチャンバー。
  2. プロセスチャンバーから試料材料を選択的に除去する方法であって、
    プロセスチャンバー体積を含み、試料プロセッシングデバイス上の幅より大きい長さと長さに対して横断方向の幅とを含むプロセスチャンバー領域を占有するプロセスチャンバー;
    プロセスチャンバー領域内に位置し、バルブチャンバーとプロセスチャンバーとの間に位置するバルブセプタムによってプロセスチャンバーから隔離されたバルブチャンバー;および
    プロセスチャンバー領域内に位置し、選択された電磁エネルギーに対して透過性である検出窓
    を備える試料プロセッシングデバイスを提供する工程;
    プロセスチャンバー中で試料材料を提供する工程;
    検出窓を通してプロセスチャンバー中の試料材料の特性を検出する工程;
    試料材料の検出された特性に関係してプロセスチャンバーの長さに沿って選択された位置で、バルブセプタム中に開口を形成する工程;並びに
    バルブセプタム中に形成された開口を通してプロセスチャンバーからバルブチャンバー中へと試料材料の一部分のみを移動させる工程
    を含む、前記方法。
  3. プロセスチャンバーから試料材料を選択的に除去する方法であって、
    プロセスチャンバー体積を含み、試料プロセッシングデバイス上の幅より大きい長さと長さに対して横断方向の幅とを含むプロセスチャンバー領域を占有するプロセスチャンバー;
    プロセスチャンバー領域内に位置し、バルブチャンバーとプロセスチャンバーとの間に位置するバルブセプタムによってプロセスチャンバーから隔離されたバルブチャンバー;および
    プロセスチャンバー領域内に位置し、選択された電磁エネルギーに対して透過性である検出窓
    を備える試料プロセッシングデバイスを提供する工程;
    プロセスチャンバー中で試料材料を提供する工程;
    検出窓を通してプロセスチャンバー中の試料材料の特性を検出する工程;
    試料材料の検出された特性に関係してプロセスチャンバー領域内の選択された位置で、バルブセプタム中に開口を形成する工程;並びに
    試料プロセッシングデバイスを回転させることによって、バルブセプタム中に形成された開口を通してプロセスチャンバーからバルブチャンバー中へと試料材料の一部分のみを移動させる工程
    を含む、前記方法。
  4. 全血から核酸を単離する方法であって、
    装填チャンバーと可変性バルブ付きプロセスチャンバーとを備えるデバイスを提供する工程;
    装填チャンバー中で全血を配置する工程;
    全血をバルブ付きプロセスチャンバーへと転送する工程;
    バルブ付きプロセスチャンバー中で全血を遠心分離にかけて、血漿層と、赤血球層と、白血球を含む界面層とを形成する工程;
    白血球を含む界面層の少なくとも一部分を除去する工程;および
    分離された界面層中の白血球を溶解させ、そして場合によりその中の核を溶解させて、抑制物質および/または核酸を遊離させる工程
    を含む、前記方法。
  5. 全血から核酸を単離する方法であって、
    装填チャンバーと可変性バルブ付きプロセスチャンバーとを備えるデバイスを提供する工程;
    装填チャンバー中で全血を配置する工程;
    全血をバルブ付きプロセスチャンバーへと転送する工程;
    全血を密度勾配材料と接触させる工程;
    バルブ付きプロセスチャンバー中で全血および密度勾配材料を遠心分離にかけて、少なくとも一層が対象の細胞を含有する層を形成する工程;
    対象の細胞を含んでなる層の少なくとも一部分を除去する工程;並びに
    分離された対象の細胞を溶解させて核酸を遊離させる工程
    を含む、前記方法。
  6. 一種以上の病原体を含む全血から核酸を単離する方法であって、
    装填チャンバーと、可変性バルブ付きプロセスチャンバーと、病原体捕獲材料を含む分離チャンバーとを備えるデバイスを提供する工程;
    装填チャンバー中で全血を配置する工程;
    全血をバルブ付きプロセスチャンバーへと転送する工程;
    バルブ付きプロセスチャンバー中で全血を遠心分離にかけて、一種以上の病原体を含む血漿層と、赤血球層と、白血球を含む界面層とを形成する工程;
    一種以上の病原体を含む血漿層の少なくとも一部分を病原体捕獲材料を含む分離チャンバーへと転送する工程;
    病原体捕獲材料から一種以上の病原体の少なくとも一部分を分離する工程;および
    一種以上の病原体を溶解させて核酸を遊離させる工程
    を含む、前記方法。
JP2006543841A 2003-12-12 2004-11-18 可変性バルブ装置および方法 Active JP4673318B2 (ja)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/734,717 US7322254B2 (en) 2003-12-12 2003-12-12 Variable valve apparatus and methods
US53252303P 2003-12-24 2003-12-24
US10/852,642 US20050130177A1 (en) 2003-12-12 2004-05-24 Variable valve apparatus and methods
PCT/US2004/038924 WO2005061709A2 (en) 2003-12-12 2004-11-18 Variable valve apparatus and methods

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JP2007514163A5 true JP2007514163A5 (ja) 2007-11-29
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EP (1) EP1692283B1 (ja)
JP (2) JP4673318B2 (ja)
AU (1) AU2004303807A1 (ja)
CA (1) CA2549081A1 (ja)
WO (1) WO2005061709A2 (ja)

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