JP4141494B2 - マイクロ分析測定装置及びそれを用いたマイクロ分析測定方法 - Google Patents
マイクロ分析測定装置及びそれを用いたマイクロ分析測定方法 Download PDFInfo
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Description
本発明によれば、製造が容易であり、少量の検体で多数の分析測定ができる、特に、多数の濃度の異なる検体や異なるアナライトを同時並行的に容易に分析測定しうるマイクロ分析測定方法を提供することができる。
1a…基板
1b…基板
2…第2の基板
2a…基板
2b…基板
3…第3の基板
4…第1の微細流路
5…第2の微細流路
6…第3の微細流路
7…廃液用微細流路
8、9…パッシブバルブ
10…チャンバー
11…検出部
12…混合流路
まず、パッシブバルブの原理を図面を参照して説明する。図10〜12はパッシブバルブの原理を説明するための概念的説明図である。
流路Cと流路Dとの間には、流路Eと流路Fとが配置されている。流路Eは流路Cに接続されている。流路Eの先端部と流路Dとは流路Fによって接続されている。
上記第1の実施形態では、アナライトと特異的に結合する認識分子を含む試薬を用いたマイクロ分析測定方法について説明したが、アナライトと特異的に結合する認識分子を含む試薬に替えてアナライトと特異的に反応して発色または発光する試薬を用いてもよい。この場合、検出部11では、上記試薬の発色または発光を検出する。
上記第1の実施形態のアナライトと特異的に結合する認識分子を含む試薬に替えてアナライトと特異的に反応して凝集する物質を含む試薬を用いてもよい。この場合、検出部11は、混合液の濁度を検出する。
図13は第4の実施形態に係るマイクロ分析測定装置における基板1aの平面図である。本第4の実施形態に係るマイクロ分析測定装置は、ストップバルブ20a、20b、20c、20dと、試薬溜め21a、21b、21c、21dと、ガス湧出源としてのポンプ22a、22b、22c、22dとを有する点で上記第1の実施形態に係るマイクロ分析測定装置とは異なる。具体的には、本実施形態では、各第1の微細流路用貫通孔41,42,43,44の図13において上側に位置する下流側端部には、ストップバルブ20a、20b、20c、20dが設けられている。一方、各第1の微細流路用貫通孔41,42,43,44の図13において下側に位置する上流側端部は、試薬溜め21a、21b、21c、21dを介して、ポンプ22a、22b、22c、22dが接続されている。
Claims (13)
- それぞれ廃液用微細流路と連通している、m行、n列の検出部、各検出部に混合流路を介して連通しているm行、n列のチャンバー、各行毎のチャンバーにパッシブバルブを介して連通しているn本の第1の微細流路、各列毎のチャンバーにパッシブバルブを介して連通しているm本の第2の微細流路並びに各チャンバーに連通し、ガス及び/又は洗浄液を供給するための第3の微細流路からなることを特徴とするマイクロ分析測定装置。
- 第1の微細流路、第2の微細流路及び第3の微細流路がガス湧出源に接続されていることを特徴とする請求項1に記載のマイクロ分析測定装置。
- n本の第1の微細流路がそれぞれ独立していることを特徴とする請求項1又は2に記載のマイクロ分析測定装置。
- m本の第2の微細流路がそれぞれ独立していることを特徴とする請求項1〜3のいずれか1項に記載のマイクロ分析測定装置。
- チャンバー及び検出部の容積が、ピコリットル〜マイクロリットルオーダーの大きさであり、チャンバーの容積が検出部の容積と同一又は検出部の容積より大きいことを特徴とする請求項1〜4のいずれか1項に記載のマイクロ分析測定装置。
- 第1の基板の一面に混合流路用凹部、チャンバー用凹部、第1の微細流路用凹部、第1の微細流路用凹部とチャンバー用凹部に連通しているパッシブバルブ用凹部及び第3の微細流路用凹部が形成され、第2の基板の一面に第2の微細流路用凹部、第2の微細流路用凹部に連通しているパッシブバルブ用凹部及び廃液用微細流路用凹部が形成され、第3の基板に検出部用貫通孔及び第2の微細流路に連通しているパッシブバルブとチャンバー用凹部とを連通する貫通孔が形成されており、第1の基板の一面と第2の基板の一面の間に第3の基板を積層することにより検出部、チャンバー、パッシブバルブ、第1の微細流路、第2の微細流路、第3の微細流路及び廃液用微細流路が形成されていることを特徴とする請求項1〜5のいずれか1項に記載のマイクロ分析測定装置。
- 第2の基板又は第2の基板の検出部に対応する部分が透明であることを特徴とする請求項6に記載のマイクロ分析測定装置。
- 第1の基板の検出部に対応する表面に、アナライトと同等の標準物質が固定されていることを特徴とする請求項6又は7に記載のマイクロ分析測定装置。
- 請求項1〜8のいずれか1項に記載のマイクロ分析測定装置の第1の微細流路及び第2の微細流路にそれぞれアナライトを含む検体及びアナライトと特異的に結合する認識分子を含む試薬を供給し、パッシブバルブで秤取してチャンバーに送り混合液とし、チャンバー及び混合流路で混合反応させ、次いで混合液を検出部に送り、混合液中の未反応の認識分子を検出部に固定されている標準物質と結合させて、検出部を洗浄した後、標準物質と結合した認識分子を蛍光、光散乱または吸光をもたらす光学標識により光学的に測定することを特徴とするマイクロ分析測定方法。
- 請求項1〜8のいずれか1項に記載のマイクロ分析測定装置の第1の微細流路及び第2の微細流路にそれぞれアナライトを含む検体及びアナライトと特異的に結合する認識分子を含む試薬を供給し、パッシブバルブで秤取してチャンバーに送り混合液とし、チャンバー及び混合流路で混合反応させ、次いで混合液を検出部に送り、混合液中の未反応の認識分子を検出部に固定されている標準物質と結合させて、検出部を洗浄した後、標準物質と結合した認識分子を電気化学的に測定することを特徴とするマイクロ分析測定方法。
- 請求項1〜7のいずれか1項に記載のマイクロ分析測定装置の第1の微細流路及び第2の微細流路にそれぞれアナライトを含む検体及びアナライトと特異的に反応して発色または発光する試薬を供給し、パッシブバルブで秤取してチャンバーに送り混合液とし、チャンバー及び混合流路で混合反応させ、検出部で混合液の発色または発光を測定することを特徴とするマイクロ分析測定方法。
- 請求項1〜7のいずれか1項に記載のマイクロ分析測定装置の第1の微細流路及び第2の微細流路にそれぞれアナライトを含む検体及びアナライトと特異的に反応して凝集する試薬を供給し、パッシブバルブで秤取してチャンバーに送り混合液とし、チャンバー及び混合流路で混合反応させ、検出部で混合液の濁度を測定することを特徴とするマイクロ分析測定方法。
- 請求項1〜7のいずれか1項に記載のマイクロ分析測定装置の第1の微細流路及び第2の微細流路にそれぞれアナライトを含む検体及びアナライトと特異的に結合する認識分子を含む試薬を供給し、パッシブバルブで秤取してチャンバーに送り混合溶液とし、チャンバー内に固定された別のアナライト認識分子と、アナライトと、試薬由来の認識分子とをサンドイッチ状に接合させ、続いて、第3の微細流路から認識分子の標識酵素により消化される物質の溶液を導入してチャンバー内の混合溶液を置換し、標識酵素により消化された生成物を検出部へ導いて検出部においてトラップし、標識酵素により消化された生成物の濃度を検出部で測定することで間接的に検体中のアナライト濃度を求めることを特徴とするマイクロ分析測定方法。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006284566 | 2006-10-19 | ||
| JP2006284566 | 2006-10-19 | ||
| PCT/JP2007/070365 WO2008047875A1 (en) | 2006-10-19 | 2007-10-18 | Microanalysis measuring apparatus and microanalysis measuring method using the same |
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| Publication Number | Publication Date |
|---|---|
| JP4141494B2 true JP4141494B2 (ja) | 2008-08-27 |
| JPWO2008047875A1 JPWO2008047875A1 (ja) | 2010-02-25 |
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| EP (1) | EP2075584B1 (ja) |
| JP (1) | JP4141494B2 (ja) |
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| CN (1) | CN101523222B (ja) |
| AT (1) | ATE553387T1 (ja) |
| WO (1) | WO2008047875A1 (ja) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4722977B2 (ja) * | 2008-08-27 | 2011-07-13 | シャープ株式会社 | 検出器具、分析装置、検出方法および検出器具の制御方法 |
| CN105351166B (zh) * | 2010-09-14 | 2017-12-15 | 彭兴跃 | 一种微流路芯片系列微器件的结构 |
| KR20120063162A (ko) | 2010-12-07 | 2012-06-15 | 삼성전자주식회사 | 유전자 분석 장치 및 이를 이용한 유전자 분석 방법 |
| US20150175948A1 (en) * | 2012-03-02 | 2015-06-25 | Kazuki Yamamoto | Nucleic acid amplification reactor |
| US9506934B2 (en) * | 2013-04-29 | 2016-11-29 | Honeywell International Inc. | Polymer test cartridge mixer for cell lysis |
| CN103285451A (zh) * | 2013-05-27 | 2013-09-11 | 苏州扬清芯片科技有限公司 | 一种输液芯片及其制备方法 |
| JP6253547B2 (ja) * | 2014-08-25 | 2017-12-27 | 株式会社日立製作所 | 送液デバイスおよび送液デバイスを用いた化学分析装置 |
| US10816559B2 (en) | 2014-09-29 | 2020-10-27 | Ca Casyso Ag | Blood testing system and method |
| CN105115911B (zh) * | 2015-09-18 | 2018-02-09 | 清华大学 | 一种水质检测方法及其专用微流控芯片 |
| EP4279920A3 (en) * | 2015-12-03 | 2024-02-28 | C A Casyso GmbH | Blood testing system and method |
| CN108072766A (zh) * | 2016-11-17 | 2018-05-25 | 台达电子工业股份有限公司 | 流体取样系统 |
| WO2019108831A2 (en) * | 2017-12-01 | 2019-06-06 | Mks Instruments | Multi-sensor gas sampling detection system for radical gases and short-lived molecules and method of use |
| CN109825431A (zh) * | 2019-03-18 | 2019-05-31 | 中国人民解放军军事科学院军事医学研究院 | 寡核苷酸原位组装仪 |
| JP7536518B2 (ja) * | 2020-06-10 | 2024-08-20 | 京セラ株式会社 | 反応容器および生化学分析装置 |
| CN111812085A (zh) * | 2020-07-27 | 2020-10-23 | 重庆大学 | 一种发酵黄水检测装置 |
| EP4220185A4 (en) * | 2020-09-28 | 2024-10-23 | Sekisui Chemical Co., Ltd. | Inspection chip |
| KR102388430B1 (ko) * | 2021-11-02 | 2022-04-21 | 엔비스아나(주) | 미세분석용 매니폴드 밸브 어셈블리 |
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|---|---|---|---|---|
| DE69533554T2 (de) * | 1994-11-10 | 2005-01-27 | Orchid Biosciences, Inc. | Flüssigkeitsverteilungssystem |
| US6117396A (en) * | 1998-02-18 | 2000-09-12 | Orchid Biocomputer, Inc. | Device for delivering defined volumes |
| JP4733331B2 (ja) * | 2000-03-14 | 2011-07-27 | マイクロニックス、インコーポレーテッド | マイクロ流動体分析用デバイス |
| US6653625B2 (en) | 2001-03-19 | 2003-11-25 | Gyros Ab | Microfluidic system (MS) |
| WO2002074438A2 (en) | 2001-03-19 | 2002-09-26 | Gyros Ab | Structural units that define fluidic functions |
| US7429354B2 (en) | 2001-03-19 | 2008-09-30 | Gyros Patent Ab | Structural units that define fluidic functions |
| US6717136B2 (en) | 2001-03-19 | 2004-04-06 | Gyros Ab | Microfludic system (EDI) |
| WO2003048295A1 (en) * | 2001-11-30 | 2003-06-12 | Fluidigm Corporation | Microfluidic device and methods of using same |
| US20040109793A1 (en) * | 2002-02-07 | 2004-06-10 | Mcneely Michael R | Three-dimensional microfluidics incorporating passive fluid control structures |
| DE10302721A1 (de) | 2003-01-23 | 2004-08-05 | Steag Microparts Gmbh | Mikrofluidische Anordnung zum Dosieren von Flüssigkeiten |
| JP2005046121A (ja) * | 2003-07-31 | 2005-02-24 | Japan Science & Technology Agency | オンチップバイオアッセイ方法及びキット |
| JP2005134372A (ja) * | 2003-10-06 | 2005-05-26 | Matsushita Electric Ind Co Ltd | 被検物質測定装置 |
| JP4436109B2 (ja) * | 2003-11-07 | 2010-03-24 | 積水化学工業株式会社 | 光学的測定装置及びそれを用いた特異的結合物の光学的測定方法 |
| US7432106B2 (en) * | 2004-03-24 | 2008-10-07 | Applied Biosystems Inc. | Liquid processing device including gas trap, and system and method |
-
2007
- 2007-10-18 WO PCT/JP2007/070365 patent/WO2008047875A1/ja not_active Ceased
- 2007-10-18 JP JP2008503881A patent/JP4141494B2/ja not_active Expired - Fee Related
- 2007-10-18 KR KR1020097007864A patent/KR101162817B1/ko not_active Expired - Fee Related
- 2007-10-18 AT AT07830099T patent/ATE553387T1/de active
- 2007-10-18 EP EP07830099A patent/EP2075584B1/en not_active Not-in-force
- 2007-10-18 US US12/445,942 patent/US8058072B2/en not_active Expired - Fee Related
- 2007-10-18 CN CN2007800384438A patent/CN101523222B/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| WO2008047875A1 (en) | 2008-04-24 |
| EP2075584B1 (en) | 2012-04-11 |
| ATE553387T1 (de) | 2012-04-15 |
| US20100317538A1 (en) | 2010-12-16 |
| EP2075584A4 (en) | 2011-04-06 |
| CN101523222A (zh) | 2009-09-02 |
| EP2075584A1 (en) | 2009-07-01 |
| JPWO2008047875A1 (ja) | 2010-02-25 |
| US8058072B2 (en) | 2011-11-15 |
| KR101162817B1 (ko) | 2012-07-05 |
| KR20090067183A (ko) | 2009-06-24 |
| CN101523222B (zh) | 2012-09-19 |
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