KR101683066B1 - 미소 입자 분취를 위한 장치 및 마이크로칩 - Google Patents
미소 입자 분취를 위한 장치 및 마이크로칩 Download PDFInfo
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Abstract
[해결 수단] 미소 입자를 포함하는 액체가 통류{通流}되는 유로(11)와, 유로(11)를 통류하는 액체를 칩 밖의 공간으로 배출하는 오리피스(12)가 배설{配設}된 마이크로칩(1)과, 오리피스(12)에서 액체를 액체방울화{液滴化}해서 토출{吐出; discharge}하기 위한 진동 소자(2)와, 토출되는 액체방울 D에 전하를 부여하기 위한 하전{荷電} 수단과, 유로(11)를 통류하는 미소 입자의 광학 특성을 검출하는 광학 검출 수단(3)과, 토출된 액체방울 D의 이동 방향을 따라{沿}, 이동하는 액체방울 D를 사이에 두고{挾} 대향해서 배설된 쌍전극{對電極; paired electrodes}(4, 4)과, 쌍전극(4, 4) 사이를 통과한 액체방울 D를 회수하는 2이상의 용기를 구비{備}하는 미소 입자 분취 장치 A를 제공한다.
Description
[도 2] 미소 입자 분취 장치 A의 개략 구성을 모식적으로 도시하는 도면이다.
[도 3] 마이크로칩(1)과 진동 소자(2)의 개략 구성을 도시하는 도면이다.
[도 4] 미소관(16) 배설 부위 및 좁힘부{絞入部; limiter portion; 점점 축소되어 가는 부분}(17) 근방의 유로(11)의 구조와, 통류하는 샘플액 층류 및 시스액 층류의 모습{樣子}을 설명하는 단면{斷面} 모식도이다.
[도 5] 승압부(13) 및 오리피스(12) 근방의 유로(11)의 구조와, 통류하는 샘플액 층류 및 시스액 층류의 모습을 설명하는 단면도 모식도이다.
[도 6] 오리피스(12)로부터 액체방울화되어 토출되는 샘플액 및 시스액을 모식적으로 도시하는 도면이다.
[도 7] 유로(11)의 폭 및 깊이를 설명하는 단면 모식도이다. 도 7의 (a)는 미소관(16)의 개구 위치, 도 8의 (b)는 광 조사부(33), 도 7의 (c)는 오리피스(12) 부위에서의 유로(11)의 단면을 도시한다.
[도 8] 유로(11)의 폭 및 깊이에 대해서 다른 매우 바람직한 실시형태를 설명하는 도면이다.
[도 9] 미소 입자 분취 장치 A에 의한 미소 입자의 분취를 모식적으로 도시하는 도면이다.
[도 10] 본 발명에 관계된 카트리지의 제1 실시형태를 설명하는 도면이다.
[도 11] 본 발명에 관계된 카트리지의 제2 실시형태를 설명하는 도면이다.
[도 12] 본 발명에 관계된 카트리지의 제3 실시형태를 설명하는 도면이다.
[도 13] 본 발명에 관계된 카트리지의 제4 실시형태를 설명하는 도면이다.
Claims (16)
- 미소 입자를 포함하는 액체가 통류{通流}되는 유로와, 이 유로를 통류하는 액체를 칩 밖의 공간으로 배출하는 오리피스가 배설{配設}된 마이크로칩과,
오리피스에서 액체를 액체방울화{液滴化}해서 토출{吐出; discharge}하기 위한 진동 소자와,
토출되는 액체방울에 전하를 부여하기 위한 하전{荷電} 수단과,
오리피스보다도 송액{送液} 방향 상류에서 유로를 통류하는 미소 입자의 광학 특성을 검출하는 광학 검출 수단과,
칩 밖의 공간으로 토출된 액체방울의 이동 방향을 따라{沿}, 이동하는 액체방울을 사이에 두고{挾} 대향해서 배설된 쌍전극{對電極; paired electrodes}과,
쌍전극 사이를 통과한 액체방울을 회수하는 2이상의 용기를 구비{備}하고,
상기 마이크로칩은, 오리피스 부위의 유로 폭 및 유로 깊이가, 광학 검출 수단에 의한 미소 입자의 광학 특성 검출이 행해지는 부위의 유로 폭 및 유로 깊이보다도 작게 형성됨과 동시에,
상기 광학 특성 검출이 행해지는 부위와 상기 오리피스 부위 사이는,
상기 유로의 상기 송액 방향에 대한 수직 단면의 면적이 유로 상류로부터 하류로 점차 작아지도록 형성되어 있고,
상기 오리피스로부터 토출된 상기 액체방울은 상기 용기의 어느 것인가 하나에 회수되는,
미소 입자 분취{分取} 장치. - 제1항에 있어서, 상기 유로의 상기 광학 특성 검출이 행해지는 부위와 상기 오리피스 부위 사이에, 유로 측벽, 유로 저면 및 유로 상면의 모두가 경사면으로 된 승압부가 형성된 미소 입자 분취 장치.
- 제2항에 있어서,
상기 승압부에서 상기 액체의 층류 폭이 등방적으로 축소되는 미소 입자 분취 장치. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 유로의 상기 광학 특성 검출이 행해지는 부위보다도 송액 방향 상류에, 유로 측벽, 유로 저면 및 유로 상면의 모두가 경사면으로 된 좁힘부가 형성된 미소 입자 분취 장치. - 제1항 또는 제2항에 있어서,
광학 검출 수단에 의한 미소 입자의 광학 특성 검출이 행해지는 부위보다도 송액 방향 상류에서, 유로를 통류하는 액체 T의 층류중에, 미소 입자를 포함하는 다른{他} 액체 S의 층류를 도입{導入}하는 미소관을 구비하는 미소 입자 분취 장치. - 제3항에 있어서,
전압을 인가가능한 금속에 의해 형성한 미소관을 하전 수단으로서 구성한 미소 입자 분취 장치. - 제1항 또는 제3항 중 어느 한 항에 있어서,
마이크로칩의 적어도 오리피스 부분과, 오리피스로부터 칩 밖으로 토출된 액체방울이 이동하는 공간이, 광학 검출 수단으로부터의 광에 대해서 광 투과성을 가지는 카트리지 내측공동{內空; cavity}에 구성되어 있는 미소 입자 분취 장치. - 제7항에 있어서,
카트리지 내측공동이 밀폐가능하게 구성되어 있는 미소 입자 분취 장치. - 미소 입자의 분취를 위해서 이용되는 마이크로칩으로서,
미소입자를 포함하는 액체가 통류되는 유로와, 이 유로를 통류하는 액체를 칩 밖의 공간으로 배출하는 오리피스가 배설되고,
유로의 소정 부위가, 통류하는 미소 입자의 광학 특성을 검출하기 위한 광학 검출 수단으로부터의 광이 조사되는 광 조사부로서 구성되고,
오리피스 부위의 유로 폭 및 유로 깊이가, 광 조사부의 유로 폭 및 유로 깊이보다도 작게 형성됨과 동시에,
상기 광 조사부와 상기 오리피스 부위 사이는, 상기 유로의 송액 방향에 대한 수직 단면의 면적이 유로 상류로부터 하류로 점차 작아지도록 형성되어 있는 마이크로칩. - 제9항에 있어서,
상기 유로의 상기 광 조사부와 상기 오리피스 부위 사이에, 유로 측벽, 유로 저면 및 유로 상면의 모두가 경사면으로 된 승압부가 형성되어 있는 마이크로칩. - 제10항에 있어서, 상기 승압부에서 상기 액체의 층류 폭이 등방적으로 축소되는 마이크로칩.
- 제9항 내지 제11항 중 어느 한 항에 있어서,
상기 유로의 상기 광 조사부보다도 송액 방향 상류에, 유로 측벽, 유로 저면 및 유로 상면의 모두가 경사면으로 된 좁힘부가 형성된 마이크로칩. - 제9항 내지 제11항 중 어느 한 항에 있어서,
오리피스에서 액체를 액체방울화해서 토출시키기 위한 진동 소자를 구비하는 마이크로칩. - 제9항 내지 제11항 중 어느 한 항에 있어서,
상기 광 조사부보다도 송액 방향 상류에, 유로를 통류하는 액체 T의 층류중에, 미소 입자를 포함하는 다른 액체 S의 층류를 도입하는 미소관이 배설되어 있고, 그 미소관이, 전압을 인가가능한 금속에 의해 형성되어 있는 마이크로칩. - 제9항 내지 제11항 중 어느 한 항에 따른 마이크로칩의 적어도 오리피스 부분과, 오리피스로부터 칩 밖으로 토출된 액체방울이 이동하는 공간이, 내측공동{內空; cavity}에 구성되고, 광학 검출 수단으로부터의 광을 광 조사부에 투과시키는 광 투과성을 가지는 카트리지.
- 제15항에 있어서,
내측공동이 밀폐가능하게 구성되어 있는 카트리지.
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| DE202005008763U1 (de) | 2005-06-02 | 2006-10-19 | Universität Duisburg-Essen | Vorrichtung zum Sortieren von Mikropartikeln, insbesondere biogefährdender und zu schützender Stoffe |
| JP4756948B2 (ja) * | 2005-08-08 | 2011-08-24 | ベイバイオサイエンス株式会社 | フローサイトメータおよびフローサイトメトリ方法 |
| US7569789B2 (en) * | 2006-03-16 | 2009-08-04 | Visiongate, Inc. | Cantilevered coaxial flow injector apparatus and method for sorting particles |
| US8266951B2 (en) * | 2007-12-19 | 2012-09-18 | Los Alamos National Security, Llc | Particle analysis in an acoustic cytometer |
| JP5487638B2 (ja) * | 2009-02-17 | 2014-05-07 | ソニー株式会社 | 微小粒子分取のための装置及びマイクロチップ |
| US8563325B1 (en) * | 2009-09-29 | 2013-10-22 | Sandia Corporation | Coaxial microreactor for particle synthesis |
-
2009
- 2009-02-17 JP JP2009034337A patent/JP5487638B2/ja active Active
-
2010
- 2010-02-09 KR KR1020117017295A patent/KR101683066B1/ko not_active Expired - Fee Related
- 2010-02-09 CN CN2010800073661A patent/CN102317755A/zh active Pending
- 2010-02-09 US US13/147,517 patent/US8795500B2/en active Active
- 2010-02-09 EP EP20100743521 patent/EP2400286B1/en active Active
- 2010-02-09 WO PCT/JP2010/000775 patent/WO2010095391A1/ja not_active Ceased
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2014
- 2014-07-02 US US14/322,084 patent/US9207160B2/en active Active
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2015
- 2015-12-02 US US14/957,072 patent/US9588036B2/en not_active Ceased
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2019
- 2019-03-05 US US16/293,189 patent/USRE48827E1/en active Active
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2021
- 2021-11-12 US US17/514,186 patent/USRE50088E1/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2575149B2 (ja) | 1987-09-30 | 1997-01-22 | キヤノン株式会社 | 粒子解析装置 |
| JP2005513476A (ja) * | 2001-12-12 | 2005-05-12 | プロイミュン リミテッド | 液状懸濁液または溶液中の分析物測定機器とその方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110129855A (ko) | 2011-12-02 |
| US8795500B2 (en) | 2014-08-05 |
| JP5487638B2 (ja) | 2014-05-07 |
| US9207160B2 (en) | 2015-12-08 |
| US20110284378A1 (en) | 2011-11-24 |
| EP2400286B1 (en) | 2013-10-16 |
| EP2400286A4 (en) | 2012-07-18 |
| US20160084748A1 (en) | 2016-03-24 |
| US20140346047A1 (en) | 2014-11-27 |
| US9588036B2 (en) | 2017-03-07 |
| USRE50088E1 (en) | 2024-08-20 |
| WO2010095391A1 (ja) | 2010-08-26 |
| EP2400286A1 (en) | 2011-12-28 |
| CN102317755A (zh) | 2012-01-11 |
| JP2010190680A (ja) | 2010-09-02 |
| USRE48827E1 (en) | 2021-11-23 |
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