JP4559705B2 - 微量液体を混合するための混合方法、混合装置 - Google Patents
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Description
R.M.Moroney等著、「Appl. Phys. Letters 59」、1991、p.774− James B. Knigt 等著、「Physical Review Letter」、1998、p.3863−
1. 微量液体への力の作用の強さは表面波振幅の広い範囲に調整できる。
2. 例えば、異なる長さのパルスのような力のさまざまな推移を簡単に電子的に決めることができる。
3. 表面音波による固体表面の超音波処理は液体の流れた部分の自動洗浄をうながす。
4. 適切なソフトによる操作が簡単である。
Claims (34)
- 少なくとも1つの数ピコリットルから数ミリリットルの微量液体を混合する方法であって、
少なくとも1つの液体(53、73)を固体表面上に形成され、少なくとも1つの液体(53、73)と表面音波とを相互作用させる相互作用部分(23、43、103)に加え、
上記固体表面上の相互作用部分(23、43、103)の真下に配置されたインターデジタルトランスデューサーよりなる表面音波発生装置(25、45、105)から該固体表面に沿う少なくとも1つの表面音波を発生させて上記固体表面を変形させて上記少なくとも1つの液体(53、73)と相互作用させ、それを混合することを特徴とする微量液体の混合方法。 - 少なくとも1つの数ピコリットルから数ミリリットルの微量液体を混合する方法であって、
少なくとも1つの液体(53、73)を、真下に表面音波共振器(86)が配置された固体表面上に形成され、少なくとも1つの液体(53、73)と表面音波とを相互作用させる相互作用部分(83)に加え、
上記固体表面上の相互作用部分(83)の外方に配置されたインターデジタルトランスデューサーよりなる表面音波発生装置(85)から上記固体表面に沿う少なくとも1つの表面音波を放射させて上記表面音波共振器(86)で振幅を大きくして上記固体表面を変形させて上記少なくとも1つの液体(53、73)と相互作用させ、それを混合することを特徴とする微量液体の混合方法。 - 請求項1の微量液体の混合方法において、
少なくとも1つの液体を固体表面の凹み(23)に入れることを特徴とする微量液体の混合方法。 - 請求項2の微量液体の混合方法において、
少なくとも1つの液体(53、73)を周辺とは違った湿化特性を有し、液体が好んでそこに滞留する固体表面上の相互作用部分(83)に加えることを特徴とする微量液体の混合方法。 - 請求項1〜4のいずれか1つの微量液体の混合方法において、
表面音波が脈動することを特徴とする微量液体の混合方法。 - 請求項5の微量液体の混合方法において、
表面音波の脈動数を固体表面上の相互作用部分(23、43、83、103)における微量の液体(53、73)の固有振動数と共振するように選ぶことを特徴とする微量液体の混合方法。 - 請求項1〜6のいずれか1つの微量液体の混合方法において、
少なくとも1つの表面音波によって液体(53、73)を分散させることを特徴とする微量液体の混合方法。 - 請求項1〜7のいずれか1つの微量液体の混合方法において、
位相のずれ(ΔΦ)がその波長(λ)の複数倍と同じでなく、半波長に等しい少なくとも2つの表面音波を液体(53、73)に加えることを特徴とする微量液体の混合方法。 - 請求項1〜8のいずれか1つの微量液体の混合方法において、
少なくとも1つの表面音波が、バイオコンパチブルな被膜を有する表面音波発生装置で作られることを特徴とする微量液体の混合方法。 - 請求項9の微量液体の混合方法において、
上記バイオコンパチブルな被膜は、表面音波発生装置の絶縁被膜であることを特徴とする微量液体の混合方法。 - 請求項9又は10の微量液体の混合方法において、
上記バイオコンパチブルな被膜は、表面音波発生装置の高い誘電率の絶縁被膜であることを特徴とする微量液体の混合方法。 - 請求項1〜11のいずれか1つの微量液体の混合方法において、
液体は渦発生のための妨害物(104)のある部分に存在することを特徴とする微量液体の混合方法。 - 請求項1〜12のいずれか1つの微量液体の混合方法において、
いくつかの液体を混合のため相互作用部分(23、43、83、103)に加え少なくとも1つの表面音波を液体と相互作用させることを特徴とする微量液体の混合方法。 - 請求項1〜13のいずれか1つの微量液体の混合方法において、
溶解すべき材料を相互作用部分(23、43、83、103)に加え、液体と接触させ、表面音波の作用で液体で溶解させることを特徴とする微量液体の混合方法。 - 請求項1〜14のいずれか1つの微量液体の混合方法において、
少なくとも1つの液体(53、73)が追加加熱されることを特徴とする微量液体の混合方法。 - 少なくとも1つの数ピコリットルから数ミリリットルの微量液体を混合する装置であって、
固体表面と、該固体表面上に配置された少なくとも1つのインターデジタルトランスデューサーよりなる表面音波発生装置(25、45、105)と、少なくとも1つの液体(53、73)と表面音波とを相互作用させる相互作用部分(23、43、103)とを有し、
その相互作用部分は、上記少なくとも1つの表面音波発生装置の真上に配置され、表面音波発生装置稼動の際、発生した上記固体表面に沿う表面音波により該固体表面が変形されることにより、該相互作用部分に加えられた少なくとも1つの液体(53、73)を相互作用させて混合するように構成されていることを特徴とする混合装置。 - 少なくとも1つの数ピコリットルから数ミリリットルの微量液体を混合する装置であって、
固体表面と、該固体表面の外方に配置された少なくとも1つのインターデジタルトランスデューサーよりなる表面音波発生装置(85)と、上記固体表面上に形成され、少なくとも1つの液体(53、73)と表面音波とを相互作用させる相互作用部分(83)と、該相互作用部分(83)の真下に配置された表面音波共振器(86)とを有し、
上記相互作用部分は、上記表面音波共振器(86)の真上に配置され、表面音波発生装置稼動の際、該表面音波共振器(86)で振幅を大きくされた上記固体表面に沿う表面音波により該固体表面が変形されることにより、該相互作用部分に加えられた少なくとも1つの液体(53、73)を相互作用させて混合するように構成されていることを特徴とする混合装置。 - 請求項17の混合装置において、
相互作用部分(23)は凹みになっていて、
少なくとも1つの表面音波発生装置(25)は少なくとも部分的には凹みに配置されていることを特徴とする混合装置。 - 請求項16又は17の混合装置において、
相互作用部分が固体表面上に好んで滞留する部分(43、83、103)を含み、
上記滞留部分の湿化特性は周辺とは違って、液体が好んで滞留することを特徴とする混合装置。 - 請求項19の混合装置において、
少なくとも1つの表面音波発生装置(45)と液体が好んで滞留する滞留部分(43)とが少なくとも一部は重なることを特徴とする混合装置。 - 請求項19又は20の混合装置において、
液体が好んで滞留する滞留部分(43、83、103)がシラン化されていることを特徴とする混合装置。 - 請求項16〜21のいずれか1つの混合装置において、
相互作用部分(103)に妨害物(104)を有することを特徴とする混合装置。 - 請求項22の混合装置において、
妨害物(101)が腐食しない周辺に腐食した部分を含む、又はあまり腐食しない周辺に腐食した部分を含む、又は腐食した周辺に腐食しない部分を含む、又は腐食した周辺にあまり腐食しない部分を含むことを特徴とする混合装置。 - 請求項22の混合装置において、
妨害物(101)がその周辺とは違って被覆されている部分を含むことを特徴とする混合装置。 - 請求項22の混合装置において、
妨害物が相互作用部分(103)のぎざぎざ部(104)によって形成されることを特徴とする混合装置。 - 請求項16〜25のいずれか1つの混合装置において、
表面音波発生装置(25、45)上にバイオコンパチブルな被膜(33、43)を有することを特徴合装置。 - 請求項26の混合装置において、
被膜(33、43)がその周辺と異なる湿化特性を有し、液体は好んでそこに滞留することをとする混合装置。 - 請求項17の混合装置において、
共振器(86)が周期的に配置された金属被膜を含み、その間隔はインターデジタルトランスデューサー(85)の電極指先間の距離に相当することを特徴とする混合装置。 - 請求項28の混合装置において、
共振器に被膜を有することを特徴とする混合装置。 - 請求項16〜29のいずれか1つの混合装置において、
少なくとも1つの表面音波発生装置に被膜を有することを特徴とする混合装置。 - 請求項29又は30のいずれか1つの混合装置において、
被膜は絶縁性であることを特徴とする混合装置。 - 請求項29又は30の混合装置において、
被膜は高い誘電率を有することを特徴とする混合装置。 - 請求項30〜32のいずれか1つの混合装置において、
被膜の厚みは、少なくとも1つの表面音波発生装置により作られた表面音波の波長より小さいか、ほぼ同じであることを特徴とする混合装置。 - 請求項16〜33のいずれか1つの混合装置において、
相互作用部分(23、43、83、103)に加熱された部分を有することを特徴とする混合装置。
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| PCT/EP2002/003257 WO2002081070A1 (de) | 2001-04-09 | 2002-03-22 | Mischvorrichtung und mischverfahren für die durchmischung kleiner flüssigkeitsmengen |
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| JP (1) | JP4559705B2 (ja) |
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| DE (2) | DE10117772C2 (ja) |
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- 2002-03-22 EP EP02716842A patent/EP1377364B1/de not_active Expired - Lifetime
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- 2002-03-22 WO PCT/EP2002/003257 patent/WO2002081070A1/de not_active Ceased
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Also Published As
| Publication number | Publication date |
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| AU2002253175A8 (en) | 2002-10-21 |
| DE10117772C2 (de) | 2003-04-03 |
| WO2002081070A1 (de) | 2002-10-17 |
| EP1377364A1 (de) | 2004-01-07 |
| WO2002082053A2 (de) | 2002-10-17 |
| JP2004534633A (ja) | 2004-11-18 |
| US20040115097A1 (en) | 2004-06-17 |
| ATE466652T1 (de) | 2010-05-15 |
| WO2002082053A3 (de) | 2003-04-03 |
| US20120028293A1 (en) | 2012-02-02 |
| ES2342457T3 (es) | 2010-07-07 |
| US8323985B2 (en) | 2012-12-04 |
| DE10117772A1 (de) | 2002-10-17 |
| EP1377364B1 (de) | 2010-05-05 |
| AU2002253175A1 (en) | 2002-10-21 |
| DE50214412D1 (de) | 2010-06-17 |
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