EP1123160B1 - Vorrichtung zur durchführung biochemischer und mikrobiologischer reaktionen - Google Patents
Vorrichtung zur durchführung biochemischer und mikrobiologischer reaktionen Download PDFInfo
- Publication number
- EP1123160B1 EP1123160B1 EP99957915A EP99957915A EP1123160B1 EP 1123160 B1 EP1123160 B1 EP 1123160B1 EP 99957915 A EP99957915 A EP 99957915A EP 99957915 A EP99957915 A EP 99957915A EP 1123160 B1 EP1123160 B1 EP 1123160B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- previous
- cover
- reaction vessel
- tube
- molecule
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/508—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above
- B01L3/5085—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above for multiple samples, e.g. microtitration plates
- B01L3/50853—Containers for the purpose of retaining a material to be analysed, e.g. test tubes rigid containers not provided for above for multiple samples, e.g. microtitration plates with covers or lids
Definitions
- the invention relates to a device for performing biochemical and microbiological reactions according to the generic term of claim 1.
- Such a device is known from WO 93/20240.
- a 96-well Use microtiter plate After filling the Wells of the microtiter plate with the reaction solution these covered with a film. The slide is during the Perform the PCR with a heated lid against the Microtiter plate pressed.
- the known method is relative time consuming because of relatively large amounts of reaction solution at the same time an exactly observable temperature treatment have to undergo.
- thermal cycler is known from US Pat. No. 5,455,175, with which a plurality of liquid biological samples to perform the PCR recurring a given Temperature profile can be exposed.
- a small volume of biological samples in one thin-walled glass capillary added. Every sample has to do this individually filled into the capillary and then sealed become. Sample preparation is time consuming.
- DE-A1-OS 44 12 286 describes a system for contamination-free Processing of reaction processes known.
- the system includes reaction vessels, individual closures for the reaction vessels and a device for automatically opening the individual closures. When closed, the lid jumps into the space surrounded by the reaction vessel. This allows an intervention of the device and thus an automatic Opening the individual locks.
- US-A-4,599,314 discloses a carrier in which a plurality of reaction vessels can be used.
- the to lock the Reaction vessels provided can be closed by means of a Adhesive tape plate together from the reaction vessels be lifted off. The time required to complete the This does not significantly reduce reactions.
- the object of the present invention is to overcome the disadvantages to eliminate the state of the art.
- a alternative device can be specified with the low Time spent doing a variety of biochemical or microbiological reactions can be carried out.
- the closure means at least in the area of the coating from one electrically conductive plastic is made. So that is it is possible e.g. B. to create a potential above the sample solution and charged molecules to be detected contained in the sample thereby moving in the direction of the coating. It is but it is also possible to bind or add evidence Molecules attached to the molecule of the coating using voltametric Evidence of methods.
- the bindability of the The molecule to be detected exists when using a Nucleic acid probe in a hybridization with a Nucleic acid probe complementary nucleic acid.
- a peptide or protein as a molecule may change an antigen / antibody bond with the molecule to be detected form.
- the molecule has the property of being specific bind the molecule to be detected.
- the device according to the invention enables a particularly rapid and efficient implementation of microbiological reactions. Since the lid is in the one enclosed by the reaction vessel Projecting space, only small sample volumes needed. A molecule to be detected, if any, contained therein can quickly and efficiently e.g. amplified by PCR become.
- the lid can be made of a preferably transparent plastic, become. Such a Lid is inexpensive. It can be designed as a single-use item his.
- the device for pressing can be used to shape the cavity have corresponding projection. So it becomes simple Way tight sealing of the cavity is achieved.
- the device for pressing a holding device for the lid (s) on So an automated placement of the lid (s) can be achieved.
- the receiving device can expediently for frictional Inclusion of a separate cover as a tube or Rod be trained. But it can also be that in the Set up a device near the free end of the pipe or rod is provided for releasable attachment of the lid. there can be a radially projecting U-profile act, one leg connected to the tube and whose other leg is shorter than one leg is.
- a radially projecting U-profile act one leg connected to the tube and whose other leg is shorter than one leg is.
- Such a facility allows simple Way the inclusion of a lid. This is convenient an outwardly projecting edge provided on the lid corresponding to the U-profile.
- the edge and that corresponding U-profiles advantageously extend over two circumferential sections of approximately 90 °.
- the receiving element can be rotated by about 90 °. By such Rotational movement can be done using the design described above of the edge and the corresponding U-profile a simple inclusion of the lid can be achieved.
- Each receiving element can also be axially movable. The enables a separate pressing and pulling of certain Cover.
- the receiving element coaxially surrounding and movable relative to the receiving element Ejector element may be provided. That enables one Discard e.g. frictionally held on the receiving element Lids.
- the lids can not only be frictionally engaged, but also by means of a detachable snap connection on the Receiving device are held. This can be done on the outer circumference a receiving device designed as a rod or tube a radially circumferential bead can be provided, which with a corresponding groove cooperates on the inner wall of the lid.
- the projection, the tube or rod for introducing optical fibers Light in or for the observation of formed in the cavity Has light.
- the optical fibers can with a Light source and / or a device for the detection of Fluorescence. This enables a special fast and efficient process management.
- reaction vessels are part of a microtiter plate.
- Reaction vessels designed in this way can be carried out for example in conventional thermal cyclers the PCR can be used.
- the reaction vessels can contain a plurality of lids a cover plate. That makes closing easier and opening.
- the electrical conductive plastic made of an electrically conductive Polycarbonate is made.
- Such an electrically conductive Polycarbonate can be added, for example, by adding graphite or graphite fibers are produced. But it can also intrinsically conductive plastics, such as polyaneline or Polyacetylene can be used. The electrically conductive area can be contacted.
- a closure a separate cover 12 is provided for each cavity 3.
- a nucleic acid probe 14 On the underside of the lid opposite the cavity 3 13 is a nucleic acid probe 14.
- the lid 12 is received on a receiving element designed as a tube 15.
- a circumferential bead 16 provided on the tube 15 engages into an annular groove 17 on an inner wall of the cover 12.
- in the Tube 15 accommodates the first optical fiber 7.
- the pipe 15 is coaxially surrounded by another tube 18.
- the further Tube 18 is axially movable.
- One end of a second Optical fiber 9 is located in a bottom surface of the Recess.
- a reaction solution taken up in the cavities 3 is included R denotes. 2 shows the closed state.
- the underside of the lid 13 is in contact with the reaction solution R.
- the lid is in the reaction vessel shown in FIGS. 3 and 4 12 in turn is essentially cylindrical and provided with a nucleic acid probe on the underside of the lid 13.
- the cover has two radial radial segments Edge projections 19, at one end of which one axially extending stop 20 is molded. At the end of the pipe 15 are two U-profiles 21 encircling in sections for engagement provided in the edge projections 19.
- the cover 12 is made in sections from one electrically conductive plastic.
- the conductive Areas B1, B2 are designed in the form of pipe sections, the one transparent between the end of the first Optical fiber and the nucleic acid probe 14 located area surrounded by a jacket.
- the electrically conductive first Area B1 is at the end of one worked into the tube 15 first line 22 with a contact (not shown here) Mistake. The contact becomes when the cover is put on 12 on the pipe 15 against the first electrically conductive Area B1 pressed.
- the same is also in the bottom of the cavity 3 of the microtiter plate 1 is a tubular second electrically conductive area B2 provided with a transparent plastic is filled.
- the second electric conductive area B2 is connected to a second line 23 electrically connected.
- reaction solution R pipetted into the cavities 3.
- the one on the reaction solution facing underside of the lid 12 provided nucleic acid probe 14 is brought into contact with the reaction solution R.
- the one made of an at least partially transparent plastic manufactured cover 12 can on an axially movable Tube 15 by means of a locking connection 16, 17 or a frictional connection Be kept connected.
- the lid 12 will by an axial movement of the tube 15 into that in FIG. 4 and 8 shown locking position brought.
- the lid 12 To open the Cavity 3, the lid 12 by an opposite Axial movement of the tube 15 lifted off. He can then thrown by an axial movement of the further tube 18 become.
- the tube 15 moves axially with the end of it provided U-profiles 21 in between the edge projections 19 formed gaps of the lid 12.
- the U-profiles 21 in one of the edge projections 19 brought comprehensive position. Ensure the stops 20 a proper fit of the lid 12 relative to Tube 15. The lid 12 is loosened in reverse.
- the carrier can be part of a thermal cycler for implementation the PCR.
- a biochemical detection reaction becomes a containing the molecule to be detected Reaction solution R in each cavity 3 of a microtiter plate Pipette.
- Each of the cavities 3 is by means of a lid 12 closed.
- the lid 12 are advantageously part a one-piece cover plate. Everyone the lid 12 is facing the reaction solution R. Coated on the inside with another nucleic acid probe.
- the microtiter plate closed with the cover plate is then inserted into the carrier 2.
- the carrier 2 becomes cyclical heated and cooled. This results in a PCR through which a molecule to be detected contained in the reaction solution R. is amplified.
- the molecule binds to the corresponding nucleic acid probe 14.
- this can either be detected using fluorescence.
- the fluorescence radiation that may occur is by means of the first 7 and / or second optical fiber 9 to a detector transferred and evaluated.
- the cover 12 is only in the first area B1 the molecular coating of an electrically conductive Plastic is made or in this area Electrode made of metal, preferably gold is incorporated.
- the electrically conductive area B1, B2 can be from an area made of insulating plastic be surrounded. In this case, the electrical conductive area B1, B2 one with the molecular coating electrode in contact. If a variety of Lids 12 are provided in the form of a cover plate in this case, each cover 12 has a separate electrode. With the electrodes it is possible to simultaneously change the potential to measure on each lid 12.
- the optical fibers 7, 9 alternatively allow the irradiation e.g. of UV light and / or the detection of one in the Reaction solution R occurring fluorescence. With that too the presence of the molecule to be detected in the reaction solution R can be demonstrated.
- Stamps (not shown here) can be between the tubes 15 be provided.
- the stamp can be removed during the peeling the cover 12 can be moved against the microtiter plate 1 and hold them in position on the carrier 2.
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Description
- Fig. 1
- eine schematische Querschnittsansicht eines Reaktionsgefäßes mit Verschlussmittel in einer ersten Stellung,
- Fig. 2
- eine schematische Querschnittsansicht gemäß Fig. 1 in einer zweiten Stellung,
- Fig. 3
- eine schematische Querschnittsansicht eines weiteren Reaktionsgefäßes mit Deckel,
- Fig. 4
- Draufsicht auf den Deckel nach Fig. 3,
- Fig. 5
- eine schematische Querschnittsansicht eines Ausführungsbeispiels in einer ersten Stellung und
- Fig. 6
- eine schematische Querschnittsansicht gemäß Fig. 5 in einer zweiten Stellung.
- 1
- Mikrotiterplatte
- 2
- Träger
- 3
- Kavität
- 7
- erste Lichtleitfaser
- 8
- Vorsprungsfläche
- 9
- zweite Lichtleitfaser
- 11
- Folie
- 12
- Deckel
- 13
- Deckelunterseite
- 14
- Nukleinsäuresonde
- 15
- Rohr
- 16
- Wulst
- 17
- Ringnut
- 18
- weiteres Rohr
- 19
- Randvorsprünge
- 20
- Anschlag
- 21
- U-Profil
- R
- Reaktionslösung
- H
- Höhe
- B1
- erster Bereich
- B2
- zweiter Bereich
Claims (21)
- Vorrichtung zur Durchführung biochemischer und mikrobiologischer Reaktionen mit einem Träger (2) zur Aufnahme mindestens eines Reaktionsgefäßes (3) und einer Einrichtung (15) zum Andrücken eines das Reaktionsgefäß (3) verschließenden Deckels (12), wobei der Deckel (12) im Verschlusszustand in den vom Reaktionsgefäß (3) umgebenen Raum vorspringt, wobei eine dem Reaktionsgefäß (3) zugewandte Innenseite des Deckels (12) mit einem Molekül (14) beschichtet ist, an das ein nachzuweisendes Molekül bindoder anlagerbar ist, und wobei das Molekül (14) eine Nukleinsäure, eine Aminosäure oder eine synthetisches Derivat einer Nuklein- oder Aminosäure enthält, dadurch gekennzeichnet, dass der Deckel (12) zumindest im Bereich der Beschichtung aus einem elektrisch leitfähigen Kunststoff hergestellt ist.
- Vorrichtung nach Anspruch 1, wobei der Deckel (12) aus einem transparenten kunststoff hergestellt ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Einrichtung (15) zum Andrücken einen zur Form des Reaktionsgefäßes (3) korrespondierenden Vorsprung aufweist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Einrichtung (15) zum Andrücken eine Aufnahmeeinrichtung für den/die Deckel (12) aufweist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Aufnahmeeinrichtung als Rohr (15) oder Stab ausgebildet ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei in der Nähe des freien Endes des Rohrs (15) oder Stabs eine Einrichtung zur lösbaren Befestigung des Deckels (12) vorgesehen ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Einrichtung zur lösbaren Befestigung des Dekkels (12) ein radial nach außen vorspringendes U-Profil (21) aufweist, dessen einer Schenkel mit dem Rohr (15) verbunden und dessen anderer Schenkel kürzer als der eine Schenkel ausgebildet ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei ein am Deckel (12) vorgesehener nach außen vorspringender Rand (19) korrespondierend zum U-Profil (21) ausgebildet ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei der Rand (19) und das U-Profil (21) jeweils über zwei Umfangsabschnitte von etwa 90° sich erstrecken.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei das Aufnahmeelement um etwa 90° drehbar ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei jedes Aufnahmeelement axial bewegbar ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei ein das Aufnahmeelement koaxial umgebendes und relativ zum Aufnahmeelement bewegbares Abwurfelement (18) vorgesehen ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei am Außenumfang einer als Stab oder Rohr (15) ausgebildeten Aufnahmeeinrichtung ein radial umlaufender Wulst (16) vorgesehen ist, der mit einer dazu korrespondierenden Nut an der Innenwand des Deckels (12) zusammenwirkt.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei zwischen einer Mehrzahl an Aufnahmeelementen mindestens ein relativ zu den Aufnahmeelementen bewegbarer Stempel vorgesehen ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei der Vorsprung, das Rohr (15) oder der Stab Lichtleitfasern (7, 9) zum Einleiten von Licht in die bzw. zur Beobachtung von in der Kavität (3) gebildetem Licht aufweist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Lichtleitfasern (7, 9) mit einer Lichtquelle verbunden sind.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei die Lichtleitfasern (7, 9) mit einer Einrichtung zur Detektion von Fluoreszenz verbunden sind.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei eine Mehrzahl von Reaktionsgefäßen (3) vorgesehen ist und die Reaktionsgefäße Bestandteil einer Mikrotiterplatte sind.
- Vorrichtung nach Anspruch 18, wobei eine Mehrzahl von Deckeln (3) Bestandteil einer Deckelplatte sind.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei der elektrisch leitfähige Kunststoff aus einem elektrisch leitfähigen Polycarbonat hergestellt ist.
- Vorrichtung nach einem der vorhergehenden Ansprüche, wobei der elektrisch leitfähige Bereich kontaktiert ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19848515 | 1998-10-21 | ||
DE19848515A DE19848515A1 (de) | 1998-10-21 | 1998-10-21 | Vorrichtung zur Durchführung biochemischer und mikrobiologischer Reaktionen |
PCT/DE1999/003351 WO2000023189A1 (de) | 1998-10-21 | 1999-10-19 | Vorrichtung zur durchführung biochemischer und mikrobiologischer reaktionen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1123160A1 EP1123160A1 (de) | 2001-08-16 |
EP1123160B1 true EP1123160B1 (de) | 2003-06-25 |
Family
ID=7885177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99957915A Expired - Lifetime EP1123160B1 (de) | 1998-10-21 | 1999-10-19 | Vorrichtung zur durchführung biochemischer und mikrobiologischer reaktionen |
Country Status (7)
Country | Link |
---|---|
US (1) | US6620612B1 (de) |
EP (1) | EP1123160B1 (de) |
JP (1) | JP2002527094A (de) |
AT (1) | ATE243562T1 (de) |
CA (1) | CA2348053A1 (de) |
DE (2) | DE19848515A1 (de) |
WO (1) | WO2000023189A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6627159B1 (en) * | 2000-06-28 | 2003-09-30 | 3M Innovative Properties Company | Centrifugal filling of sample processing devices |
US6482642B2 (en) | 2001-03-29 | 2002-11-19 | Environmental Biodetection Products.Com | Testing kit and methodology for testing for the presence of microorganisms |
US6440149B1 (en) | 2001-04-23 | 2002-08-27 | Dasan Potti | Tongue and tooth cleaning device |
US20030072685A1 (en) * | 2001-10-11 | 2003-04-17 | Goldman Jeffrey A. | Heat conducting sample block |
US20030215815A1 (en) * | 2002-05-20 | 2003-11-20 | Clark William G. | Screening method |
DE10227962B4 (de) * | 2002-06-22 | 2005-12-15 | Lavision Biotec Gmbh | Grundkörper für einen Bio-Chip, Anordnung zum Auslesen und Vorrichtung zur Hybridisierung |
KR101726892B1 (ko) * | 2009-06-04 | 2017-04-13 | 유니바사루 바이오 리사치 가부시키가이샤 | 검체 검사장치 및 그 방법 |
DE102010048443B4 (de) * | 2010-10-15 | 2015-05-21 | Technische Universität Braunschweig Carolo-Wilhelmina | Verfahren zur durchführung von zeitaufgelösten untersuchungen an zellproben |
GB201018624D0 (en) | 2010-11-04 | 2010-12-22 | Epistem Ltd | Reaction vessel |
DE102011083555B4 (de) * | 2011-09-27 | 2013-10-10 | Aspre Ag | Analyseverfahren und Analysevorrichtung |
EP3092474B1 (de) | 2014-06-12 | 2020-04-22 | Axion Biosystems, Inc. | Multiwell-mikroelektrodenanordnung mit optischer stimulation |
DE102018130299B4 (de) * | 2018-11-29 | 2020-08-06 | Presens Precision Sensing Gmbh | Sensoranordnung und Messverfahren |
WO2021100189A1 (ja) * | 2019-11-22 | 2021-05-27 | 株式会社日立ハイテク | Pcr容器、pcr容器支持装置、サーマルサイクラーおよび遺伝子検査装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4599314A (en) | 1983-06-14 | 1986-07-08 | Hsc Research Development Corporation | Multiple vessel specimen tray with lid for releasably adhering vessel covers |
DE3336738A1 (de) * | 1983-10-08 | 1985-05-02 | Wolfgang Dr. 7400 Tübingen Heizmann | Titerplatte |
IL77144A (en) * | 1984-11-27 | 1991-04-15 | Orgenics Ltd | Method and apparatus for performing solid phase immuno-assay on test card in a plurality of samples |
WO1993020240A1 (en) | 1992-04-06 | 1993-10-14 | Abbott Laboratories | Method and device for detection of nucleic acid or analyte using total internal reflectance |
SE9402518D0 (sv) * | 1994-07-18 | 1994-07-18 | Pharmacia Biotech Ab | Processing system |
CA2255850C (en) * | 1998-12-07 | 2000-10-17 | Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Agriculture And Agri-Food | Rotary thermocycling apparatus |
JP3390377B2 (ja) * | 1999-10-05 | 2003-03-24 | 株式会社日立製作所 | 反応装置 |
-
1998
- 1998-10-21 DE DE19848515A patent/DE19848515A1/de not_active Ceased
-
1999
- 1999-10-19 US US09/807,715 patent/US6620612B1/en not_active Expired - Fee Related
- 1999-10-19 DE DE59906125T patent/DE59906125D1/de not_active Expired - Lifetime
- 1999-10-19 WO PCT/DE1999/003351 patent/WO2000023189A1/de active IP Right Grant
- 1999-10-19 EP EP99957915A patent/EP1123160B1/de not_active Expired - Lifetime
- 1999-10-19 JP JP2000576957A patent/JP2002527094A/ja not_active Withdrawn
- 1999-10-19 CA CA002348053A patent/CA2348053A1/en not_active Abandoned
- 1999-10-19 AT AT99957915T patent/ATE243562T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP1123160A1 (de) | 2001-08-16 |
ATE243562T1 (de) | 2003-07-15 |
DE19848515A1 (de) | 2000-04-27 |
DE59906125D1 (de) | 2003-07-31 |
CA2348053A1 (en) | 2000-04-27 |
JP2002527094A (ja) | 2002-08-27 |
US6620612B1 (en) | 2003-09-16 |
WO2000023189A1 (de) | 2000-04-27 |
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