EP1624968A1 - Andockeinrichtung für ein fluidisches mikrosystem - Google Patents
Andockeinrichtung für ein fluidisches mikrosystemInfo
- Publication number
- EP1624968A1 EP1624968A1 EP04731894A EP04731894A EP1624968A1 EP 1624968 A1 EP1624968 A1 EP 1624968A1 EP 04731894 A EP04731894 A EP 04731894A EP 04731894 A EP04731894 A EP 04731894A EP 1624968 A1 EP1624968 A1 EP 1624968A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- microsystem
- base plate
- fluidic
- holding frame
- docking
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/52—Supports specially adapted for flat sample carriers, e.g. for plates, slides, chips
- B01L9/523—Supports specially adapted for flat sample carriers, e.g. for plates, slides, chips for multisample carriers, e.g. used for microtitration plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00801—Means to assemble
- B01J2219/00804—Plurality of plates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00781—Aspects relating to microreactors
- B01J2219/00801—Means to assemble
- B01J2219/0081—Plurality of modules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L13/00—Cleaning or rinsing apparatus
- B01L13/02—Cleaning or rinsing apparatus for receptacle or instruments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/02—Adapting objects or devices to another
- B01L2200/025—Align devices or objects to ensure defined positions relative to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/02—Adapting objects or devices to another
- B01L2200/026—Fluid interfacing between devices or objects, e.g. connectors, inlet details
- B01L2200/027—Fluid interfacing between devices or objects, e.g. connectors, inlet details for microfluidic devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/02—Adapting objects or devices to another
- B01L2200/028—Modular arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L9/00—Supporting devices; Holding devices
- B01L9/52—Supports specially adapted for flat sample carriers, e.g. for plates, slides, chips
Definitions
- the invention relates to a docking device for holding a fluidic microsystem, in particular for the electrical and / or fluidic coupling of a fluidic microsystem to an examination device, such as a cell sorter.
- the invention also relates to methods for coupling a fluidic microsystem to an examination device.
- Control device connected in particular for generating high-frequency electrical voltages, with which electrodes in the microsystem are acted upon to generate the desired dielectrophoretic force effects.
- sterile operating conditions preferably also GMP conditions.
- GMP conditions For example, after sorting cells, they must have certain properties sorted cells are available contamination-free for further applications or processing. In particular, it is necessary that the sterile operating conditions exist continuously throughout the sequence of process steps 5.
- sterility is endangered if the microsystem and possibly the fluidic device are transferred to a testing device after filling in a laminar flow box and are held there for coupling to a control and measuring device.
- L5 holder is based on the fact that the microsystem is screwed between a circuit board adapter and a holding frame and then connected to the control device.
- the coupling of the microsystem to fluidic and electrical additional devices of the examination device not only represents a risk of contamination, but also a relatively high expenditure of time, which can be disadvantageous for the gentle and rapid processing of biological cells.
- the invention has for its object to provide a docking device for holding a fluidic microsystem in particular in an examination device such. B. to provide a cell sorter with which the disadvantages of conventional techniques are overcome.
- the docking device should, in particular, enable a quick and easy-to-use coupling of the fluidic microsystem to the examination device without interrupting sterile conditions.
- the invention is also based on the object of providing improved methods for using fluidic microsystems with which the disadvantages of the conventional techniques are overcome.
- the invention is based on the general technical teaching of developing a docking device with a base plate and a holding frame, which is preferably designed to be movable relative to it, in such a way that the holding frame forms a component on which the microsystem can be fixed on the one hand and on the other hand from the base plate detachable and in particular freely movable in association with the microsystem, and in particular that a device for fixing the holding frame is provided with which the assembly of the holding frame and the microsystem can be positioned on the base plate. This is in particular a clamping device.
- microsystem in conjunction with the holding frame can be prepared under sterile conditions before the examination procedure, such as, for. B. can be filled.
- the microsystem can then be touched by a tool or manual contact by positioning the holding frame on the base plate and fixed by pressing the clamps. direction reproducible and position stable coupled.
- the base plate with the clamping device are preferably stationary parts of an examination device, such as a cell sorter. After pressing the clamping device is the microsystem in the LetseinricR 'tung advantageously properly aligned and ready for the following process steps available.
- the clamping device enables the setting of a certain adjustable and adjustable contact pressure of the holding frame and the microsystem against the base plate.
- Another important advantage of the docking device according to the invention, in particular for optical measurements on the microsystem, is that the microsystem is held on the base plate without tilting.
- the holding frame is firmly connected to the fluidic device.
- the holding frame is equipped with a firmly attached fluid carrier.
- the fluidics carrier is, for example, a plate-shaped holder for partially or completely accommodating the fluidics device, which, for example, syringes, reservoirs, pumps, injectors, valves, hoses and the like. for fluid supply and control of the microsystem.
- the fluidic device can be fixed on the fluidic carrier or be completely or partially reversibly interchangeably attached. The. Fixed connection of the fluid carrier with the holding frame simplifies the fluidic coupling of the microsystem. Special advantages can result if the fluidic device is arranged wholly or partly firmly on the fluidic carrier.
- the holding frame and the fluid carrier form a composite that can be completely detached from the base plate.
- This variant represents a considerable advantage over conventional examinations. chich devices because the fluidic device and the microsystem completely under sterile conditions, for. B. can be filled and prepared in a laminar flow box before being used as an independent module in the examination facility. After actuation of the clamping device, the fluidic carrier with the fluidic device and the microsystem are positioned on the base plate and the desired examination can begin immediately.
- a particular advantage of connecting the holding frame to the fluidic carrier is that a compact structure with short distances between the fluidic device and the microsystem is created. Relatively short fluid lines can be used between the fluidic device and the microsystem, so that the risk of undesired introduction of mechanical vibrations is reduced.
- the combination of fluidic device and microsystem forms a complete, closed and portable module.
- the flexibility of using the docking device also represents an important advantage.
- the combination of the fluidic carrier with the fluidic device and the holding frame is not only adapted for coupling the sorting system described below, but is also adapted for other microsystems with different tasks.
- the clamping device comprises a clamping plate, which is fastened to the base plate with at least one tension spring, and an eccentric lever with which the clamping plate can be raised from the base plate against the action of the at least one tension spring ,
- a large holding force can advantageously be achieved if the holding frame and / or the fluidic carrier between the Clamping plate and the base plate are fixed.
- the clamping plate preferably also fulfills the function of a lateral guide, so that the alignment of the holding frame and / or the fluidic carrier on the base plate is facilitated.
- the clamping device also has a stop for complete, safe and quick adjustment of the holding frame and / or the fluid carrier relative to the base plate.
- clamping device can also work on the basis of magnets.
- a tensioning device which generates a prestressing force between the holding frame and the base plate
- the holding frame and possibly the fluidic carrier are arranged, for example, so as to be pivotable relative to the base plate, so that when the tensioning device is released, the holding frame and the fluidic carrier execute a movement under the action of the pretensioning force and thus the holding frame or the composite of the holding frame and fluidic carrier for easy access.
- electrical connection contacts are provided on the surface of the base plate, via which the fluidic microsystem can be electrically connected to a control and / or measuring device (including a voltage supply). In this case, • •• can- the retaining frame with the clamping device are pressed against the base side that the electrode contacts of the fluidic microsystem to be connected to the electrical connection contacts the base plate.
- connection between the electrode contacts of the microsystem and the connection contacts of the base plate can be formed by known plug-socket combinations.
- there are particular advantages for a quick coupling of the microsystem if a contact layer with electrically conductive contact areas is formed on the connection contacts of the base plate, which contact areas produce the desired electrical connections.
- An embodiment in which the contact layer is elastic is particularly preferred
- plastic material in which the electrically conductive contact areas are formed.
- the elastic plastic material is advantageously compressed, so that a reliable electrical contact is achieved without a mechanical risk to the microsystem.
- the holding frame is equipped with at least one groove or at least one retaining spring, there can be advantages for fast and stable fixing of the microsystem to the holding frame.
- the fixation can advantageously be carried out reproducibly and reversibly without additional tools.
- the at least one groove or retaining tongue enables a uniform power transmission from the holding frame to the microsystem, so that tension in the microsystem is avoided.
- the invention is generally in accordance with the known tasks of fluid microsystems, in particular 'in the manipulation, measurement, processing or sorting of biological particles, such as. B. of biological cells, cell groups, cell components or biologically relevant macromolecules applicable. It is particularly preferred if a cell sorter, which is used to sort biological cells according to certain properties, is combined with the docking device.
- a cell sorter which is used to sort biological cells according to certain properties, is combined with the docking device.
- Alternative applications are possible, in particular, in the case of exclusively electrically or exclusively fluidically controlled microsystems, in which case the respective coupling to the fluidic carrier or to the electrical contacts may then be dispensed with.
- manipulations under the action of electroosmosis or magnetic fields are provided in electrically controlled microsystems.
- cells in flows are hydrodynamically manipulated with valves and pumps.
- the above-mentioned object of the invention is achieved in that a fluidic microsystem by means of the docking device according to the invention with an examination device, such as, for. B. is connected to a cell sorter.
- the microsystem is first prepared and in particular filled under sterile conditions and then coupled to the examination device with the docking device. It is particularly advantageous for compliance with a closed sterility chain if the preparation of the microsystem in conjunction with an appropriate closed fluidic device takes place under sterile conditions.
- the docking device according to the invention can be part of a biotechnical device, such as a cell sorter. However, there is also the possibility that the docking device according to the invention is attached to a filling or rinsing device with which the fluidic microsystem can be rinsed or filled.
- Such a filling device preferably has. a flushing agent source for flushing the microsystem with a flushing agent (e.g. a flushing solution), the flushing agent source for fluidly contacting the microsystem being connected to the docking device.
- a flushing agent e.g. a flushing solution
- the flushing agent source for fluidly contacting the microsystem being connected to the docking device.
- Microsystem can be simply flushed, the flushing agent source preferably having a compressed gas source, such as a compressed air container, so that compressed air is used as the flushing agent.
- a compressed gas source such as a compressed air container
- the compressed air can also be used as a drive medium to drive a liquid flushing solution through the microsystem.
- the filling device preferably has a carrier current source in order to fill the microsystem with a carrier liquid, the carrier current source being connected to the docking device for fluidic contacting of the microsystem, so that the carrier liquid can easily be introduced into the fluid microsystem.
- the filling device preferably has a peristaltic pump to convey the carrier liquid and to pump it into the fluidic microsystem. It should also be mentioned that the filling device is preferably portable in order to be able to position the filling device in a so-called laminar flow box in which there is a sterile atmosphere.
- the filling device according to the invention described above advantageously enables preparation of the fluidic microsystem by rinsing the microsystem and filling it with the carrier liquid. As a result, the sorting process can be started immediately after the fluidic microsystem has been docked onto the cell sorter, without the need for further preparation steps.
- FIG. 1 a schematic sectional view of essential parts of a first embodiment of the docking device according to the invention
- FIGS. 2 and 3 schematic perspective views of a further embodiment of the docking device according to the invention
- FIG. 4 a perspective view of a cell sorter equipped with a docking device according to FIGS. 2 and 3,
- FIG. 5 an overview of components provided in the cell sorter according to FIG. 4 and Figures 6-9: various perspective representations of a so-called off-instrument dock for rinsing and filling the fluid microsystem.
- FIG. 1 illustrates a first embodiment of the docking device 100 according to the invention, in which the microsystem 10 in conjunction with the holding frame 30 with the clamping device 40 on the
- Base plate 20 is positioned.
- the corresponding components are also shown with further details in the illustration of a further embodiment of the invention in FIGS. 2 and 3. It is emphasized that in particular the details shown in FIGS. 1 to 3 can be provided in both embodiments of docking devices according to the invention.
- the base plate 20 shown in sections is connected in a stationary manner to the respective examination device to which the microsystem 10 is to be coupled.
- an examination table is provided, the plate of which forms the base plate 20.
- a window 23 is provided in the base plate 20, which enables optical measurements or manipulations in the microsystem 10.
- the base plate 20 also has connection contacts 21 which are integrated in the base plate 20 or are fastened to the surface of the base plate 20 as a circuit board adapter. The connection contacts are electrically connected to a schematically shown control and / or measuring device 210, which is part of the examination device.
- the holding frame 30 is a plate-shaped, stable component that is releasably anchored to the base plate 20.
- the anchoring tion takes place, for example, directly on the base plate 20 or indirectly via the clamping device 40.
- the holding frame 30 has a window 32 which serves for optical measurements or manipulations in the microsystem 10. On the underside of the holding frame 30 are parallel to the edge of the window 32
- Grooves 31 are provided, which form a receptacle for the microsystem ' -10.
- 31 retaining springs can be provided for receiving the microsystem instead of the grooves.
- the microsystem 10 is constructed as is known per se from fluidic microsystem technology. It contains in particular a sorting chip 1 (shown in dashed lines), which is constructed, for example, as described in the above-mentioned publication by T. Müller et al. is described. With regard to details and the functioning of the sorting chip 1, reference is made to the explanation of FIG. 5 (see below) and the publication mentioned.
- two holding rails 11 are provided on the top of the microsystem 10, which cooperate with the grooves 31 of the holder frame 30. If the microsystem is held with retaining springs, the retaining rails 11 are not required. In this case, suitable parts of the microsystem, such as side arms on the sorting chip, are clamped behind the retaining springs.
- Electrode contacts 12 for the electrical connection of the electrodes in the sorting chip 1 are located on the underside of the microsystem 10.
- the electrode contacts 12 are integrated in the body of the microsystem 10 or formed on a printed circuit board which is connected to the sorting chip 1.
- the clamping device 40 With the clamping device 40, the holding frame 30 can be pressed with the microsystem 10 against the base plate 20, so that the microsystem 10 is clamped and fixed in place between the holding frame 30 and the base plate 20. In this state, the electrical is advantageously carried out
- the clamping device 40 which is fixedly connected to the base plate, can be formed by any suitable clamping mechanism. However, it is preferred if the clamping device 40 has a clamping plate, which is connected to the base plate 20 via tension springs, and an eccentric lever, with which the clamping plate can be raised to accommodate an edge of the holding frame (see FIGS. 2, 3).
- the optionally provided tensioning device 50 is set up so that the holding frame 30 is pressed against the base plate 20 against an additional prestressing force.
- the tensioning device 50 comprises, for example, a spring mechanism which, when the clamping device 40 is released, causes the holding frame 30 to be raised from the base plate 20 and thus one
- the individual connection contacts 21 are connected to the electrode contacts 12 via the electrically conductive contact areas.
- the contact layer 24 consists of an elastic plastic material, such as silicone rubber, in which metal filaments, for example made of gold, are embedded as electrical conductors.
- the contact layer 24 advantageously forms an elastic support for a tension-free fixing of the microsystem 10 on the base plate 20.
- contact springs are provided on the base plate 20 above the electrical connection contacts 21 for the electrical connection of the microsystem.
- the control and / ⁇ of the measuring device 210 comprises the components known per se which are necessary for the electrical control of the sorting chip 1 and / or for measurements in the sorting chip 1, such as, for example, B. a generator for providing the control voltages, an impedance measuring device and / or a measuring device which is connected to a sensor (z. B. temperature or pH sensor) in the sorting chip 1.
- the control and / or measuring device 210 can also be connected to an optical measuring device (not shown).
- FIGS. 2 and 3 illustrate a modified embodiment of the docking device according to the invention, which is particularly advantageous because of the practical module structure comprising the parts holding frame 30 (with microsystem 10) and fluid carrier 70 (with fluid device 71).
- FIG. 2 shows the base plate 20 as part of an examination table in the examination device.
- the holding frame 30 is fixedly connected to the plate-shaped fluid carrier 70 via a lateral arm 72.
- the clamping device 40 comprises a guide 42 acting as a clamping plate, which is pulled against the base plate 20 under the action of a tension spring (not shown). In this case, no tensioning device is provided.
- the guide 42 With a manually operated eccentric lever 41, the guide 42 can be lifted off the base plate 20, so that a sufficiently wide gap is formed for clamping the edge of the fluid carrier 70.
- a stop 43 is also provided on one side of the base plate 20. The interaction of the stop 43 with the guide 42 advantageously allows the fluidic carrier 70 with the holding frame and the microsystem to be precisely aligned on the base plate 20.
- FIG. 2 shows the holding frame 30 and the fluidic carrier 70 without the microsystem and without the fluidic device for reasons of clarity.
- the lever 41 is set so that the guide 42 is pulled to the level of the base plate 20. Accordingly, the holding frame 30 and the fluid carrier 70 are clamped to the base plate 20.
- the lever 41 is flipped over, the gap formed by the guide 42 is enlarged, so that the holding frame 30 and the fluid carrier 70 can be removed upward from the base plate 20.
- the composite of both parts can be pulled out of the examination device, for example, by pulling on the handle 73 of the fluid carrier 70.
- FIG. 3 shows the corresponding structure with the micro system 10 used and parts of the fluidic device 71.
- FIG. 4 illustrates the integration of the docking device 100 according to the invention into a cell sorter 200.
- the cell sorter 200 is accommodated in an at least partially made of plastic housing which has a transparent cover in order to enable a visual inspection of the operation of the cell sorter.
- the housing there is a structure with the docking device 100 according to the invention (or: docking station), the control and / or measuring device 210, an optical measuring device 220 and a sample storage device 230.
- the optical measuring device 220 in particular comprises a fluoroscopic device 221 for transmitted light examinations , an optics 222, a camera 223 and an excitation light source 224 for fluorescence measurements.
- the pro- Benablage worn 230 contains an incubator 231 as a sample storage a microtiter plate.
- the docking device 100 with the microsystem 10 and the fluidic device 71 comprise the components shown in FIG. 5.
- the microsystem 10 contains the sorting chip 1 with several connections 2 to 6 for fluidic contacting.
- the fluid contacting of the sorting chip 1 is described, for example, in PCT / EP03 / 03092, the content of which is attributable to the present description.
- the connection 2 of the sorting chip 1 serves to receive a carrier current with the biological cells to be sorted, while the connection 3 of the sorting chip 1 serves to discharge selected cells which are not further examined on the sorting chip 1.
- the selected cells can be collected by a suction syringe 7 at connection 3.
- the connection 5 of the sorting chip 1 serves to discharge the biological cells of interest, which can then be further processed or examined.
- the connections 4 and 6 serve to supply a sheath flow, which has the task of leading the selected cells to the connection 5. With regard to the mode of operation of the sheath flow, reference is made to German patent application DE 100 05 735.
- the fluidic device 71 comprises the essential components for fluidic control and supply and disposal of the microsystem 10.
- the connections 4 and 6 of the sorting chip 1 are connected to a pressure vessel 74 via two sheath flow lines 8, a Y-piece and a four-way valve, in which there is a cultivation medium for the enveloping stream or a so-called manipulation buffer.
- the pressure vessel 74 is pressurized via a compressed air line, so that that the cultivation medium located in the pressure vessel 74 flows with the corresponding position of the four-way valve via the Y-piece and the sheath flow lines 8 to the connections 4, 6 of the sorting chip 1.
- the connection 2 of the sorting chip 1 is connected to a particle injector 75 via a carrier current line 9.
- the particle injector 15 is equipped with a temperature sensor and a temperature control element in the form of a Peltier element.
- the particle injector 75 is connected via a T-piece to a carrier flow syringe 76, which is mechanically driven and injects a predetermined liquid flow of a carrier flow.
- the T-piece is connected to a three-way valve 77 upstream via a further four-way valve and a filling flow line.
- Three-way valve 77 enables the sheath flow lines 8 and the carrier flow line 9 to be flushed before the actual operation.
- the three-way valve 77 is connected upstream via a peristaltic pump with three three-way valves, to each of which a syringe reservoir 78 is connected.
- the syringe reservoirs 78 serve to supply a filling stream for flushing the entire fluidic system before the actual operation.
- the fluidic device 71 has collecting containers
- the method according to the invention is characterized in that at least the microsystem 10, however, preferably the
- the fluidic devices 71 and the microsystem 10 is prepared, cleaned and filled under sterile conditions in a laminar flow box.
- the lines at connections 2 to ⁇ are connected under sterile conditions. Only the line at connection 5, which leads to the sample storage device 230, initially has a free end during the preparation. The sterility of this line is ensured by a film cover which is only removed after the examination device 200 has been completed with the docking device 100 used and the line has been aligned in the sample storage device 230.
- the fluidic carrier and the holding frame are inserted into the examination device 200 in a composite. Only connections are made that are not critical for sterility, for example the attachment of the compressed air line in the pressure vessel 74 or an electrical connection of the fluidic device. The desired examination can then begin immediately.
- FIGS. 6 to 9 show a so-called off-instrument dock (OID) 300, which can be used for flushing and filling the fluidic microsystem 10 before the fluidic microsystem 10 is coupled to the cell sorter 200 by means of the docking device 100 ,
- OID off-instrument dock
- FIGS. 6 and 9 show the off-instrument dock 300 with an attached housing cover 301
- FIGS. 7 and 8 show the off-instrument dock 300 with a removed housing cover 301.
- the off-instrument dock 300 is constructed on a rectangular base plate 302, two carrying handles 303, 304 being attached to the two opposite ends of the base plate 302.
- the off-instrument dock 300 is so portable and can be used as a whole in a so-called laminar flow box in which there is a sterile atmosphere. This enables the fluidic microsystem 10 to be filled under sterile conditions.
- the off-instrument dock 300 On its upper side, the off-instrument dock 300 has a docking device 305, into which the holding frame 30 with the fluidic microsystem 10 arranged therein can be inserted.
- the structure and the mode of operation of the docking device 305 essentially correspond to the structure and the mode of operation of the docking device 100 of the cell sorter 200, so that a detailed description of the docking device 305 can be dispensed with below and reference is instead made to the above description of the docking device 100 ,
- the off-instrument dock 300 enables the fluidic microsystem 10 to be flushed with compressed air.
- the off-instrument dock 300 has a compressed air container 306, which is filled by a compressor 307.
- the compressed air container 306 is fluidly connected to the microsystem 10 via the docking device 305, so that compressed air can be blown from the compressed air container 306 into the microsystem 10 in order to flush it with compressed air.
- the off-instrument dock 300 has on its front side a compressed air display 308, a control button 309 for the compressed air, a compressed air connection 310 and an on / off button 311 for the compressor 307.
- the off-instrument dock 300 enables the microsystem 10 to be filled with a carrier liquid.
- the off-instrument dock 300 has a peristaltic pump, which can be switched on or off via an on / off switch 312 on the front of the housing cover 301.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10320957A DE10320957A1 (de) | 2003-05-09 | 2003-05-09 | Andockeinrichtung für ein fluidisches Mikrossystem |
PCT/EP2004/004983 WO2004098778A1 (de) | 2003-05-09 | 2004-05-10 | Andockeinrichtung für ein fluidisches mikrosystem |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1624968A1 true EP1624968A1 (de) | 2006-02-15 |
Family
ID=33426725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04731894A Withdrawn EP1624968A1 (de) | 2003-05-09 | 2004-05-10 | Andockeinrichtung für ein fluidisches mikrosystem |
Country Status (4)
Country | Link |
---|---|
US (1) | US20060198766A1 (de) |
EP (1) | EP1624968A1 (de) |
DE (1) | DE10320957A1 (de) |
WO (1) | WO2004098778A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7727477B2 (en) * | 2004-12-10 | 2010-06-01 | Bio-Rad Laboratories, Inc. | Apparatus for priming microfluidics devices with feedback control |
DE102004062923A1 (de) * | 2004-12-28 | 2006-07-06 | Hirschmann Laborgeräte GmbH & Co. KG | Vorrichtung zur Förderung von Fluiden, Verfahren zur Herstellung derselben und Pipette mit einer solchen Vorrichtung |
US20150166956A1 (en) * | 2013-12-16 | 2015-06-18 | General Electric Company | Devices for separation of particulates, associated methods and systems |
US9868659B2 (en) | 2015-04-17 | 2018-01-16 | General Electric Company | Subsurface water purification method |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI954512A0 (fi) * | 1995-09-22 | 1995-09-22 | Labsystems Oy | Plattbaerare |
US6033544A (en) * | 1996-10-11 | 2000-03-07 | Sarnoff Corporation | Liquid distribution system |
US5840256A (en) * | 1996-04-09 | 1998-11-24 | David Sarnoff Research Center Inc. | Plate for reaction system |
US6399023B1 (en) * | 1996-04-16 | 2002-06-04 | Caliper Technologies Corp. | Analytical system and method |
JP3011773B2 (ja) * | 1996-04-22 | 2000-02-21 | シーメンス アクチエンゲゼルシヤフト | 差し込み開口範囲に接触面保護部を備えた差し込み結合部 |
US5964239A (en) * | 1996-05-23 | 1999-10-12 | Hewlett-Packard Company | Housing assembly for micromachined fluid handling structure |
SE9602547D0 (sv) * | 1996-06-27 | 1996-06-27 | Pacesetter Ab | Implanterbar medicinsk anordning med anslutningsdel för stiftanslutning av elektrodkabel |
AU4452997A (en) * | 1996-07-31 | 1998-02-25 | Paul-Gerhard Fenzlein | Housing for interchangeable measurement cartridges or cells used for setting biochemical measurement parameters in computer-controlled analysis systems, and related buit-in devices inside measurement cartridges or cells |
US5989402A (en) * | 1997-08-29 | 1999-11-23 | Caliper Technologies Corp. | Controller/detector interfaces for microfluidic systems |
DE19852968C1 (de) * | 1998-11-17 | 2000-03-30 | Micronas Intermetall Gmbh | Halbleiterbauelement |
AU5878900A (en) * | 1999-06-19 | 2001-01-09 | Orchid Biosciences, Inc. | Microfluidic device interface |
DE19928412C2 (de) * | 1999-06-22 | 2002-03-21 | Agilent Technologies Inc | Versorgungselement für einen Labor-Mikrochip |
DE19928410C2 (de) * | 1999-06-22 | 2002-11-28 | Agilent Technologies Inc | Gerätegehäuse mit einer Einrichtung zum Betrieb eines Labor-Mikrochips |
US7396444B2 (en) * | 1999-06-22 | 2008-07-08 | Agilent Technologies Inc. | Device to operate a laboratory microchip |
DE19952723C2 (de) * | 1999-10-26 | 2002-10-31 | Epigenomics Ag | Vorrichtung und Verfahren zur Hybridisierung doppelsträngiger DNA-Proben an Oligomer-Arrays |
DE59913714D1 (de) * | 1999-12-21 | 2006-09-07 | Tecan Trading Ag | Klemmvorrichtung zur Aufnahme und genauer Positionierung eines Gegenstandes, vorzüglich einer Mikrotiterplatte, sowie Verfahren zu ihrem Betrieb |
DE10002920A1 (de) * | 2000-01-19 | 2001-07-26 | Epigenomics Ag | Kontaktierungsvorrichtung |
DE10005735A1 (de) * | 2000-02-09 | 2001-08-23 | Evotec Biosystems Ag | Verfahren und Vorrichtung zur Abführung suspendierter Mikropartikel aus einem fluidischen Mikrosystem |
DE10026647A1 (de) * | 2000-05-29 | 2001-12-06 | Merck Patent Gmbh | Positioniervorrichtung |
US6632400B1 (en) * | 2000-06-22 | 2003-10-14 | Agilent Technologies, Inc. | Integrated microfluidic and electronic components |
DE10122457A1 (de) * | 2001-05-09 | 2002-11-21 | Bosch Gmbh Robert | Behälter für einen Analyse-Chip |
DE10149684B4 (de) * | 2001-10-09 | 2005-02-17 | Clondiag Chip Technologies Gmbh | Vorrichtung zur Halterung eines Substanzbibliothekenträgers |
-
2003
- 2003-05-09 DE DE10320957A patent/DE10320957A1/de not_active Withdrawn
-
2004
- 2004-05-10 US US10/556,095 patent/US20060198766A1/en not_active Abandoned
- 2004-05-10 EP EP04731894A patent/EP1624968A1/de not_active Withdrawn
- 2004-05-10 WO PCT/EP2004/004983 patent/WO2004098778A1/de active Application Filing
Non-Patent Citations (1)
Title |
---|
See references of WO2004098778A1 * |
Also Published As
Publication number | Publication date |
---|---|
DE10320957A1 (de) | 2004-12-09 |
US20060198766A1 (en) | 2006-09-07 |
WO2004098778A1 (de) | 2004-11-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1019718B2 (de) | Zur zelluntersuchung mittels der patch clamp-methode bestimmte vorrichtung und verfahren | |
EP0849584B1 (de) | Vorrichtung (Küvette) zur Aufnahme und Speicherung von Flüssigkeiten und zur Durchführung optischer Messungen | |
DE60317305T2 (de) | Kontaktloses verfahren zur verteilung geringer flüssigkeitsmengen | |
DE69925210T2 (de) | Spitze für eine Saugvorrichtung | |
EP1311655A2 (de) | Vorrichtung und verfahren zum elektrischen kontaktieren von in einer flüssigkeit in suspension befindlichen biologischen zellen | |
DE102012013465A1 (de) | Haltevorrichtung | |
DE10213272A1 (de) | Vorrichtung und Verfahren zur Leitungsankopplung an fluidische Mikrosysteme | |
DE69833846T2 (de) | Vorrichtung zum Befördern von Komponenten innerhalb eines automatischen Analysesystems | |
WO2008092607A1 (de) | Pipetteneinrichtung, manipulationseinrichtung und verfahren zur manipulation biologischer zellen | |
DE69921051T2 (de) | Saugvorrichtung zur Abgabe von Flüssigkeiten | |
EP1624968A1 (de) | Andockeinrichtung für ein fluidisches mikrosystem | |
EP1483046A1 (de) | Mikrokomponenten-anschlusssystem | |
WO2008089889A1 (de) | Fluidzelle für die rastersondenmikroskopie oder kraftspektroskopie | |
WO2008003312A2 (de) | Verfahren und vorrichtung zur untersuchung des adhäsionsverhaltens von thrombozyten | |
EP3430462B1 (de) | Vorrichtung zum einsetzen in ein bildgebendes system | |
EP2089508A1 (de) | Vorrichtungen und verfahren für elektrophysiologische zelluntersuchungen | |
CH698736B1 (de) | Hochdruckgefriereinrichtung, automatische Ladevorrichtung für Präparate in eine Hochdruckgefriereinrichtung und Verfahren zum Beschicken einer Hochdruckgefriereinrichtung. | |
DE19745807A1 (de) | Magnetkugel-Mikrorheometer | |
EP1291647B1 (de) | Magnetische Greifvorrichtung zum Wechseln von länglichen Proben in einem Röntgen-Analysegerät | |
EP1291648B1 (de) | Platzsparendes Gehäuse für ein Röntgen-Analysegerät mit Probenwechsler | |
DE3420018A1 (de) | Vorrichtung zur messung bestimmter eigenschaften in einem traegermedium suspendierter partikel | |
DE4344108C2 (de) | Zeta-Potential-Meßzelle | |
DE102020134318A1 (de) | Handhabung von Laborelementen | |
WO2013186049A1 (de) | Verfahren und anordnung zur markierung von zellen in einer zellsuspension | |
DE102022211313A1 (de) | Dosiermodul mit Betätigungsfenster |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20051104 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: HUMMEL, STEFAN Inventor name: MUELLER, TORSTEN Inventor name: PFENNIG, ANNETTE |
|
DAX | Request for extension of the european patent (deleted) | ||
17Q | First examination report despatched |
Effective date: 20090528 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20091008 |