EP3285929A1 - Conduit d'incubation - Google Patents

Conduit d'incubation

Info

Publication number
EP3285929A1
EP3285929A1 EP15817077.9A EP15817077A EP3285929A1 EP 3285929 A1 EP3285929 A1 EP 3285929A1 EP 15817077 A EP15817077 A EP 15817077A EP 3285929 A1 EP3285929 A1 EP 3285929A1
Authority
EP
European Patent Office
Prior art keywords
incubation
opening
channel
carrier
liquid
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Withdrawn
Application number
EP15817077.9A
Other languages
German (de)
English (en)
Inventor
Christian Kaffka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Euroimmun Medizinische Labordiagnostika AG
Original Assignee
Euroimmun Medizinische Labordiagnostika AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Euroimmun Medizinische Labordiagnostika AG filed Critical Euroimmun Medizinische Labordiagnostika AG
Publication of EP3285929A1 publication Critical patent/EP3285929A1/fr
Withdrawn legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/08—Geometry, shape and general structure
    • B01L2300/0809—Geometry, shape and general structure rectangular shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/08—Geometry, shape and general structure
    • B01L2300/0809—Geometry, shape and general structure rectangular shaped
    • B01L2300/0822—Slides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00—Additional constructional details
    • B01L2300/08—Geometry, shape and general structure
    • B01L2300/0861—Configuration of multiple channels and/or chambers in a single devices
    • B01L2300/0877—Flow chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2400/00—Moving or stopping fluids
    • B01L2400/04—Moving fluids with specific forces or mechanical means
    • B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
    • B01L2400/0487—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure fluid pressure, pneumatics
    • B01L2400/049—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure fluid pressure, pneumatics vacuum
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/30—Staining; Impregnating ; Fixation; Dehydration; Multistep processes for preparing samples of tissue, cell or nucleic acid material and the like for analysis
    • G01N1/31—Apparatus therefor
    • G01N1/312—Apparatus therefor for samples mounted on planar substrates

Definitions

  • the present invention relates to an incubation trough having a depression formed by the walls of the incubation trough and a bottom, the incubation trough having means for aspirating liquid at at least one longitudinal end of the depression, preferably an opening opening into an outlet channel at the longitudinal end of the depression preferably in a wall of the incubation channel, wherein the opening and outlet channel are designed so that negative pressure can be applied, wherein the incubation channel is pivotable about its transverse axis and wherein the incubation channel can be equipped with a carrier.
  • tissue sections or cells can first be stained and the stained structures can then be examined as part of an assessment. Particularly in the field of histology or histopathology, micron-thin, dyed tissue sections are produced and assessed on the microscope.
  • Specimens used in histological work include, in particular, surgical specimens, specimen excisions and biopsied tissue, the primary aim of which is to examine such stained tissue sections for the reliable detection and typing of tumors. With the help of such methods can
  • patient samples can be assayed for the presence or concentration of particular molecules if the values obtained are useful information from diagnostic reference data.
  • detection of specific autoantibodies may indicate that the patient is suffering from an autoimmune disease.
  • autoimmune diseases include infections, inflammatory diseases such as rheumatoid diseases, metabolic diseases such as diabetes and neurological disorders.
  • a particular problem with miniaturization is that the ratio of the liquid volume retained by capillary forces and adhesion to surfaces, on the one hand, and the total volume of liquid used for a process step, on the other hand, is particularly high. In other words, so much liquid adheres to the surfaces that they can not be efficiently removed by a step of pouring or pipetting.
  • a residual wash solution dilutes a reagent introduced for a subsequent reaction and thereby reduces the yield or sensitivity of the subsequent reaction.
  • US 2014/248618 describes an arrangement for a microfluidic flow cell which, however, is not pivotable and does not represent an incubation trough, but rather a closed system. The same applies to the microscope device described in US Pat. No. 6,673,620. It is therefore an object of the present invention to provide a method by means of which samples which are to be pathologically or laboratory-diagnosed can be examined with the least possible use of reagents and sample. In particular, the object is to increase the concentration of the reagents using a given absolute amount.
  • a further object underlying the present invention is to reduce the space requirements, loss of fluid and / or the duration of the transfer or the entire detection method compared to the methods described in the prior art. At the same time the reproducibility should be maintained or increased.
  • Another object is to provide a method that minimizes the risk of spills and associated wastage of reagents and damage to the sample.
  • the object underlying the invention is achieved in a first aspect by an incubation trough having a depression formed by the walls of the incubation trough and a bottom, the incubation trough having a means for aspirating liquid at at least one longitudinal end of the depression, preferably one in one Outlet opening opening at the longitudinal end of the recess, particularly preferably in a wall of Incubationsrinne, wherein the opening and outlet channel are designed, preferably pressure-locking that negative pressure can be applied, the incubation channel is pivotable about its transverse axis and wherein the incubation trough equipped with a carrier can be.
  • negative pressure is applied via the outlet channel.
  • the means for suction allows the suction of the liquid at the bottom and is preferably an opening into an outlet channel opening which is located at the bottom of the incubation trough.
  • the incubation channel has an opening opening into an outlet channel, which opens into an outlet channel extending at the level of the bottom or below, which adjoins an outlet compartment separated from the recess, which has an outlet compartment opening.
  • the incubation trough contains a carrier with a biological sample, which is preferably arranged on the side of the carrier which faces the bottom of the incubation trough, wherein the carrier preferably rests on the floor.
  • the incubation trough contains a liquid, wherein the incubation trough preferably has an opening opening into an outlet channel and the surface of the liquid preferably lies above the opening.
  • the carrier and the incubation channel are adapted to one another such that the carrier can be moved back and forth in the recess along the longitudinal axis of the incubation channel when the incubation channel is equipped with the carrier.
  • the incubation trough further comprises an opening in an inlet channel, preferably in a wall of the incubation trough, which adjoins an inlet compartment separated from the recess having an inlet compartment opening, the inlet channel preferably at the level of or below the floor the longitudinal axis of the Incubationsrinne runs.
  • the incubation chamber has an opening opening into an outlet channel along the longitudinal axis of the incubation channel at one longitudinal end and an opening opening into an inlet channel at the other longitudinal end of the depression.
  • the incubation trough further comprises a suction hood removably mounted on the outlet compartment opening with a drain through which negative pressure can be applied.
  • the carrier can be moved when moving up to a longitudinal end of the recess and thereby connects completely to the longitudinal end of the recess.
  • a device comprising a lower part having incubation channels according to the invention with at least one outlet compartment opening and a frame-shaped upper part comprising suction hoods, the lower part and upper part are adapted to each other, that the upper part so on the lower part It can be set up that a suction hood sits on each outlet compartment opening.
  • the object underlying the invention is achieved in a third aspect by a method for incubating a carrier, comprising the steps: a) incubation of a carrier in the cavity of an incubation tray with a depression formed by the walls of the incubation tray and a tray in the presence of a Fluid, and b) aspirating the fluid at a longitudinal end of the well, preferably via an orifice which opens into a negative pressure outlet passage, the orifice being at the longitudinal end of the well, preferably at the bottom of the incubation well, and wherein the Incubation trough is an incubation trough according to the invention according to the first aspect or an incubation trough in the device according to the second aspect.
  • the incubation trough is pivotable about its transverse axis and at least one of the steps a) and b), preferably step b) is performed while pivoting.
  • step b) is carried out at the moment in which an incubation trough is pivoted so that a liquid therein accumulates at the longitudinal end of the incubation trough, preferably to the greatest extent possible, at which the liquid is sucked off, and in which preferably the carrier has moved as far as this longitudinal end of the depression and, with particular preference, adjoins without gaps the longitudinal end of the depression.
  • the present invention relates to an incubation trough to which negative pressure is applied according to the invention for the removal of liquid.
  • the Incubationsrinne is designed so that even liquid residue can be removed in this way, which would not be removed by a solely gravity-driven Abgie health. The liquid is therefore removed more efficiently than with conventional incubation troughs and methods.
  • the incubation trough is an elongated incubation trough, i. the ratio of the shorter side to the longer side defining the longitudinal axis is 1: at least 1, for example 1: 1, 25, 1: 1, 5, 1: 1, 61, 1: 1, 75, 1: 1, 86 , 1: 2, 1: 2.5, 1: 2.923, 1: 3, 1: 4, 1: 5, 1: 5.2, 1: 7.5 or 1: 10.
  • the incubation trough is liquid tight. It can be provided with a lid, a foil or a similar cover.
  • the incubation trough may be insertable in the form of a disposable insert into a fitted tray having a plurality of incubation troughs, e.g. at least 2, 3, 4, 5, 6, 10, 12, 15, 20 or 30 incubation troughs may contain. In a preferred embodiment, the tray can accommodate several incubation troughs of different sizes.
  • the bottom of the incubation trough is flat and forms a plane. Nevertheless, it does not have to be a plane without any irregularities, rather the floor may be provided with grooves or ruffles. If a structural feature is localized as “below” or “above” the ground, its plane, or a plane parallel to that plane, then the attitude relative to that plane is meant vertically.
  • the incubation trough can be equipped with a carrier. This is preferably a flat, adapted to the width of the incubation trough carrier, preferably a glass carrier, more preferably a biochip, as described for example in DE 20 201 1 005 278.
  • the carrier can be transparent.
  • the sample may be directly coated with a sample, but it is also possible to apply the sample to another slide, such as a foil or a thin glass or plastic disc, which is glued or otherwise attached to the transparent slide.
  • the carrier may have properties and markings as described in EP141521 13.8.
  • the sample is arranged on the underside of the carrier, ie the side which faces the bottom of the incubation trough.
  • Incubation trough and carrier are adapted to each other so that the incubation carrier can be equipped with the carrier.
  • the incubation trough and support are preferably elongated, the length of the support being less than the length of the depression, so that the support inserted into the depression does not touch both longitudinal ends of the depression.
  • the length of the carrier is 50 to 99, more preferably 50 to 95, even more preferably 60 to 90 percent of the length of the well.
  • the width of the carrier is preferably selected so that the carrier introduced into the depression can not rotate on the bottom of the incubation trough.
  • the carrier introduced into the depression is preferably unpaved and, when the incubation channel is swiveled with carrier and liquid, it can move within the framework of the geometric boundaries through the walls of the depression, preferably along the longitudinal axis.
  • the shape of Incubationsrinne and support are adapted to each other so that one end of the carrier connects completely to the longitudinal end of the recess when the Incubationsrinne is pivoted so that the carrier moves to the end of the recess and touches on the longitudinal end of the recess.
  • the gapless closure does not have to extend across the entire width of the carrier, but is sufficient to at least partially channel liquid under the carrier or flowing below it in the direction of the outlet compartment opening.
  • the carrier may be a test strip and / or a suitable membrane, for example a nitrocellulose membrane coated with samples or diagnostic reagents.
  • the carrier rests on the bottom of the depression such that it is at least partially underlaid after it has been filled with a liquid so that a sample on the carrier is in contact with the liquid.
  • the carrier can rest directly on the ground, or the incubation channel and / or the carrier has a means for fixing a distance, preferably the minimum distance, between the underside of the carrier and the bottom of the recess.
  • one or more than one foot may be attached to the underside of the carrier, for example a pedestal or one or more rails, optionally in the form of a parallel pair, for example mounted parallel to the longitudinal direction of the carrier on its side facing the floor the same material as the carrier.
  • a frame may rest or be mounted on the bottom of the incubation channel or on the walls, on which the carrier rests in a distance fixed to the bottom of the recess.
  • the necessary local fluid exchange can be ensured, for example, that the incubation trough is moved moderately and the carrier is at least temporarily crazy or floating without rotation.
  • the means for fixing the distance causes the sample to be in contact with liquid even when the carrier is not completely covered. Furthermore, this arrangement causes the formation of a separate compartment, completed by the bottom below, the underside of the carrier above and the walls on the side, the contents of which can be particularly effectively sucked through an opening at the bottom of the incubation channel. In the process, liquid is also removed which, due to interaction with surfaces, adheres to the carrier or the incubation channel and could not be removed by pouring off. Furthermore, the evaporation of the liquid and thus the consumption of reagents is reduced by the compartment.
  • the sample is or will be processed diagnostically or analytically.
  • diagnostically or analytically This preferably means that the sample has been treated with diagnostic methods and / or agents in such a way that its condition, optionally after further processing steps, permits an analysis and a contribution to a diagnosis.
  • laboratory, cytological, morphological-microscopic, biochemical, (immune) chemical especially immuno-thistochemical or enzyme-histochemical, molecular-biological, histological, serological, pathological, chemical or physical analysis methods are suitable.
  • the sample is a biological sample that is paraffinized and / or fixed in formalin solution.
  • a tissue section is stained with dyes or labeled antibodies, preferably fluorescently labeled antibodies, and examined by light microscopy with regard to the morphology of the cells contained therein.
  • exemplary molecular biology techniques include s / fu hybridizations such as fluorescence in s / fu hybridization.
  • Exemplary pathological procedures include staining such as ATPase, NADH, hematoxylin / eosin, Gomori trichrome, PAS, and oil red staining on muscle biopsies.
  • Suitable reagents, software and apparatus for processing samples are commercially available, for example from the company EUROIMMUN AG Medical Laboratory Diagnostics, Lübeck.
  • the biological sample may, for example, be selected from the group comprising tissues, preferably tissue sections or tissue biopsies, e.g. For example, rapid cuts, biological cells such as eukaryotic or prokaryotic cells or products thereof, viruses, purified, isolated or engineered molecules such as nucleic acids, polypeptides, lipids or carbohydrates may be selected.
  • tissue sections or tissue biopsies e.g. For example, rapid cuts, biological cells such as eukaryotic or prokaryotic cells or products thereof, viruses, purified, isolated or engineered molecules such as nucleic acids, polypeptides, lipids or carbohydrates may be selected.
  • tissue sections or tissue biopsies e.g.
  • biological cells such as eukaryotic or prokaryotic cells or products thereof
  • viruses purified, isolated or engineered molecules
  • isolated or engineered molecules such as nucleic acids, polypeptides, lipids or carbohydrates
  • the incubation trough has an outlet channel with an outlet channel opening for the removal of liquid from the incubation trough via suction, which is designed so that the carrier is not removed or damaged during suction.
  • suction which is designed so that the carrier is not removed or damaged during suction.
  • it is a hose whose end is introduced into the liquid. It is preferably a channel integrated into the incubation channel. Pressure can be applied to the outlet channel for suction.
  • the width of the outlet channel is preferably 50 to 100%, more preferably 60 to 95%, even more preferably 75 to 95% of the width of the well of the incubation tray or carrier, preferably the carrier.
  • the outlet channel opens into an outlet compartment with an outlet compartment opening.
  • This is a space, preferably along the longitudinal axis of the Incubationsrinne at one end thereof, which is closed except for the mouth of the channel and the opening against pressure and fluid loss and in which can accumulate liquid contained therein with a corresponding inclination of the Incubationsrinne without being in contact with the wearer.
  • the outlet compartment opening is designed such that a suction device, preferably a suction hood can be detachably or firmly attached.
  • the bottom of the outlet compartment may be at least partially below the level of the bottom of the well to assist fluid flow into the compartment.
  • suction hood preferably a round base, preferably, at least at the bottom of a flexible material, such as a rubber or plastic suction cup, understood, which is finally seated under pressure on the opening and in the a derivative is incorporated via which pressure is applied.
  • the opening of the outlet channel is arranged vertically starting from the plane of the bottom so that at least part of it, preferably the entire opening lies below the surface of a liquid with which the incubation trough is filled, is more preferably filled so far that the carrier is straight completely covered with liquid.
  • the opening is arranged at the bottom. This is the case when liquid located in the incubation trough, apart from residues adhering to surfaces, can drain completely if the trough is inclined so that the liquid runs in the direction of the opening.
  • the outlet channel is under negative pressure, which is preferably at least dimensioned so that liquid is sucked in the recess.
  • the delivery rate with which the liquid is sucked off can be 0.1 to 10, preferably 0.2 to 5, more preferably 0.3 to 3 l / min.
  • Conventional aspirating devices may be used, such as diaphragm, gear, piston or peristaltic pumps.
  • the suction of the liquid can be continuous or discontinuous. In a preferred embodiment, the suction is carried out continuously, ie it is not the majority of the liquid in a train, for example, at the end of the incubation, sucked off, but in several steps.
  • liquid is simultaneously liquid at at least one point in time, preferably at least for 10, 20, 30, 60, 120, 300, 600 seconds, 10, 15, 20 or 30 minutes let in at one end of the incubation tray and aspirated at the other end of the incubation tray.
  • the carrier always comes only with fresh, fresh liquid in contact. This speeds up the processing of the carrier or the biological sample.
  • the carrier is first incubated therein, preferably for at least 10, 20, 30, 60, 120, 300 seconds, 10, 15 or 30 minutes before the liquid is sucked off.
  • the incubation trough may be filled with a liquid, preferably an aqueous liquid, more preferably a washing buffer or reagent for processing a sample on the support.
  • a liquid preferably an aqueous liquid, more preferably a washing buffer or reagent for processing a sample on the support.
  • the volume of the liquid is sized so that the biological sample is in sufficient contact therewith.
  • the volume of liquid in the incubation trough is sized to completely cover the carrier and sample thereon in a horizontal position.
  • it is dimensioned so that the liquid completely covers a sample which is arranged on the side of the carrier, which faces the bottom.
  • it is sized so that it does not permanently wet the sample but regularly wets completely when the incubation channel is swiveled on incubation.
  • the incubation trough has an inlet channel.
  • This is a closed means for the inflow of liquid that does not have to be pressure-sealed.
  • the inflow can be made directly into the incubation channel or via an inlet compartment opening into an inlet compartment, preferably along the longitudinal axis at the end of the incubation channel, preferably at the other end than the outlet compartment.
  • the bottom of the inlet compartment may be at least partially below the level of the bottom of the well to mitigate the local pressure generated by impinging liquid drops.
  • the incubation trough can preferably be moved in such a way that the liquid is thoroughly mixed and its exposure to the carrier is promoted, for example by pivoting, vibrating, shaking or the like.
  • the incubation trough is pivotable about its transverse axis, so that the liquid shifts in the direction of the deeper longitudinal end of the incubation trough. In the tilted state, especially when the outlet opening is at the longitudinal end and the outlet channel opening is at the bottom, the removal of the liquid is particularly simple and efficient.
  • the incubation trough forms an angle of 1 to 45 °, more preferably 2.5 to 30 °, more preferably 7.5 to 25 °, with the base
  • FIG. 1 shows a device according to the invention comprising a lower part (1) with an incubation channel (2) located therein with a depression (3), a suction hood (4) on the outlet compartment and an inlet channel (5) leading into the inlet compartment.
  • FIG. 2A shows a device according to the invention comprising a lower part (1) and an incubation channel (2) with a recess (3) from above.
  • the black bar marks the location where the cross-section of the device shown in Fig. 2B is located.
  • FIG. 2B shows a device according to the invention in cross-section at the point marked by the black bar in FIG. 2A through an incubation channel (2).
  • an outlet compartment (8) which is connected to the well filled with a liquid (7) via an outlet channel (6).
  • a discharge (13) located in the suction hood (4).
  • Liquid can be introduced into the inlet compartment (11) via an inlet channel (5).
  • Inlet channel (5) and outlet channel (6) open into the recess in the form of an inlet compartment opening (10) or outlet compartment opening (9).
  • a carrier with a biological sample (12) is immersed in the liquid.
  • the bottom of the inlet compartment (11) is in Fig. 2B below the level of the bottom of the recess.
  • FIG. 3 show the interaction of a device according to the invention comprising a lower part (1, 14) with an upper part (15) adapted thereto.
  • a device according to the invention comprising a lower part (1, 14) with an upper part (15) adapted thereto.
  • Fig. 3A only the lower part is shown.
  • Fig. 3B the lower part is shown together with a set of suction hoods (4) and inlet channels (5).
  • Figure 3C shows top (15) and bottom (14), with the top being equipped with suction hoods and inlet channels arranged to fit onto the outlet compartment or inlet compartment openings.
  • Fig. 3D shows the same device according to the invention as Fig. 3C, except that the upper part (15) on the lower part (14) is seated.
  • FIG. 4A shows an incubation trough (2) according to the invention filled with a liquid (7) with a depression (3) which is equipped with a carrier with a biological sample (12).
  • the sample (16) is located on the support on the side facing the bottom of the incubation trough.
  • the carrier can be moved back and forth along the longitudinal axis in the incubation trough, in particular by pivoting the incubation trough with an axis of rotation (17) over the transverse axis (not shown, parallel to the axis of rotation).
  • the carrier stands with two feet on the ground, which are designed so that liquid along the longitudinal axis can flow past them.
  • Fig. 4B shows the same device after pivoting across the transverse axis.
  • the carrier (12) with the biological sample (16) moves, with the liquid following gravity together, to the longitudinal end of the recess of the incubation trough, the carrier being continuous with the longitudinal end of the trough (marked with a double arrow).
  • the liquid accumulates on the downwardly pivoted longitudinal end of the depression or the incubation trough.
  • Fig. 4C shows that in this situation, the carrier, bottom and walls of the incubation channel form a channel through which the liquid can be sucked through the outlet channel (6) in a particularly efficient manner when negative pressure is applied in the outlet compartment.
  • the flow of liquid through the channel is marked with a simple arrow. There are no residual liquid at the longitudinal end.

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Devices For Use In Laboratory Experiments (AREA)

Abstract

La présente invention concerne un conduit d'incubation pourvu d'un évidement, formé par les parois du conduit d'incubation, et un fond. Le conduit d'incubation comprend un moyen d'aspiration de liquide à au moins une extrémité longitudinale de l'évidement, de préférence une ouverture, débouchant dans un canal de sortie, à l'extrémité longitudinale de l'évidement, de manière particulièrement préférée dans une paroi du conduit d'incubation. L'ouverture et le canal de sortie sont conçus de façon à pouvoir appliquer une dépression. Le conduit d'incubation peut pivoter sur son axe transversal et le conduit d'incubation peut être équipé d'un support.
EP15817077.9A 2015-04-24 2015-12-21 Conduit d'incubation Withdrawn EP3285929A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP15001230 2015-04-24
PCT/EP2015/002575 WO2016169576A1 (fr) 2015-04-24 2015-12-21 Conduit d'incubation

Publications (1)

Publication Number Publication Date
EP3285929A1 true EP3285929A1 (fr) 2018-02-28

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Family Applications (2)

Application Number Title Priority Date Filing Date
EP15817077.9A Withdrawn EP3285929A1 (fr) 2015-04-24 2015-12-21 Conduit d'incubation
EP15003625.9A Pending EP3085446A1 (fr) 2015-04-24 2015-12-21 Canal d'incubation

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP15003625.9A Pending EP3085446A1 (fr) 2015-04-24 2015-12-21 Canal d'incubation

Country Status (11)

Country Link
US (1) US10596574B2 (fr)
EP (2) EP3285929A1 (fr)
JP (1) JP6592105B2 (fr)
KR (1) KR102222108B1 (fr)
CN (1) CN107530704B (fr)
AU (1) AU2015392201B2 (fr)
BR (1) BR112017019915B1 (fr)
CA (1) CA2983467C (fr)
DE (1) DE112015006486A5 (fr)
SG (1) SG11201708466VA (fr)
WO (1) WO2016169576A1 (fr)

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EP3539661B1 (fr) 2018-03-12 2024-06-05 Euroimmun Medizinische Labordiagnostika AG Goulotte d'incubation ainsi que cuve d'incubation à plusieurs goulottes d'incubation
EP3699572A1 (fr) * 2019-02-20 2020-08-26 Euroimmun Medizinische Labordiagnostika AG Dispositif d'incubation en matériau composite et méthode de coloration d'un échantillon
CN110479393B (zh) * 2019-08-24 2021-11-12 苏州德运康瑞生物科技有限公司 一种可编程微流控芯片表面改性染色仪
WO2021044543A1 (fr) * 2019-09-04 2021-03-11 平田機工株式会社 Appareil de préparation d'échantillon

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SG11201708466VA (en) 2017-11-29
KR20180016999A (ko) 2018-02-20
CN107530704A (zh) 2018-01-02
US20180078941A1 (en) 2018-03-22
US10596574B2 (en) 2020-03-24
DE112015006486A5 (de) 2018-01-04
JP6592105B2 (ja) 2019-10-16
AU2015392201A1 (en) 2017-10-05
CN107530704B (zh) 2020-06-12
CA2983467C (fr) 2019-12-24
EP3085446A1 (fr) 2016-10-26
AU2015392201B2 (en) 2021-04-22
JP2018513787A (ja) 2018-05-31
CA2983467A1 (fr) 2016-10-27
WO2016169576A1 (fr) 2016-10-27
KR102222108B1 (ko) 2021-03-04
BR112017019915A2 (pt) 2018-06-19
BR112017019915B1 (pt) 2022-10-25

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