EP2346608A2 - Elektronische kolbenhubpipette - Google Patents
Elektronische kolbenhubpipetteInfo
- Publication number
- EP2346608A2 EP2346608A2 EP09804227A EP09804227A EP2346608A2 EP 2346608 A2 EP2346608 A2 EP 2346608A2 EP 09804227 A EP09804227 A EP 09804227A EP 09804227 A EP09804227 A EP 09804227A EP 2346608 A2 EP2346608 A2 EP 2346608A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- piston
- electronic
- pipette
- kolbenhubpipette
- control board
- 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.)
- Ceased
Links
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 210000003811 finger Anatomy 0.000 description 10
- 210000003813 thumb Anatomy 0.000 description 8
- 239000007788 liquid Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- B01L3/02—Burettes; Pipettes
-
- 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
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
- B01L3/0227—Details of motor drive means
-
- 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
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
- B01L3/0237—Details of electronic control, e.g. relating to user interface
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- 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
- B01L2200/08—Ergonomic or safety aspects of handling devices
- B01L2200/087—Ergonomic aspects
-
- 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
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
- B01L3/0224—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type having mechanical means to set stroke length, e.g. movable stops
Definitions
- the invention relates to a functional part of an electronic Kolbenhubpipette with an adapted to the manual Kolbenhubpipetten operating environment. Fields of application of the invention are analytical chemistry and medical diagnostics.
- Piston lifting pipettes are volumetric instruments with reciprocating pistons.
- a plastic or glass tip is placed on the piston stroke pipette. With the piston in the lower intake position, the tip is immersed in the liquid to be metered and dosed. The returning piston sucks the liquid. By depressing or displacing the piston between the volume-defining limits, the volume of liquid to be metered is expelled. With air bubble piston pipettes, there may be an additional air cushion that can be used to expel the last fluid volume.
- the volume setting (piston position) in manual (mechanical) piston-stroke pipettes is usually performed stepwise in the microliter range or milliliter range via a counter or a micrometer screw.
- the display is digitally mechanical.
- the volume setting (piston adjustment) is carried out via buttons or small pushbuttons, electronically controlled and controlled. Buttons and pushbuttons are usually located laterally and / or diagonally on top of a corresponding control panel.
- the display is via an electronic display.
- the triggering weight for pipetting in automatic piston-stroke pipettes is much lower with approx. 50 grams and hardly burdening occupational health.
- the piston guide is electronically controlled, making it much more precise and accurate.
- Electronic piston-operated pipettes can do much more than just pipette.
- Other laboratory applications such as dispensing, titration, multiple dispensing, sequential dispensing or mixing may be performed by software.
- the task in designing and developing a new automatic (electronic) piston-stroke pipette was to develop a piston-stroke pipette that combines the advantages of a manual (mechanical) piston-displacement pipette with the advantages of the automatic (electronic) piston-driven pipette and minimizes the disadvantages of the automatic (electronic) piston-operated pipette .
- the most important point was a self-explanatory, the well-known manual Kolbenhubpipette To create as close as possible control panel that allows the operator ergonomic cheap working in a familiar environment. It was intended to imitate the function of the control knob of the manual piston stroke pipette as closely as possible.
- control knob for electronic Kolbenhubpipetten is such that it fits in design and execution in the overall picture of a Kolbenhubpipette and corresponds to the recognition value of a general Kolbenhubpipette.
- the electronic Kolbenhubpipette is shown schematically in Figure 1.
- the control knob 1 is made of thermoplastic material or metal, preferably made of polypropylene, ABS or POM.
- the entire control knob consists of 1 or 2 parts:
- the lower part as a cylindrical connection and / or detent to the electronics.
- FIGS. 3-6 A schematic representation of the control knob 1 and the display housing 4 can be seen in Figure 2. More detailed illustrations have been made in FIGS. 3-6.
- the upper part of the control knob is round or polygonal shaped, preferably 6-9 edged. About the top can be used to differentiate the volume of a different color Cover sleeve striped and / or jammed.
- the diameter of the upper part is 18 to 22 mm, preferably 19 mm +/- 0.5 mm.
- the thickness (thickness) of the upper part is 7 - 9 mm, preferably 8 mm +/- 0.5 mm.
- the lower part of the control knob is cylindrically shaped with a diameter of 8-14 mm, preferably 11 mm +/- 0.5 mm.
- the length of the lower part from the lower edge of the upper part to the lower edge of the lower part is 10-25 mm, preferably 14 mm +/- 0.5 mm).
- the functional part according to the invention is such that
- thermoplastics or metal preferably polypropylene, POM or ABS,
- the functional part has an overall length of 125 to 150 mm, preferably 130 mm, See Figure 5 functional part.
- housing display and electronic board a width of 38 to 48 mm, preferably 42.5 mm and has a length of 55 to 70 mm, preferably 58.3 mm and on this housing and the control knob is placed,
- the functional part is ergonomically shaped so that the display and the electronic board are housed in the extended finger grip area of the functional part (clamping and / or screwing).
- the display has a width between 22 and 30 mm, preferably 24.2 mm, and an overall height between 10 and 20 mm, preferably 16.6 mm.
- the lower part of the finger grip area is shaped so that the index finger of the operator fits comfortably and securely in the finger recess and leads to an optimal placement of the functional part in the operator's hand and the finger grip with a radius R 10 to R 15, preferably R 12 is equipped .
- the electronically controlled stepper motor (Linear Actuator) is fastened in the lower cylindrical or polygonal part, 4 edges or 9 edges, preferably round or 6 edges, of the functional part by clamping and / or screwing.
- the necessary piston stroke of the pipette is carried out upwards or downwards, - That the battery or the battery of the small electric motor (Linear Actuators) is also placed in the lower cylindrical or polygonal part of the functional part.
- the front part of the lower cylindrical or polygonal part of the functional part was shaped so that a slight to moderate curvature created by a removable handle cap, under which a commercially available, small round or square battery, preferably round, is placed to save space.
- This battery and / or battery compartment has a length between 53 and 60 mm, preferably 54.58 mm and is covered by the handle cap,
- this handle cap has an overall length of 90 to 120 mm, preferably 97 mm, and an outer radius of curvature between R 100 and R 110 and an inner radius of curvature between R 85 and R 90, preferably R 87.64.
- the handle cap is equipped with ventilation channels for optimal handling.
- the ventilation channels can be arranged both transversely and longitudinally.
- the ventilation troughs integrated in the handle cap have a radius of R 1, 5 to R 1, 9, preferably R 1, 75.
- the handle cap is removable and / or removable.
- Pipette tip receiving cone, Ejektorhülse and Ejektorgestfite can be easily and easily inserted or screwed into the functional part of the invention, the coupling or mounting area down in the functional part between 35 and 40 mm long, preferably 37.4 mm.
- the functional part has a bottom diameter between 30 and 40 mm, preferably 32.8 mm. See Fiqur 5 function part.
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Devices For Use In Laboratory Experiments (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008048620A DE102008048620B4 (de) | 2008-09-23 | 2008-09-23 | Elektronische Kolbenhubpipette |
PCT/DE2009/001310 WO2010034290A2 (de) | 2008-09-23 | 2009-09-22 | Elektronische kolbenhubpipette |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2346608A2 true EP2346608A2 (de) | 2011-07-27 |
Family
ID=41693866
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09804227A Ceased EP2346608A2 (de) | 2008-09-23 | 2009-09-22 | Elektronische kolbenhubpipette |
Country Status (8)
Country | Link |
---|---|
US (1) | US20110214518A1 (de) |
EP (1) | EP2346608A2 (de) |
JP (1) | JP2012503182A (de) |
KR (1) | KR20110069825A (de) |
CN (1) | CN102378649A (de) |
CA (1) | CA2737990A1 (de) |
DE (1) | DE102008048620B4 (de) |
WO (1) | WO2010034290A2 (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8871157B2 (en) * | 2011-05-17 | 2014-10-28 | Rainin Instrument, Llc | Electronic pipette with two-axis controller |
CN104254397A (zh) * | 2012-02-13 | 2014-12-31 | 恩姆菲舍尔科技公司 | 电子吸液管 |
FI125309B (fi) | 2012-03-30 | 2015-08-31 | Sartorius Biohit Liquid Handling Oy | Pipetin säätöpyörä |
CN104289260A (zh) * | 2014-08-29 | 2015-01-21 | 浙江海洋学院 | 一种移液管配套装置 |
JP6354691B2 (ja) * | 2015-07-24 | 2018-07-11 | 株式会社安川電機 | 処理システム、制御方法、動作指令生成装置及びコンピュータプログラム |
JP6737554B2 (ja) | 2016-09-27 | 2020-08-12 | 株式会社エー・アンド・デイ | ピペットチップ装着用アダプタ |
DE102016121816A1 (de) * | 2016-11-14 | 2018-05-17 | Ika-Werke Gmbh & Co. Kg | Fluidabgabeeinheit und Handdosiervorrichtung mit wenigstens einer Fluidabgabeeinheit |
CN106694070B (zh) * | 2017-01-31 | 2019-04-26 | 佛山市顺德区罗恩科学仪器有限公司 | 移液器不等量分液操作方法 |
CN106799267B (zh) * | 2017-01-31 | 2019-05-07 | 佛山市顺德区罗恩科学仪器有限公司 | 移液器等量分液操作方法 |
CN107597222B (zh) * | 2017-09-08 | 2019-09-27 | 莫纳(苏州)生物科技有限公司 | 电动手工加样器 |
FR3073755B1 (fr) * | 2017-11-20 | 2019-12-20 | Gilson Sas | Accessoire fonctionnalise pour pipette mecanique de prelevement |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4671123A (en) * | 1984-02-16 | 1987-06-09 | Rainin Instrument Co., Inc. | Methods and apparatus for pipetting and/or titrating liquids using a hand held self-contained automated pipette |
US4567780A (en) * | 1984-03-12 | 1986-02-04 | American Hospital Supply Corporation | Hand-held pipette with disposable capillary |
JP2554666B2 (ja) * | 1987-09-18 | 1996-11-13 | 株式会社ニチリョー | 可変式ピペット |
JPH02194845A (ja) * | 1989-01-25 | 1990-08-01 | Takara Shuzo Co Ltd | ピペット |
DE4436014C2 (de) * | 1994-10-08 | 2002-06-20 | Uvo Hoelscher | Medizinisches Gerät mit einer Dosiervorrichtung |
US5998218A (en) * | 1996-09-09 | 1999-12-07 | Sherwood Services Ag | Calibration system for an electronically monitored mechanical pipette |
US5892161A (en) * | 1997-09-09 | 1999-04-06 | Tyco Group S.A.R.L. | Transducer assembly for an electronically monitored mechanical pipette |
US6254832B1 (en) * | 1999-03-05 | 2001-07-03 | Rainin Instrument Co., Inc. | Battery powered microprocessor controlled hand portable electronic pipette |
US6299841B1 (en) * | 1999-03-05 | 2001-10-09 | Rainin Instrument Co., Inc. | Bilaterally symmetrical battery powered microprocessor controlled lightweight hand-holdable electronic pipette |
US6428750B1 (en) * | 2000-02-17 | 2002-08-06 | Rainin Instrument, Llc | Volume adjustable manual pipette with quick set volume adjustment |
DE10038569C2 (de) * | 2000-08-03 | 2002-07-04 | Brand Gmbh & Co Kg | Repetierend manuell zu betätigende Abgabe- und/oder Aufnahmeeinrichtung für Flüssigkeiten |
US6715369B2 (en) * | 2000-08-03 | 2004-04-06 | Nichiryo Co., Ltd. | Hybrid pipette |
FI20002241A0 (fi) * | 2000-10-11 | 2000-10-11 | Labsystems Oy | Säädettävä pipetti |
EP1438138B1 (de) * | 2001-10-16 | 2010-09-08 | Matrix Technologies Corporation | Hand-pipettiervorrichtung |
US6842169B2 (en) * | 2001-10-19 | 2005-01-11 | Research In Motion Limited | Hand-held electronic device with multiple input mode thumbwheel |
FI20031681A0 (fi) * | 2003-11-19 | 2003-11-19 | Thermo Electron Oy | Sähköpipetti |
FR2874840B1 (fr) * | 2004-09-07 | 2006-11-17 | Gilson Sas Soc Par Actions Sim | Pipette comportant une roue de commande |
US7976793B2 (en) * | 2003-11-27 | 2011-07-12 | Gilson S.A.S. | Electronic pipette |
WO2005121780A2 (en) * | 2003-12-09 | 2005-12-22 | Board Of Regents, The University Of Texas System | Methods and apparatus for characterizing, measuring, and dispensing fluids |
FI20040291A0 (fi) * | 2004-02-25 | 2004-02-25 | Thermo Electron Oy | Elektroninen pipetti |
US7524461B2 (en) * | 2004-05-17 | 2009-04-28 | Brand Gmbh + Co. Kg | Motorized pipette |
DE102006024051A1 (de) * | 2006-05-23 | 2007-12-06 | Eppendorf Ag | Elektronische Dosiervorrichtung zum Dosieren von Flüssigkeiten |
DE102006037213A1 (de) * | 2006-08-09 | 2008-02-14 | Eppendorf Ag | Elektronische Dosiervorrichtung zum Dosieren von Flüssigkeiten |
-
2008
- 2008-09-23 DE DE102008048620A patent/DE102008048620B4/de not_active Expired - Fee Related
-
2009
- 2009-09-22 US US13/120,365 patent/US20110214518A1/en not_active Abandoned
- 2009-09-22 JP JP2011527206A patent/JP2012503182A/ja active Pending
- 2009-09-22 WO PCT/DE2009/001310 patent/WO2010034290A2/de active Application Filing
- 2009-09-22 CA CA2737990A patent/CA2737990A1/en not_active Abandoned
- 2009-09-22 CN CN2009801371646A patent/CN102378649A/zh active Pending
- 2009-09-22 EP EP09804227A patent/EP2346608A2/de not_active Ceased
- 2009-09-22 KR KR1020117009260A patent/KR20110069825A/ko not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO2010034290A2 * |
Also Published As
Publication number | Publication date |
---|---|
DE102008048620B4 (de) | 2011-09-15 |
DE102008048620A1 (de) | 2010-03-25 |
WO2010034290A2 (de) | 2010-04-01 |
US20110214518A1 (en) | 2011-09-08 |
CA2737990A1 (en) | 2010-04-01 |
JP2012503182A (ja) | 2012-02-02 |
WO2010034290A3 (de) | 2010-06-17 |
KR20110069825A (ko) | 2011-06-23 |
CN102378649A (zh) | 2012-03-14 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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Extension state: AL BA RS |
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DAX | Request for extension of the european patent (deleted) | ||
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: GILSON S.A.S. Owner name: AHN BIOTECHNOLOGY GMBH |
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Effective date: 20130412 |
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STAA | Information on the status of an ep patent application or granted ep patent |
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18R | Application refused |
Effective date: 20151005 |