CN105154315B - A kind of biofluid experiment flow cavity - Google Patents

A kind of biofluid experiment flow cavity Download PDF

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Publication number
CN105154315B
CN105154315B CN201510642699.6A CN201510642699A CN105154315B CN 105154315 B CN105154315 B CN 105154315B CN 201510642699 A CN201510642699 A CN 201510642699A CN 105154315 B CN105154315 B CN 105154315B
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China
Prior art keywords
bottom sheet
fluid
disengaging
flow cavity
tubule
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CN201510642699.6A
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Chinese (zh)
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CN105154315A (en
Inventor
徐紫宸
王贵学
徐文峰
廖晓玲
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重庆大学
重庆科技学院
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Priority to CN201510642699.6A priority Critical patent/CN105154315B/en
Publication of CN105154315A publication Critical patent/CN105154315A/en
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Publication of CN105154315B publication Critical patent/CN105154315B/en

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Abstract

The technical solution adopted by the present invention is:A kind of biofluid experiment flow cavity, the flow cavity include horizontal plane it is rectangular upper piece and bottom sheet, and it is film trap seal washer, cell slide, flow cavity seal washer and glass mounting in rectangle and length and width dimensions identical to set gradually horizontal plane to bottom sheet by upper piece, piece and bottom sheet are bolted thereon;Beneficial effects of the present invention are:The biofluid experiment flow cavity of the present invention is simple in construction, easy to use;Meanwhile practicality of the present invention is stronger, it can realize the change of flow chamber size by simply adjusting flow cavity seal washer thickness, so as to reach flexible and changeable effect, adapt to various types of requirement of experiment;Especially, in the inlet and outlet of disengaging flow chamber, what buffering flow configuration is the present invention specially devise, and fluid, which passes in and out, in experiment passes through buffering uniform flows at different levels so that experimental data is more accurate, and experiment effect is more preferable.

Description

A kind of biofluid experiment flow cavity

Technical field

The present invention relates to a kind of biomedicine experiment device, more particularly to a kind of biofluid experiment flow cavity.

Background technology

Biofluid experiment is exactly with flow cavity can be by the experimental part of the flow chamber of microexamination.In biology In engineering in medicine experimental study, the various kinds of cell such as endothelial cell, blood cell for blood vessel, in the presence of fluid force, its The experimental study of cell propagation, adhesion etc. has been carried out in a deep going way;But due to the particularity of angio-architecture, plus the stream of research Mechanics are different with the emphasis of blood vessel, and above-mentioned experiment is required to design personalized laboratory apparatus;And in the market because of this The personalization of research is strong, almost without general blood vessel bionic cell flow laboratory apparatus;Most of research institutions, it is basis Respective experiment needs, the laboratory apparatus of designed, designed;Biofluid experiment is to test to put down in fluid experiment instrument with flow cavity The core part of platform;It is to Success in Experiment whether judgement, experimental design, the direct judgement of Rational Parameters, experimental cell shadow Picture and directly obtaining for experimental data serve vital effect;Moreover, for the of different sizes of experiment porch, convection current Mechanics experiment needed for liquid circulation amount and flow velocity requirement, it is necessary to flow cavity flow chamber it is of different sizes, therefore need A kind of biofluid experiment flow cavity is specially designed, to meet requirement of experiment;A kind of and muscle power of cell stream specially to design Learn that to test special cell flow laboratory apparatus supporting so that each experimentation cost is higher, the flow cavity that specially designs and supporting Instrument does not have versatility, and service efficiency is low;In a word, there is general for biofluid experiment flow cavity of the prior art The problems such as property is poor, and service efficiency is low.

The content of the invention

In view of this, it is an object of the invention to provide a kind of biofluid experiment flow cavity.

Above-mentioned purpose is realized, the technical solution adopted by the present invention is:A kind of biofluid experiment flow cavity, the flowing Chamber include horizontal plane it is rectangular upper piece and bottom sheet, and it is rectangle and length and width chi to set gradually horizontal plane to bottom sheet by upper piece Film trap seal washer, cell slide, flow cavity seal washer and glass mounting in very little identical, piece and bottom sheet pass through spiral shell thereon Tether and connect;It is described upper piece be provided with piece opening, upper film trap and upper piece bolt hole, piece opening insertion thereon is arranged at a middle part Position, upper film trap are set one week along upper piece edge of opening outside, and notch is downward, its edge length and width dimensions and upper film trap seal washer Size is adapted, and upper piece bolt hole is arranged on the outside of film trap;Upper film trap seal washer is set one week along upper piece groove edge;It is described It is down-set that cell slide is loaded with cell side;The flow cavity seal washer is set one week along cell slide edge, its Central space is flow chamber;The glass mounting is fixedly installed in bottom sheet, and glass mounting short side both ends are symmetrically arranged with Up/down perforation and pass in and out groove with the mounting fluid that connect of flowing cavity, the mounting fluid passes in and out that groove is parallel with glass mounting short side to be set Put;It is even that the bottom sheet is provided with top boss, bottom sheet opening, two bottom sheet fluids disengaging groove, two advection passages, two disengaging Chute, four fluid tubules and bottom sheet bolt hole, top boss horizontal plane is rectangular to be arranged at bottom sheet top surface medium position, top The length and width dimensions of boss are identical with glass mounting size, and bottom sheet opening is arranged at top boss medium position, and its up/down perforation is whole Individual bottom sheet is simultaneously corresponding with upper piece aperture position, and two bottom sheet fluids disengaging grooves are respectively symmetrically arranged at top boss short side two End, it is consistent with mounting fluid disengaging groove length and width dimensions and is correspondingly arranged, and two disengaging even flowing chutes are respectively arranged at two bottom sheet It is be arranged in parallel on the outside of fluid disengaging groove and with two bottom sheet fluid disengaging grooves, two disengaging even flowing chutes are led to by two advections Road is respectively communicated with two bottom sheet fluid disengaging grooves;Two disengaging uniform flow trench bottom both ends are each provided with one group of tubule hole;Described four Individual fluid tubule is arranged in bottom sheet, and each fluid tubule one end connects one group of tubule hole connection disengaging even flowing chute by corresponding, The other end is respectively communicated on the outside of bottom sheet, and by the fluid tubule other ends of the different disengaging even flowing chutes of two connections by arch The soft pipe connection in rainbow shape is played, two other fluid tubule other end one is fluid inlet tube mouth, and one is fluid outlet spout.

Further, the fluid tubule of the different disengaging even flowing chutes of four fluids tubule each two one end connection is one Group, two groups of fluid tubule other ends are respectively communicated to the symmetrical both sides of bottom sheet;

Further, every group of tubule hole includes a tubule macropore and a tubule aperture, tubule macropore are arranged at Close to disengaging even flowing chute medium position, tubule aperture is disposed in proximity to pass in and out even flowing chute end position;

Further, the bottom sheet fluid disengaging groove is consistent with advection passage length size;

Further, the disengaging uniform flow groove depth 3mm~5mm, wide 2mm~3mm, fluid disengaging groove depth 3mm~5mm are wide 2mm~3mm, advection passage depth 1mm;

Further, the thickness of the flow cavity seal washer is 0.01mm~2mm;

Further, four angles of the upper film trap are provided with corner and reserve groove;

Further, it is described upper piece it is consistent with the length and width dimensions of bottom sheet, length and width ratio is 1.4:1~1.6:Between 1;Upper piece Thickness is 6mm~10mm, and bottom sheet thickness is 5mm~6mm;

Further, the line of symmetry of the top boss overlaps with bottom sheet line of symmetry, and long cross direction is consistent, and its thickness is 1mm~5mm, with each side of bottom sheet at a distance of 5mm~10mm;

Further, the line of symmetry of upper piece opening overlaps with top boss line of symmetry, and long cross direction is consistent, upper piece The long side of opening and long back gauge 5mm~8mm with side roof part boss, the short side and the short side with side roof part boss of upper piece opening Distance 10mm~25mm.

Beneficial effects of the present invention are:The biofluid experiment flow cavity of the present invention is simple in construction, easy to use, and it is logical A series of simple part combinations set are crossed between upper and lower, and upper and lower, quickly and efficiently form biofluid reality Test with flowing cavity configuration;Meanwhile practicality of the present invention is stronger, can by simply adjusting the thickness of flow cavity seal washer, The change of flow chamber size is realized, so as to reach flexible and changeable effect, adapts to various types of requirement of experiment;Especially Ground, in the inlet and outlet of disengaging flow chamber, what buffering flow configuration is the present invention specially devise, first, of the invention Experimental Flowing Object and the indirect fluid tubule that export flow cavity is introduced directly into by fluid tubule, is responsible for importing and exporting Experimental Flowing Object Disengaging even flowing chute is connected by tubule hole group, disengaging even flowing chute connects bottom sheet fluid by advection passage again and passes in and out groove, bottom sheet Fluid passes in and out groove and connects fluid chamber finally by being correspondingly arranged with mounting fluid disengaging groove, and whole Experimental Flowing Object disengaging is Pass through foregoing buffering uniform flows at different levels so that experimental data is more accurate, and experiment effect is more preferable;Secondly, the present invention is also by following The design of details, further increasing the effect of buffering uniform flow, i.e. mounting fluid disengaging groove be arranged in parallel with glass mounting short side, Two bottom sheet fluid disengaging grooves are respectively symmetrically arranged at top boss short side both ends, and itself and mounting fluid pass in and out groove length and width dimensions one Cause and be correspondingly arranged, two disengaging even flowing chutes be respectively arranged on the outside of two bottom sheet fluids disengaging grooves and with two bottom sheet fluids Disengaging groove be arranged in parallel;In a word, the present invention is simple in construction relative to the flow cavity of prior art, versatile, adapts to various The needs of different experiments type, and experimental precision and better.

Brief description of the drawings

The invention will be further described with specific embodiment below in conjunction with the accompanying drawings:

Fig. 1 is flow cavity cross-sectional view of the present invention;

Fig. 2 is the present invention upper piece upward view;

Fig. 3 is A-A cross-sectional views in Fig. 2;

Fig. 4 is bottom sheet upward view of the present invention;

Fig. 5 is bottom sheet top view of the present invention;

Fig. 6 is B-B cross-sectional views in Fig. 5;

In figure:1. bottom sheet;2. bottom sheet opening;3. bottom sheet bolt hole;4. fluid tubule;5. top boss;6. glass mounting; 7. upper piece bolt hole;8. fluid passes in and out groove;9. pass in and out even flowing chute;10. tubule aperture;11. tubule macropore;12. advection passage; 13. upper piece;Film trap on 14.;15. upper piece opening;16. groove is reserved in corner;17. flow cavity seal washer;18. film trap seals on Packing ring;19. micro- lens head;20. cell slide;21. flow chamber.

Embodiment

As shown in Figures 1 to 6, a kind of biofluid experiment flow cavity, it is rectangular that the flow cavity includes horizontal plane Upper piece 13 and bottom sheet 1, and 13 to set gradually horizontal plane to bottom sheet 1 be film trap in rectangle and length and width dimensions identical by upper piece 14 seal washers 18, cell slide 20, flow cavity seal washer 17 and glass mounting 6, piece 13 and bottom sheet 1 pass through bolt thereon Connection;It is described upper piece 13 be provided with piece opening 15, upper film trap 14 and upper piece bolt hole 7, the insertion of piece opening 15 thereon is arranged at Upper piece 13 medium positions, upper film trap 14 are set one week along on the outside of upper piece 15 edges of opening, and notch is downward, its edge length and width dimensions and The upper size of 14 seal washer of film trap 18 is adapted, and upper piece bolt hole 7 is arranged at the outside of film trap 14;The upper seal washer 18 of film trap 14 Set one week along the upper edge of film trap 14;It is down-set that the cell slide 20 is loaded with cell side;The flow cavity sealing gasket Circle 17 is set one week along the edge of cell slide 20, and its central space is flow chamber 21;The glass mounting 6 is fixedly installed In in bottom sheet 1, the short side both ends of glass mounting 6 are symmetrically arranged with up/down perforation and pass in and out groove with the mounting fluid that flowing cavity connects 8, mounting fluid disengaging groove 8 be arranged in parallel with the short side of glass mounting 6;The bottom sheet 1 is provided with top boss 5, bottom sheet opening 2nd, two bottom sheet fluid 12, two, advection passage of disengaging groove 8, two disengaging 9, four fluid tubules 4 of even flowing chute and bottom sheet bolt Hole 3, the horizontal plane of top boss 5 is rectangular to be arranged at the top surface medium position of bottom sheet 1, and length and width dimensions and the glass of top boss 5 seal The size of piece 6 is identical, and bottom sheet opening 2 is arranged at the top medium position of boss 5, and the whole bottom sheet 1 of its up/down perforation is simultaneously open with upper piece 15 positions are corresponding, and two bottom sheet fluids disengaging grooves 8 are respectively symmetrically arranged at the top short side both ends of boss 5, itself and mounting fluid Disengaging groove 8 length and width dimensions are consistent and are correspondingly arranged, and two disengaging even flowing chutes 9 are respectively arranged at outside two bottom sheet fluid disengaging grooves 8 Side is simultaneously be arranged in parallel with two bottom sheet fluid disengaging grooves 8, and two disengaging even flowing chutes 9 are connected respectively by two advection passages 12 Logical two bottom sheet fluids disengaging groove 8;Two disengaging even flowing chute 9 bottom both ends are each provided with one group of tubule hole;Four fluids Tubule 4 is arranged in bottom sheet 1, and each one end of fluid tubule 4 connects one group of tubule hole connection disengaging even flowing chute 9 by corresponding, separately One end is respectively communicated to the outside of bottom sheet 1, and the other ends of fluid tubule 4 of the different disengaging even flowing chutes 9 of two connections is passed through upward The soft pipe connection to arch upward in rainbow shape, two other 4 other end of fluid tubule one is fluid inlet tube mouth, and one is fluid outlet pipe Mouthful.The biofluid experiment flow cavity of the present invention is simple in construction, and easy to use, it passes through between upper and lower, and upper and lower A series of simple part combinations set, quickly and efficiently form biofluid experiment flowing cavity configuration;Meanwhile this hair Bright practicality is stronger, can realize the change of the size of flow chamber 21 by simply adjusting the thickness of flow cavity seal washer 17 Change, so as to reach flexible and changeable effect, adapt to various types of requirement of experiment;Especially, in disengaging flow chamber 21 Inlet and outlet, what buffering flow configuration the present invention specially devise, and first, Experimental Flowing Object of the invention is simultaneously indirect logical Cross fluid tubule 4 and be introduced directly into export flow cavity, the fluid tubule 4 for being responsible for importing and exporting Experimental Flowing Object is connected by tubule hole group Logical disengaging even flowing chute 9, disengaging even flowing chute 9 connect bottom sheet fluid by advection passage 12 again and pass in and out groove 8, bottom sheet fluid disengaging groove 8 Fluid chamber is connected finally by being correspondingly arranged with mounting fluid disengaging groove 8, whole Experimental Flowing Object disengaging is by foregoing Buffering uniform flows at different levels so that experimental data is more accurate, and experiment effect is more preferable;Secondly, the present invention also setting by details below Meter, the effect of buffering uniform flow is further increased, i.e. mounting fluid disengaging groove 8 be arranged in parallel with the short side of glass mounting 6, under two Piece fluid disengaging groove 8 is respectively symmetrically arranged at the top short side both ends of boss 5, and it is consistent with the mounting fluid disengaging length and width dimensions of groove 8 And be correspondingly arranged, two disengaging even flowing chutes 9 be respectively arranged at the outside of two bottom sheet fluids disengaging grooves 8 and with two bottom sheet fluids Disengaging groove 8 be arranged in parallel;In a word, the present invention is simple in construction relative to the flow cavity of prior art, versatile, adapts to various The needs of different experiments type, and experimental precision and better.

In order to further optimize biofluid experiment flow cavity, each two one end of four fluid tubules 4 connection is not Fluid tubule 4 with disengaging even flowing chute 9 is one group, and two groups of other ends of fluid tubule 4 are respectively communicated to 1 symmetrical both sides of bottom sheet;This Sample sets fluid tubule 4 so that biofluid experiment is easier for installation;Every group of tubule hole includes a tubule macropore 11 and one Individual tubule aperture 10, tubule macropore 11 are disposed in proximity to pass in and out the medium position of even flowing chute 9, and tubule aperture 10 is disposed in proximity to pass in and out The end position of even flowing chute 9;Every group of tubule hole is divided into size setting, is placed in rational position, more effectively realizes fluid uniform flow Effect;Bottom sheet fluid disengaging groove 8 is consistent with the length dimension of advection passage 12, is so provided with beneficial to the stream in disengaging even flowing chute 9 When body is left to bottom sheet fluid disengaging groove 8 by advection passage 12, groove 8 can not be passed in and out because of bottom sheet fluid again and be grown with advection passage 12 Spend change in size and influence fluid velocity localized variation;Pass in and out even flowing chute 9 deep 3mm~5mm, wide 2mm~3mm, fluid disengaging groove 8 Deep 3mm~5mm, wide 2mm~3mm, 12 deep 1mm of advection passage, so set uniform flow effect preferable;Flow cavity seal washer 17 Thickness is 0.01mm~2mm, and the thickness can need to select different flow cavity seal washers 17, flowing according to fluid experiment The thickness of chamber seal washer 17 is thicker, and flow chamber 21 is bigger, otherwise just smaller;Four angles of upper film trap 14 are provided with corner Reserved groove 16, more favourable laboratory flow chamber installation is so set;Upper piece 13, length-width ratios consistent with the length and width dimensions of bottom sheet 1 Value is 1.4:1~1.6:Between 1;Upper piece 13 thickness are 6mm~10mm, and the thickness of bottom sheet 1 is 5mm~6mm, upper piece 13 and bottom sheet 1 Select rational size and ratio so that flow cavity is monolithically fabricated more brief and practical;The line of symmetry of top boss 5 and bottom sheet 1 Line of symmetry overlaps, and long cross direction is consistent, and its thickness is 1mm~5mm, with 1 each side of bottom sheet at a distance of 5mm~10mm;Upper piece opening 15 line of symmetry overlaps with the line of symmetry of top boss 5, and long cross direction is consistent, upper piece opening 15 long side with side roof part boss 5 long back gauge 5mm~8mm, short side and the short side distance 10mm~25mm with side roof part boss 5 of upper piece opening 15, due to The position selection of top boss 5 and upper piece opening 15 and size selection so that whole flow cavity design is more reasonable.

Biofluid experiment is with loading the cell to be observed, the fluid inlet tube of fluid tubule 4 on the slide in flow cavity Mouth introduces fluid, full of whole flow cavity, is drawn from fluid outlet spout, after persistent loop is formed in flow cavity, can make With micro- lens head 19 from above flow cavity.

Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this Among the right of invention.

Claims (9)

1. a kind of biofluid experiment flow cavity, the structure of the biofluid experiment flow cavity is rectangular including horizontal plane Upper piece and bottom sheet, and by upper piece to bottom sheet set gradually horizontal plane be in rectangle and length and width dimensions identical film trap seal Packing ring, cell slide, flow cavity seal washer and glass mounting, piece and bottom sheet are bolted thereon;It is described upper piece set It is equipped with piece opening, upper film trap and upper piece bolt hole, piece opening insertion thereon is arranged at a medium position, and upper film trap is along upper piece Set one week on the outside of edge of opening, notch is downward, and its edge length and width dimensions is adapted with upper film trap seal washer size, upper piece spiral shell Keyhole is arranged on the outside of film trap;Upper film trap seal washer is set one week along upper piece groove edge;The cell slide is loaded with carefully Born of the same parents side is down-set;The flow cavity seal washer is set one week along cell slide edge, and its central space is to flow Chamber;The glass mounting is fixedly installed in bottom sheet, glass mounting short side both ends be symmetrically arranged with up/down perforation and with flowing The mounting fluid disengaging groove of chamber, mounting fluid disengaging groove be arranged in parallel with glass mounting short side;The bottom sheet is set There are top boss, bottom sheet opening, two bottom sheet fluid disengaging grooves, two advection passages, two disengaging even flowing chutes, four fluids thin Pipe and bottom sheet bolt hole, top boss horizontal plane is rectangular to be arranged at bottom sheet top surface medium position, the length and width dimensions of top boss It is identical with glass mounting size, bottom sheet opening be arranged at top boss medium position, the whole bottom sheet of its up/down perforation and with upper piece Aperture position is corresponding, and two bottom sheet fluids disengaging grooves are respectively symmetrically arranged at top boss short side both ends, itself and mounting fluid Disengaging groove length and width dimensions are consistent and are correspondingly arranged, and two disengaging even flowing chutes are respectively arranged on the outside of two bottom sheet fluid disengaging grooves simultaneously It is be arranged in parallel with two bottom sheet fluid disengaging grooves, two disengaging even flowing chutes are respectively communicated with two by two advection passages Piece fluid passes in and out groove;Two disengaging uniform flow trench bottom both ends are each provided with one group of tubule hole;Four fluid tubules are arranged at In bottom sheet, each fluid tubule one end connects one group of tubule hole connection disengaging even flowing chute by corresponding, and the other end is respectively communicated to On the outside of bottom sheet, and flexible pipe of the fluid tubule other end for connecting different disengaging even flowing chutes by two by arching upward upwards in rainbow shape Connection, two other fluid tubule other end one is fluid inlet tube mouth, and one is fluid outlet spout;Every group of tubule hole bag A tubule macropore and a tubule aperture are included, tubule macropore is disposed in proximity to pass in and out even flowing chute medium position, and tubule aperture is set It is disposed adjacent to pass in and out even flowing chute end position.
2. biofluid experiment flow cavity according to claim 1, it is characterised in that:Four fluid tubules every two The fluid tubule that individual one end connects different disengaging even flowing chutes is one group, and it is symmetrical that two groups of fluid tubule other ends are respectively communicated to bottom sheet Both sides.
3. biofluid experiment flow cavity according to claim 1, it is characterised in that:Bottom sheet fluid disengaging groove with Advection passage length size is consistent.
4. according to the biofluid experiment flow cavity described in any one of claim 1 or 3, it is characterised in that:The disengaging is even Chute depth 3mm~5mm, wide 2mm~3mm, fluid disengaging groove depth 3mm~5mm, wide 2mm~3mm, advection passage depth 1mm.
5. biofluid experiment flow cavity according to claim 1, it is characterised in that:The flow cavity seal washer Thickness is 0.01mm~2mm.
6. biofluid experiment flow cavity according to claim 1, it is characterised in that:Four angles of the upper film trap are set It is equipped with corner and reserves groove.
7. biofluid experiment flow cavity according to claim 1, it is characterised in that:It is described upper piece and bottom sheet length and width Size is consistent, and length and width ratio is 1.4:1~1.6:Between 1;Upper piece thickness is 6mm~10mm, and bottom sheet thickness is 5mm~6mm.
8. biofluid experiment flow cavity according to claim 1, it is characterised in that:The line of symmetry of the top boss Overlapped with bottom sheet line of symmetry, and long cross direction is consistent, its thickness is 1mm~5mm, with each side of bottom sheet at a distance of 5mm~10mm.
9. biofluid experiment flow cavity according to claim 1, it is characterised in that:It is described upper piece opening line of symmetry Overlapped with top boss line of symmetry, and long cross direction is consistent, the long side of upper piece opening and the long back gauge 5mm with side roof part boss ~8mm, short side and the short side distance 10mm~25mm with side roof part boss of upper piece opening.
CN201510642699.6A 2015-09-30 2015-09-30 A kind of biofluid experiment flow cavity CN105154315B (en)

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CN105154315B true CN105154315B (en) 2017-12-01

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007112332A2 (en) * 2006-03-24 2007-10-04 Advanced Animal Diagnostics Microfluidic chamber assembly for mastitis assay
CN102533546A (en) * 2011-12-20 2012-07-04 重庆大学 Flat flow cavity capable of performing multi-directional electrical stimulation
CN202430227U (en) * 2011-12-20 2012-09-12 重庆大学 Flat plate flowing chamber capable of implementing electric stimulation in multiple directions
CN203530338U (en) * 2013-11-15 2014-04-09 重庆科技学院 Culture dish for observing living cells through microscope
CN205133576U (en) * 2015-09-30 2016-04-06 重庆大学 Mobile chamber for biological fluid experiments

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007112332A2 (en) * 2006-03-24 2007-10-04 Advanced Animal Diagnostics Microfluidic chamber assembly for mastitis assay
CN102533546A (en) * 2011-12-20 2012-07-04 重庆大学 Flat flow cavity capable of performing multi-directional electrical stimulation
CN202430227U (en) * 2011-12-20 2012-09-12 重庆大学 Flat plate flowing chamber capable of implementing electric stimulation in multiple directions
CN203530338U (en) * 2013-11-15 2014-04-09 重庆科技学院 Culture dish for observing living cells through microscope
CN205133576U (en) * 2015-09-30 2016-04-06 重庆大学 Mobile chamber for biological fluid experiments

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