CN207979708U - A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device - Google Patents
A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device Download PDFInfo
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- CN207979708U CN207979708U CN201721107899.2U CN201721107899U CN207979708U CN 207979708 U CN207979708 U CN 207979708U CN 201721107899 U CN201721107899 U CN 201721107899U CN 207979708 U CN207979708 U CN 207979708U
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Abstract
The utility model belongs to mouse brain studying technological domain,More particularly to a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device,Including generally rectangular bottom plate,Bottom plate front end face left part is equipped with convex block,Convex block is integrally formed with bottom plate,Bottom plate front end face top is equipped with the first arc groove in convex block right,Arc panel is equipped in first arc groove,Bottom plate front end face is additionally provided with baffle,Baffle rear end face is equipped with the second arc groove to match with arc panel,Baffle is detachably connected with bottom plate,Baffle front end face is equipped with the second threaded hole in the second arc groove corresponding position,The 5th clamping screw is equipped in 5th threaded hole,It is transversely provided with cross bar on the right side of sleeve,Cross bar right side is equipped with outer barrel,Outer barrel medial surface is equipped with internal thread,Inner cylinder is arranged in outer barrel,Inner cylinder lateral surface is equipped with the external screw thread to match with the internal thread of outer barrel,Inner cylinder top is equipped with hollow hexagonal block.The purpose is to：Keep the adjusting of the angle and depth of the positioning of experimental mouse cerebrospinal fluid extraction more convenient.
Description
Technical field
The utility model belongs to mouse brain studying technological domain, and in particular to a kind of adjustable experimental mouse cerebrospinal fluid extraction is fixed
Position device.
Background technology
Cerebrospinal fluid is filled with the colourless transparent liquid in each ventricles of the brain, cavum subarachnoidale and myelocoele, mainly there is guarantor
It protects, the effect of support and nutrition brain and spinal cord.It is often needed in the clinic such as Neuropharmacology, the nervous system disease and basic research
Detect the variation of cerebrospinal fluid ingredient.Rat is most commonly applied to the research of cerebrospinal fluid as experimental animal, but its cerebrospinal fluid contains
Amount is seldom, and it is difficult to extract.The existing mode for extracting cerebrospinal fluid mostly uses artificial extraction.Due to not solid in manual operation
Surely needle is extracted, the angle of needle is extracted and depth cannot achieve and accurately control, it is easy to occur mixing blood in cerebrospinal fluid, position is wrong
Mistake can not be drawn into the problem of extractions such as cerebrospinal fluid failure.Existing mouse cerebrospinal fluid extraction fixing device is not easy to after determining fixation
Extraction position, need repeatedly to adjust, expend larger man power and material.
Utility model content
The purpose of this utility model is：It is intended to provide a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device, makes reality
The adjusting for testing the angle and depth of the positioning of mouse cerebrospinal fluid extraction is more convenient.
To realize the above-mentioned technical purpose, the technical solution adopted in the utility model is as follows：
A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device, including generally rectangular bottom plate, before the bottom plate
End face left part is equipped with convex block, and the convex block is integrally formed with bottom plate, and bottom plate front end face top is equipped with first in convex block right
Arc groove, first arc groove is interior to be equipped with arc panel, and the bottom plate front end face is additionally provided with baffle, the baffle rear end face
Equipped with the second arc groove to match with arc panel, the baffle is detachably connected with bottom plate, and the baffle front end face is in
Two arc groove corresponding positions are equipped with the second threaded hole, and the second clamping screw, the arc panel are equipped in second threaded hole
Left side upper surface is equipped with left support plate, and the left support plate right side is connected with fixed clamp block, arc panel right side upper end
Face is equipped with right support plate, and the right support plate left side is connected with movable grip block, and right support plate right side top is equipped with
Third threaded hole, the third threaded hole is interior to be equipped with third clamping screw, and right support plate right side lower part is equipped with hexagon ring,
Hexagon prism is equipped in the hexagon ring, the activity grip block is fixedly connected with hexagon prism, and the bottom plate front end face left part is equipped with
Dovetail groove, the dovetail groove is interior to be equipped with the dovetails to match with dovetail groove, and dovetails upper surface front is equipped with the 4th spiral shell
Pit, the 4th threaded hole is interior to be equipped with the 4th clamping screw, and column, the column are additionally provided in the middle part of the dovetails upper surface
On be arranged with sleeve, the barrel forward end face is equipped with the 5th threaded hole, and the 5th clamping screw, institute are equipped in the 5th threaded hole
It states and is transversely provided with cross bar on the right side of sleeve, the cross bar right side is equipped with blind hole, and telescopic rod is inserted in the blind hole, described flexible
Bar outer wall is equipped with graduated scale, and cross bar upper surface right part is equipped with the 6th threaded hole, the 6th lock is equipped in the 6th threaded hole
Tight bolt, the telescopic rod right side are equipped with outer barrel, and the outer casing outer wall also is provided with graduated scale, and the outer barrel medial surface is equipped with interior
Screw thread is arranged with inner cylinder in the outer barrel, and the inner cylinder lateral surface is equipped with the external screw thread to match with the internal thread of outer barrel, described
Inner cylinder top is equipped with hollow hexagonal block.
Using the utility model of above-mentioned technical proposal, in use, experimental mouse head is placed on fixed clamp block and activity
Between grip block, movable grip block is set to be moved to the left by tightening third clamping screw, to complete the fixation to experimental mouse, by
In the cooperation of hexagon prism and hexagon ring, the rotation of activity grip block can avoid；When needing to adjust the angle on experimental mouse head, first
Unscrew the second clamping screw, third clamping screw is then caught to keep arc panel sliding in the first arc groove and the second arc groove
It is dynamic, the second clamping screw is then tightened again, achievees the purpose that adjust experimental mouse head angle to a certain extent；Experimental mouse
After the completion of head is fixed, in such a way that dovetails are slided in dovetail groove, adjust cerebrospinal fluid extraction device enters pin position, so
Sleeve is slipped down to experimental mouse head position afterwards, further according to the size of experimental mouse, rotates inner cylinder, adjusts inner cylinder upper surface to outer barrel
The vertical range of lower face finally enters syringe in inner cylinder interpolation, makes the needle point loading test mouse head of syringe, and makes the shield of syringe
Hand is horizontal on inner cylinder, is stopped by inner cylinder, cannot continue to push to make syringe integrally, to reach the depth of needle of control syringe needle
Purpose, in metering needle brilliance degree and its position, can be existed by telescopic rod since outer barrel is set in by telescopic rod in blind hole
Position in blind hole changes the adjusting of syringe needle angle to reach, and is then fixed with the 6th clamping screw.Such structure is set
The adjusting of meter, the angle and depth of the positioning of experimental mouse cerebrospinal fluid extraction is more convenient.
It further limits, is respectively provided with a stepped hole at left and right sides of the baffle front end face, the bottom plate front end face is in rank
Terraced hole corresponding position is equipped with the first threaded hole, is equipped with fixing bolt in the stepped hole, the baffle passes through fixing bolt and bottom
Plate connects.Such structure design realizes being detachably connected for bottom plate and baffle by fixing bolt, simple in structure, can save
Manufacturing cost.
It further limits, the right side wall of the fixed clamp block, the movable left side wall of grip block and the bottom side of the wall of outer barrel
It is all provided with rubber sleeve.Such structure design provides a soft buffering when experimental mouse is clamped, avoids crushing experimental mouse.
It further limits, is equipped with gusseted plate between the cross bar and sleeve below cross bar.Such structure design,
The structural strength connected between cross bar and sleeve can be enhanced.
It further limits, second clamping screw, the 4th clamping screw and the 5th clamping screw front end outer side wall are all provided with
There is journal stirrup.Such structure design, when operating the second clamping screw, the 4th clamping screw and five clamping screws, more just
Just.
It further limits, the third clamping screw right end is equipped with turret head, and the turret head side is radially uniform to be equipped with
Multiple through-holes.Such structure design can first hold turret head rotation, third is made to lock when tightening third clamping screw
Tight bolt is tightened, then is inserted into through-hole with thin iron staff, is finely adjusted to third clamping screw tightness, practicability is stronger.
Description of the drawings
The utility model can be further illustrated by the nonlimiting examples that attached drawing provides；
Fig. 1 is a kind of structural representation of adjustable experimental mouse cerebrospinal fluid extraction positioning device embodiment of the utility model
Figure；
Fig. 2 is a kind of structure of adjustable experimental mouse cerebrospinal fluid extraction positioning device embodiment bottom plate of the utility model
Schematic diagram；
Fig. 3 is the structure of baffle in a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device embodiment of the utility model
Schematic diagram；
Fig. 4 is arc plate part in a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device embodiment of the utility model
Structural schematic diagram；
Main element symbol description is as follows：
Bottom plate 1, convex block 11, the first arc groove 12, the first threaded hole 13, arc panel 2, baffle 3, the second arc groove
31, stepped hole 32, the second threaded hole 33, the second clamping screw 42, third clamping screw 43, hexagon prism 431, left support plate 51,
Fixed clamp block 511, right support plate 52, movable grip block 521, third threaded hole 522, hexagon ring 523, dovetail groove 6, dovetails
61, the 4th clamping screw 62, column 63, sleeve 64, the 5th clamping screw 65, cross bar 7, gusseted plate 71, outer barrel 72, flexible
Bar 721, the 6th clamping screw 722, inner cylinder 73, hollow hexagonal block 74, needle point 81, handguard 82.
Specific implementation mode
It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood
Technical solutions of the utility model further illustrate.
As shown in Figure 1 to 4, a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device of the utility model, including
Generally rectangular bottom plate 1,1 front end face left part of bottom plate are equipped with convex block 11, and convex block 11 is integrally formed with bottom plate 1,1 front end face of bottom plate
Top is equipped with the first arc groove 12 in 11 right of convex block, is equipped with arc panel 2 in the first arc groove 12,1 front end face of bottom plate is also
Equipped with baffle 3,3 rear end face of baffle is equipped with the second arc groove 31 to match with arc panel 2, and baffle 3 detachably connects with bottom plate 1
It connects, 3 front end face of baffle is equipped with the second threaded hole 33 in 31 corresponding position of the second arc groove, and second is equipped in the second threaded hole 33
Clamping screw 42,2 left side upper surface of arc panel are equipped with left support plate 51, and 51 right side of left support plate is connected with fixed clamp block
511,2 right side upper surface of arc panel is equipped with right support plate 52, and 52 left side of right support plate is connected with movable grip block 521, right branch
52 right side top of fagging is equipped with third threaded hole 522, and third clamping screw 43, right support plate are equipped in third threaded hole 522
52 right sides lower part are equipped with hexagon ring 523, and hexagon prism 431 is equipped in hexagon ring 523, and movable grip block 521 is solid with hexagon prism 431
Fixed connection, 1 front end face left part of bottom plate are equipped with dovetail groove 6, the dovetails 61 to match with dovetail groove 6, dovetail are equipped in dovetail groove 6
61 upper surface front of block is equipped with the 4th threaded hole, is equipped with the 4th clamping screw 62 in the 4th threaded hole, in 61 upper surface of dovetails
Portion is additionally provided with column 63, and sleeve 64 is arranged on column 63, and 64 front end face of sleeve is equipped with the 5th threaded hole, is set in the 5th threaded hole
There are the 5th clamping screw 65,64 right side of sleeve to be transversely provided with cross bar 7,7 right side of cross bar is equipped with blind hole, is inserted in blind hole flexible
Bar 721,721 outer wall of telescopic rod are equipped with graduated scale, and 7 upper surface right part of cross bar is equipped with the 6th threaded hole, is equipped in the 6th threaded hole
6th clamping screw 722,721 right side of telescopic rod are equipped with outer barrel 72, and 72 outer wall of housing also is provided with graduated scale, 72 medial surface of outer barrel
Equipped with internal thread, inner cylinder 73 is arranged in outer barrel 72,73 lateral surface of inner cylinder is equipped with the outer spiral shell to match with the internal thread of outer barrel 72
Line, 73 top of inner cylinder are equipped with hollow hexagonal block 74.
In the present embodiment, in use, experimental mouse head is placed between fixed clamp block 511 and movable grip block 521,
Movable grip block 521 is set to be moved to the left by tightening third clamping screw 43, to complete the fixation to experimental mouse, due to hexagonal
The cooperation of column 431 and hexagon ring 523 can avoid the rotation of activity grip block 521；When the angle for needing adjusting experimental mouse head
When, first unscrew the second clamping screw 42, third clamping screw 43 is then caught to make arc panel 2 in the first arc groove 12 and second
Sliding, then tightens the second clamping screw 42 again in arc groove 31, reaches and adjusts experimental mouse head to a certain extent
The purpose of angle；After the completion of experimental mouse head is fixed, by way of sliding, cerebrospinal fluid is adjusted in dovetail groove 6 dovetails 61
Draw-out device enters pin position, and sleeve 64 is then slipped down to experimental mouse head position, further according to the size of experimental mouse, in rotation
Cylinder 73 adjusts 73 upper surface of inner cylinder to the vertical range of 72 lower face of outer barrel, syringe is finally inserted into inner cylinder 73, makes syringe
81 loading test mouse head of needle point, and keep the handguard 82 of syringe horizontal on inner cylinder 72, stopped by inner cylinder 72, to keep syringe whole
It cannot continue to push, to achieve the purpose that control the depth of needle of syringe needle 81, since outer barrel 72 is set in by telescopic rod 721
In blind hole, when adjusting 81 angle of syringe needle and its position, change syringe needle can be reached by position of the telescopic rod 721 in blind hole
Then the adjusting of 81 angles is fixed with the 6th clamping screw 722.Such structure design, experimental mouse cerebrospinal fluid extraction are fixed
The adjusting of the angle and depth of position is more convenient.
It is preferred that being respectively provided with a stepped hole 32 at left and right sides of 3 front end face of baffle, 1 front end face of bottom plate is corresponded in stepped hole 32
Position is equipped with the first threaded hole 13, is equipped with fixing bolt in stepped hole 32, baffle 3 is connect by fixing bolt with bottom plate 1.In this way
Structure design, being detachably connected for bottom plate 1 and baffle 3 is realized by fixing bolt, it is simple in structure, manufacturing cost can be saved.
In fact, also can be specific to consider according to actual conditions.
It is preferred that the bottom side of the wall of the right side wall of fixed clamp block 511, the left side wall of movable grip block 521 and outer barrel 72 is equal
Equipped with rubber sleeve.Such structure design provides a soft buffering when experimental mouse is clamped, avoids crushing experimental mouse.It is practical
On, also it can consider other structure designs that can avoid crushing experimental mouse according to actual conditions.
It is preferred that being equipped with gusseted plate 71 in 7 lower section of cross bar between cross bar 7 and sleeve 64.Such structure design can increase
The structural strength connected between tyrannical bar 7 and sleeve 64.In fact, also can consider that other can enhance cross bar 7 according to actual conditions
The structure design of connection structure intensity between sleeve 64.
It is preferred that the second clamping screw 42, the 4th clamping screw 62 and 65 front end outer side wall of the 5th clamping screw are equipped with branch
Ear.Such structure design, when operating the second clamping screw 42, the 4th clamping screw 62 and five clamping screws 65, more
It is convenient.In fact, also can be specific to consider according to actual conditions.
It is preferred that 43 right end of third clamping screw is equipped with turret head, turret head side is radially uniform to be equipped with multiple through-holes.In this way
Structure design, when tightening third clamping screw 43, can first hold turret head rotation, so that third clamping screw 43 is screwed
Tightly, then with thin iron staff it is inserted into through-hole, 43 tightness of third clamping screw is finely adjusted, practicability is stronger.In fact,
It can be specific to consider according to actual conditions.
A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device provided by the utility model has been carried out in detail above
It introduces.The explanation of specific embodiment is merely used to help understand the method and its core concept of the utility model.It should be pointed out that pair
It, without departing from the principle of this utility model, can also be to this practicality for those skilled in the art
Novel some improvement and modification can also be carried out, and modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (6)
1. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device, it is characterised in that：Including generally rectangular bottom plate
(1), bottom plate (1) the front end face left part is equipped with convex block (11), and the convex block (11) is integrally formed with bottom plate (1), the bottom plate
(1) front end face top is equipped with the first arc groove (12) in convex block (11) right, and arc is equipped in first arc groove (12)
Shape plate (2), bottom plate (1) front end face are additionally provided with baffle (3), and baffle (3) rear end face is equipped with to match with arc panel (2)
The second arc groove (31), the baffle (3) is detachably connected with bottom plate (1), and baffle (3) front end face is in the second arc
Groove (31) corresponding position is equipped with the second threaded hole (33), and the second clamping screw (42) is equipped in second threaded hole (33),
Upper surface is equipped with left support plate (51) on the left of the arc panel (2), and left support plate (51) right side is connected with fixed clamp
Block (511), arc panel (2) right side upper surface are equipped with right support plate (52), and right support plate (52) left side is connected with
Movable grip block (521), right support plate (52) the right side top are equipped with third threaded hole (522), the third threaded hole
(522) in be equipped with third clamping screw (43), right support plate (52) the right side lower part be equipped with hexagon ring (523), described six
Hexagon prism (431) is equipped in corner apertures (523), the activity grip block (521) is fixedly connected with hexagon prism (431), the bottom plate
(1) front end face left part is equipped with dovetail groove (6), and the dovetails (61) to match with dovetail groove (6) are equipped in the dovetail groove (6),
Dovetails (61) the upper surface front is equipped with the 4th threaded hole, and the 4th clamping screw (62) is equipped in the 4th threaded hole,
It is additionally provided with column (63) in the middle part of dovetails (61) upper surface, sleeve (64), the sleeve are arranged on the column (63)
(64) front end face is equipped with the 5th threaded hole, and the 5th clamping screw (65) is equipped in the 5th threaded hole, and the sleeve (64) is right
Side is transversely provided with cross bar (7), and cross bar (7) right side is equipped with blind hole, telescopic rod (721) is inserted in the blind hole, described
Telescopic rod (721) outer wall is equipped with graduated scale, and cross bar (7) upper surface right part is equipped with the 6th threaded hole, the 6th threaded hole
It is inside equipped with the 6th clamping screw (722), telescopic rod (721) right side is equipped with outer barrel (72), outer barrel (72) outer wall
Equipped with graduated scale, outer barrel (72) medial surface is equipped with internal thread, and inner cylinder (73), the inner cylinder are arranged in the outer barrel (72)
(73) lateral surface is equipped with the external screw thread to match with the internal thread of outer barrel (72), and inner cylinder (73) top is equipped with hollow hexagonal block
(74)。
2. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device according to claim 1, it is characterised in that：It is described
A stepped hole (32) is respectively provided at left and right sides of baffle (3) front end face, bottom plate (1) front end face corresponds to position in stepped hole (32)
The first threaded hole (13) has been installed, has been equipped with fixing bolt in the stepped hole (32), the baffle (3) passes through fixing bolt and bottom
Plate (1) connects.
3. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device according to claim 2, it is characterised in that：It is described
The bottom side of the wall of the right side wall of fixed clamp block (511), the left side wall of movable grip block (521) and outer barrel (72) is equipped with rubber
Set.
4. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device according to claim 3, it is characterised in that：It is described
Gusseted plate (71) is equipped between cross bar (7) and sleeve (64) below cross bar (7).
5. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device according to claim 4, it is characterised in that：It is described
Second clamping screw (42), the 4th clamping screw (62) and the 5th clamping screw (65) front end outer side wall are equipped with journal stirrup.
6. a kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device according to claim 5, it is characterised in that：It is described
Third clamping screw (43) right end is equipped with turret head, and the turret head side is radially uniform to be equipped with multiple through-holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107899.2U CN207979708U (en) | 2017-08-31 | 2017-08-31 | A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721107899.2U CN207979708U (en) | 2017-08-31 | 2017-08-31 | A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207979708U true CN207979708U (en) | 2018-10-19 |
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ID=63803256
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721107899.2U Active CN207979708U (en) | 2017-08-31 | 2017-08-31 | A kind of adjustable experimental mouse cerebrospinal fluid extraction positioning device |
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| CN (1) | CN207979708U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265327A (en) * | 2020-03-27 | 2020-06-12 | 佛山科学技术学院 | Live fish experimental apparatus |
| CN111529116A (en) * | 2020-05-28 | 2020-08-14 | 深圳大学总医院 | Animal crush injury extrusion syndrome experimental device |
-
2017
- 2017-08-31 CN CN201721107899.2U patent/CN207979708U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265327A (en) * | 2020-03-27 | 2020-06-12 | 佛山科学技术学院 | Live fish experimental apparatus |
| CN111265327B (en) * | 2020-03-27 | 2021-11-30 | 佛山科学技术学院 | Live fish experimental apparatus |
| CN111529116A (en) * | 2020-05-28 | 2020-08-14 | 深圳大学总医院 | Animal crush injury extrusion syndrome experimental device |
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