CN209091714U - A kind of laboratory mice spinal cord observation locking anti-disengaging device - Google Patents
A kind of laboratory mice spinal cord observation locking anti-disengaging device Download PDFInfo
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- CN209091714U CN209091714U CN201821235320.5U CN201821235320U CN209091714U CN 209091714 U CN209091714 U CN 209091714U CN 201821235320 U CN201821235320 U CN 201821235320U CN 209091714 U CN209091714 U CN 209091714U
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- ear canal
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- 210000000278 spinal cord Anatomy 0.000 title claims abstract description 23
- 241000699670 Mus sp. Species 0.000 title claims abstract description 22
- 210000002050 maxilla Anatomy 0.000 claims abstract description 119
- 210000000613 ear canal Anatomy 0.000 claims abstract description 70
- 210000003128 head Anatomy 0.000 claims abstract description 18
- 238000005498 polishing Methods 0.000 claims abstract description 4
- 230000003028 elevating effect Effects 0.000 claims description 20
- 239000006260 foam Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 210000001847 jaw Anatomy 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims 1
- 241000699666 Mus <mouse, genus> Species 0.000 abstract description 38
- 230000009977 dual effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 210000003625 skull Anatomy 0.000 description 1
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Abstract
The utility model relates to laboratory operation equipment technical fields, and disclose a kind of laboratory mice spinal cord observation locking anti-disengaging device, head fixing device is fixedly installed on the left of the upper surface of the bottom plate platform, the maxilla fixed link is in horizontal positioned with ear canal fixed link, it and is to be arranged oppositely between two ear canal fixed links, the inner end of the ear canal fixed link is taper, and top polishing is round and smooth；Spinal fixation system is installed on the right side of the upper surface of the bottom plate platform, the inner transverse of the sliding seat through being inserted with the vertically disposed backbone folder mounting rod of support rod, press from both sides equipped with backbone by the end sleeve that the backbone presss from both sides mounting rod.It is easy to operate, while improving the accuracy of experimental data；The fixation of mouse head is more stable, further increases the accuracy of experimental data；Mouse can carry out simultaneously head in experimental implementation and the limit of backbone is fixed, and the mode of dual fixation more improves the locking of device, anti-detachment performance.
Description
Technical field
The utility model relates to laboratory operation equipment technical field, specially a kind of laboratory mice spinal cord observation locking
Anti-disengaging device.
Background technique
Animal experiment study is one of most common research method in medical research, can overcome the disadvantages that the deficiency of clinical research, obtains
The information and understanding that can not be obtained in many human research are obtained, and a variety of diseases of the mankind can be copied in animals
Model is researched and analysed, to inquire into the effect and mechanism for the treatment of the disease.Mouse is common a kind of animal in zoopery, because
The advantages that its is small in size, good deficiency of food, is convenient for raising, is widely used in scientific research.Experiment mice is in medicine, physiology, disease
Reason, virus etc. are permitted to have a wide range of applications in multi-disciplinary scientific research and teaching.
In the spinal cord observation test of mouse, generally require to use locking device, however the locking of currently used mouse fills
The operation set is not easy enough, working efficiency is low, and the mode of fixed mouse is single, and fixed form is not sufficiently stable, and is easy to cause
Mouse escapes, and is not able to satisfy the needs of laboratory operation, proposes that a kind of laboratory mice spinal cord observation locking is anti-detachment thus
Device.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of anti-detachment dress of laboratory mice spinal cord observation locking
Set, have it is efficient stablize the advantages that fixed mouse is anti-detachment, solve that existing operation is not easy enough, working efficiency is low,
And the mode of fixed mouse is single, fixed form is not sufficiently stable, and is easy to cause escaping for mouse, is not able to satisfy laboratory operation
The problem of needing.
(2) technical solution
To realize the anti-detachment purpose of the fixed mouse of aforementioned stable, the utility model is provided the following technical solutions: Yi Zhongshi
Room mouse spinal cord observation locking anti-disengaging device, including bottom plate platform are tested, is fixedly mounted on the left of the upper surface of the bottom plate platform
There is head fixing device, the head fixing device includes that maxilla limit pillar and two ear canals limit pillar, the maxilla
Arrangement triangular in shape between pillar and ear canal limit pillar is limited, the maxilla limit pillar and ear canal limit in the shaft of pillar
Portion offers vertical lifting limiting slot, and the inside of the lifting limiting slot is placed with vertical elevating screw thread bar, described
The top of elevating screw thread bar stretches out in the top surface of Body of pillar, and is located at outside the screw rod inside maxilla limit pillar and passes through screw thread
Structure is screwed with maxilla fixed link attachment base, is screwed with by helicitic texture outside the screw rod inside ear canal limit pillar
The outside of ear canal fixed link attachment base, the maxilla fixed link attachment base and ear canal fixed link attachment base offer C-shaped, open
The upward placing groove of mouth, and the inside of placing groove is placed with maxilla fixed link and ear canal fixed link respectively, and passes through placing groove
The external limit fastening screw being obliquely installed is fixed, and the right part outer cover of the maxilla fixed link is fixed equipped with maxilla
Mounting base, the right part of the maxilla fixed mounting are also installed with lateral front tooth and press from both sides, in the maxilla fixed mounting
The vertical spiral in portion, which is screwed on, is equipped with maxilla fixed thread bar, and it is solid that lateral maxilla is installed in the middle part of the maxilla fixed thread bar
Fixed pressuring plate is also arranged with sponge bed course flexible outside the top shaft of the maxilla fixed thread bar, and fixes positioned at maxilla
Resilient snubber, the left side of the maxilla fixed mounting are also arranged with outside shaft between pressing plate and maxilla fixed mounting
Also vertical screw thread, which is screwed on, is inserted with assistant ejector pin, and the top of the assistant ejector pin connects with the left end lower surface of maxilla fixation clip
Touching, the maxilla fixed link is in horizontal positioned with ear canal fixed link, and to be arranged oppositely between two ear canal fixed links, described
The inner end of ear canal fixed link is taper, and top polishing is round and smooth；
Spinal fixation system is installed on the right side of the upper surface of the bottom plate platform, the bottom end of the spinal fixation system is to move
Dynamic pedestal, the right lateral surface of the bottom plate platform offer the guide-track groove of inverted T-shaped, and the bottom end of the mobile base is integrally installed with
The sliding block of inverted T-shaped, and sliding block, in guide-track groove, the inside of the mobile base is also screwed with guide rail screw thread banking pin, institute
Bottom plate platform and sliding block and the following table face contact with guide-track groove are run through in the bottom end for stating guide rail screw thread banking pin, the mobile base
Upper surface is also vertically fixedly installed with support rod, and the shaft outer sheath of the support rod is equipped with sliding seat, the sliding seat it is interior
Portion, which extends transversely through to be inserted with, is equipped with ridge with the vertically disposed backbone folder mounting rod of support rod, the end sleeve of the backbone folder mounting rod
The end of column folder, backbone folder mounting rod is screw-rod structure, and stretch out in backbone folder outer end face and by nut structure into
Row is fixed, and the backbone folder is made of with intermediate plate two in the installation of clamping opening shape single intermediate plate one, the medial surface one of the intermediate plate one
Body formula mounted perpendicular has inserted link, and the ending vertical of inserted link runs through the surface of intermediate plate two, between the intermediate plate one and intermediate plate two
Inserted link shaft portion of external is also arranged with compressed spring；
The upper surface middle part of the bottom plate platform is also placed with jerrycan, and the inside of the jerrycan is placed flexible
Foam is buffered, the bottom surface of the jerrycan also integral type is equipped with limit grafting nail, and the limit grafting nail is inserted in bottom plate
The upper surface corresponding position of platform stays in the limit jack set.
Preferably, the maxilla limit pillar and ear canal limit pillar pass through inserting mode and are fixedly installed in bottom plate platform
Upper surface, maxilla limit pillar is installed on the left end of the upper surface of bottom plate platform, ear canal limit pillar is laid in
Jaw limits the right side of pillar, and two ear canal limit pillars are laid on the same longitudinal axis of bottom plate platform.
Preferably, the shaft part that the upper end of the elevating screw thread bar is contacted with the top of Body of pillar is smooth flat.
Preferably, the notch shape of the lifting limiting slot is C-shaped, and maxilla fixed link attachment base and ear canal fixed link connect
It slots and is arranged in outside the notch of lifting limiting slot in the side of joint chair.
Preferably, it is vertical setting between the maxilla fixed link and the fixed club body of ear canal, and is in four prism type.
Preferably, the equal integral type in top of the elevating screw thread bar and maxilla fixed thread bar is installed with lift adjustment rotation
Button.
Preferably, the right part of the maxilla fixation clip is reclinate arc, and the following table of maxilla fixation clip
Face and the inner end outer surface of ear canal fixed link are lined with flexible PVC bed course.
Preferably, pass through limit fastening between the support rod and sliding seat, between sliding seat and backbone folder mounting rod
Screw rod fixes.
Preferably, the outer surface of the lifting limiting slot, maxilla fixed link, ear canal fixed link and support rod is printed with quarter
Spend line.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of laboratory mice spinal cord observation locking anti-disengaging device,
Have it is following the utility model has the advantages that
1, laboratory mice spinal cord observation locking anti-disengaging device, using with graduated, detachable threaded rod knot
Structure device fixes mouse, easy to operate, so that experimental implementation is more convenient, while improving the standard of experimental data
True property；
2, laboratory mice spinal cord observation locking anti-disengaging device, by using by mouse front tooth and the dual fixation of maxilla
Limit method further increase the accuracy of experimental data so that the fixation of mouse head is more stable；
3, laboratory mice spinal cord observation locking anti-disengaging device, it is solid using the fixed device of mouse head and mouse backbone
Determine the mode of apparatus integration combination, so that mouse can carry out simultaneously head in experimental implementation and the limit of backbone is fixed,
The working efficiency of laboratory mice spinal cord observation is greatly improved, while the mode of dual fixation more improves the locking of device, prevents
It is detached from performance, meets the needs of laboratory operation.
Detailed description of the invention
Fig. 1 is the utility model positive structure diagram；
Fig. 2 is the utility model head fixing device right side structural representation；
Fig. 3 is the utility model spinal fixation system overlooking structure diagram；
Fig. 4 is that the utility model jerrycan installs overlooking structure diagram；
Fig. 5 is that the utility model maxilla limits pillar cross section structure schematic diagram.
In figure: 1 bottom plate platform, 2 head fixing devices, 21 maxillas limit pillar, 211 maxilla fixed link attachment bases, on 212
Jaw fixed link, 213 maxilla fixed mountings, 214 maxilla fixed thread bars, 215 maxilla fixation clips, 216 front tooth folder, 22 ear canals
Limit pillar, 221 ear canal fixed link attachment bases, 222 ear canal fixed links, 23 lifting limiting slots, 24 elevating screw thread bars, 25 placements
Slot, 26 limit fastening screws, 27 sponge bed courses, 28 resilient snubbers, 29 assistant ejector pins, 3 spinal fixation systems, 31 mobile bottoms
Seat, 32 sliding blocks, 33 guide rail screw thread banking pins, 34 support rods, 35 sliding seats, 36 backbones folder mounting rod, 37 backbones folder, 371 intermediate plates
One, 372 intermediate plates two, 38 inserted links, 39 compressed springs, 4 guide-track grooves, 5 jerrycans, 51 flexible buffer foams, 52 limit grafting nail,
6 limit jacks, 7 lift adjustment knobs, 8 limit fastening screws.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution, a kind of laboratory mice spinal cord observation locking anticreep
It is solid from device, including bottom plate platform 1, head fixing device 2, maxilla limit pillar 21, maxilla fixed link attachment base 211, maxilla
Fixed pole 212, maxilla fixed mounting 213, maxilla fixed thread bar 214, maxilla fixation clip 215, front tooth folder 216, ear canal limit
Position pillar 22, ear canal fixed link attachment base 221, ear canal fixed link 222, lifting limiting slot 23, elevating screw thread bar 24, placing groove
25, fastening screw 26, sponge bed course 27, resilient snubber 28, assistant ejector pin 29, spinal fixation system 3, mobile base are limited
31, sliding block 32, guide rail screw thread banking pin 33, support rod 34, sliding seat 35, backbone folder mounting rod 36, backbone press from both sides 37, intermediate plate one
371, intermediate plate 2 372, inserted link 38, compressed spring 39, guide-track groove 4, jerrycan 5, flexible buffer foam 51, limit grafting nail
52, jack 6, lift adjustment knob 7 and limit fastening screw 8 are limited, is fixedly installed on the left of the upper surface of the bottom plate platform 1
Head fixing device 2, it includes that maxilla limit pillar 21 and two ear canals limit pillars 22 that 2 devices are fixed on the head, described
Maxilla limits arrangement triangular in shape between pillar 21 and ear canal limit pillar 22, the maxilla limit pillar 21 and ear canal limit branch
Vertical lifting limiting slot 23 is offered inside the shaft of column 22, the inside of the lifting limiting slot 23 is placed with vertical
Elevating screw thread bar 24, the top of the elevating screw thread bar 24 stretch out in the top surface of Body of pillar, and are located at maxilla and limit pillar 21
Maxilla fixed link attachment base 211 is screwed with by helicitic texture outside internal screw rod, is limited inside pillar 22 positioned at ear canal
Ear canal fixed link attachment base 221, the maxilla fixed link attachment base 211 and ear canal are screwed with by helicitic texture outside screw rod
The outside of fixed link attachment base 221 offers C-shaped, opening upwards placing groove 25, and the inside of placing groove 25 is put respectively
It is equipped with maxilla fixed link 212 and ear canal fixed link 222, and passes through the limit fastening screw being obliquely installed outside placing groove 25
26 are fixed, when work, turn elevating screw thread bar 24, so that the fixed link attachment base 211 or ear canal that screw thread is screwed on therewith are solid
Fixed pole attachment base 221 moves up and down in fixed 23 space of lifting limiting slot, drives maxilla fixed link 212 or ear canal fixed link
222 up and down motion achievees the purpose that adjusting height, the right part outer cover of the maxilla fixed link 212 are fixed equipped with maxilla
Mounting base 213, the right part of the maxilla fixed mounting 213 are also installed with lateral front tooth folder 216, front tooth folder 216 it is whole
Body is in flat, and offers the limit aperture for placing front tooth, the vertical spiral in middle part of the maxilla fixed mounting 213
It is screwed on and maxilla fixed thread bar 214 is installed, the middle part of the maxilla fixed thread bar 214 is installed with the fixed pressure of lateral maxilla
Plate 215 is also arranged with sponge bed course 27 flexible outside the top shaft of the maxilla fixed thread bar 214, and is located at maxilla
Resilient snubber 28 is also arranged with outside shaft between fixation clip 215 and maxilla fixed mounting 213, the maxilla is fixed
The also vertical screw thread in the left side of mounting base 213, which is screwed on, is inserted with assistant ejector pin 29, and the top of the assistant ejector pin 29 is fixed with maxilla
The left end lower surface of pressing plate 215 contacts, and when work, turn maxilla fixed thread bar 214 drives the maxilla fixation clip on top
215 up and down motion, due to adding sponge bed course 27 between maxilla fixation clip 215 and maxilla fixed thread bar 214, i.e., so that
Maxilla fixation clip 215 can have certain pooling feature, while maxilla fixation clip 215 is used for the fixed spiral shell of grafting maxilla
The spliced eye hole mesh of rasp bar 214 increases, that is, may make maxilla fixation clip 215 to can be realized shaking by a small margin, in auxiliary top
Under the action of the upper top power of bar 29, maxilla fixation clip 215 can further realize moving by a small margin up and down for right-hand end, thus
Achieve the purpose that the lower pressure side height for adjusting maxilla fixation clip 215, the maxilla fixed link 212 and ear canal fixed link 222 are equal
In horizontal positioned, and to be arranged oppositely between two ear canal fixed links 222, the inner end of the ear canal fixed link 222 is taper,
And top polishing is round and smooth, prevents top from sharply damaging to the ear canal of mouse and skull；
Spinal fixation system 3, the bottom end of the spinal fixation system 3 are installed on the right side of the upper surface of the bottom plate platform 1
For mobile base 31, the right lateral surface of the bottom plate platform 1 offers the guide-track groove 4 of inverted T-shaped, the bottom end of the mobile base 31
It is integrally installed with the sliding block 32 of inverted T-shaped, and sliding block 32, in guide-track groove 4, the inside of the mobile base 31 is also screwed with
Guide rail screw thread banking pin 33, the bottom end of the guide rail screw thread banking pin 33 through bottom plate platform 1 and sliding block 32 and with guide-track groove 4
Following table face contact when work, guide rail screw thread banking pin 33 is screwed downwards with strength, so that the two sides of the sliding block 32 of inverted T-shaped extend
The inner wall of guide-track groove 4 is tightly withstood in the upper surface at end, since the effect of frictional force is not susceptible to slide, reaches the fixed movement of limit
The purpose of pedestal 31, the upper surface of the mobile base 31 are also vertically fixedly installed with support rod 34, the bar of the support rod 34
Body outer sheath is equipped with sliding seat 35, and the inner transverse of the sliding seat 35, which runs through, to be inserted with and the vertically disposed backbone of support rod 34
Mounting rod 36 is pressed from both sides, the end sleeve of the backbone folder mounting rod 36 is equipped with backbone folder 37, and the end of the backbone folder mounting rod 36 is
Screw-rod structure, and stretch out in the outer end face of backbone folder 37 and be fixed by nut structure, the backbone folder 37 is by single
Intermediate plate 1 and intermediate plate 2 372 are constituted in the installation of clamping opening shape, and the medial surface integral vertical of the intermediate plate 1 is installed with slotting
Bar 38, and the ending vertical of inserted link 38 runs through the surface of intermediate plate 2 372, the inserted link between the intermediate plate 1 and intermediate plate 2 372
38 shaft portion of external are also arranged with compressed spring 39, when clamping work, the spiral shell of the end of turn backbone folder mounting rod 36 first
Cap so that the distance between intermediate plate 1 and intermediate plate 2 372 change, due to the compressed spring 39 inside backbone folder 37 to
Outer force, and the end of backbone folder mounting rod 36 inwardly squeezes force by nut, so that intermediate plate 1 and intermediate plate 2 372
Constitute a clamp structure；
The upper surface middle part of the bottom plate platform 1 is also placed with jerrycan 5, and the inside of the jerrycan 5 is placed with
Flexible buffer foam 51, due to being installed with flexible buffer foam 51 inside jerrycan 5, so that width when mouse struggles in an experiment
Degree is smaller, guarantees that the accuracy of experimental result, the bottom surface also integral type of the jerrycan 5 are equipped with limit grafting nail 52, institute
It states the upper surface corresponding position that limit grafting nail 52 is inserted in bottom plate platform 1 to stay in the limit jack 6 set, there is limit, preventing
While offset functions, detachable jerrycan 5 is installed and designed, convenient to dismount to structural member, and operability is stronger.
Further, the maxilla limit pillar 21 and ear canal limit pillar 22 are fixedly installed in bottom by inserting mode
The upper surface of plate platform 1, the maxilla limit pillar 21 are installed on the left end of the upper surface of bottom plate platform 1, ear canal limit branch
Column 22 is laid in the right side of maxilla limit pillar 21, and two ear canal limit pillars 22 are laid in the same longitudinal axis of bottom plate platform 1
On line.
Further, the shaft part that the upper end of the elevating screw thread bar 24 is contacted with the top of Body of pillar is smooth flat
Face, i.e., in turn elevating screw thread bar 24, due to being smooth sliding contact with column contacts position, so that elevating screw thread bar 24
Entirety will not be moved up or down under the action of turn screw thread.
Further, the notch shape of the lifting limiting slot 23 is C-shaped, and maxilla fixed link attachment base 211 and ear canal
The side of fixed link attachment base 221 is slotted and is arranged in outside the notch of lifting limiting slot 23, realizes the peace of guide tracked clamping
Dress form, so that maxilla fixed link attachment base 211 and ear canal fixed link attachment base 221 can only carry out upper and lower displacement.
Further, it is vertical setting between 222 shaft of the maxilla fixed link 212 and ear canal fixed link, and is in four
It is prismatic, prevent to roll.
Further, the equal integral type in top of the elevating screw thread bar 24 and maxilla fixed thread bar 214 is installed with lifting
Adjusting knob 7, for elevating screw thread bar 24 and maxilla fixed thread bar 214 easily to be carried out turn.
Further, the right part of the maxilla fixation clip 215 is reclinate arc, and maxilla fixation clip
215 lower surface and the inner end outer surface of ear canal fixed link 222 are lined with flexible PVC bed course, can when contacting with mouse
It is more soft, it prevents from damaging the cranium brain of mouse, avoids the acquisition for influencing experimental data.
Further, lead between the support rod 34 and sliding seat 35, between sliding seat 35 and backbone folder mounting rod 36
It crosses limit fastening screw 8 to fix, facilitates and dismounted and adjusted.
Further, the lifting limiting slot 23, maxilla fixed link 212, the appearance of ear canal fixed link 222 and support rod 34
Face is printed with graduation mark, is convenient for measuring the record of data, while improving the accuracy of experimental data.
After experimental work starts, postanesthetic mouse is fallen be placed on the jerrycan 5 on 1 top of bottom plate platform first
It is interior, the extended length of maxilla fixed link 212 is regulated, by the limit fastening screw 26 that maxilla limits 21 side of pillar to incite somebody to action
The head of mouse is fixed, and then adjusts maxilla fixed link 212 to suitable height, by the mouth of mouse by elevating screw thread bar 24
It opens, the front tooth of mouse is placed in front tooth folder 216 and is stayed in the limit hole set, then passes through assistant ejector pin 29 and maxilla fixed thread bar
214 cooperation regulates the height of maxilla fixation clip 215, is pressed in the crown of mouse, can be consolidated the maxilla of mouse
It is fixed；
The extended length for continuing adjusting maxilla fixed link 212, so that the position phase of the ear canal of mouse and ear canal fixed link 222
Adaptation, 24 structure of elevating screw thread bar that can first pass through turn ear canal limit pillar 22 adjust two ear canal fixed links 222 and are located at together
One level height, and it is identical as the ear canal height of mouse, then adjusted by limit fastening screw 26 by ear canal fixed link 222
The ear canal of mouse and fixation are slowly inserted into inner end, and the dual fixed work of the maxilla and ear canal of mouse head can be completed；
After the completion of mouse head is fixed, the backbone of mouse is the right upper portion for being located at bottom plate platform 1, first passes through guide rail screw thread
Banking pin 33 adjusts the suitable location of mobile base 31 to mouse, then the level of backbone folder 37 is adjusted by limit fastening screw 8
Then height and horizontal position press from both sides 37 for mouse by backbone so that backbone folder 37 is located exactly at the surface of the backbone of mouse
Backbone clamp, the fixation work of mouse backbone can be completed.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. a kind of laboratory mice spinal cord observation locking anti-disengaging device, including bottom plate platform (1), it is characterised in that: the bottom
It is fixedly installed with head fixing device (2) on the left of the upper surface of plate platform (1), the head fixing device is limited including a maxilla
Pillar (21) and two ear canal limits pillar (22) are in three between maxilla limit pillar (21) and ear canal limit pillar (22)
Vertical lifting is offered inside the shaft of angular arrangement, maxilla limit pillar (21) and ear canal limit pillar (22) to limit
The inside of position slot (23), lifting limiting slot (23) is placed with vertical elevating screw thread bar (24), the elevating screw thread bar
(24) top stretches out in the top surface of Body of pillar, and is located at outside the internal screw rod of maxilla limit pillar (21) and passes through screw thread knot
Structure is screwed with maxilla fixed link attachment base (211), is located at outside the internal screw rod of ear canal limit pillar (22) by screw thread knot
Structure is screwed with ear canal fixed link attachment base (221), the maxilla fixed link attachment base (211) and ear canal fixed link attachment base
(221) outside offers C-shaped, opening upwards placing groove (25), and the inside of placing groove (25) is placed with respectively
Jaw fixed link (212) and ear canal fixed link (222), and pass through the limit fastening screw of placing groove (25) outside being obliquely installed
(26) be fixed, the right part outer cover of the maxilla fixed link (212) is equipped with maxilla fixed mounting (213), it is described on
The right part of jaw fixed mounting (213) is also installed with lateral front tooth folder (216), the maxilla fixed mounting (213)
The vertical spiral in middle part, which is screwed on, is equipped with maxilla fixed thread bar (214), is installed in the middle part of the maxilla fixed thread bar (214)
Lateral maxilla fixation clip (215) is also arranged with sea flexible outside the top shaft of the maxilla fixed thread bar (214)
Continuous bed course (27), and be also arranged with outside the shaft between maxilla fixation clip (215) and maxilla fixed mounting (213)
Resilient snubber (28), the also vertical screw thread in left side of the maxilla fixed mounting (213), which is screwed on, is inserted with assistant ejector pin (29),
The top of the assistant ejector pin (29) is contacted with the left end lower surface of maxilla fixation clip (215), the maxilla fixed link
It (212) is in horizontal positioned with ear canal fixed link (222), and to be arranged oppositely between two ear canal fixed links (222), the ear
The inner end of road fixed link (222) is taper, and top polishing is round and smooth；
It is installed with spinal fixation system (3) on the right side of the upper surface of the bottom plate platform (1), the bottom of the spinal fixation system (3)
End is mobile base (31), and the right lateral surface of the bottom plate platform (1) offers the guide-track groove (4) of inverted T-shaped, the mobile base
(31) bottom end is integrally installed with the sliding block (32) of inverted T-shaped, and sliding block (32) is interior flush-mounted in guide-track groove (4), the mobile base
(31) inside is also screwed with guide rail screw thread banking pin (33), and bottom plate platform is run through in the bottom end of the guide rail screw thread banking pin (33)
(1) it is also vertically fixedly mounted with sliding block (32) and the following table face contact with guide-track groove (4), the upper surface of the mobile base (31)
Have support rod (34), the shaft outer sheath of the support rod (34) is equipped with sliding seat (35), and the inside of the sliding seat (35) is horizontal
It is inserted with and support rod (34) vertically disposed backbone folder mounting rod (36), the end of backbone folder mounting rod (36) to running through
It is arranged with backbone folder (37), the end of backbone folder mounting rod (36) is screw-rod structure, and stretches out in the outer of backbone folder (37)
End face is simultaneously fixed by nut structure, and the backbone folder (37) is by single intermediate plate one (371) and intermediate plate two (372) in folder
Mouth shape installation is constituted, and the medial surface integral vertical of the intermediate plate one (371) is installed with inserted link (38), and the end of inserted link (38)
The surface of intermediate plate two (372) is extended vertically through, inserted link (38) shaft part between the intermediate plate one (371) and intermediate plate two (372)
Outside is also arranged with compressed spring (39)；
The upper surface middle part of the bottom plate platform (1) is also placed with jerrycan (5), and the inside of the jerrycan (5) is placed
Flexible buffering foam (51), the bottom surface also integral type of the jerrycan (5) are equipped with limit grafting nail (52), the limit
The upper surface corresponding position that grafting nail (52) is inserted in bottom plate platform (1) stays in the limit jack (6) set.
2. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
Maxilla limit pillar (21) and ear canal limit pillar (22) are fixedly installed in the upper table of bottom plate platform (1) by inserting mode
Face, maxilla limit pillar (21) is installed on the left end of the upper surface of bottom plate platform (1), ear canal limit pillar (22) is laid
In the right side of maxilla limit pillar (21), and two ear canal limits pillar (22) are laid in the same longitudinal axis of bottom plate platform (1)
On.
3. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
The shaft part that the upper end of elevating screw thread bar (24) is contacted with the top of Body of pillar is smooth flat.
4. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
The notch shape of limiting slot (23) is gone up and down as C-shaped, and maxilla fixed link attachment base (211) and ear canal fixed link attachment base (221)
Side slot and be arranged in lifting limiting slot (23) notch outside.
5. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
It is vertical setting between maxilla fixed link (212) and ear canal fixed link (222) shaft, and is in four prism type.
6. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
The equal integral type in top of elevating screw thread bar (24) and maxilla fixed thread bar (214) is installed with lift adjustment knob (7).
7. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
The right part of maxilla fixation clip (215) is reclinate arc, and the lower surface of maxilla fixation clip (215) and ear canal are solid
The inner end outer surface of fixed pole (222) is lined with flexible PVC bed course.
8. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
Between support rod (34) and sliding seat (35), pass through limit fastening screw between sliding seat (35) and backbone folder mounting rod (36)
(8) it fixes.
9. a kind of laboratory mice spinal cord observation locking anti-disengaging device according to claim 1, it is characterised in that: described
The outer surface for going up and down limiting slot (23), maxilla fixed link (212), ear canal fixed link (222) and support rod (34) is printed with quarter
Spend line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235320.5U CN209091714U (en) | 2018-08-02 | 2018-08-02 | A kind of laboratory mice spinal cord observation locking anti-disengaging device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821235320.5U CN209091714U (en) | 2018-08-02 | 2018-08-02 | A kind of laboratory mice spinal cord observation locking anti-disengaging device |
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| Publication Number | Publication Date |
|---|---|
| CN209091714U true CN209091714U (en) | 2019-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821235320.5U Expired - Fee Related CN209091714U (en) | 2018-08-02 | 2018-08-02 | A kind of laboratory mice spinal cord observation locking anti-disengaging device |
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| CN (1) | CN209091714U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584707A (en) * | 2019-10-14 | 2019-12-20 | 中科绿谷（深圳）医疗科技有限公司 | Animal fixing device and animal detector |
| CN111888036A (en) * | 2020-07-31 | 2020-11-06 | 福建医科大学附属第一医院 | Fixing structure of rat brain stereotaxic instrument |
| CN116370135A (en) * | 2023-06-05 | 2023-07-04 | 中国人民解放军军事科学院军事医学研究院 | Instrument is constructed to bacterial meningitis experiment mouse |
-
2018
- 2018-08-02 CN CN201821235320.5U patent/CN209091714U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584707A (en) * | 2019-10-14 | 2019-12-20 | 中科绿谷（深圳）医疗科技有限公司 | Animal fixing device and animal detector |
| CN111888036A (en) * | 2020-07-31 | 2020-11-06 | 福建医科大学附属第一医院 | Fixing structure of rat brain stereotaxic instrument |
| CN116370135A (en) * | 2023-06-05 | 2023-07-04 | 中国人民解放军军事科学院军事医学研究院 | Instrument is constructed to bacterial meningitis experiment mouse |
| CN116370135B (en) * | 2023-06-05 | 2023-09-19 | 中国人民解放军军事科学院军事医学研究院 | A device for constructing bacterial meningitis experimental mice |
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