CN104013477B - The visual holder of experimental rat tail vein - Google Patents
The visual holder of experimental rat tail vein Download PDFInfo
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- CN104013477B CN104013477B CN201410287768.1A CN201410287768A CN104013477B CN 104013477 B CN104013477 B CN 104013477B CN 201410287768 A CN201410287768 A CN 201410287768A CN 104013477 B CN104013477 B CN 104013477B
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Abstract
The invention discloses the visual holder of a kind of experimental rat tail vein, comprise base, base is installed fixed block and adjusting rod; One end of adjusting rod is flexibly connected with fixed block or base, the other end of adjusting rod arranges holder tailstock, and by the distance between adjustment adjusting rod energy holder for regulating tailstock and fixed block, holder tailstock end face offers skewed slot, setting-in yellow fluorescent lamp on the sidewall of skewed slot, yellow fluorescent lamp horizontal irradiation; Fixed block is offered the first holddown groove; Fixed block arranges briquetting, and briquetting can relatively be opened or close by fixed block, compress or to unclamp Mus tail.The present invention also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Description
Technical field
The present invention relates to a kind of animal experiment device, specifically the visual holder of a kind of experimental rat tail vein.
Background technology
Test and be called endnote with large, caudal vein administration.Endnote is the most commonly routine work in physiology, pharmacology, toxicological experiment.At present, endnote work is the high highly difficult work of part craftsmenship and accuracy, even if be not a simple gravy jobs for veteran staff yet, often occur due to misoperation in experiment, medicine could not be expelled to the tail Ink vessel transfusing of animal, make animal waste, thus, make the whole experiment situation that all that has been achieved is spoiled.The too high main cause of endnote work difficulty lacks special fixture.Because the vein blood vessel of Mus tail is very tiny, not easily accurately locate, and Mus tail is not easily fixed, therefore, when lacking special fixing device, staff cannot guarantee the success rate of endnote.
Summary of the invention
For solving above-mentioned endnote Problems existing, the object of this invention is to provide the visual holder of a kind of experimental rat tail vein.
The present invention for achieving the above object, is achieved through the following technical solutions: the visual holder of experimental rat tail vein, comprises base, base is installed fixed block and adjusting rod; One end of adjusting rod is flexibly connected with fixed block or base, the other end of adjusting rod arranges holder tailstock, and by the distance between adjustment adjusting rod energy holder for regulating tailstock and fixed block, holder tailstock end face offers skewed slot, setting-in yellow fluorescent lamp on the sidewall of skewed slot, yellow fluorescent lamp horizontal irradiation; Fixed block is offered the first holddown groove; Fixed block arranges briquetting, and briquetting can relatively be opened or close by fixed block, compress or to unclamp Mus tail.
For realizing object of the present invention further, can also by the following technical solutions: described fixed block offers axis hole respectively; Mounting spring and rotating shaft in axis hole, the upper end of rotating shaft is connected with briquetting, and spring, to rotating shaft elastic force upwards, arranges locking device between fixed block and briquetting.Described locking device is made up of electric magnet and ferrite members, and briquetting arranges ferrite members, and install electric magnet in fixed block or base, ferrite members and electric magnet are corresponding up and down.Described fixed block end face offers the first holddown groove, and install cushion block and cushion in the first holddown groove, cushion is positioned at above cushion block, arranges projection in the middle part of cushion block, offers groove in the middle part of cushion, and groove and projection are corresponding up and down.The bottom of described briquetting arranges press strip, and the bottom of press strip is provided with compact heap.The side of described fixed block is provided with fixed teeth, the side that adjusting rod is corresponding with fixed teeth is provided with several tooth, in the middle part of adjusting rod, level offers the second chute along its length, and in the second chute, level installs the second fastening bolt, and the second fastening bolt is threaded with fixed block.Described base arranges mouse fixing, the side of mouse fixing and base engagement, the rear end of mouse fixing coordinates with fixed block, and mouse fixing has the stationary magazine creel of front opening, in stationary magazine creel, position-limiting drum is set, position-limiting drum offers convergent hole along the length direction of stationary magazine creel, the front portion in convergent hole is through hole, position-limiting drum two bottom sides offers stopper slot respectively, mounting limit block inside stationary magazine creel bottom surface, limited block is positioned at position-limiting drum rear, stationary magazine creel end face offers the first chute along its length, stationary magazine creel rear end sidewall is offered the 4th chute, 4th chute communicates with the first chute, position-limiting drum is threaded the inner of the first fastening bolt, the outer end of the first fastening bolt passes outside the first chute, the outer diameter of the first fastening bolt is greater than the first trough width, stationary magazine creel, fixed block and holder tailstock conllinear.The end face of described base offers gathering sill, offers several spacing hole in gathering sill, the side of stationary magazine creel is provided with limited post, and spacing hole coordinates with limited post.The front end of described stationary magazine creel is pre-large post-small gradually-reducing shape, the end face of the front end of stationary magazine creel offers V-arrangement guide groove, and V-arrangement guide groove communicates with the first chute, and the stationary magazine creel bottom surface that V-arrangement guide groove is corresponding is provided with guide plate, base offers holding tank, and holding tank coordinates with stationary magazine creel front end.Described position-limiting drum relative limit block side sidewall offers arcuate groove, and arcuate groove communicates with convergent hole.
The invention has the advantages that: mice leans to one side to be fixed on base by mouse fixing by it.Mouse fixing is stretched out in Mus tail side, and is fixed by Mus tail by briquetting and skewed slot, makes Mus tail side upward and is in straight configuration.Compact heap pushes down the vein of Mus tail side, makes vein blood vessel be the linear of level.Again by the irradiation of yellow fluorescent lamp, make the vein blood vessel of Mus afterbody upward and high-visible, facilitate intravenous injection.Pressure can be taked to catch up with mode with this holder, the blood in Mus root of the tail portion vein blood vessel, catch up with and be pressed onto Mus end pin portion, make the latter half blood vessel of Mus tail fully full.The more usual blood vessel diameter of full blood vessel diameter has increased thick about 40%, add the continuation blood supply of tremulous pulse, blood vessel can change slightly, and this enters to the syringe needle of syringe and leaves enough spaces, avoid to occur when needle point thrusts or intravasation above or piercing blood vessel enter into phenomenon below blood vessel.This pressure mode of catching up with can also fix Mus tail well, alters before avoiding animal to occur when tingling, and this equipment, with adjustable holder tailstock, can be adjusted to easily and wants the position of injection and held, and under making operator, pin is solid, stable.To hold in the palm on tailstock simultaneously can yellow fluorescent lamp of Zhuan You Yellow light You the wavelength transmission of Yu Yellow coloured light to caudal vein blood vessel on time can be absorbed by blood vessel, blood vessel presents black, therefore, can be clear that the vein blood vessel of Mus tail, what this gave injection needle point enters the foundation providing the depth, direction and needling length.In addition, sodium yellow irradiate staff can also be made to be clear that whether pin enters into internal blood vessel, this than the past only according to sensation operation be a a progressive step.Irradiate the tail veins of black Mus with yellow yellow fluorescent lamp, above-mentioned effect is more remarkable.Described holder can by one man operation, and use both hands and feet not only convenient but also quick, just can inject a Mus in average 15 seconds, efficiency and precision all significantly rise.Described holder can adjust the endnote custom that operating angle can be applicable to everyone.The present invention also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the visual holder of experimental rat tail vein of the present invention, and in figure, briquetting is in open mode, and fixed block 90-degree rotation relatively; Fig. 2 is the top view of Fig. 1; Fig. 3 is I enlarged drawing in Fig. 1; Fig. 4 is the A direction view of Fig. 2; Fig. 5 is II enlarged drawing in Fig. 2; Fig. 6 is the structural representation that the briquetting of holder shown in Fig. 2 is in closure state; Fig. 7 is that the B of Fig. 2 is to enlarged drawing; Fig. 8 is that the C of Fig. 2 is to enlarged drawing; Fig. 9 is that the D of Fig. 4 is to enlarged drawing.
Reference numeral: 1 base 2 fixed block 3 stationary magazine creel 4 briquetting 5 adjusting rod 6 asks tailstock 7 first chute 8 first holddown groove 9 cushion 10 groove 11 skewed slot 12 yellow fluorescent lamp 13 to amplify microscope base 14 mounting blocks 15 magnifier 16 baffle plate 17 axis hole 18 rotating shaft 19 spring 20 locating hole 21 electric magnet 22 polarized plug 23 fixed teeth 24 second chute 25 second fastening bolt 26 second holddown groove 27 cushion block 28 projection 29 press strip 30 first sucker 31 transverse slat 32 riser 33 the 3rd chute 34 the 3rd fastening bolt 35 limited block 36 position-limiting drum 37 convergent hole 38 first fastening bolt 39 stopper slot 40 compact heap 41 holding tank 42 arcuate groove 43 limited post 44 packing ring 45 spacing hole 46 gathering sill 47 the 4th chute 48 through hole 49 second sucker 50V shape guide groove 51 guide plate.
Detailed description of the invention
As shown in Figure 1, the visual holder of experimental rat tail vein of the present invention, comprises base 1.Base 1 is installed fixed block 2 and adjusting rod 5.As shown in Figure 2, one end of adjusting rod 5 is flexibly connected with fixed block 2 or base 1, and the other end of adjusting rod 5 arranges holder tailstock 6.Can distance between holder for regulating tailstock 6 and fixed block 2 by adjustment adjusting rod 5, to guarantee that no matter during in any part injection of Mus tail, injection portion is all positioned on holder tailstock 6.As shown in Figure 7, tailstock 6 end face is ask to offer skewed slot 11, setting-in yellow fluorescent lamp 12 on the sidewall of skewed slot 11, yellow fluorescent lamp 12 horizontal irradiation.Yellow fluorescent lamp 12 is serendipitous in an experiment, its spectral region sent: 620 nanometers----570 nanometers, and namely the orange light to yellowish green scope, can clearly illustrate vessel position, and the situation that light can be prevented again dazzling occurs.Skewed slot 11 1 sidewalls are inclined-plane for facing another sidewall directly, install yellow fluorescent lamp 12 in the sidewall faced directly, and this is designed with and is beneficial to light and penetrates in Mus Caudad by skewed slot 11, is convenient to the position showing caudal vein blood vessel.As shown in Figure 2, fixed block 2 being offered the first holddown groove 8, first holddown groove 8 can be parallel with the length direction of adjusting rod 5 with the line of skewed slot 11, the distance so that precision regulating puts one's child in a boarding nursery between tailstock 6 and fixed block 2.Fixed block 2 is arranged briquetting 4, briquetting 4 can relatively be opened or close by fixed block 2, compress or to unclamp Mus tail.
In experiment, concrete operation step is as follows:
1. mice is fixed on the position near fixed block 2 on base 1, Mus tail is towards fixed block 2;
2. open briquetting 4 Mus tail is put on fixed block 2, then depress briquetting 4, briquetting 4 and fixed block 2 are locked, fix by Mus root of the tail position;
3. adjust adjusting rod 5, make holder tailstock 6 be positioned at the below at Mus tail position to be injected, and snap in skewed slot 11 by this position to be injected, start yellow fluorescent lamp 12, yellow fluorescent lamp 12 pairs of Mus tails irradiate, and tail vein blood vessel is manifested;
4. endnote is carried out.
As shown in figures 1 and 3, described fixed block 2 offers axis hole 17 and locating hole 20 respectively.Mounting spring 19 and rotating shaft 18 in axis hole 17.The upper end of rotating shaft 18 is connected with briquetting 4.Rotating shaft 18 elastic force upwards given by spring 19, and briquetting 4 can be made automatically to open.Between fixed block 2 and briquetting 4, locking device is set, can be fixed by Mus tail before endnote.As shown in Figure 3, described locking device is made up of electric magnet 21 and ferrite members.Briquetting 4 arranges ferrite members, and install electric magnet 21 in fixed block 2 or base 1, ferrite members is corresponding with electric magnet about 21.In order to realize the accurate location between fixed block 2 and briquetting 4, can clamp Mus tail, can not damage again to Mus tail, can be provided with polarized plug 22, fixed block 2 is offered locating hole 20 bottom briquetting 4, locating hole 20 can coordinate with polarized plug 22.During fixing Mus tail, first briquetting 4 is rotated above fixed block 2, make polarized plug 22 and locating hole about 20 correspondence; Press briquetting 4 again, briquetting 4 is coordinated with fixed block 2, electric magnet 21 is energized simultaneously, makes electric magnet 21 by iron component, briquetting 4 and fixed block 2 is locked, thus pushed down by Mus afterbody.Described polarized plug 22 or rotating shaft 18 can be made up of ferrous material, to serve as iron component, thus, simplify structure and reduce costs.For making polarized plug 22 or the more effective adhesive of energy between rotating shaft 18 and electric magnet 21, the bottom of polarized plug 22 or rotating shaft 18 can be provided with irony sucker.Electric magnet 21 power-off, briquetting 4 is upspring under the effect of spring 19, is unclamped by Mus tail.The switch of electric magnet 21 can be arranged in locating hole 20 or axis hole 17, once polarized plug 22 or rotating shaft 18 move down the switch touching electric magnet 21, electric magnet 21 just can start.The switch of electric magnet 21 also can control yellow fluorescent lamp 12 simultaneously, and when namely electric magnet 21 starts, yellow fluorescent lamp 12 is energized and throws light on.For making operation smoothness coherent further, a foot switch can be set, to control electric magnet 21 and yellow fluorescent lamp 12 power-off.Described spring 19 also can play torsion spring, rotates to an angle after briquetting 4 is separated with fixed block 2, thus be more convenient to take out Mus tail, simplify the operation step.Compact heap 40 pushes down the vein of Mus tail side, and stop the normal blood back of vein, vein blood vessel is expanded, and the blood vessel wall of expansion can be close to coccyx and the Mus tail skin of Mus tail, and intermediate formation fluid space filled by blood, facilitates intravenous injection.Described locking device can also be the locking mechanism such as existing hook or latch, both the side of briquetting 4 and fixed block 2 hinged, briquetting 4 other end to coordinate with fixed block 2 by hook or latch and locks.But existing locking mechanism, all needs independent operation, compared with above-mentioned ferrite members forms locking device with electric magnet 21, operate more complicated.And due to Mus tail movability, when compressing Mus tail with briquetting 4, need quick and precisely, slightly postpone, Mus tail will offset orientation orientation, therefore, have ferrite members and electric magnet 21 only and form that locking device is the most applicable to be supported the use with this holder.
As shown in Figure 8, described fixed block 2 end face is offered in the first holddown groove 8, first holddown groove 8 and is installed cushion block 27 and cushion 9.Cushion 9 is positioned at above cushion block 27.Projection 28 is set in the middle part of cushion block 27.Groove 10 is offered in the middle part of cushion 9.Groove 10 is corresponding with projection about 28.When briquetting 4 to coordinate with fixed block 2 compress Mus tail time, Mus tail can extrude cushion 9, and cushion 9 is overturn respectively to both sides for center line with groove 10, and namely cushion 9 both sides enter projection 28 both sides respectively, and now, groove 10 opens and fully contacts with Mus tail.This structure can make cushion 9 clamp Mus tail more securely, can not damage again Mus tail simultaneously.For making Mus tail vein vascular dilation further, as shown in figures 3 and 8, the bottom of described briquetting 4 arranges press strip 29, the bottom of press strip 29 is provided with compact heap 40, and compact heap 40 can apply larger pressure to Mus tail local, thus, further prevention caudal vein blood backflow, impels blood vessel to expand further.
As shown in Figure 2 and Figure 5, the side of described fixed block 2 is provided with fixed teeth 23, the side that adjusting rod 5 is corresponding with fixed teeth 23 is provided with several tooth, in the middle part of adjusting rod 5, level offers the second chute 24 along its length, in second chute 24, level is installed the second fastening bolt 25, second fastening bolt 25 and is threaded with fixed block 2.This structure can control fixed block 2 and the distance of holder tailstock 6 by regulating the position of the second fastening bolt 25 in the second chute 24, conveniently according to the irradiation position of different Mus tail length adjustment yellow fluorescent lamps 12, facilitates intravenous injection.
As depicted in figs. 1 and 2, described base 1 arranges mouse fixing.The side of mouse fixing coordinates with base 1, and the rear end of mouse fixing coordinates with fixed block 2.Mouse fixing has the stationary magazine creel 3 of front opening.Described stationary magazine creel 3 can be drum type brake Mus box, also can be the Mus box of rectangle.Described mouse fixing also can be drum type brake Mus box fixing device, and this structure is simple, low cost of manufacture, but this structure mice is fixing unstable, and mice easily struggles.Position-limiting drum 36 is set in stationary magazine creel 3.Position-limiting drum 36 offers convergent hole 37 along the length direction of stationary magazine creel 3, so that Mus head enters.The front portion in convergent hole 37 is through hole 48, so that mouse breathing.Position-limiting drum 36 two bottom sides offers stopper slot 39 respectively, mounting limit block 35 inside stationary magazine creel 3 bottom surface, and limited block 35 is positioned at position-limiting drum 36 rear.Stopper slot 39 for separating two forelimbs of mice, limited block 35 for separating two hind legs of mice, thus, prevent mice from stationary magazine creel 3, rotating health.Stationary magazine creel 3 end face offers the first chute 7 along its length, stationary magazine creel 3 rear end sidewall is offered the 4th chute the 47, four chute 47 and communicates with the first chute 7.Position-limiting drum 36 is threaded the inner of the first fastening bolt 38, and the outer end of the first fastening bolt 38 passes outside the first chute 7, and the outer diameter of the first fastening bolt 38 is greater than the first chute 7 width.Stationary magazine creel 3, fixed block 2 and holder tailstock 6 conllinear, so that Mus tail stretches, facilitate endnote.When placing mice, tilt stationary magazine creel 3 certain angle, mouse head is made to enter stationary magazine creel 3 upward, Mus tail enters the first chute 7, at the bottom of pulling Mus tail mice can be pulled to smoothly tin along the first chute 7, put into position-limiting drum 36 afterwards, promote position-limiting drum 36 and make Mus head enter convergent hole 37, screw the first fastening bolt 38 and position-limiting drum 36 is locked.Base 1 can be offered several spacing hole 45, mouse fixing has the transparent stationary magazine creel 3 of length direction one end open, and stationary magazine creel 3 can respectively arrange several limited post 43 in both sides, and spacing hole 45 coordinates for mouse fixing is located with limited post 43.The bootable stationary magazine creel 3 of gathering sill 46 accurately enters desired location, makes operation simpler and easy.Position-limiting drum 36 can according to the height of mice by the first fastening bolt 38 and the first chute 7 adjusting position, the mice of convenient fixing different size.
Described base 1 one side bottom installs two the second suckers 49, base 1 opposite side end face offers holding tank 41, riser 32 is set in holding tank 41, the 3rd chute 33 is vertically offered in the middle part of riser 32, coordinate installation the 3rd fastening bolt 34 in 3rd chute 33, transverse slat 31 is installed in riser 32 lower end, and transverse slat 31 is positioned at below base 1, bottom transverse slat 31, installation two the first sucker 30, first suckers 30 and the second sucker 49 are positioned in same level.This structure by the inclined degree regulating the 3rd position of fastening bolt 34 on riser 32 to carry out adjusting base 1, can better can be observed mouse vein position, facilitate intravenous injection.
Described holder tailstock 6 one end is installed by rotating shaft and is amplified microscope base 13, and amplifying microscope base 13 can rotate relative to holding in the palm tailstock 6, amplifies on microscope base 13 and is connected and installed block 14, mounting blocks 14 is installed magnifier 15.This structure is convenient observes caudal vein position.
Baffle plate 16 is installed in described fixed block 2 side, and baffle plate 16 is positioned at the side of briquetting 4, offers the second holddown groove 26 in the middle part of baffle plate 16.This structure plays the guide and limit effect to briquetting 4, avoids briquetting 4 turns inclined.
Described position-limiting drum 36 relative limit block 35 side sidewall offers arcuate groove 42, and arcuate groove 42 communicates with convergent hole 37.Physiological structure according to mice offers arcuate groove 42 at limited block 35 sidewall, feels comfortably cool when mice is fixed, and can not produce extruding, thus avoid mice acutely to struggle to mouse body.
As shown in Figure 4, the front end of described stationary magazine creel 3 is pre-large post-small gradually-reducing shape, the end face of the front end of stationary magazine creel 3 offers V-arrangement guide groove 50, V-arrangement guide groove 50 communicates with the first chute 7, stationary magazine creel 3 bottom surface of V-arrangement guide groove 50 correspondence is provided with guide plate 51, base 1 is offered holding tank 41, holding tank 41 coordinates with stationary magazine creel 3 front end.This structure can further facilitate to the in-built mice of stationary magazine creel 3.In the process of dress mice, Mus tail can enter the first chute 7 smoothly under the guiding of V-arrangement guide groove 50, makes operation more fast simple and easy.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.
Claims (10)
1. the visual holder of experimental rat tail vein, is characterized in that: comprise base (1), base (1) is installed fixed block (2) and adjusting rod (5); One end of adjusting rod (5) is flexibly connected with fixed block (2) or base (1), the other end of adjusting rod (5) arranges holder tailstock (6), by the distance between adjustment adjusting rod (5) energy holder for regulating tailstock (6) and fixed block (2), holder tailstock (6) end face offers skewed slot (11), setting-in yellow fluorescent lamp (12) on the sidewall of skewed slot (11), yellow fluorescent lamp (12) horizontal irradiation; Fixed block (2) is offered the first holddown groove (8); Fixed block (2) is arranged briquetting (4), briquetting (4) can relatively be opened or close by fixed block (2), compress or to unclamp Mus tail.
2. the visual holder of experimental rat tail vein according to claim 1, is characterized in that: described fixed block (2) is offered respectively axis hole (17); Axis hole (17) interior mounting spring (19) and rotating shaft (18), the upper end of rotating shaft (18) is connected with briquetting (4), and spring (19), to rotating shaft (18) elastic force upwards, arranges locking device between fixed block (2) and briquetting (4).
3. the visual holder of experimental rat tail vein according to claim 2, it is characterized in that: described locking device is made up of electric magnet (21) and ferrite members, (4) arrange ferrite members with briquetting, install electric magnet (21) in fixed block (2) or base (1), ferrite members is corresponding up and down with electric magnet (21).
4. the visual holder of experimental rat tail vein according to claim 1, it is characterized in that: described fixed block (2) end face offers the first holddown groove (8), in first holddown groove (8), cushion block (27) and cushion (9) are installed, cushion (9) is positioned at cushion block (27) top, cushion block (27) middle part arranges projection (28), groove (10) is offered at cushion (9) middle part, and groove (10) is corresponding up and down with projection (28).
5. the visual holder of experimental rat tail vein according to claim 1, is characterized in that: the bottom of described briquetting (4) arranges press strip (29), and the bottom of press strip (29) is provided with compact heap (40).
6. the visual holder of experimental rat tail vein according to claim 1, it is characterized in that: the side of described fixed block (2) is provided with fixed teeth (23), the side that adjusting rod (5) is corresponding with fixed teeth (23) is provided with several tooth, the second chute (24) is offered at adjusting rod (5) middle part along its length level, second chute (24) interior level installs the second fastening bolt (25), and the second fastening bolt (25) is threaded with fixed block (2).
7. the visual holder of experimental rat tail vein according to claim 1, it is characterized in that: (1) arranges mouse fixing to described base, the side of mouse fixing coordinates with base (1), the rear end of mouse fixing coordinates with fixed block (2), and mouse fixing has the stationary magazine creel (3) of front opening, position-limiting drum (36) is set in stationary magazine creel (3), position-limiting drum (36) offers convergent hole (37) along the length direction of stationary magazine creel (3), the front portion in convergent hole (37) is through hole (48), position-limiting drum (36) two bottom sides offers stopper slot (39) respectively, mounting limit block (35) inside stationary magazine creel (3) bottom surface, limited block (35) is positioned at position-limiting drum (36) rear, stationary magazine creel (3) end face offers the first chute (7) along its length, stationary magazine creel (3) rear end sidewall is offered the 4th chute (47), 4th chute (47) communicates with the first chute (7), position-limiting drum (36) is threaded the inners of the first fastening bolt (38), the outer end of the first fastening bolt (38) passes the first chute (7) outward, the outer diameter of the first fastening bolt (38) is greater than the first chute (7) width, stationary magazine creel (3), fixed block (2) and holder tailstock (6) conllinear.
8. the visual holder of experimental rat tail vein according to claim 7, it is characterized in that: the end face of described base (1) is offered gathering sill (46), several spacing hole (45) is offered in gathering sill (46), the side of stationary magazine creel (3) is provided with limited post (43), and spacing hole (45) coordinates with limited post (43).
9. the visual holder of experimental rat tail vein according to claim 7, it is characterized in that: the front end of described stationary magazine creel (3) is pre-large post-small gradually-reducing shape, the end face of the front end of stationary magazine creel (3) offers V-arrangement guide groove (50), V-arrangement guide groove (50) communicates with the first chute (7), stationary magazine creel (3) bottom surface that V-arrangement guide groove (50) is corresponding is provided with guide plate (51), base (1) is offered holding tank (41), holding tank (41) coordinates with stationary magazine creel (3) front end.
10. the visual holder of experimental rat tail vein according to claim 7, is characterized in that: described position-limiting drum (36) relative limit block (35) side sidewall offers arcuate groove (42), and arcuate groove (42) communicates with convergent hole (37).
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| CN201410287768.1A CN104013477B (en) | 2014-06-25 | 2014-06-25 | The visual holder of experimental rat tail vein |
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| CN201410287768.1A CN104013477B (en) | 2014-06-25 | 2014-06-25 | The visual holder of experimental rat tail vein |
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| CN104013477B true CN104013477B (en) | 2016-04-06 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104799968B (en) * | 2015-05-29 | 2017-03-15 | 河南科技大学第一附属医院 | A kind of device that injects for mouse tail vein and other Superficial veins |
| CN104840268B (en) * | 2015-06-01 | 2016-11-16 | 周平 | Fixing device for vena caudalis injection of mouse and using method thereof |
| CN104938350B (en) * | 2015-06-18 | 2017-04-19 | 李晓峰 | Automatic tail labeling instrument for large and small mice |
| CN107361877A (en) * | 2017-07-18 | 2017-11-21 | 南通大学 | A kind of tail vein injection device |
| CN109481078A (en) * | 2019-01-16 | 2019-03-19 | 沈阳建筑大学 | A kind of adjustable mouse tail vein injection fixator |
| CN112155781B (en) * | 2020-10-20 | 2022-03-29 | 华中科技大学同济医学院附属协和医院 | Mouse fixing device for experiments |
| CN115778613B (en) * | 2023-01-09 | 2023-04-28 | 首都医科大学附属北京世纪坛医院 | Universal type auxiliary device for intravenous injection of rat tail |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6789510B1 (en) * | 2003-05-30 | 2004-09-14 | Ru-Ping Lee | Animal restraining apparatus and animal experiment for using the same |
| CN2788762Y (en) * | 2005-03-15 | 2006-06-21 | 李晓峰 | Animal test fixing support |
| CN202637184U (en) * | 2012-07-26 | 2013-01-02 | 黑河学院 | Device for vein haemospasia and fixation of rat |
| CN202682092U (en) * | 2012-08-18 | 2013-01-23 | 黑龙江中医药大学 | Rat experiment device |
| CN202801859U (en) * | 2012-09-17 | 2013-03-20 | 侯月梅 | Mouse caudal vein blood sampling fixing device |
| CN202920404U (en) * | 2012-09-20 | 2013-05-08 | 江苏省原子医学研究所 | Fixing device for mouse tail intravenous injection |
| CN203001166U (en) * | 2013-01-16 | 2013-06-19 | 朱宇 | Experimental mouse fixing device for caudal intravenous administration |
| CN203647528U (en) * | 2013-12-09 | 2014-06-18 | 天津商业大学 | Mouse caudal vein injection fixing device |
| CN203935292U (en) * | 2014-06-25 | 2014-11-12 | 李晓峰 | The visual holder of experimental rat tail vein |
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