CN210872182U - Fixing device for developing SD rat experiment - Google Patents
Fixing device for developing SD rat experiment Download PDFInfo
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- CN210872182U CN210872182U CN201920906303.8U CN201920906303U CN210872182U CN 210872182 U CN210872182 U CN 210872182U CN 201920906303 U CN201920906303 U CN 201920906303U CN 210872182 U CN210872182 U CN 210872182U
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Abstract
The utility model discloses a fixing device for carrying out SD rat experiment, including the laboratory bench, the position department that the laboratory bench upper surface is close to the four corners all sets up threaded hole, and threaded hole internal spiral installs hand screw. The utility model discloses a mouse board and ribbon are put in the setting, can carry out effectual fixing to the truck of SD rat, and the supporting structure and the magic subsides of setting can carry out spacing fixed to the back shank of SD rat, and the probe for the ultrasonic therapy that facilitates the use intervenes its femoral head in SD rat abduction external rotation. In the intervention process, SD rat belly is fixed downwards and is being put the mouse inboard, guarantees its travelling comfort, improves the precision that experimental data detected to a certain extent, but lateral adjustment puts the position of mouse board on the laboratory bench surface, changes the distance of whole clamp plate and laboratory bench through twisting hand screw to change the height of whole SD rat in the laboratory bench, adjust the position of SD rat for laboratory bench and ultrasonic therapy with the probe, more accurate realization positioning action.
Description
Technical Field
The utility model relates to an experimental apparatus field, in particular to a fixing device for carrying out SD rat experiment.
Background
In an animal experiment for ultrasonic treatment of femoral head necrosis, ultrasonic intervention and imaging examination are required for a long period (for example, 1 month) on the femoral head of an experimental subject SD rat. During the ultrasonic intervention, the abdomen was laid up on the laboratory bench. In actual work, the SD rat needs to be subjected to ultrasonic intervention every day, the frequency is high, the time is long, the SD rat needs to be anesthetized to avoid struggling and resisting of the SD rat, the SD rat is anesthetized for a long time, the drug resistance is generated when the SD rat is anesthetized for a long time, the anesthetic dosage is increased, the measurement result is inaccurate, and the operation steps of the experiment are complicated; on the other hand, the existing experiment table has poor effect of fixing the SD rat, and the probe for ultrasonic therapy needs to be manually held to irradiate the position needing to be interfered, so that the time and labor are wasted, and the stability of the irradiation position cannot be ensured.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a fixing device for carrying out SD rat experiment, can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fixing device for carrying out SD rat experiments comprises an experiment table, wherein threaded holes are formed in the positions, close to four corners, of the upper surface of the experiment table, hand-screwed screws are spirally arranged in the threaded holes, a pressure plate is arranged between the two groups of hand-screwed screws positioned at the front side and the rear side, a mouse placing plate is arranged at a position between the two pressing plates right above the experiment table, two groups of first movable plates and one group of second movable plates are respectively and fixedly arranged at the front side and the rear side of the mouse placing plate, one end of the movable plate is arranged on the lower surface of the pressure plate in a sliding way, a through groove is arranged inside the mouse placing plate, two binding belts are arranged on one side of the upper surface of the rat holding plate, support structures are fixedly arranged at the positions of the front side of the rat holding plate, which are positioned at the two sides of the second movable plate, two through holes are formed in the middle of the surface of the experiment table, and probes for ultrasonic therapy are spirally arranged in the through holes.
Preferably, the surface of the pressing plate is provided with sliding grooves, the upper surfaces of one ends of the first movable plate and the second movable plate are spirally and fixedly provided with sliding blocks, the cross sections of the sliding blocks are of T-shaped structures, and the sliding blocks are arranged in the sliding grooves in a matched mode.
Preferably, a feeding device is fixedly arranged between the upper surfaces of the two first movable plates through screws, and the feeding device is of a hollow cylindrical groove body structure.
Preferably, the hand-screwed screws penetrate through two ends of the pressing plate, and the elastic parts are sleeved on the positions, located between the pressing plate and the experiment table, of the surfaces of the threaded rods of the hand-screwed screws.
Preferably, the mouse placing plate is of a tile-shaped plastic structure, and the distance between the lower surface of the mouse placing plate and the experiment table is equal to the length of the threaded rod part of the hand-screwed screw.
Preferably, the supporting structure includes first branch, second branch and third branch, through screw fixed connection between two adjacent branches, and the turned angle between two adjacent branches is 0-360, and one side of every branch all forms a complete set and is provided with the magic subsides, and the magic subsides winding sets up the surface of every branch, the supporting structure is corresponding the distribution from top to bottom with the probe for ultrasonic therapy.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a set up and put mouse board and ribbon, can carry out effectual fixed to the truck of SD rat, the support structure and the magic subsides that set up can carry out spacing fixed to the back shank of SD rat, facilitate to use for the ultrasonic therapy probe to intervene the hip joint abduction external rotation position of SD rat shank, make SD rat belly fix down in putting the mouse board, guarantee its travelling comfort to improve the precision that experimental data detected to a certain extent;
2. the utility model can transversely adjust the position of the mouse placing plate on the surface of the experiment table by arranging the sliding chute and the sliding block, and the hand-screw and the elastic piece which are arranged simultaneously change the distance between the whole pressing plate and the experiment table by screwing the hand-screw, thereby changing the height of the whole SD rat above the experiment table, adjusting the position of the SD rat relative to the experiment table and the probe for ultrasonic treatment, and more accurately realizing the positioning function;
3. the utility model discloses a feeding device of setting, when needs long-time fixed for the experiment SD rat, can install feeding device between two first fly leafs and feed and eat, alleviate the nervous mood of SD rat, conveniently carry out long-term test experiment, also can dismantle feeding device simultaneously and carry out cleaning process to it.
Drawings
Fig. 1 is a schematic view of the overall structure of a fixing device for performing an SD rat experiment of the present invention;
fig. 2 is a schematic view of a bracket structure of a fixing device for performing an SD rat experiment of the present invention;
fig. 3 is an enlarged view of the fixing device for carrying out the SD rat experiment of fig. 1, which is a partial structure a of the present invention.
In the figure: 1. a laboratory bench; 2. screwing the screw by hand; 3. pressing a plate; 4. placing a mouse plate; 5. a first movable plate; 6. a second movable plate; 7. binding a belt; 8. a through groove; 9. a feeding device; 10. a probe for ultrasonic therapy; 11. a scaffold structure; 111. a first support bar; 112. a second support bar; 113. a third support bar; 12. magic tape; 13. a chute; 14. a slider; 15. an elastic member.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in figures 1-3, a fixing device for carrying out SD rat experiments comprises an experiment table 1, wherein the upper surface of the experiment table 1 is provided with threaded holes at positions close to four corners, hand screws 2 are spirally arranged in the threaded holes, a pressure plate 3 is arranged between two groups of the hand screws 2 at the front side and the rear side, a rat placing plate 4 is arranged right above the experiment table 1 and between the two pressure plates 3, two groups of first movable plates 5 and two groups of second movable plates 6 are fixedly arranged at the front side and the rear side of the rat placing plate 4 respectively, one end of each movable plate is arranged on the lower surface of the pressure plate 3 in a sliding manner, a through groove 8 is arranged inside the rat placing plate 4, two binding belts 7 are arranged at one side of the upper surface of the rat placing plate 4, support structures 11 are fixedly arranged at positions at the two sides of the second movable plate 6 at the front side of the rat placing plate 4, and two through holes, and the through hole is internally and spirally provided with a probe 10 for ultrasonic therapy.
As shown in fig. 1 and 3, the surface of the pressing plate 3 is provided with a sliding groove 13, the upper surfaces of one ends of the first movable plate 5 and the second movable plate 6 are spirally and fixedly provided with a sliding block 14, and the cross section of the sliding block 14 is of a "T" shaped structure and is arranged in the sliding groove 13 in a matching manner.
Through setting up spout 13 and slider 14, can transversely adjust the position of putting mouse board 4 on laboratory bench 1 surface, spout 13 plays horizontal limiting displacement to slider 14.
As shown in fig. 1, a feeding device 9 is fixedly arranged between the upper surfaces of the two first movable plates 5 through screws, and the feeding device 9 has a hollow cylindrical groove structure.
The feeding device 9 that sets up, when needing the long-time fixed SD rat for experiments, can install feeding device 9 between two first fly leafs 5 and feed, conveniently carry out long-term test experiment, also can dismantle feeding device 9 simultaneously and wash it.
As shown in fig. 3, the hand screw 2 penetrates through both ends of the pressing plate 3, and the elastic member 15 is sleeved on the surface of the threaded rod of the hand screw 2 at a position between the pressing plate 3 and the experiment table 1.
The hand screw 2 and the elastic component 15 that set up change whole clamp plate 3 and laboratory bench 1's distance through twisting hand screw 2 to change the height of whole SD rat in laboratory bench 1 top, adjust the SD rat for laboratory bench 1 and ultrasonic therapy with probe 10's position, combine slider 14 to slide in spout 13, can be more accurate realization location effect.
As shown in FIG. 1, the mouse placing plate 4 is of a tile-shaped plastic structure, and the distance between the lower surface of the mouse placing plate 4 and the experiment table 1 is equal to the length of the threaded rod part of the hand screw 2.
As shown in fig. 1 and 2, the supporting structure 11 includes a first supporting rod 111, a second supporting rod 112 and a third supporting rod 113, two adjacent supporting rods are fixedly connected through screws, the rotation angle between two adjacent supporting rods is 0-360 °, one side of each supporting rod is provided with the magic tape 12, the magic tape 12 is wound on the surface of each supporting rod, and the supporting structure 11 and the ultrasonic therapy probe 10 are distributed up and down correspondingly.
The utility model discloses a mouse board 4 and ribbon 7 are put to the setting, can carry out effectual fixing to the truck of SD rat, and the supporting structure 11 and the magic subsides 12 of setting can carry out spacing fixed to the back shank of SD rat, and it intervenes to the hip joint abduction outward rotation position of SD rat shank to facilitate the use probe 10 for ultrasonic therapy, makes SD rat belly fix down in putting mouse board 4, guarantees its travelling comfort to improve the precision that experimental data detected to a certain extent.
Preferably, the binding band 7 can be set into a plurality of strip-shaped structures or a wider strip-shaped integral structure to integrally cover the trunk, so that tighter binding is realized and the test object is prevented from breaking loose; similarly, the band 12 provided on the movable stand 11 may be provided with a wider structure to improve the binding effect on the leg of the subject.
It should be noted that the utility model relates to a fixing device for carrying out the experiment of SD rat, at first, snatch suitable SD rat, put the belly of SD rat for the experiment down on this tile type structure put rat board 4, use ribbon 7 to tighten the back of SD rat, so the whole truck of SD rat has just obtained fixedly, the head of SD rat stretches out the front side of putting rat board 4 this moment, the shank of SD rat stretches out the rear side of putting rat board 4, it has certain elasticity to put rat board 4, can not produce stronger constraint sense after using ribbon 7 to fix the SD rat, make it can not be too nervous when the experiment goes on, influence the experimental data,
then holding the back leg of the SD rat by hand, placing the back leg on one side of a support structure 11 with a preset angle, (the angle of two preset adjacent supports can be adjusted according to the experimental requirement, the adjacent supports can rotate by loosening screws, the screws can be screwed for fixing after the angle is adjusted), each joint bone of the leg of the SD rat is adjacent to one corresponding support, the support is limited and fixed by winding a magic tape 12, the hip joint abduction and abduction position of the femoral head can be exposed according to the preset requirement according to the requirement, and the later-stage ultrasonic intervention can be conveniently developed,
finally, the hand-screwed screw 2 is screwed to change the distance between the whole pressing plate 3 and the experiment table 1, thereby changing the height of the whole SD rat above the experiment table 1, adjusting the position of the SD rat relative to the experiment table 1 and the probe 10 for ultrasonic therapy, if the transverse position needs to be adjusted, the hand-held mouse placing plate 4 can move, so that the sliding block 14 slides in the sliding groove 13, realizing the final positioning effect, ensuring that the probe 10 for ultrasonic therapy corresponds to the irradiation part,
the probe 10 for ultrasound therapy is switched on for intervention for a certain time, for example: after 20 minutes, can release the SD rat, put the SD rat back into and raise the case, perhaps continue to carry out the X-ray irradiation experiment to the SD rat, owing to put that rat board 4 adopts is the plastic construction, can not block the shooting of X-ray, if need long-term fixed experiment, can install feeding device 9 between two first fly leaf 5 and feed, then carry out long-term test experiment, also can dismantle feeding device 9 simultaneously and carry out cleaning process to it.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A fixing device for carrying out SD rat experiments, includes laboratory bench (1), its characterized in that: the mouse placing device is characterized in that threaded holes are formed in positions, close to four corners, of the upper surface of the experiment table (1), hand screws (2) are spirally arranged in the threaded holes, pressing plates (3) are arranged between two groups of the hand screws (2) on the front side and the rear side of the experiment table (1), a mouse placing plate (4) is arranged between the two pressing plates (3) over the experiment table (1), two groups of first movable plates (5) and one group of second movable plates (6) are fixedly arranged on the front side and the rear side of the mouse placing plate (4) respectively, one end of each movable plate is arranged on the lower surface of the corresponding pressing plate (3) in a sliding mode, a through groove (8) is formed in the mouse placing plate (4), two binding belts (7) are arranged on one side of the upper surface of the mouse placing plate (4), support structures (11) are fixedly arranged on positions, located on two sides of the second movable plates (6) on the front side of the mouse placing, and a probe (10) for ultrasonic therapy is spirally arranged in the through hole.
2. The fixture for performing SD rat experiments according to claim 1, characterized in that: the surface of the pressing plate (3) is provided with sliding grooves (13), the upper surfaces of one ends of the first movable plate (5) and the second movable plate (6) are spirally and fixedly provided with sliding blocks (14), the cross sections of the sliding blocks (14) are of T-shaped structures, and the sliding blocks are arranged in the sliding grooves (13) in a matched mode.
3. The fixture for performing SD rat experiments according to claim 1, characterized in that: a feeding device (9) is fixedly arranged between the upper surfaces of the two first movable plates (5) through screws, and the feeding device (9) is of a hollow cylindrical groove body structure.
4. The fixture for performing SD rat experiments according to claim 1, characterized in that: hand screw (2) run through the both ends through clamp plate (3), and the position department that hand screw (2) screw rod surface is located between clamp plate (3) and laboratory bench (1) cup joints elastic component (15).
5. The fixture for performing SD rat experiments according to claim 1, characterized in that: the mouse placing plate (4) is of a tile-shaped plastic structure, and the distance between the lower surface of the mouse placing plate (4) and the experiment table (1) is equal to the length of the threaded rod part of the hand-screwed screw (2).
6. The fixture for performing SD rat experiments according to claim 1, characterized in that: support structure (11) include first branch (111), second branch (112) and third branch (113), through screw fixed connection between two adjacent branches, and turned angle between two adjacent branches is 0-360, and one side of every branch all forms a complete set and is provided with magic subsides (12), and magic subsides (12) winding sets up the surface to every branch, support structure (11) are the corresponding distribution from top to bottom with probe (10) for ultrasonic therapy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906303.8U CN210872182U (en) | 2019-06-17 | 2019-06-17 | Fixing device for developing SD rat experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920906303.8U CN210872182U (en) | 2019-06-17 | 2019-06-17 | Fixing device for developing SD rat experiment |
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| Publication Number | Publication Date |
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| CN210872182U true CN210872182U (en) | 2020-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920906303.8U Active CN210872182U (en) | 2019-06-17 | 2019-06-17 | Fixing device for developing SD rat experiment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111904650A (en) * | 2020-09-07 | 2020-11-10 | 宁夏医科大学总医院 | Animal fixing device |
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2019
- 2019-06-17 CN CN201920906303.8U patent/CN210872182U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111904650A (en) * | 2020-09-07 | 2020-11-10 | 宁夏医科大学总医院 | Animal fixing device |
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