CN213216983U - Mouse fixing device for magnetic resonance animal experiment - Google Patents
Mouse fixing device for magnetic resonance animal experiment Download PDFInfo
- Publication number
- CN213216983U CN213216983U CN202021435918.6U CN202021435918U CN213216983U CN 213216983 U CN213216983 U CN 213216983U CN 202021435918 U CN202021435918 U CN 202021435918U CN 213216983 U CN213216983 U CN 213216983U
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- China
- Prior art keywords
- mouse
- upper cover
- cover plate
- fixation clamp
- magnetic resonance
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- 241001465754 Metazoa Species 0.000 title claims abstract description 15
- 238000002474 experimental method Methods 0.000 title claims abstract description 13
- 238000004321 preservation Methods 0.000 claims abstract description 15
- 230000000392 somatic effect Effects 0.000 claims abstract description 15
- 241000699666 Mus <mouse, genus> Species 0.000 claims description 30
- 241000699670 Mus sp. Species 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- 230000004083 survival effect Effects 0.000 abstract description 2
- 238000003384 imaging method Methods 0.000 description 8
- 230000003902 lesion Effects 0.000 description 5
- 238000002595 magnetic resonance imaging Methods 0.000 description 3
- 238000010171 animal model Methods 0.000 description 2
- 210000004556 brain Anatomy 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 101100113065 Mus musculus Cfi gene Proteins 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
The utility model discloses a magnetic resonance animal experiment mouse fixing device relates to medical experimental apparatus field, and is lower to current magnetic resonance scanning room general temperature, prevents that the mouse from catching a cold in long-time research and increasing the mortality problem, and the following scheme is put forward now, and it includes fixing base and upper cover plate down, all set up flutedly in fixing base and the upper cover plate down, be provided with the heat preservation in the upper cover plate, the inside of fixing base is provided with somatic part fixation clamp and head fixation clamp down, the somatic part fixation clamp is the same with the structure of head fixation clamp. The utility model discloses novel structure, and fix the mouse in fixing base down through head fixation clamp and somatic part fixation clamp, can firmly fix the mouse is whole to when effectively avoiding the mouse to examine time measuring slightly awaking, avoid the position to take place to remove, improve the accuracy that detects, and through the heat preservation, effectually keep warm to the mouse, avoid the mouse to freeze, improve the survival rate of mouse.
Description
Technical Field
The utility model relates to a medical experiment apparatus field especially relates to a magnetic resonance animal experiment mouse fixing device.
Background
The imaging principle of resonance is that hydrogen atoms are excited by radio frequency in a magnetic field to resonate and generate signals, and an image is obtained through post-processing reconstruction, so that the magnetic resonance examination is free of radiation. The magnetic resonance can be multi-parameter, multi-sequence, multi-azimuth imaging, high soft tissue resolution, and can be used for water imaging, blood vessel imaging and functional imaging. Compared with other imaging examinations, the magnetic resonance examination is more sensitive to lesion detection, can discover lesions earlier and can diagnose lesions more accurately. By applying various specific imaging sequences and imaging methods, the characteristics of the lesion can be further displayed, thereby improving the capability of diagnosing and differentially diagnosing the lesion. The magnetic resonance imaging system has the characteristics of no radiation, strong repeatability, multiple parameters, high tissue contrast, high signal-to-noise ratio, various advanced special magnetic resonance imaging technologies, capability of providing physiological, biochemical and functional information of tissues and organs and the like, so that the magnetic resonance imaging system is widely developed in the field of animal experiments.
The majority of researchers generally select big mice and mice as experimental models, and generally utilize magnetic resonance to study the brain of experimental animals when scanning the experimental animals. Firstly, in order to avoid moving in the brain of a large mouse and a small mouse in magnetic resonance scanning, scientific research can be better carried out, scanning images which are consistent before and after positioning are obtained, and accurate experiment numbers are obtained; secondly, because the temperature is generally lower between the magnetic resonance scans, the death rate of the mouse is prevented from being increased due to cold in long-time research, and the position of the mouse is moved to influence the detection precision of the mouse if the mouse is slightly awake during the magnetic resonance examination, so that a magnetic resonance animal experiment mouse fixing device is designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of magnetic resonance animal experiment mouse fixing device, it is lower to have solved the general temperature between the magnetic resonance scanning, prevents that the mouse from catching a cold in long-time research and increasing the problem of mortality.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a magnetic resonance animal experiment mouse fixing device, includes fixing base and upper cover plate down, all set up flutedly in fixing base and the upper cover plate down, be provided with the heat preservation in the upper cover plate, the inside of fixing base is provided with somatic part fixation clamp and head fixation clamp down, somatic part fixation clamp is the same with head fixation clamp's structure, be connected through the magic subsides between upper cover plate and the heat preservation, the inside of upper cover plate is fixed with the hook face magic subsides, and one side of heat preservation is connected with the hair face magic subsides, somatic part fixation clamp and head fixation clamp include splint and elastic push rod.
Preferably, the elastic push rod in the body fixing clamp and the head fixing clamp comprises a telescopic rod, a telescopic cylinder and a telescopic spring, one end of the telescopic rod is arranged in the telescopic cylinder, the other end of the telescopic cylinder is fixed on the inner wall of the lower fixing seat, and the telescopic spring is connected between one end of the telescopic rod arranged in the telescopic cylinder and the inner wall of the telescopic cylinder.
Preferably, the clamping plate is of an arc-shaped plate structure, and an arc-shaped opening of the clamping plate faces towards one end far away from the elastic push rod.
Preferably, the telescopic rod, the telescopic cylinder and the telescopic spring are all made of non-magnetic materials.
Preferably, the cross sections of the grooves in the lower fixing seat and the upper cover plate are both in a C-shaped structure, and the C-shaped openings of the grooves of the lower fixing seat and the upper cover plate are arranged oppositely.
Preferably, the fixed slot has been seted up at the recess both sides top of lower fixing base, and the recess both sides bottom of upper cover plate all is provided with the fixture block, and the size of fixture block matches with the size of fixed slot.
The utility model has the advantages that: the utility model discloses, fix the mouse in fixing base down through head fixation clamp and somatic part fixation clamp, can firmly fix the mouse is whole to when effectively avoiding the mouse to examine time measuring slightly awaking, avoid the position to take place to remove, improve the accuracy that detects, and through the heat preservation, effectually keep warm to the mouse, avoid the mouse to freeze, improve the survival rate of mouse.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the upper cover plate in fig. 1 after being opened.
Fig. 3 is a structural sectional view of the head fixation clip of fig. 2.
Reference numbers in the figures: 1. a lower fixed seat; 2. an upper cover plate; 3. a heat-insulating layer; 4. a body fixing clip; 5. a head fixing clip; 6. hook face magic tape; 7. a rough surface magic tape; 8. a splint; 9. a telescopic rod; 10. a telescopic cylinder; 11. a telescoping spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a magnetic resonance animal experiment mouse fixing device, including lower fixing base 1 and upper cover plate 2, all set up flutedly in lower fixing base 1 and the upper cover plate 2, be provided with heat preservation 3 in the upper cover plate 2, the inside of lower fixing base 1 is provided with somatic part fixation clamp 4 and head fixation clamp 5, somatic part fixation clamp 4 is the same with head fixation clamp 5's structure, be connected through the magic subsides between upper cover plate 2 and the heat preservation 3, the inside of upper cover plate 2 is fixed with colludes a magic subsides 6, and one side of heat preservation 3 is connected with hair face magic subsides 7, somatic part fixation clamp 4 includes splint 8 and elastic push rod with head fixation clamp 5.
Referring to fig. 3, the elastic push rod of the body fixing clip 4 and the head fixing clip 5 includes a telescopic rod 9, a telescopic cylinder 10 and a telescopic spring 11, one end of the telescopic rod 9 is disposed in the telescopic cylinder 10, the other end of the telescopic cylinder 10 is fixed on the inner wall of the lower fixing seat 1, and the telescopic spring 11 is connected between one end of the telescopic rod 9 disposed in the telescopic cylinder 10 and the inner wall of the telescopic cylinder 10.
Referring to fig. 1, 2 and 3, the clamping plate 8 is an arc-shaped plate structure, and the arc-shaped opening of the clamping plate 8 faces to the end far away from the elastic push rod.
The telescopic rod 9, the telescopic cylinder 10 and the telescopic spring 11 are all made of non-magnetic materials.
The cross sections of the grooves in the lower fixing seat 1 and the upper cover plate 2 are both C-shaped structures, and the C-shaped openings of the grooves of the lower fixing seat 1 and the upper cover plate 2 are arranged oppositely.
The fixed slot has been seted up at the recess both sides top of lower fixing base 1, and the recess both sides bottom of upper cover plate 2 all is provided with the fixture block, and the size of fixture block matches with the size of fixed slot.
The working principle is as follows: the utility model discloses when using, place the mouse in the recess on fixing base 1 down, it is fixed with the head and the health centre gripping of mouse respectively through somatic part fixation clamp 4 and head mount 5 in fixing base 1 down, it is specific under the elasticity promotion of the expanding spring 11 of splint 8 in the elasticity push rod that passes through among somatic part fixation clamp 4 and the head fixation clamp 5, it is fixed with the head and the health centre gripping of mouse to make telescopic link 9 promote splint 8, and when mouse magnetic resonance examination, establish 2 lids of upper cover plate on fixing base 1 down, and keep warm through the effectual mouse that keeps warm of heat preservation 3 on the upper cover plate 2, thereby avoid the mouse to catch a cold when detecting, reduce the mortality of mouse, and heat preservation 3 is connected on upper cover plate 2 through colluding face magic subsides 6 and hair side magic subsides 7, the dismantlement of heat preservation 3 is simple and convenient, it is convenient to wash.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a magnetic resonance animal experiment mouse fixing device, includes fixing base (1) and upper cover plate (2) down, all set up flutedly in fixing base (1) and upper cover plate (2) down, its characterized in that, be provided with heat preservation (3) in upper cover plate (2), the inside of fixing base (1) is provided with somatic part fixation clamp (4) and head fixation clamp (5) down, somatic part fixation clamp (4) are the same with the structure of head fixation clamp (5), be connected through the magic subsides between upper cover plate (2) and heat preservation (3), the inside of upper cover plate (2) is fixed with colludes face magic subsides (6), and one side of heat preservation (3) is connected with matte magic subsides (7), somatic part fixation clamp (4) and head fixation clamp (5) include splint (8) and elastic push rod.
2. The fixing device for the experimental mouse of the magnetic resonance animal as claimed in claim 1, wherein the elastic push rod of the body fixing clip (4) and the head fixing clip (5) comprises a telescopic rod (9), a telescopic cylinder (10) and a telescopic spring (11), one end of the telescopic rod (9) is arranged in the telescopic cylinder (10), the other end of the telescopic cylinder (10) is fixed on the inner wall of the lower fixing seat (1), and the telescopic spring (11) is connected between one end of the telescopic rod (9) arranged in the telescopic cylinder (10) and the inner wall of the telescopic cylinder (10).
3. A fixing device for laboratory mice in magnetic resonance animals according to claim 1, wherein said clamping plate (8) is of an arc-shaped plate structure, and the arc-shaped opening of the clamping plate (8) faces to the end far away from the elastic pushing rod.
4. The fixing device for the experimental mouse of the magnetic resonance animal as claimed in claim 2, wherein the telescopic rod (9), the telescopic cylinder (10) and the telescopic spring (11) are made of non-magnetic materials.
5. The fixing device for the experimental mouse of the magnetic resonance animal as claimed in claim 1, wherein the cross sections of the grooves in the lower fixing seat (1) and the upper cover plate (2) are both in a C-shaped structure, and the C-shaped openings of the grooves in the lower fixing seat (1) and the upper cover plate (2) are oppositely arranged.
6. The mouse fixing device for the magnetic resonance animal experiment as recited in claim 1, wherein fixing grooves are formed at the tops of two sides of the groove of the lower fixing seat (1), clamping blocks are arranged at the bottoms of two sides of the groove of the upper cover plate (2), and the clamping blocks are matched with the fixing grooves in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435918.6U CN213216983U (en) | 2020-07-20 | 2020-07-20 | Mouse fixing device for magnetic resonance animal experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021435918.6U CN213216983U (en) | 2020-07-20 | 2020-07-20 | Mouse fixing device for magnetic resonance animal experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213216983U true CN213216983U (en) | 2021-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021435918.6U Expired - Fee Related CN213216983U (en) | 2020-07-20 | 2020-07-20 | Mouse fixing device for magnetic resonance animal experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213216983U (en) |
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2020
- 2020-07-20 CN CN202021435918.6U patent/CN213216983U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210518 |
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| CF01 | Termination of patent right due to non-payment of annual fee |