CN111870383A - Mouse tail intravenous route fixing device who is fit for different specifications and be convenient for adjust - Google Patents
Mouse tail intravenous route fixing device who is fit for different specifications and be convenient for adjust Download PDFInfo
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- CN111870383A CN111870383A CN202010917653.1A CN202010917653A CN111870383A CN 111870383 A CN111870383 A CN 111870383A CN 202010917653 A CN202010917653 A CN 202010917653A CN 111870383 A CN111870383 A CN 111870383A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D3/00—Appliances for supporting or fettering animals for operative purposes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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Abstract
The invention relates to a fixing device for tail vein injection of mice, which is suitable for different specifications and convenient to adjust, and comprises a bearing plate, a top cover, a movable limiting plate and a pressing plate, wherein the top cover covers the top of the bearing plate, the right end of the top cover is hinged to the right end of the bearing plate, a plurality of limiting bulges are fixedly arranged on the left side of the bearing plate, a limiting clamping groove matched with the limiting bulges is fixedly arranged on the left side of the top cover, and the left end of the bearing plate and the left end of the top cover are clamped and connected through the mutually matched limiting bulges and limiting clamping grooves. The fixing device for the tail vein injection of the mouse, which is suitable for different specifications and convenient to adjust, can be adjusted and fixed according to the body type of the mouse, is simple to operate and firm in fixation, so that the mouse cannot move in the injection process, tail vein injection is convenient to carry out, workers are prevented from being bitten by the mouse, the injection operation is convenient to complete, and the mouse is prevented from being pricked.
Description
Technical Field
The invention relates to the technical field of animal medical experimental instruments, in particular to a fixing device for mouse tail vein injection, which is suitable for different specifications and convenient to adjust.
Background
Intravenous injection at the tail of a mouse is commonly used for drug screening and acute toxicity tests. The traditional method is that an experimenter grasps a mouse by hands for injection, the injection process is time-consuming and labor-consuming, and the experimenter can be bitten sometimes because the mouse belongs to a living animal and is small in size, quick in action and uncontrollable in action. Present traditional mouse tail intravenous route fixer is mostly one end have the opening and can seal, the cylinder that the other end can be ventilative, fills in the cylinder with the mouse during the injection, seals cylinder one end, exposes the tail of mouse through the opening that this end had and carries out tail intravenous route, also has some improvement types and can adjust the space of solid fixed cylinder according to mouse length.
However, the existing mouse tail intravenous injection fixator has the following disadvantages: a. the mouse clamping device is troublesome to use, the clamping component is opened firstly, the nut is unscrewed, the movable part is taken down, the mouse is pulled into the fixed chamber in an inverted mode, the movable part is mounted, the nut is screwed down, and then the clamping component is closed, so that the operation is complicated, time and labor are wasted; b. the mouse is difficult to clean, the mouse defecates in the fixer, and the inside of the fixer is difficult to clean and is easy to dirty and foul; c. the size of the fixator cannot be adjusted according to the body type of the mouse, the situation of insufficient fixation or over-tight fixation often exists, and the phenomenon that the injection operation cannot be completed or the mouse is injured easily occurs.
Therefore, the fixing device for the tail vein injection of the mouse, which is suitable for different specifications and convenient to adjust, is designed, and the problems are solved.
Disclosure of Invention
The invention provides a fixing device for tail intravenous injection of a mouse, which overcomes the defects and comprises a bearing plate, a top cover, a movable limiting plate and a pressing plate, wherein the top cover covers the top of the bearing plate, the right end of the top cover is hinged to the right end of the bearing plate, a plurality of limiting bulges are fixedly arranged on the left side of the bearing plate, a limiting clamping groove matched with the limiting bulges is fixedly arranged on the left side of the top cover, and the left end of the bearing plate is clamped with the left end of the top cover through the mutually matched limiting bulges and the limiting clamping groove;
the bearing plate comprises a front plate for placing a mouse tail and a rear plate for placing a mouse body, wherein a body placing groove is dug in the rear plate of the bearing plate, a left sliding groove is formed in the left side of the body placing groove, a right sliding groove is formed in the right side of the body placing groove, and a tail placing groove is dug in the front plate of the bearing plate;
the front end surface of the top cover is provided with a long hole which is used for leading through a tail and corresponds to the tail placing groove in position, and the top of the top cover is provided with a through hole which penetrates through the top and the bottom;
the movable limiting plate is arranged in the body placing groove in a clamping and embedding manner, the movable limiting plate can slide in the body placing groove in a damping manner from front to back, a left sliding block matched with the left sliding groove is arranged at the left end of the movable limiting plate, a right sliding block matched with the right sliding groove is arranged at the right end of the movable limiting plate, and a vent hole which penetrates through the movable limiting plate from front to back and is used for clamping and limiting a mouse nose is arranged in the middle of the movable limiting plate;
the pressing plate is arranged between the bearing plate and the top cover, a plurality of springs in a compressed state are fixedly arranged between the pressing plate and the top cover, a stud which extends upwards and penetrates through the through hole is fixedly arranged at the top of the pressing plate, the outer diameter of the stud is smaller than the inner diameter of the through hole, and a limiting nut is connected to the stud above the top cover in a threaded manner;
further, preferably, the bearing plate, the top cover, the movable limiting plate and the pressing plate are all made of transparent PC materials.
Preferably, four springs are provided.
Preferably, the spring is a stainless steel spring.
The invention has the beneficial effects that:
the fixing device for the tail vein injection of the mouse, which is suitable for different specifications and is convenient to adjust, is convenient to use, and can be placed after the device is opened; the operation is simple, the fixation is firm, and the cleaning is easy after the use; can adjust fixedly according to the mouse size for the mouse can not the drunkenness at the injection in-process, the going on of the tail vein injection of being convenient for has prevented that the mouse from stinging the staff, is convenient for accomplish the injection operation, and has avoided pricking the mouse.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a rear view of the present invention;
FIG. 5 is a top view of the present invention;
FIG. 6 is a schematic view of the open state structure of the present invention;
FIG. 7 is a schematic diagram of an exploded view configuration of the present invention;
FIG. 8 is a schematic structural view of the carrier plate according to the present invention;
fig. 9 is a schematic structural view of the movement limiting plate according to the present invention;
FIG. 10 is a schematic structural view of the overcap of the present invention;
FIG. 11 is a schematic view of the construction of the platen of the present invention;
wherein:
1-a carrier plate; 11-a tail placing groove; 12-a limit protrusion; 13-left chute; 14-right chute;
2-a top cover; 21-long hole; 22-a through hole; 23-a limiting groove;
3-moving the limiting plate; 31-left slider; 32-right slider; 33-a vent hole;
4, pressing a plate; 41-a stud;
5-a spring; 6-a limit nut;
Detailed Description
The following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Examples
The fixing device for the tail intravenous injection of the mouse, which is suitable for different specifications and convenient to adjust, comprises a bearing plate 1, a top cover 2, a movable limiting plate 3 and a pressing plate 4, wherein the top cover 2 covers the top of the bearing plate 1, the right end of the top cover 2 is hinged to the right end of the bearing plate 1, a plurality of limiting protrusions 12 are fixedly arranged on the left side of the bearing plate 1, limiting clamping grooves 23 matched with the limiting protrusions 12 are fixedly arranged on the left side of the top cover 2, and the left end of the bearing plate 1 is clamped with the left end of the top cover 2 through the mutually matched limiting protrusions 12 and the limiting clamping grooves 23;
the bearing plate 1 comprises a front plate for placing a mouse tail and a rear plate for placing a mouse body, a body placing groove is dug in the rear plate of the bearing plate 1, a left sliding groove 13 is formed in the left side of the body placing groove, a right sliding groove 14 is formed in the right side of the body placing groove, and a tail placing groove 11 is dug in the front plate of the bearing plate 1;
a long hole 21 which is used for leading the tail of the automobile to pass through and corresponds to the tail placing groove 11 in position is formed in the front end face of the top cover 2, and a through hole 22 which penetrates through the top of the top cover 2 up and down is formed in the top of the top cover 2;
the movable limiting plate 3 is arranged in the body placing groove in a clamping and embedding manner, the movable limiting plate 3 can slide in the body placing groove with damping in the front and back directions, a left sliding block 31 matched with the left sliding groove 13 is arranged at the left end of the movable limiting plate 3, a right sliding block 32 matched with the right sliding groove 14 is arranged at the right end of the movable limiting plate 3, and an air vent 33 which penetrates through the movable limiting plate 3 from front to back and is used for clamping and limiting a mouse nose is arranged in the middle of the movable limiting plate 3;
the pressing plate 4 is arranged between the bearing plate 1 and the top cover 2, a plurality of springs 5 in a compressed state are fixedly arranged between the pressing plate 4 and the top cover 2, a stud 41 which extends upwards and penetrates through the through hole 22 is fixedly arranged at the top of the pressing plate 4, the outer diameter of the stud 41 is smaller than the inner diameter of the through hole 22, and a limit nut 6 is connected to the stud 41 above the top cover 2 in a threaded manner;
further, preferably, the bearing plate 1, the top cover 2, the movable limiting plate 3 and the pressing plate 4 are all made of transparent PC material.
Preferably, four springs 5 are provided.
Preferably, the spring 5 is a stainless steel spring.
The using method comprises the following steps:
the left slider 31 and the right slider 32 on the two sides of the movable limiting plate 3 respectively slide in the left sliding groove 13 and the right sliding groove 14, the distance from the movable limiting plate 3 to the tail groove 11 is adjusted according to the body size and the size of a mouse, the nose of the mouse is clamped in the vent hole 33, the top cover 2 is covered, the top cover 2 is clamped with the bearing plate 1 through the limiting protrusion 12 and the limiting clamping groove 23 which are matched with each other, the pressing plate 4 is in contact with the back of the mouse, the pressing plate 4 is pressed against the back of the mouse through the elasticity of the spring 5, if the pressing plate 4 presses the back of the mouse to be too tight, the distance between the pressing plate 4 and the top cover 2 can be reduced through rotating the limiting nut 6, the pressing force of the pressing plate 4 can be adjusted through the limiting nut 6, and the fixing device for injecting the tail vein of the mouse which is suitable for different specifications and convenient to adjust can be adjusted and fixed according to the body size of the mouse, the operation is simple, the fixation is firm, the mouse can not move in the injection process, the tail vein injection is convenient, and the mouse is prevented from biting workers; in intravenous injection, the tail of the mouse passes through the long hole 21, and the tail of the mouse is tightly pressed and placed in the tail placing groove 11 for injection.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The fixing device for the tail intravenous injection of the mouse is suitable for different specifications and convenient to adjust and is characterized by comprising a bearing plate (1), a top cover (2), a movable limiting plate (3) and a pressing plate (4), wherein the top cover (2) covers the top of the bearing plate (1), the right end of the top cover (2) is hinged to the right end of the bearing plate (1), a plurality of limiting protrusions (12) are fixedly arranged on the left side of the bearing plate (1), a limiting clamping groove (23) matched with the limiting protrusions (12) is fixedly arranged on the left side of the top cover (2), and the left end of the bearing plate (1) is clamped with the left end of the top cover (2) through the limiting protrusions (12) and the limiting clamping groove (23) which are matched with each other;
the mouse carrying plate comprises a carrying plate (1) and a lifting mechanism, wherein the carrying plate (1) comprises a front plate for placing a mouse tail and a rear plate for placing a mouse body, a body placing groove is dug in the rear plate of the carrying plate (1), a left sliding groove (13) is formed in the left side of the body placing groove, a right sliding groove (14) is formed in the right side of the body placing groove, and a tail placing groove (11) is dug in the front plate of the carrying plate (1);
a long hole (21) which is used for leading the tail of the vehicle to pass through and corresponds to the tail placing groove (11) in position is formed in the front end face of the top cover (2), and a through hole (22) which penetrates through the top of the top cover (2) up and down is formed in the top of the top cover (2);
the movable limiting plate (3) is arranged in the body placing groove in a clamping and embedding manner, the movable limiting plate (3) can slide in the body placing groove in a damping manner from front to back, a left sliding block (31) matched with the left sliding groove (13) is arranged at the left end of the movable limiting plate (3), a right sliding block (32) matched with the right sliding groove (14) is arranged at the right end of the movable limiting plate (3), and an air vent (33) which penetrates through the movable limiting plate (3) from front to back and is used for clamping and limiting the nose of a mouse is arranged in the middle of the movable limiting plate (3);
the pressing plate (4) is arranged between the bearing plate (1) and the top cover (2), a plurality of springs (5) in a compression state are fixedly arranged between the pressing plate (4) and the top cover (2), the top of the pressing plate (4) is fixedly provided with a stud (41) which extends upwards and penetrates through the through hole (22), the outer diameter of the stud (41) is smaller than the inner diameter of the through hole (22), and the top cover (2) is arranged above the stud (41) and is connected with a limiting nut (6) in a threaded manner.
2. The fixing device for mouse caudal intravenous injection suitable for different specifications and convenient to adjust according to claim 1, wherein the bearing plate (1), the top cover (2), the moving limiting plate (3) and the pressing plate (4) are all made of transparent PC material.
3. The mouse tail vein injection fixing device suitable for different specifications and convenient to adjust according to claim 2, wherein the number of the springs (5) is four.
4. The mouse tail vein injection fixing device suitable for different specifications and convenient to adjust according to claim 3, wherein the spring (5) is a stainless steel spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917653.1A CN111870383A (en) | 2020-09-03 | 2020-09-03 | Mouse tail intravenous route fixing device who is fit for different specifications and be convenient for adjust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010917653.1A CN111870383A (en) | 2020-09-03 | 2020-09-03 | Mouse tail intravenous route fixing device who is fit for different specifications and be convenient for adjust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111870383A true CN111870383A (en) | 2020-11-03 |
Family
ID=73199712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010917653.1A Pending CN111870383A (en) | 2020-09-03 | 2020-09-03 | Mouse tail intravenous route fixing device who is fit for different specifications and be convenient for adjust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111870383A (en) |
Citations (19)
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| CN2339176Y (en) * | 1997-09-24 | 1999-09-22 | 吴开良 | White-mouse fixing case |
| CN201578395U (en) * | 2009-12-28 | 2010-09-15 | 中国人民解放军第四军医大学 | Rat fixator used for test |
| CN101999947A (en) * | 2009-09-03 | 2011-04-06 | 范维林 | Mouse mouth and nose exposed holder |
| CN202010218U (en) * | 2011-03-24 | 2011-10-19 | 宋小莉 | Mouse fixing device |
| CN204542435U (en) * | 2015-03-28 | 2015-08-12 | 李娜 | A kind of mouse fixing |
| CN205379384U (en) * | 2016-01-19 | 2016-07-13 | 张晓光 | Auxiliary device for caudal vein injection and blood sampling of mice |
| CN206214229U (en) * | 2016-08-29 | 2017-06-06 | 天津市康婷生物工程有限公司 | Adjustable mouse tail vein injection fixator |
| CN206641948U (en) * | 2016-12-21 | 2017-11-17 | 上海交通大学医学院附属第九人民医院 | A kind of experiment mice tail vein injection fixator suit |
| CN107898527A (en) * | 2017-11-22 | 2018-04-13 | 南宁市生润科技有限公司 | One kind is used for hog auxiliary device |
| CN207855815U (en) * | 2017-09-19 | 2018-09-14 | 杨璐璐 | Veterinary inspector treatment beast cage |
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| CN209285801U (en) * | 2017-08-22 | 2019-08-23 | 佛山市第一人民医院 | Tail vein injection device is fixed and visualized to a kind of mouse |
| CN209316134U (en) * | 2018-12-26 | 2019-08-30 | 贵州医科大学 | A kind of fixed device of tail vein injection |
| CN209864151U (en) * | 2019-01-16 | 2019-12-31 | 沈阳建筑大学 | Adjustable mouse tail intravenous route fixer |
| CN110811912A (en) * | 2019-12-11 | 2020-02-21 | 吴国莲 | Animal doctor uses medicine feeding device with mixing arrangement |
| CN110870798A (en) * | 2018-09-01 | 2020-03-10 | 辽宁泓新科技成果转化服务有限公司 | Mouse tail vein injection method |
| CN211156438U (en) * | 2019-09-02 | 2020-08-04 | 无锡卫生高等职业技术学校（无锡市医药技工学校、江苏联合职业技术学院无锡卫生分院） | Mouse tail intravenous route fixing device |
| CN211325845U (en) * | 2019-12-20 | 2020-08-25 | 贵州医科大学 | Molecular biology mouse tail intravenous injection fixed station |
| CN211381943U (en) * | 2019-11-04 | 2020-09-01 | 天津杰柯逊生物技术开发有限公司 | Laboratory mouse fixing device and laboratory mouse experiment operation platform |
-
2020
- 2020-09-03 CN CN202010917653.1A patent/CN111870383A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2339176Y (en) * | 1997-09-24 | 1999-09-22 | 吴开良 | White-mouse fixing case |
| CN101999947A (en) * | 2009-09-03 | 2011-04-06 | 范维林 | Mouse mouth and nose exposed holder |
| CN201578395U (en) * | 2009-12-28 | 2010-09-15 | 中国人民解放军第四军医大学 | Rat fixator used for test |
| CN202010218U (en) * | 2011-03-24 | 2011-10-19 | 宋小莉 | Mouse fixing device |
| CN204542435U (en) * | 2015-03-28 | 2015-08-12 | 李娜 | A kind of mouse fixing |
| CN205379384U (en) * | 2016-01-19 | 2016-07-13 | 张晓光 | Auxiliary device for caudal vein injection and blood sampling of mice |
| CN206214229U (en) * | 2016-08-29 | 2017-06-06 | 天津市康婷生物工程有限公司 | Adjustable mouse tail vein injection fixator |
| CN206641948U (en) * | 2016-12-21 | 2017-11-17 | 上海交通大学医学院附属第九人民医院 | A kind of experiment mice tail vein injection fixator suit |
| CN207855812U (en) * | 2017-05-04 | 2018-09-14 | 盐城卫生职业技术学院 | A kind of mouse tail injection fixator |
| CN209285801U (en) * | 2017-08-22 | 2019-08-23 | 佛山市第一人民医院 | Tail vein injection device is fixed and visualized to a kind of mouse |
| CN207855815U (en) * | 2017-09-19 | 2018-09-14 | 杨璐璐 | Veterinary inspector treatment beast cage |
| CN107898527A (en) * | 2017-11-22 | 2018-04-13 | 南宁市生润科技有限公司 | One kind is used for hog auxiliary device |
| CN110870798A (en) * | 2018-09-01 | 2020-03-10 | 辽宁泓新科技成果转化服务有限公司 | Mouse tail vein injection method |
| CN209316134U (en) * | 2018-12-26 | 2019-08-30 | 贵州医科大学 | A kind of fixed device of tail vein injection |
| CN209864151U (en) * | 2019-01-16 | 2019-12-31 | 沈阳建筑大学 | Adjustable mouse tail intravenous route fixer |
| CN211156438U (en) * | 2019-09-02 | 2020-08-04 | 无锡卫生高等职业技术学校（无锡市医药技工学校、江苏联合职业技术学院无锡卫生分院） | Mouse tail intravenous route fixing device |
| CN211381943U (en) * | 2019-11-04 | 2020-09-01 | 天津杰柯逊生物技术开发有限公司 | Laboratory mouse fixing device and laboratory mouse experiment operation platform |
| CN110811912A (en) * | 2019-12-11 | 2020-02-21 | 吴国莲 | Animal doctor uses medicine feeding device with mixing arrangement |
| CN211325845U (en) * | 2019-12-20 | 2020-08-25 | 贵州医科大学 | Molecular biology mouse tail intravenous injection fixed station |
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Application publication date: 20201103 |
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| RJ01 | Rejection of invention patent application after publication |