CN215019550U - Fixing device for tail intravenous injection of mouse - Google Patents
Fixing device for tail intravenous injection of mouse Download PDFInfo
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- CN215019550U CN215019550U CN202022990560.XU CN202022990560U CN215019550U CN 215019550 U CN215019550 U CN 215019550U CN 202022990560 U CN202022990560 U CN 202022990560U CN 215019550 U CN215019550 U CN 215019550U
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- rear baffle
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Abstract
The utility model relates to a fixing device for intravenous injection of the tail of a mouse, which comprises a bottom plate; the mouse body fixing mechanism is arranged on the front side of the bottom plate and comprises a fixing piece, the fixing piece is communicated with a corresponding mouse body accommodating cavity, and a corresponding moving piece is movably sleeved in the mouse body accommodating cavity; the moving member fixing mechanism is used for fixing the position of the moving member; the mouse tail fixing mechanism comprises an arc-shaped top plate fixedly connected to the bottom plate, a corresponding pressing plate is movably arranged at the upper part of the arc-shaped top plate, and a mouse tail pressing groove is formed in the pressing plate; the mouse body rear baffle is characterized in that a mouse tail penetrating communication hole is formed in the bottom of the mouse body rear baffle, and the pressing plate is fixedly connected to the mouse body rear baffle on the upper portion of the communication hole. The utility model discloses can be effectively to the novel adjustment of the fixed mode of mouse tail to the injection of effectively being convenient for into the needle and reducing the injection operation degree of difficulty, and effectively ensure the injection precision.
Description
Technical Field
The utility model relates to a fixing device for mouse tail intravenous injection, its rat tail when mainly using mouse tail intravenous injection is fixed.
Background
The tail vein injection of the mouse is a common injection method in pharmacological, toxicological and pharmacodynamic tests and is one of necessary skills in medical research. Because the mouse is sexually active and the tail vein of the mouse is thin, the mouse needs to be fixed by using a fixing device.
The mouse tail intravenous injection fixing device generally comprises a mouse body fixing part and a tail fixing part, and the existing mouse tail intravenous injection fixing device has the following defects in the actual use process:
the current mouse fixing device mainly has the following problems:
1) the mouse body fixing part has high difficulty in fixing the mouse body, and the time consumption of the fixing and adjusting process is relatively long;
2) the fixed plane that adopts of rat tail is withheld the mechanism and is directly withheld the rat tail on the bed plate mostly, during the injection, carries out the needle insertion through setting up the through-hole that withholds in the plane on the mechanism to realize the injection operation, because injection aperture itself is less, cylinder and experimenter's hand easily cause the injection hole again and shelter from during the injection, and it is big to lead to the injection operation degree of difficulty, and the injection precision can not obtain the assurance, influences the experimental result.
Consequently, design a section can enough be fast convenient fix the mouse body of mouse, and can be effectively to the novel adjustment of the fixed mode of mouse tail to the injection of effectively being convenient for into the needle and reducing the injection operation degree of difficulty, and effectively ensure that the mouse tail of injection precision is fixing device for intravenous route is the utility model discloses a research purpose.
Disclosure of Invention
To the problem that above-mentioned prior art exists, the utility model provides a fixing device is used in mouse tail intravenous route, the problem that above-mentioned prior art exists can effectively be solved to this fixing device is used in mouse tail intravenous route.
The technical scheme of the utility model is that:
a fixing device for tail vein injection of a mouse comprises:
a base plate;
the mouse body fixing mechanism is arranged on the front side of the bottom plate and comprises a fixing piece fixedly connected to the bottom plate, the fixing piece is communicated with a corresponding mouse body accommodating cavity, a corresponding moving piece is movably sleeved in the mouse body accommodating cavity in a sleeved mode, and a corresponding mouse body accommodating groove is formed in one side, opposite to the mouse body accommodating cavity, of the moving piece;
the moving member fixing mechanism is used for fixing the position of the moving member;
the mouse tail fixing mechanism is arranged on the rear side of the fixing piece and used for fixing a mouse tail, the mouse tail fixing mechanism comprises an arc-shaped top plate fixedly connected to the bottom plate, a corresponding pressing plate is movably arranged on the upper portion of the arc-shaped top plate, and a mouse tail pressing groove is formed in the pressing plate;
the mouse body rear baffle is movably arranged on the rear side of the fixing piece, a mouse tail penetrating communication hole is formed in the bottom of the mouse body rear baffle, and the pressing plate is fixedly connected to the mouse body rear baffle on the upper portion of the communication hole.
The inside of the two side walls of the rear end of the fixing piece is respectively and integrally provided with a group of corresponding limiting convex edges inwards, and the two sides of the mouse body rear baffle plate can be respectively installed in a sliding groove formed by the group of limiting convex edges.
The mouse body rear baffle is characterized in that a plurality of corresponding limiting holes are formed in the top of the mouse body rear baffle at equal intervals, a corresponding fixed convex edge is arranged at the position, corresponding to the mouse body rear baffle, of the fixing piece, an open slot for the mouse body rear baffle to pass through is formed in the fixed convex edge, corresponding jacks are formed in the positions, corresponding to the limiting holes of the mouse body rear baffle, of the fixed convex edge, and corresponding bolts penetrate through the limiting holes and the jacks to fix the mouse body rear baffle on the fixed convex edge.
And a circle of corresponding mouse tail pressing rubber ring is fixedly connected to the mouse tail pressing groove in an adhering mode.
The moving member fixing mechanism comprises a fixed block fixedly connected to the front end of the base plate, a corresponding guide screw rod is connected to the fixed block in a threaded connection mode, and the rear end of the guide screw rod is rotatably installed at the outer end of the moving member.
The outer side of the moving piece is arranged into an outer convex arc surface shape, the outer side of the moving piece is fixedly provided with a corresponding rotating bearing through a corresponding bearing mounting groove, and the rear end of the guide screw rod is fixedly connected to an inner ring of the rotating bearing.
The front end of the guide screw is fixedly connected with a corresponding rotary driving wheel.
And a plurality of corresponding anti-skidding grooves are formed in the outer side surface of the rotating driving wheel at equal intervals.
The utility model has the advantages that:
1) the utility model discloses a mouse body fixed establishment contains the mounting of rigid coupling on the bottom plate, and the mounting intercommunication is equipped with corresponding mouse body and holds the chamber, and the mouse body holds the intracavity and removes and cup jointed corresponding moving member, and the moving member is equipped with corresponding mouse body holding tank in the one side relative with mouse body holding chamber, and the position of this moving member is fixed by moving member fixed establishment. Through the position adjustment between moving member and the mounting to effectively according to the size of mouse, the direct adjustment mouse body holds the whole space between chamber and the mouse body holding tank, fixes the mouse body of mouse fast conveniently.
2) The utility model discloses a mouse tail fixed establishment contains the arc roof of rigid coupling on the bottom plate, and the upper portion of arc roof is portable to be provided with a corresponding clamp plate, has seted up the mouse tail on the clamp plate and has compressed tightly the groove, and mouse body backplate's bottom is equipped with the mouse tail and runs through and use the intercommunicating pore, and the clamp plate rigid coupling is on the mouse body backplate on intercommunicating pore upper portion. When the mouse tail is fixed, the mouse tail penetrates through the communicating hole in the bottom of the mouse body rear baffle plate, the bottom and the upper portion of the mouse tail are respectively matched and fixed through the arc-shaped top plate and the pressing plate under the matching of the mouse tail pressing groove and the arc-shaped top plate, the mouse tail is located on the upper portion of the mouse tail pressing groove of the pressing plate in an arc shape, the needle inserting injection can be effectively facilitated, the injection operation difficulty can be reduced, and the injection precision can be effectively guaranteed.
3) The utility model discloses a there is the corresponding mouse tail of round to compress tightly and uses the rubber circle through sticky mode rigid coupling on the mouse tail compresses tightly the groove, compresses tightly through the mouse tail and uses the setting of rubber circle, can enough effectively form the cushioning effect to reduce the injury to the mouse tail, and can adapt to the mouse tail of equidimension not in the certain limit, thereby effectively promote the utility model discloses a practical effect.
4) The utility model discloses a moving member fixed establishment contains the rigid coupling in the fixed block of bottom plate front end, is connected with a corresponding lead screw through the threaded connection mode on the fixed block, and lead screw's rear end is rotated and is installed in the outer end of moving member. So, alright adjust its position through lead screw's rotation, and then directly adjust the position of moving member, under the simple and easy condition of structure, effectively further promote the utility model discloses a practical function.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of a rubber ring for compressing the mouse tail fixedly connected to the mouse tail compressing groove.
Detailed Description
To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following examples:
referring to FIGS. 1-2, a fixing device for tail vein injection of mice comprises
A base plate 1;
the mouse body fixing mechanism 2 is arranged on the front side of the bottom plate 1, the mouse body fixing mechanism 2 comprises a fixing piece 201 fixedly connected to the bottom plate 1, the fixing piece 201 is provided with a corresponding mouse body accommodating cavity 2011 in a communicating mode, a corresponding moving piece 202 is sleeved in the mouse body accommodating cavity 2011 in a moving mode, and a corresponding mouse body accommodating groove 2021 is formed in one side, opposite to the mouse body accommodating cavity 2011, of the moving piece 202;
a moving member fixing mechanism 3 for fixing the position of the moving member 202;
the mouse tail fixing mechanism 4 is arranged on the rear side of the fixing piece 201 and used for fixing a mouse tail, the mouse tail fixing mechanism 4 comprises an arc-shaped top plate 401 fixedly connected to the bottom plate 1, a corresponding pressing plate 402 is movably arranged on the upper portion of the arc-shaped top plate 401, and a mouse tail pressing groove 4021 is formed in the pressing plate 402;
the mouse body rear baffle 5 is movably mounted on the rear side of the fixing part 201, a mouse tail through communication hole 501 is formed in the bottom of the mouse body rear baffle 5, and the pressing plate 402 is fixedly connected to the mouse body rear baffle 5 on the upper portion of the communication hole 501.
A group of corresponding limiting convex edges 2012 is integrally and inwardly arranged inside two side walls at the rear end of the fixing member 201, and two sides of the mouse body rear baffle 5 can be respectively installed in a sliding groove formed by the group of limiting convex edges 2012.
The top of the mouse body backboard 5 is provided with a plurality of corresponding limiting holes 502 at equal intervals, the fixing piece 201 is provided with a corresponding fixing convex edge 2013 at a position corresponding to the mouse body backboard 5, the fixing convex edge 2013 is provided with an open slot for the mouse body backboard 5 to pass through, the fixing convex edge 2013 is provided with a corresponding jack at a position corresponding to the limiting hole 502 of the mouse body backboard 5, and the mouse body backboard 5 is fixed on the fixing convex edge 2013 by penetrating through the limiting holes 502 and the jack by corresponding bolts 6.
A circle of corresponding rubber ring 7 for compressing the mouse tail is fixedly connected to the mouse tail compressing groove 4021 in an adhesive mode.
The moving member fixing mechanism 3 comprises a fixed block 301 fixedly connected to the front end of the base plate 1, a corresponding guide screw 302 is connected to the fixed block 301 in a threaded connection mode, and the rear end of the guide screw 302 is rotatably mounted at the outer end of the moving member 202.
The outer side of the moving member 202 is provided with an outer convex arc surface, the outer side of the moving member 202 is fixedly provided with a corresponding rotating bearing 9 through a corresponding bearing mounting groove 8, and the rear end of the guide screw 302 is fixedly connected to the inner ring of the rotating bearing 9.
A corresponding rotary drive wheel 10 is fixedly connected to the front end of the lead screw 302.
A plurality of corresponding anti-skid grooves are arranged on the outer side surface of the rotary driving wheel 10 at equal intervals.
The utility model discloses can reach quick convenient mouse body to the mouse and fix, and can be effectively to the novel adjustment of the fixed mode of mouse tail to the injection of effectively being convenient for into the needle and reducing the injection operation degree of difficulty, and effectively ensure the injection precision.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of 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 (8)
1. A fixing device for tail vein injection of a mouse is characterized by comprising:
a base plate (1);
the mouse body fixing mechanism (2) is arranged on the front side of the bottom plate (1), the mouse body fixing mechanism (2) comprises a fixing piece (201) fixedly connected to the bottom plate (1), the fixing piece (201) is communicated with a corresponding mouse body accommodating cavity (2011), a corresponding moving piece (202) is movably sleeved in the mouse body accommodating cavity (2011), and a corresponding mouse body accommodating groove (2021) is formed in one side, opposite to the mouse body accommodating cavity (2011), of the moving piece (202);
a moving member fixing mechanism (3) for fixing the position of the moving member (202);
the mouse tail fixing mechanism (4) is arranged on the rear side of the fixing piece (201) and used for fixing a mouse tail, the mouse tail fixing mechanism (4) comprises an arc-shaped top plate (401) fixedly connected to the bottom plate (1), a corresponding pressing plate (402) is movably arranged on the upper portion of the arc-shaped top plate (401), and a mouse tail pressing groove (4021) is formed in the pressing plate (402);
the mouse body rear baffle (5) is movably mounted on the rear side of the fixing piece (201), a mouse tail penetrating through communication hole (501) is formed in the bottom of the mouse body rear baffle (5), and the pressing plate (402) is fixedly connected to the mouse body rear baffle (5) on the upper portion of the communication hole (501).
2. The fixing device for mouse tail vein injection according to claim 1, wherein: the mouse body rear baffle is characterized in that a group of corresponding limiting convex edges (2012) are integrally and inwards arranged inside two side walls of the rear end of the fixing piece (201) respectively, and two sides of the mouse body rear baffle (5) can be installed in sliding grooves formed by the group of limiting convex edges (2012) respectively.
3. The fixing device for mouse tail vein injection according to claim 2, wherein: the mouse body rear baffle plate fixing structure is characterized in that a plurality of corresponding limiting holes (502) are formed in the top of the mouse body rear baffle plate (5) at equal intervals, a corresponding fixing convex edge (2013) is arranged at the position, corresponding to the mouse body rear baffle plate (5), of the fixing piece (201), an open slot for the mouse body rear baffle plate (5) to pass through is formed in the fixing convex edge (2013), corresponding jacks are formed in the positions, corresponding to the limiting holes (502) of the mouse body rear baffle plate (5), of the fixing convex edge (2013), and the mouse body rear baffle plate (5) is fixed to the fixing convex edge (2013) through the limiting holes (502) and the jacks through corresponding bolts (6).
4. The fixing device for mouse tail vein injection according to claim 1, wherein: and a circle of corresponding mouse tail pressing rubber ring (7) is fixedly connected to the mouse tail pressing groove (4021) in an adhesive manner.
5. The fixing device for mouse tail vein injection according to claim 1, wherein: the moving member fixing mechanism (3) comprises a fixed block (301) fixedly connected to the front end of the base plate (1), a corresponding guide screw rod (302) is connected to the fixed block (301) in a threaded connection mode, and the rear end of the guide screw rod (302) is rotatably installed at the outer end of the moving member (202).
6. The fixing device for mouse tail vein injection according to claim 5, wherein: the outer side of the moving piece (202) is arranged to be in an outer convex arc surface shape, the outer side of the moving piece (202) is fixedly provided with a corresponding rotating bearing (9) through a corresponding bearing installation groove (8), and the rear end of the guide screw rod (302) is fixedly connected to the inner ring of the rotating bearing (9).
7. The fixing device for mouse tail vein injection according to claim 5, wherein: the front end of the guide screw (302) is fixedly connected with a corresponding rotary driving wheel (10).
8. The fixing device for mouse tail vein injection according to claim 7, wherein: and a plurality of corresponding anti-skid grooves are arranged on the outer side surface of the rotary driving wheel (10) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022990560.XU CN215019550U (en) | 2020-12-12 | 2020-12-12 | Fixing device for tail intravenous injection of mouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022990560.XU CN215019550U (en) | 2020-12-12 | 2020-12-12 | Fixing device for tail intravenous injection of mouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215019550U true CN215019550U (en) | 2021-12-07 |
Family
ID=79214757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022990560.XU Active CN215019550U (en) | 2020-12-12 | 2020-12-12 | Fixing device for tail intravenous injection of mouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215019550U (en) |
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2020
- 2020-12-12 CN CN202022990560.XU patent/CN215019550U/en active Active
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