CN220069919U - Vascular injection device for animal medicine experiments - Google Patents
Vascular injection device for animal medicine experiments Download PDFInfo
- Publication number
- CN220069919U CN220069919U CN202321429283.2U CN202321429283U CN220069919U CN 220069919 U CN220069919 U CN 220069919U CN 202321429283 U CN202321429283 U CN 202321429283U CN 220069919 U CN220069919 U CN 220069919U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- fixedly connected
- injection device
- push rod
- animal medicine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000003814 drug Substances 0.000 title claims abstract description 44
- 238000002347 injection Methods 0.000 title claims abstract description 39
- 239000007924 injection Substances 0.000 title claims abstract description 39
- 241001465754 Metazoa Species 0.000 title claims abstract description 29
- 238000002474 experimental method Methods 0.000 title claims abstract description 22
- 230000002792 vascular Effects 0.000 title claims abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 14
- 238000010171 animal model Methods 0.000 abstract description 3
- 239000000284 extract Substances 0.000 abstract description 2
- 210000003811 finger Anatomy 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000003255 drug test Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a vascular injection device for animal medicine experiments, which relates to the technical field of medical animal experiment equipment and comprises a needle cylinder, wherein a limiting mechanism is arranged outside the needle cylinder and comprises a limiting block which is in sliding connection with the outer surface of the needle cylinder, the inner wall of the limiting block is in threaded connection with a threaded column, the upper surface of the limiting block is fixedly connected with two symmetrical springs, and the top ends of the two springs are fixedly connected with the limiting column. It can extract the liquid medicine through the setting of mutually supporting between cylinder, push rod, piston and the syringe needle, sets up the dose that can inject as required through the mutually supporting between cylinder, stopper, screw thread post and the spring when using, adjusts the stopper to suitable position to spacing post is spacing, realizes quantitative injection, then carries out quantitative injection to experimental animal with the liquid medicine through the mutually supporting between cylinder, push rod and the piston, and the device need not the experimenter and controls the injection dose.
Description
Technical Field
The utility model relates to the technical field of medical animal experiment equipment, in particular to a vascular injection device for animal medical experiments.
Background
Animal experiments refer to scientific research performed in laboratory using animals in order to obtain new knowledge about biology, medicine, etc., or to solve specific problems.
In order to perform dissection or drug testing on animals during animal experiments, drug injection is often required for the animals, so an injection device is required.
The existing injection device refers to a patent document CN206651891U, the device proposed in the patent document can accurately perform injection operation on animals, injection work can be completed by pushing a circular pushing piece with hand, the operation is simple, but in practical application, experimenters are found to be difficult to control the quantity of injection, the accuracy of experimental results is further affected, and the experimenters are not convenient to use; for this purpose, we provide an vascular injection device for animal medicine experiments to solve the above problems.
Disclosure of Invention
The utility model aims to make up the defects of the prior art and provides a vascular injection device for animal medicine experiments, which can quantitatively inject animals to be tested and is very convenient for experimenters to use.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vascular injection device for animal medicine experiments, includes the cylinder, the outside of cylinder is provided with stop gear, stop gear includes the stopper with cylinder surface sliding connection, the inner wall threaded connection of stopper has the screw thread post, the upper surface fixedly connected with of stopper two symmetrical springs, two the equal fixedly connected with spacing post in top of spring, the top of cylinder is provided with the push rod, the bottom surface of push rod and two the top fixed connection of spacing post, the piston is installed to the bottom surface of push rod, the syringe needle is installed to the bottom of cylinder.
Further, the surface fixedly connected with limiting plate of cylinder, the spacing hole has been seted up to the surface of limiting plate, and the cooperation setting through limiting plate and spacing hole can be spacing the screw thread post, makes the stopper more stable fix on the surface of cylinder.
Further, the outer surface of the needle cylinder is marked with scale marks, the scale marks are located on one side surface opposite to the threaded column, and the scale marks are arranged to facilitate the experimenter to observe the medicine to be injected, so that the experimenter can perform injection work.
Further, the upper surface fixedly connected with pull ring of push rod, the upper surface fixedly connected with rubber pad of push rod sets up the pull ring and provides a reasonable force point for the experimenter when extracting the medicine, provides a buffer through setting up the rubber pad for the experimenter when injecting the medicine, makes the injection lighter.
Further, the bottom surface fixedly connected with protruding push head of piston, protruding push head's outline is circular, sets up protruding push head and can extrude the remaining liquid medicine of cylinder bottom, avoids causing the waste to the liquid medicine.
Further, the surface fixedly connected with two symmetrical auxiliary rod of stopper, two the outline of auxiliary rod is the cylinder, sets up the auxiliary rod and provides a reasonable point of acting force for the experimenter carries out the height adjustment to the stopper, makes the regulation lighter.
Further, a side fixedly connected with knob of cylinder is kept away from to the screw thread post, the outline of knob is irregular shape, sets up the knob and provides a reasonable force point for unscrewing the screw thread post, is favorable to carrying out altitude mixture control to the stopper.
Compared with the prior art, the vascular injection device for animal medicine experiments has the following beneficial effects:
1. according to the utility model, the liquid medicine can be extracted through the mutual matching arrangement among the needle cylinder, the push rod, the piston and the needle head, and the limiting block can be adjusted to a proper position according to the medicine amount required to be injected through the mutual matching arrangement among the needle cylinder, the limiting block, the threaded column and the spring when the device is used, so that the limiting block is limited, the quantitative injection is realized, and then the liquid medicine is quantitatively injected to experimental animals through the mutual matching among the needle cylinder, the push rod and the piston.
2. According to the utility model, the threaded column can be limited through the matching arrangement of the limiting plate and the limiting hole, so that the limiting block is more stably fixed on the outer surface of the needle cylinder, the experimenter can observe the medicine to be injected through the arrangement of the scale marks, the experimenter can perform injection work, a reasonable force applying point is provided for the experimenter when the experimenter extracts the medicine, a buffer is provided for the experimenter when the experimenter injects the medicine through the arrangement of the rubber pad, the injection is easier, the residual medicine liquid at the bottom of the needle cylinder can be extruded through the arrangement of the protruding push head, the waste of the medicine liquid is avoided, a reasonable force applying point is provided for the experimenter to perform height adjustment of the limiting block through the arrangement of the auxiliary rod, the adjustment is easier, a reasonable force applying point is provided for unscrewing the threaded column through the arrangement of the knob, and the height adjustment of the limiting block is facilitated.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic cross-sectional rear view of the present utility model;
fig. 4 is a schematic diagram of a stopper structure according to the present utility model.
In the figure: 1. a needle cylinder; 2. a limiting mechanism; 201. a limiting block; 202. a threaded column; 203. a spring; 204. a limit column; 205. a push rod; 206. a piston; 207. a needle; 3. a limiting plate; 4. a limiting hole; 5. scale marks; 6. a pull ring; 7. a rubber pad; 8. a protruding push head; 9. an auxiliary lever; 10. and (5) a knob.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
As described in the background art, the experimenter is not easy to control the amount of the injection, and for this purpose, the embodiment provides a vascular injection device for animal medicine experiments, which can quantitatively inject experimental animals, and ensure the rigor of the experiments.
Referring to fig. 1 to 4, the present embodiment provides a vascular injection device for animal medicine experiments, which comprises a syringe 1, wherein a limiting mechanism 2 is arranged outside the syringe 1, and the limiting mechanism 2 comprises a limiting block 201 slidably connected with the outer surface of the syringe 1.
The surface fixedly connected with two symmetrical auxiliary rod 9 of stopper 201, the outline of two auxiliary rod 9 is the cylinder, so set up auxiliary rod 9 in the both sides of stopper 201 and provide a reasonable point of force of giving when carrying out the altitude mixture control to stopper 201 for the experimenter, make stopper 201 adjust more conveniently.
The surface fixedly connected with limiting plate 3 of cylinder 1, limiting hole 4 has been seted up to limiting plate 3's surface, and the cooperation setting through limiting plate 3 and limiting hole 4 can be spacing screw thread post 202, makes stopper 201 more stable fix on cylinder 1's surface, avoids stopper 201 not hard up in the in-process of using, and then influences quantitative injection's accuracy.
The knob 10 is fixedly connected to one side surface of the threaded column 202 far away from the needle cylinder 1, the outer contour of the knob 10 is in an irregular shape, and the knob 10 arranged on the outer surface of the limiting block 201 provides a reasonable force-exerting point for unscrewing the threaded column 202, so that the height of the limiting block 201 can be adjusted conveniently.
The outer surface of the needle cylinder 1 is marked with the scale marks 5, the scale marks 5 are positioned on one side surface opposite to the threaded column 202, and the scale marks 5 are arranged on the outer surface of the needle cylinder 1, so that an experimenter can observe the medicine to be injected conveniently, and the experimenter can perform injection work.
The inner wall threaded connection of stopper 201 has screw thread post 202, and the upper surface fixedly connected with of stopper 201 has two symmetrical springs 203, and the top of two springs 203 is all fixedly connected with spacing post 204, and the surface and the inner wall sliding connection of cylinder 1 of spacing post 204.
When the limiting block 201 moves downwards, the spring 203 is pulled, meanwhile, the elastic force of the spring 203 is insufficient to pull the limiting post 204, so that leakage of liquid medicine is avoided, and when the limiting block 201 is adjusted to a proper position, the threaded post 202 is rotated to limit the limiting block 201.
The diameter value of the threaded column 202 is smaller than that of the limiting hole 4, the fact that the limiting hole 4 cannot effectively limit the threaded column 202 is avoided, the limiting column 204 can be limited through the needle cylinder 1, sliding in the using process is avoided, and the stability of the device is improved.
A push rod 205 is arranged above the needle cylinder 1, the bottom surface of the push rod 205 is fixedly connected with the top ends of the two limiting columns 204, a piston 206 is arranged on the bottom surface of the push rod 205, and a needle 207 is arranged on the bottom of the needle cylinder 1.
When pushing the push rod 205 downwards, the piston 206 will be driven to move, and the movement of the piston 206 will drive the medicine liquid in the syringe 1 to be injected into the blood vessel of the animal to be tested through the needle 207, thereby completing the medicine injection work.
The bottom surface of piston 206 fixedly connected with protruding push head 8, protruding push head 8's outline is circular, so set up protruding push head 8 in the bottom of cylinder 1, because can be with the injection of the remaining liquid medicine in cylinder 1 bottom, avoid causing the waste to the liquid medicine, be favorable to the rational utilization to the resource.
The upper surface fixedly connected with pull ring 6 of push rod 205, the upper surface fixedly connected with rubber pad 7 of push rod 205 so set up pull ring 6 and provide a reasonable force point for the experimenter when extracting the medicine, provide a buffer through setting up rubber pad 7 for the experimenter when carrying out the injection to the medicine, make the injection lighter.
Working principle: when the device is used, an experimenter holds the needle cylinder 1 at first, pulls the push rod 205 through the pull ring 6 to extract liquid medicine, then pulls the auxiliary rod 9 by using the index finger and the middle finger of the left hand according to the medicine amount to be injected, then pulls the auxiliary rod 9 downwards, the movement of the auxiliary rod 9 pulls the limiting block 201 to move downwards, when the limiting block 201 moves to a required scale, the knob 10 is rotated by using the thumb and the index finger of the right hand, the rotation of the knob 10 drives the rotation of the threaded column 202, the threaded column 202 is rotated into the limiting hole 4, thereby limiting the limiting block 201 is completed, then the left hand holds the needle cylinder 1 by using the left hand, the right hand is used for buckling the pull ring 6 and propping against the rubber pad 7, the push rod 205 is pushed downwards, the movement of the push rod 205 drives the piston 206, the liquid medicine in the needle cylinder 1 is injected into an experimented animal through the needle 207, and when the limiting column 204 is limited by the spring 203 and the limiting block 201, the piston 206 stops moving, and quantitative injection of the experimented animal is completed.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The vascular injection device for animal medicine experiments comprises a needle cylinder (1), and is characterized in that: the outside of cylinder (1) is provided with stop gear (2), stop gear (2) include with cylinder (1) surface sliding connection's stopper (201), the inner wall threaded connection of stopper (201) has screw thread post (202), the last fixed surface of stopper (201) is connected with two symmetrical spring (203), two equal fixedly connected with spacing post (204) in top of spring (203), the top of cylinder (1) is provided with push rod (205), the bottom surface of push rod (205) with two the top fixed connection of spacing post (204), piston (206) are installed to the bottom surface of push rod (205), syringe needle (207) are installed to the bottom of cylinder (1).
2. The vascular injection device for use in animal medicine experiments of claim 1, wherein: the outer surface of the needle cylinder (1) is fixedly connected with a limiting plate (3), and a limiting hole (4) is formed in the outer surface of the limiting plate (3).
3. The vascular injection device for use in animal medicine experiments of claim 1, wherein: the outer surface of the needle cylinder (1) is marked with scale marks (5), and the scale marks (5) are positioned on one side surface opposite to the threaded column (202).
4. The vascular injection device for use in animal medicine experiments of claim 1, wherein: the upper surface fixedly connected with pull ring (6) of push rod (205), the upper surface fixedly connected with rubber pad (7) of push rod (205).
5. The vascular injection device for use in animal medicine experiments of claim 1, wherein: the bottom surface of piston (206) fixedly connected with protruding push head (8), protruding push head (8) outline is circular.
6. The vascular injection device for use in animal medicine experiments of claim 1, wherein: the outer surface of the limiting block (201) is fixedly connected with two symmetrical auxiliary rods (9), and the outer contours of the two auxiliary rods (9) are cylinders.
7. The vascular injection device for use in animal medicine experiments of claim 1, wherein: a knob (10) is fixedly connected to one side surface of the threaded column (202) far away from the needle cylinder (1), and the outer contour of the knob (10) is irregularly shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321429283.2U CN220069919U (en) | 2023-06-07 | 2023-06-07 | Vascular injection device for animal medicine experiments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321429283.2U CN220069919U (en) | 2023-06-07 | 2023-06-07 | Vascular injection device for animal medicine experiments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220069919U true CN220069919U (en) | 2023-11-24 |
Family
ID=88814309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321429283.2U Active CN220069919U (en) | 2023-06-07 | 2023-06-07 | Vascular injection device for animal medicine experiments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220069919U (en) |
-
2023
- 2023-06-07 CN CN202321429283.2U patent/CN220069919U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211434525U (en) | Novel clinical anesthetic needle | |
| CN202223679U (en) | Automatic controller for insulin pain-free injection | |
| CN220069919U (en) | Vascular injection device for animal medicine experiments | |
| CN213609001U (en) | Poultry syringe for livestock raising and beast medicine | |
| CN208927278U (en) | Multi-point anesthetic injecting device | |
| CN219440259U (en) | Chinese medicine injection capable of quantitatively discharging medicine | |
| CN214712924U (en) | Syringe for veterinarian | |
| CN211292164U (en) | Hydrogen peroxide antiseptic solution detects sampling device | |
| CN209933699U (en) | Injector for sodium hyaluronate gel | |
| CN219110444U (en) | Face collagen tightening regeneration auxiliary instrument | |
| CN219481120U (en) | Quantitative injector | |
| CN208339885U (en) | A kind of angiocardiography, which pushes away, helps device | |
| CN208660056U (en) | A kind of division of endocrinology's syringe | |
| CN208989897U (en) | A kind of simple insect microinjection apparatus | |
| CN210846436U (en) | Application of sample device for medical science inspection | |
| CN213554463U (en) | Syringe of accurate material that pushes away for pharmacy experiments | |
| CN220110204U (en) | Injector capable of quantitatively pushing | |
| CN105078516A (en) | Skin prick test device | |
| CN214129778U (en) | Medical syringe | |
| CN219271604U (en) | Improved disposable sterile injector | |
| CN213158456U (en) | Continuous syringe for veterinary epidemic prevention and treatment | |
| CN213097904U (en) | Hemospast for emergency treatment | |
| CN213852517U (en) | Constant-speed quantitative rescue syringe | |
| CN212015651U (en) | Sampling device for medical inspection | |
| CN219720943U (en) | Oscillating pressurized injection device for subcutaneous injection of experimental animals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |