CN216168862U - Single-hand suction and injection device - Google Patents
Single-hand suction and injection device Download PDFInfo
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- CN216168862U CN216168862U CN202121541373.1U CN202121541373U CN216168862U CN 216168862 U CN216168862 U CN 216168862U CN 202121541373 U CN202121541373 U CN 202121541373U CN 216168862 U CN216168862 U CN 216168862U
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- push rod
- traction rope
- rubber head
- injection
- rotating shaft
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Abstract
The utility model discloses a single-hand suction and injection device which comprises an injection tube, a traction rope rotating shaft, an auxiliary push rod, a main push rod with a rubber head and a traction rope, wherein the main push rod with the rubber head, the auxiliary push rod, the traction rope and the traction rope rotating shaft are arranged in the injection tube, the main push rod with the rubber head and the auxiliary push rod are partially exposed out of the injection tube, and the injection tube, the main push rod with the rubber head, the auxiliary push rod and the traction rope rotating shaft are all made of medical plastics, medical glass or medical metal. The utility model is provided with the injection tube, the traction rope rotating shaft, the auxiliary push rod, the main push rod with the rubber head and the traction rope, can improve the function of injecting and sucking the medicine by one hand, reduces the labor intensity of medical staff, has simple structure, is convenient for large-scale production and popularization and use, obviously improves social benefit and economic benefit, and simultaneously, a user can press the main push rod with the rubber head and the auxiliary push rod as required to realize the advancing and returning of the piston of the injector and complete the functions of injecting and withdrawing the medicine.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a single-hand suction and injection device.
Background
In clinical practice in hospitals, medical syringes are widely used during medicine dissolving, medicine dispensing and injection, a conventional syringe generally comprises a needle cylinder, a piston and a piston rod, and a circular-plate-shaped push handle is arranged at the rear end of the piston rod to facilitate injection and suction; the other type of integrated automatic suction and injection device with the suction function comprises a plurality of parts, is complex in structure and high in production cost, and is difficult to popularize and use on a large scale, so that a single-hand suction and injection device is provided.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to provide a single-handed aspirating and injecting device that solves the problems set forth in the background above.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a one-hand suction and injection device, includes injection cylinder, haulage rope axis of rotation, vice push rod, takes the main push rod and the haulage rope of rubber head, take the main push rod and the vice push rod of rubber head and haulage rope axis of rotation to install in the injection cylinder, and take the main push rod and the vice push rod part of rubber head to expose outside the injection cylinder.
Preferably, the injection tube, the main push rod with the rubber head, the auxiliary push rod and the pull rope rotating shaft are all made of medical plastics, medical glass or medical metal.
Preferably, the material of the hauling cable is medical plastics, medical fiber or medical metal, and the main push rod and the auxiliary push rod with rubber heads are partially inserted into the injection tube.
Preferably, a small hole is formed in the side wall of the injection tube, and the traction rope rotating shaft penetrates through the small hole to be connected with the side wall of the injection tube.
Preferably, the hauling cable crosses over the hauling cable rotating shaft, and two ends of the hauling cable are respectively connected with the head parts of the main push rod and the auxiliary push rod with the rubber heads.
Preferably, the secondary ram may be inside the syringe barrel.
Preferably, the auxiliary push rod may be outside the syringe.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is provided with the injection tube, the traction rope rotating shaft, the auxiliary push rod, the main push rod with the rubber head and the traction rope, has small volume and convenient use, can carry out the function of injecting and sucking the medicine by one hand, reduces the labor intensity of medical staff, has simple structure, is convenient for large-scale production and popularization and use, obviously improves the social benefit and the economic benefit, and simultaneously, a user can press the main push rod with the rubber head and the auxiliary push rod as required to realize the advancing and the returning of the piston of the injector and complete the functions of injecting the medicine and withdrawing the medicine.
Drawings
FIG. 1 is a schematic view of the liquid-pushing injection state of the present invention;
FIG. 2 is a schematic view of the present invention in a fluid aspirating state;
FIG. 3 is a schematic view of the high capacity fluid aspirating dual pushrod of the present invention in a retracted state;
FIG. 4 is a schematic view of the syringe of the present invention;
FIG. 5 is a schematic view of a main push rod with a rubber head according to the present invention;
FIG. 6 is a schematic view of the secondary push rod of the present invention;
FIG. 7 is a schematic illustration of a pull-cord of the present invention;
FIG. 8 is a schematic view of a pull-cord rotating shaft of the present invention;
FIG. 9 is a schematic view of the present invention showing the state of the liquid-pushing injection;
fig. 10 is a schematic view of the present invention in a fluid aspirating state.
In the figure: injection cylinder 1, haulage rope axis of rotation 2, vice push rod 3, main push rod 4, haulage rope 5 of taking the rubber head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; 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 application can be understood in a specific case by those of ordinary skill in the art.
The components of the injection cylinder 1, the traction rope rotating shaft 2, the auxiliary push rod 3, the main push rod 4 with the rubber head and the traction rope 5 are all universal standard components or components known by the technical personnel in the field, and the structure and the principle of the components can be known by the technical manual or the conventional experimental method.
Example 1
Referring to fig. 1-8, a single-hand suction and injection device comprises an injection tube 1, a pull rope rotating shaft 2, an auxiliary push rod 3, a main push rod 4 with a rubber head and a pull rope 5, wherein the main push rod 4 with the rubber head, the auxiliary push rod 3, the pull rope 5 and the pull rope rotating shaft 2 are installed in the injection tube 1, the main push rod 4 with the rubber head and the auxiliary push rod 3 are partially exposed out of the injection tube 1, the main push rod 4 with the rubber head, the auxiliary push rod 3 and the pull rope rotating shaft 2 are made of medical plastics, medical glass or medical metal, the pull rope 5 is made of medical plastics, medical fibers or medical metal, the main push rod 4 with the rubber head and the auxiliary push rod 3 are partially inserted into the injection tube 1, a small hole is formed in the side wall of the injection tube 1, the pull rope rotating shaft 2 passes through the small hole and is connected with the side wall of the injection tube 1, the pull rope 5 crosses the pull rope rotating shaft 2, and both ends of the hauling cable 5 are connected with the head of the main push rod 4 with the rubber head and the head of the auxiliary push rod 3 respectively, the device has the advantages of small volume and convenient use, can carry the function of injecting and sucking the medicine with one hand, reduces the labor intensity of medical staff, has simple structure, is convenient for large-scale production and popularization and use, obviously improves social benefit and economic benefit, and simultaneously, a user can press the main push rod 4 and the auxiliary push rod 3 with the rubber head according to the requirement to realize the advancing and returning of the syringe piston and complete the functions of medicine injection and back-pumping.
Example 2
As shown in fig. 1, in the single-hand suction and injection device disclosed in this embodiment, when the main push rod 4 with a rubber head is pressed, the pull rope 5 is driven to move leftward, and the pull rope 5 crosses the pull rope rotating shaft 2 to pull the auxiliary push rod 3 to move in the opposite direction, so as to achieve liquid pushing and injection.
Example 3
As shown in fig. 2, in the single-hand suction and injection device disclosed in this embodiment, when the auxiliary push rod 3 is pressed, the pulling rope 5 is driven to move leftward, and the pulling rope 5 crosses the pulling rope rotating shaft 2 to pull the main push rod 4 with the rubber head to move in the opposite direction, so as to achieve fluid suction and back-suction.
Example 4
As shown in fig. 3, in the single-hand suction and injection device disclosed in this embodiment, when the main push rod 4 with the rubber head is driven by the pulling rope 5 to move rightward, the auxiliary push rod 3 moves leftward, and after the two push rods meet each other, the main push rod 4 with the rubber head and the auxiliary push rod 3 are simultaneously driven to move rightward, so that the high-capacity liquid suction double-push-rod retraction can be realized.
Example 5
As shown in fig. 9, in the single-hand suction and injection device disclosed in this embodiment, the auxiliary push rod 3 is located outside the injection tube 1, and when the main push rod 4 with a rubber head is pressed, the pull rope 5 is driven to move leftward, and the pull rope 5 crosses the pull rope rotation shaft 2 to pull the auxiliary push rod 3 to move in the opposite direction, so as to achieve liquid injection.
Example 6
As shown in fig. 10, in the single-hand suction and injection device disclosed in this embodiment, the auxiliary push rod 3 is located outside the injection tube 1, and when the auxiliary push rod 3 is pressed, the pull rope 5 is driven to move leftward, and the pull rope 5 crosses the pull rope rotating shaft 2 to pull the main push rod 4 with the rubber head to move in the opposite direction, so as to achieve fluid suction and back suction.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a singlehanded suction and injection device, includes injection cylinder (1), haulage rope axis of rotation (2), vice push rod (3), main push rod (4) and haulage rope (5) of taking the rubber head, its characterized in that: the main push rod (4) with the rubber head, the auxiliary push rod (3), the traction rope (5) and the traction rope rotating shaft (2) are arranged in the injection cylinder (1), and the main push rod (4) with the rubber head and the auxiliary push rod (3) are partially exposed out of the injection cylinder (1).
2. A single-handed suction and injection device according to claim 1, wherein: the injection tube (1), the main push rod (4) with the rubber head, the auxiliary push rod (3) and the traction rope rotating shaft (2) are all made of medical plastics, medical glass or medical metal.
3. A single-handed suction and injection device according to claim 1, wherein: the traction rope (5) is made of medical plastics, medical fibers or medical metal, and the main push rod (4) and the auxiliary push rod (3) with rubber heads are partially inserted into the injection tube (1).
4. A single-handed suction and injection device according to claim 1, wherein: a small hole is formed in the side wall of the injection tube (1), and the traction rope rotating shaft (2) penetrates through the small hole to be connected with the side wall of the injection tube (1).
5. A single-handed suction and injection device according to claim 1, wherein: the traction rope (5) spans the traction rope rotating shaft (2), and two ends of the traction rope (5) are connected with the head portions of the main push rod (4) with the rubber head and the auxiliary push rod (3) respectively.
6. A single-handed suction and injection device according to claim 1, wherein: the secondary ram may be inside the syringe (1).
7. A single-handed suction and injection device according to claim 1, wherein: the auxiliary push rod can be arranged outside the injection cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121541373.1U CN216168862U (en) | 2021-07-08 | 2021-07-08 | Single-hand suction and injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121541373.1U CN216168862U (en) | 2021-07-08 | 2021-07-08 | Single-hand suction and injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216168862U true CN216168862U (en) | 2022-04-05 |
Family
ID=80895205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121541373.1U Active CN216168862U (en) | 2021-07-08 | 2021-07-08 | Single-hand suction and injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216168862U (en) |
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2021
- 2021-07-08 CN CN202121541373.1U patent/CN216168862U/en active Active
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