CN219208467U - Syringe convenient to adjust syringe needle - Google Patents
Syringe convenient to adjust syringe needle Download PDFInfo
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- CN219208467U CN219208467U CN202222210168.8U CN202222210168U CN219208467U CN 219208467 U CN219208467 U CN 219208467U CN 202222210168 U CN202222210168 U CN 202222210168U CN 219208467 U CN219208467 U CN 219208467U
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- needle
- cylinder
- sliding sleeve
- syringe
- needle cylinder
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Abstract
The utility model discloses an injector convenient for adjusting a needle head, and belongs to the technical field of injectors. The needle comprises a needle cylinder, an operating core rod is arranged in the needle cylinder, a guide piece is arranged between the operating core rod and the inner wall of the needle cylinder, a piston is connected to the lower end of the operating core rod, a pressing part is fixed to the upper end of the operating core rod, a finger hook part is arranged outside the upper end of the needle cylinder, the needle cylinder consists of a first cylinder body and a second cylinder body, a liquid outlet pipe is arranged at the lower end of the needle cylinder, a sliding sleeve is arranged outside the needle cylinder, the sliding sleeve is connected with the outer surface of the needle cylinder through threads, a push rod is connected to the lower end of the sliding sleeve, a limit ring is connected to the lower end of the push rod, and the limit ring is arranged on the outer ring of a needle head. According to the needle injection device, the sliding sleeve is arranged on the side face of the needle cylinder, the limit ring is arranged below the sliding sleeve, and the relative position of the limit ring and the needle head can be adjusted, so that the injection depth of the needle head can be adjusted, and the needle injection device is convenient to use; the needle cylinder is designed into a structure consisting of two cylinders, so that the shaking of the control core rod in the pushing process can be avoided, and the structure is stable.
Description
Technical Field
The utility model relates to the technical field of syringes, in particular to a syringe convenient for adjusting a needle.
Background
The disposable injector is one of the most widely used instruments in the current medical institutions, is the most common medical article in nursing work, is divided into two processes in intramuscular injection and drug delivery, and firstly, a needle head is quickly inserted into muscle of a patient, and then, a core rod is pushed to inject the drug in the needle tube into the patient. The key point of the needle insertion is the strength and depth, which determines whether the injection treatment can deliver the medicine into the designated tissue, thus putting higher demands on the proficiency of the outpatient doctor and nurse. If the injector can have the function of adjusting the injection depth of the needle head, the injector is more convenient for medical care; in addition, the syringe body in the prior art is basically cylindrical, and the structure leads to easy shaking of the control core rod in the pushing process, so that the use is inconvenient.
Disclosure of Invention
In order to solve the above problems, the present utility model provides a syringe that facilitates adjustment of a needle.
The utility model is realized by the following technical scheme:
the utility model provides an injector convenient to adjust syringe needle, includes the cylinder, the inside of cylinder is equipped with controls the core bar, be equipped with the guide blade between the inner wall of control core bar and cylinder, the lower extreme of controlling the core bar is connected with the piston, the upper end of controlling the core bar is fixed with presses the portion, the upper end outside of cylinder is equipped with indicates the portion of colludeing, the cylinder comprises first barrel and second barrel, the lower extreme of cylinder is equipped with the drain pipe, the below of drain pipe is connected with needle joint and syringe needle, the outside of cylinder is equipped with the sliding sleeve, the sliding sleeve passes through the screw thread and is connected with the surface of cylinder, the lower extreme of sliding sleeve is connected with the push rod, the lower extreme of push rod is connected with the spacing collar, the spacing collar sets up the outer lane at the syringe needle.
The first cylinder and the second cylinder are both elliptical.
The lower end face of the needle head is inclined.
The limit ring is a rubber ring.
Compared with the prior art, the utility model has the beneficial effects that:
according to the needle injection device, the sliding sleeve is arranged on the side face of the needle cylinder, the limit ring is arranged below the sliding sleeve, and the relative position of the limit ring and the needle head can be adjusted, so that the injection depth of the needle head can be adjusted, and the needle injection device is convenient to use; the needle cylinder is designed into a structure consisting of two cylinders, so that the shaking of the control core rod in the pushing process can be avoided, and the structure is stable.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic structural view of the needle cylinder and the finger hook portion in the direction a of fig. 1 according to the present utility model.
In the figure: 1. a needle cylinder; 2. a guide piece; 3. a pressing part; 4. manipulating the core bar; 5. a finger hook part; 6. a sliding sleeve; 7. a piston; 8. a push rod; 9. a limit ring; 10. a liquid outlet pipe; 11 needle joints; 12. a needle; 13. a first cylinder; 14. and a second cylinder.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in fig. 1 and 2 of the attached drawings, an injector convenient for adjusting a needle head comprises a needle cylinder 1, wherein an operating core rod 4 is arranged in the needle cylinder 1, a guide piece 2 is arranged between the operating core rod 4 and the inner wall of the needle cylinder 1, the lower end of the operating core rod 4 is connected with a piston 7, the upper end of the operating core rod 4 is fixedly provided with a pressing part 3, the outer part of the upper end of the needle cylinder 1 is provided with a finger hook part 5, the needle cylinder 1 consists of a first cylinder body 13 and a second cylinder body 14, the lower end of the needle cylinder 1 is provided with a liquid outlet pipe 10, a needle joint 11 and a needle head 12 are connected below the liquid outlet pipe 10, a sliding sleeve 6 is arranged outside the needle cylinder 1, the sliding sleeve 6 is connected with the outer surface of the needle cylinder 1 through threads, the lower end of the sliding sleeve 6 is connected with a push rod 8, the lower end of the push rod 8 is connected with a limit ring 9, and the limit ring 9 is arranged on the outer ring of the needle head 12.
The first cylinder 13 and the second cylinder 14 are both elliptical.
The lower end face of the needle 12 is inclined.
The limit ring 9 is a rubber ring.
Example 1
The utility model provides an injector convenient to adjust syringe needle, includes cylinder 1, the inside of cylinder 1 is equipped with controls core bar 4, be equipped with guide blade 2 between control core bar 4 and the inner wall of cylinder 1, the lower extreme of control core bar 4 is connected with piston 7, the upper end of control core bar 4 is fixed with presses down portion 3, the upper end outside of cylinder 1 is equipped with indicates that hook portion 5, cylinder 1 comprises first barrel 13 and second barrel 14, and first barrel 13 and second barrel 14 are oval, the lower extreme of cylinder 1 is equipped with drain pipe 10, the below of drain pipe 10 is connected with needle joint 11 and syringe needle 12, the outside of cylinder 1 is equipped with sliding sleeve 6, sliding sleeve 6 passes through the screw thread and is connected with the surface of cylinder 1, the lower extreme of sliding sleeve 6 is connected with push rod 8, the lower extreme of push rod 8 is connected with stop collar 9, stop collar 9 sets up the outer lane at syringe needle 12.
In the embodiment, the rotary sliding sleeve 6 can rotate on the surface of the needle cylinder 1, the relative position of the limit ring 9 below the sliding sleeve 6 and the needle head 12 is changed, the position of the limit ring 9 can be adjusted according to injection requirements of different patients, and injections with different depths can be performed by referring to the position of the limit ring 9, so that the medical care use is convenient; in the embodiment, the needle cylinder is designed into a structure formed by two oval cylinders, and compared with the traditional cylindrical cylinder design, the structure is stable, and the control core rod can be prevented from shaking in the propelling process.
Example 2
The utility model provides an injector convenient to adjust syringe needle, includes cylinder 1, the inside of cylinder 1 is equipped with controls core bar 4, be equipped with guide blade 2 between control core bar 4 and the inner wall of cylinder 1, the lower extreme of control core bar 4 is connected with piston 7, the upper end of control core bar 4 is fixed with presses down portion 3, the upper end outside of cylinder 1 is equipped with indicates that hook portion 5, cylinder 1 comprises first barrel 13 and second barrel 14, the lower extreme of cylinder 1 is equipped with drain pipe 10, the below of drain pipe 10 is connected with needle joint 11 and syringe needle 12, the outside of cylinder 1 is equipped with sliding sleeve 6, sliding sleeve 6 is connected with the surface of cylinder 1 through the screw thread, the lower extreme of sliding sleeve 6 is connected with push rod 8, the lower extreme of push rod 8 is connected with stop collar 9, stop collar 9 sets up the outer lane at syringe needle 12.
The lower end face of the needle 12 is inclined.
The limit ring 9 is a rubber ring.
In the embodiment, the needle 12 is inclined, so that the muscle is conveniently penetrated; the limit ring 9 adopts the rubber circle, does not have the foreign matter sense when touching the patient, promotes patient's comfort level.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, but rather the equivalent variations and modifications in shape, construction, characteristics and spirit according to the scope of the claims should be construed to be included in the scope of the claims.
Claims (4)
1. An injector convenient for adjusting a needle, characterized in that: including cylinder (1), the inside of cylinder (1) is equipped with manipulation core bar (4), be equipped with guide blade (2) between the inner wall of manipulation core bar (4) and cylinder (1), the lower extreme of manipulation core bar (4) is connected with piston (7), the upper end of manipulation core bar (4) is fixed with presses portion (3), the upper end outside of cylinder (1) is equipped with indicates and colludes portion (5), cylinder (1) comprises first barrel (13) and second barrel (14), the lower extreme of cylinder (1) is equipped with drain pipe (10), the below of drain pipe (10) is connected with needle head (11) and syringe needle (12), the outside of cylinder (1) is equipped with sliding sleeve (6), sliding sleeve (6) are connected with the surface of cylinder (1) through the screw thread, the lower extreme of sliding sleeve (6) is connected with push rod (8), the lower extreme of push rod (8) is connected with spacing collar (9), spacing collar (9) set up in the outer lane of syringe needle (12).
2. A syringe for facilitating adjustment of a needle according to claim 1, wherein: the first cylinder (13) and the second cylinder (14) are both elliptical.
3. A syringe for facilitating adjustment of a needle according to claim 1, wherein: the lower end face of the needle head (12) is inclined.
4. A syringe for facilitating adjustment of a needle according to claim 1, wherein: the limit ring (9) is a rubber ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210168.8U CN219208467U (en) | 2022-08-22 | 2022-08-22 | Syringe convenient to adjust syringe needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222210168.8U CN219208467U (en) | 2022-08-22 | 2022-08-22 | Syringe convenient to adjust syringe needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219208467U true CN219208467U (en) | 2023-06-20 |
Family
ID=86739661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222210168.8U Active CN219208467U (en) | 2022-08-22 | 2022-08-22 | Syringe convenient to adjust syringe needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219208467U (en) |
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2022
- 2022-08-22 CN CN202222210168.8U patent/CN219208467U/en active Active
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| GR01 | Patent grant |