CN216169170U - A cylinder for eliminating high pressure syringe cylinder inner wall bubble - Google Patents
A cylinder for eliminating high pressure syringe cylinder inner wall bubble Download PDFInfo
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- CN216169170U CN216169170U CN202121712159.8U CN202121712159U CN216169170U CN 216169170 U CN216169170 U CN 216169170U CN 202121712159 U CN202121712159 U CN 202121712159U CN 216169170 U CN216169170 U CN 216169170U
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- 238000000034 method Methods 0.000 claims abstract description 15
- 230000008569 process Effects 0.000 abstract description 13
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000002872 contrast media Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003772 radiology diagnosis Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model relates to the field of medical supplies, in particular to a needle cylinder for eliminating bubbles on the inner wall of the needle cylinder of a high-pressure injector, which comprises a needle cylinder, wherein the needle cylinder is of a cavity structure; one end of the needle cylinder is provided with needles which are communicated with each other, and the other end of the needle cylinder is provided with a piston cylinder in the cavity; an exhaust part is arranged at one end of the piston cylinder positioned in the cavity, and a piston handle is arranged at one end of the piston cylinder far away from the needle cylinder; the exhaust part is rotationally connected with the piston cylinder; the exhaust part comprises a movable part which is arranged at the end part of the piston cylinder positioned in the needle cylinder; a threaded rod is arranged at one end of the movable part, which is positioned at the piston cylinder, penetrates through the piston cylinder, and a push-pull handle is arranged at the end part far away from the movable part; an internal thread matched with the threaded rod is arranged in the piston cylinder; the movable part is of an arc structure. The syringe can discharge bubbles on the inner wall of the injector in the injection process so as to prevent small bubbles in the injector from being injected into a patient body, thereby causing adverse consequences.
Description
Technical Field
The utility model relates to the field of medical supplies, in particular to a needle cylinder for eliminating bubbles on the inner wall of the needle cylinder of a high-pressure injector.
Background
The radiology department is an important auxiliary examination department of a hospital, in the construction of modern hospitals, the radiology department is a department integrating examination, diagnosis and treatment, and many diseases of clinical departments need to be clearly diagnosed and auxiliary diagnosed through equipment examination of the radiology department. The high-pressure injector is used as an auxiliary device in a radiology diagnosis and treatment system, and is gradually applied clinically along with the technical development of X-rays, a rapid film changer, an image intensifier, an artificial contrast agent and the like. The high-pressure injector has the basic function that a sufficient amount of high-concentration X-ray contrast medium is quickly and accurately injected to an examination part through percutaneous puncture entering a blood vessel or an original pore passage of a human body within a certain time, so that diagnostic imaging and treatment can be carried out on a pathological change part.
The high pressure syringe brand that present radiology department used is various, but in actual clinical application, can appear having the bubble absorption in the cylinder when extraction normal saline or contrast medium at the cylinder inner wall, uses external force to shake or the difficult clearance of finger bullet, can cause at the in-process of propelling movement medicine, with some small bubbles push internally, can produce serious bad consequence when serious.
In order to solve the above problems, the present invention provides a cylinder for eliminating air bubbles from the inner wall of the cylinder of a high pressure injector.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a syringe for eliminating bubbles on the inner wall of a high-pressure syringe, which can discharge the bubbles on the inner wall of the syringe in the injection process so as to prevent small bubbles in the syringe from being injected into a patient body and further cause adverse effects.
In order to achieve the purpose, the utility model provides the following technical scheme:
a syringe for eliminating air bubbles on the inner wall of a high-pressure injector syringe comprises a syringe, wherein the syringe is in a cavity structure; one end of the needle cylinder is provided with needles which are communicated with each other, and the other end of the needle cylinder is provided with a piston cylinder in the cavity; an exhaust part is arranged at one end of the piston cylinder positioned in the cavity, and a piston handle is arranged at one end of the piston cylinder far away from the needle cylinder; the exhaust part is rotationally connected with the piston cylinder; the exhaust part is of an arc-shaped structure.
Furthermore, the exhaust part comprises a movable part which is arranged at the end part of the piston cylinder positioned in the needle cylinder; a threaded rod is arranged at one end of the movable part, which is positioned at the piston cylinder, penetrates through the piston cylinder, and a push-pull handle is arranged at the end part, which is far away from the movable part; an internal thread matched with the threaded rod is arranged in the piston cylinder; the movable part is of an arc-shaped structure.
Furthermore, one end of the movable part, which is far away from the threaded rod, is provided with a flexible pad.
Furthermore, the push-pull handle is positioned on one side of the threaded rod and is recessed inwards to form a recessed part; the threaded rod is provided with spacing ball in the one end of keeping away from the movable part, and spacing ball sets up in the depressed part.
Furthermore, a gap is formed between the limiting ball and the concave part.
Furthermore, a spring is arranged between the piston handle and the push-pull handle.
Compared with the prior art, the utility model has the beneficial effects that:
the exhaust part in the needle cylinder is rotationally connected with the piston cylinder, so that the exhaust part rotates in the exhaust process of the injector, and small bubbles attached to the inner wall of the injector are discharged in the rotation process of the exhaust part, so that the small bubbles are prevented from being injected into a patient body, and adverse results are avoided; simultaneously, the arc-shaped structure of the exhaust part can enable the exhaust part to be attached to the inner wall of the needle cylinder more tightly, and the effect in the exhaust and injection processes is better.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.
In the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic view of the connection of the threaded rod to the push-pull handle of the present invention.
In the figure: 1. a needle head; 2. a needle cylinder; 3. a limiting ball; 4. a piston handle; 5. a piston cylinder; 6. an exhaust section; 7. a push-pull handle; 8. a flexible pad; 9. a threaded rod; 10. a movable portion; 11. a spring.
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.
The utility model provides the following technical scheme:
as shown in the figure, the first and second,
example 1:
a syringe for eliminating air bubbles on the inner wall of a high-pressure injector syringe comprises a syringe 2, wherein the syringe 2 is in a cavity structure; one end of the needle cylinder 2 is provided with needles 1 which are communicated with each other, and the other end is provided with a piston cylinder 5 in the cavity; an exhaust part 6 is arranged at one end of the piston cylinder 5 positioned in the cavity, and a piston handle 4 is arranged at one end of the piston cylinder 5 far away from the needle cylinder 2; the exhaust part 6 is rotationally connected with the piston cylinder 5; the exhaust part 6 is of an arc-shaped structure. The connection and arrangement relationship among the needle head 1, the needle cylinder 2, the piston cylinder 5 and the piston handle 4 in the utility model is the prior art, and the structure which can realize the injection function can be the structure in the utility model; the exhaust part 6 is movably connected with the piston cylinder 5, and the specific moving mode is as follows: the exhaust part 6 and the piston cylinder 5 can be close to each other or far away from each other, the exhaust part 6 and the piston cylinder 5 are connected in a rotating mode, and the arc-shaped structure of the exhaust part 6 can enable small air bubbles on the inner wall of the needle cylinder 2 to be completely discharged out of the needle cylinder 2 in the rotating process of the exhaust part 6 so as to prevent the small air bubbles from entering the body of a patient and further influence the body health of the patient.
Example 2:
further, the exhaust part 6 comprises a movable part 10, the movable part 10 is arranged at the end part of the piston cylinder 5 positioned in the needle cylinder 2, and the movable part 10 is movably connected with the piston cylinder 5; the movable part 10 is provided with a threaded rod 9 at one end of the piston cylinder 5, the threaded rod 9 penetrates through the piston cylinder 5, and the end part far away from the movable part 10 is provided with a push-pull handle 7, so that the movable part 10 and the piston cylinder 5 can be far away through the pushing action of the push-pull handle 7, and can also be close to each other under the pulling operation of the push-pull handle 7; the internal thread which is mutually matched with the threaded rod 9 is arranged in the piston cylinder 5, and the threaded rod 9 is matched with the internal thread, so that the movable part 10 rotates in the process of being far away from and close to the piston cylinder 5, and small bubbles on the inner wall of the needle cylinder 2 can be completely discharged out of the needle cylinder 10 in the process of rotating the movable part 10; the movable portion 10 has an arc-shaped structure.
Further, one end of the movable part 10, which is far away from the threaded rod 9, is provided with a flexible pad 8. The flexible pad 8 can be replaced by a sealing pad, and the flexible pad 8 not only can enable the movable part 10 to rotate and move more smoothly, but also can generate a sealing effect between the movable part 10 and the inner wall of the needle cylinder 2 so as to exhaust the gas in the needle cylinder 2.
Example 3:
furthermore, the push-pull handle 7 is positioned on one side of the threaded rod 9 and is concave inwards to form a concave part; one end of the threaded rod 9, which is far away from the movable part 10, is provided with a limiting ball 3, and the limiting ball 3 is arranged in the concave part. The arrangement of the limiting ball 3 and the concave part can ensure that the threaded rod 9 can rotate more smoothly in the piston cylinder 5 and the generated resistance is smaller.
Furthermore, a gap is formed between the limiting ball 3 and the concave part.
Further, a spring 11 is arranged between the piston handle 4 and the push-pull handle 7. The spring 11 is arranged to automatically return to the original position when the medical staff does not infer the push-pull handle 7, thereby drawing the distance between the movable portion 10 and the piston cylinder 5.
The movable portion 10 is made of a flexible material. For example: a plastic.
According to the structure, the specific working principle is as follows:
when the needle cylinder 2 needs to be used, firstly, the liquid is sucked into the needle cylinder 2; then discharging redundant air in the needle cylinder 2 out of the needle cylinder 2, pushing the push-pull handle 7 and the piston handle 4 towards the needle head 1 together in the air discharging process, wherein the threaded rod 9 moves towards the needle head 1 in the pushing process of the push-pull handle 7, the threaded rod 9 rotates in the moving process, the threaded rod 9 drives the movable part 10 to rotate, meanwhile, the limiting ball 3 rotates in the concave part of the push-pull handle 7, and the movable part 10 discharges small bubbles on the inner wall of the needle cylinder 2 out of the needle cylinder 2 in the rotating process until all the air in the needle cylinder 2 is discharged out of the needle cylinder 2; finally, the needle 1 is inserted into the body of the patient, and the liquid in the syringe 2 is injected into the body of the patient.
The utility model aims to provide a syringe for eliminating bubbles on the inner wall of a high-pressure syringe, which can discharge the bubbles on the inner wall of the syringe in the injection process so as to prevent small bubbles in the syringe from being injected into a patient body and further cause adverse effects.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A syringe for eliminating air bubbles on the inner wall of the syringe of a high-pressure injector comprises a syringe (2), wherein the syringe (2) has a cavity structure; one end of the needle cylinder (2) is provided with needles (1) which are communicated with each other, and the other end is provided with a piston cylinder (5) in the cavity; the method is characterized in that: an exhaust part (6) is arranged at one end of the piston cylinder (5) positioned in the cavity, and a piston handle (4) is arranged at one end of the piston cylinder (5) far away from the needle cylinder (2); the exhaust part (6) is rotationally connected with the piston cylinder (5); the exhaust part (6) is of an arc-shaped structure;
the exhaust part (6) comprises a movable part (10), and the movable part (10) is arranged at the end part of the piston cylinder (5) positioned in the needle cylinder (2); a threaded rod (9) is arranged at one end of the movable part (10) positioned on the piston cylinder (5), the threaded rod (9) penetrates through the piston cylinder (5), and a push-pull handle (7) is arranged at the end part far away from the movable part (10); the piston cylinder (5) is internally provided with internal threads matched with the threaded rod (9); the movable part (10) is of an arc-shaped structure.
2. The syringe of claim 1, wherein the inner wall of the syringe barrel is substantially free of bubbles, and wherein: and a flexible pad (8) is arranged at one end of the movable part (10) far away from the threaded rod (9).
3. The syringe of claim 2, wherein the inner wall of the syringe barrel is substantially free of bubbles, and wherein: the push-pull handle (7) is positioned at one side of the threaded rod (9) and is recessed inwards to form a recessed part; one end, far away from the movable part (10), of the threaded rod (9) is provided with a limiting ball (3), and the limiting ball (3) is arranged in the concave part.
4. The syringe of claim 3, wherein the inner wall of the syringe barrel is substantially free of bubbles, and wherein: the spacing ball (3) and the concave part are arranged in a clearance mode.
5. The syringe of claim 1, wherein the inner wall of the syringe barrel is substantially free of bubbles, and wherein: a spring (11) is arranged between the piston handle (4) and the push-pull handle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712159.8U CN216169170U (en) | 2021-07-27 | 2021-07-27 | A cylinder for eliminating high pressure syringe cylinder inner wall bubble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121712159.8U CN216169170U (en) | 2021-07-27 | 2021-07-27 | A cylinder for eliminating high pressure syringe cylinder inner wall bubble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216169170U true CN216169170U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121712159.8U Active CN216169170U (en) | 2021-07-27 | 2021-07-27 | A cylinder for eliminating high pressure syringe cylinder inner wall bubble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216169170U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870088A (en) * | 2023-07-19 | 2023-10-13 | 河南和济堂生物科技有限公司 | Sustained-release gynecological gel and syringe thereof |
-
2021
- 2021-07-27 CN CN202121712159.8U patent/CN216169170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116870088A (en) * | 2023-07-19 | 2023-10-13 | 河南和济堂生物科技有限公司 | Sustained-release gynecological gel and syringe thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240327 Address after: 102600 Beijing Daxing District Beijing Economic and Technological Development Zone (Daxing) Jiuqiao Road No.1 Courtyard Building 3, 1st Floor -101-12 Patentee after: Youfeng (Beijing) Biotechnology Co.,Ltd. Country or region after: China Patentee after: Youfeng (Zhejiang) Biotechnology Co.,Ltd. Patentee after: Youfeng (Shanghai) Biotechnology Co.,Ltd. Patentee after: Banju Biotechnology Co.,Ltd. Address before: 646000 Da Shanping, Jiangyang District, Luzhou City, Sichuan Province Patentee before: Luzhou traditional Chinese medicine hospital (Luzhou integrated traditional Chinese and Western medicine hospital, Jiangyang District traditional Chinese Medicine Hospital of Luzhou) Country or region before: China |