CN220404560U - Structure for preventing needle from being punctured - Google Patents
Structure for preventing needle from being punctured Download PDFInfo
- Publication number
- CN220404560U CN220404560U CN202320098829.4U CN202320098829U CN220404560U CN 220404560 U CN220404560 U CN 220404560U CN 202320098829 U CN202320098829 U CN 202320098829U CN 220404560 U CN220404560 U CN 220404560U
- Authority
- CN
- China
- Prior art keywords
- needle
- puncture
- connecting piece
- needle head
- cover
- 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
- 229920001971 elastomer Polymers 0.000 claims abstract description 26
- 230000002265 prevention Effects 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 238000012546 transfer Methods 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 3
- 208000012266 Needlestick injury Diseases 0.000 claims 5
- 238000001802 infusion Methods 0.000 abstract description 8
- 208000027418 Wounds and injury Diseases 0.000 abstract description 6
- 230000006378 damage Effects 0.000 abstract description 6
- 208000014674 injury Diseases 0.000 abstract description 6
- 241000700605 Viruses Species 0.000 abstract description 2
- 238000013461 design Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 208000002193 Pain Diseases 0.000 description 11
- 208000030507 AIDS Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 208000002672 hepatitis B Diseases 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- 208000024248 Vascular System injury Diseases 0.000 description 1
- 208000012339 Vascular injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a needling prevention structure, which comprises a needle head, wherein a connecting piece is fixedly arranged on the outer surface of the tail end of the needle head, a needling prevention sleeve is sleeved on the outer surface of the needle head, a movable groove is arranged on the outer surface of the needling prevention sleeve and is in sliding connection with the connecting piece, the tail end of the needle head is fixedly communicated with a transfusion tube, a first annular groove is formed in the outer surface of one end of the needling prevention sleeve, a first rubber ring is sleeved in the first annular groove, a second annular groove is formed in the outer surface of the other end of the needling prevention sleeve, and a second rubber ring is sleeved in the second annular groove. Through this design, avoided keeping somewhere the needle before accomplishing puncture infusion back, there is the needle point of syringe needle to expose completely outside, medical personnel is carelessly very easily stabbed, causes medical personnel to infect virus to bring serious bodily injury, threaten its life safety's problem, and played the anti-stab effect.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a structure for preventing needling injury.
Background
The indwelling needle is a medical device for intravenous indwelling transfusion, is mainly applied to clinical intravenous puncture, is used for taking medicine and providing nutrition for a patient, can avoid vascular injury caused by repeated puncture, relieves pain of the patient, and is also beneficial to reducing operation intensity of nurses.
The remaining needle needs to withdraw from the needle head before and after the puncture transfusion is completed, and the needle tip of the needle head is completely exposed, so that medical staff can be easily stabbed by carelessness. If the patient has hepatitis B or AIDS, the patient can cause medical personnel to infect the hepatitis B or AIDS, thereby bringing serious physical injury and threatening the life safety of the patient, and therefore, a structure for preventing needling injury is provided to solve the problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a structure for preventing needling injury to solve the problems.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a prevent acupuncture structure, includes the syringe needle, the tail end external surface fixed of syringe needle is equipped with the connecting piece, the surface cover of syringe needle is equipped with prevents thorn cover, the surface of preventing thorn cover is equipped with movable groove, and movable groove and connecting piece sliding connection, the tail end fixed of syringe needle communicates with each other has the transfer line, the first ring channel has been seted up to the one end surface of preventing thorn cover, the inside cover of first ring channel is equipped with first rubber circle, the second ring channel has been seted up to the other end surface of preventing thorn cover, the inside cover of second ring channel is equipped with the second rubber circle.
As a preferable technical scheme of the utility model, the first rubber ring and the second rubber ring are the same in size and are made of elastic materials.
As a preferable technical scheme of the utility model, the stab-resistant sleeve is made of transparent soft polyvinyl chloride plastic or high-performance polyolefin thermoplastic elastomer material.
As a preferable technical scheme of the utility model, the diameter of the tail end of the needle head is matched with the inner diameter of the stab-resistant sleeve.
As a preferable technical scheme of the utility model, the needle head and the connecting piece form an indwelling needle.
As a preferable technical scheme of the utility model, the front end of the needle head is a stainless steel needle tube, the rear end of the needle head is a plastic catheter, and the connecting piece and the plastic catheter are integrally injection molded.
Compared with the prior art, the utility model has the following beneficial effects:
1. through this design, avoided keeping somewhere the needle before accomplishing puncture infusion back, there is the needle point of syringe needle to expose completely outside, medical personnel is carelessly very easily stabbed, causes medical personnel to infect virus to bring serious bodily injury, threaten its life safety's problem, and played the anti-stab effect.
2. Through setting up the elastic material of first rubber circle and second rubber circle, when the syringe needle front end is in out the needle situation completely, first rubber circle is fixed syringe needle tail end and is prevented stinging the cover, has improved the connection stability of preventing stinging cover and syringe needle tail end, and when the syringe needle is in the needle situation completely, the second rubber circle is fixed transfer line and is prevented stinging the cover, has improved transfer line and is prevented stinging the cover connection fastness, has avoided under the figure situation, touches the problem that leads to the fact the syringe needle to expose to preventing stinging the cover.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic view of the closed needle cross-sectional structure of FIG. 1 according to the present utility model;
FIG. 4 is a schematic view of the needle-like cross-section of FIG. 1 according to the present utility model.
Wherein: 1. a needle; 2. a connecting piece; 3. an infusion tube; 4. an anti-stab sleeve; 5. a movable groove; 6. a first annular groove; 7. a second annular groove; 8. a first rubber ring; 9. and a second rubber ring.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
as shown in fig. 1-4, the utility model provides a needling prevention structure, which comprises a needle head 1, wherein a connecting piece 2 is fixedly arranged on the outer surface of the tail end of the needle head 1, a needling prevention sleeve 4 is sleeved on the outer surface of the needle head 1, a movable groove 5 is arranged on the outer surface of the needling prevention sleeve 4, the movable groove 5 is in sliding connection with the connecting piece 2, the tail end of the needle head 1 is fixedly communicated with a perfusion tube 3, a first annular groove 6 is formed on the outer surface of one end of the needling prevention sleeve 4, a first rubber ring 8 is sleeved in the first annular groove 6, a second annular groove 7 is formed on the outer surface of the other end of the needling prevention sleeve 4, and a second rubber ring 9 is sleeved in the second annular groove 7; when the indwelling needle is used for infusion operation, the anti-puncture sleeve 4 is pulled backwards, the anti-puncture sleeve 4 on the anti-puncture sleeve 4 and the connecting piece 2 slide, the front end of the needle 1 is exposed outside, medical staff inserts the front end of the needle 1 into a blood vessel of a patient for infusion diversion at the moment, the first rubber ring 8 on the outer surface of the anti-puncture sleeve 4 is used for fixing the tail end of the needle 1 and the anti-puncture sleeve 4 at the moment, so that the stability of connection of the anti-puncture sleeve 4 and the needle 1 is improved, after the indwelling needle is used for infusion, the anti-puncture sleeve 4 moves forwards, the front end of the needle 1 is wrapped by the anti-puncture sleeve 4, and under the action of the second rubber ring 9, the anti-puncture sleeve 4 and the infusion tube 3 are fixed, so that the position of the front end of the anti-puncture sleeve 4 wrapped by the needle 1 cannot deviate, the front end of the needle 1 can be effectively wrapped, the puncture is prevented, the indwelling needle is prevented from being completely outside after the completion of infusion, the needle tip is easy, the medical staff is not carelessly injured by the needle, and the medical staff is prevented from being seriously hurting, so that the needle tip is infected by the human body, and the health care is seriously hurt, and the health care is prevented.
The first rubber ring 8 and the second rubber ring 9 are the same in size and are made of elastic materials; through setting up the elastic material of first rubber circle 8 and second rubber circle 9, when syringe needle 1 front end is in out the needle situation completely, first rubber circle 8 is fixed syringe needle 1 tail end and is prevented stinging cover 4, has improved the connection stability of preventing stinging cover 4 and syringe needle 1 tail end, and when syringe needle 1 is in the needle closing situation completely, second rubber circle 9 is fixed transfer line 3 and is prevented stinging cover 4, has improved transfer line 3 and is prevented stinging cover 4 connection fastness, has avoided under the figure 3 situation, touches the problem that leads to the fact syringe needle 1 to be exposed in the external to preventing stinging cover 4.
Wherein, the puncture-proof sleeve 4 is made of transparent soft polyvinyl chloride plastic or high-performance polyolefin thermoplastic elastomer material.
Wherein, the diameter of the tail end of the needle head 1 is matched with the inner diameter of the stab-resistant sleeve 4; through the adaptation setting to needle 1 tail end and the inside looks of preventing thorn cover 4 for needle 1 is more firm and stable when preventing the inside removal of thorn cover 4.
Wherein, the needle head 1 and the connecting piece 2 form an indwelling needle; the front end of the needle head 1 is a stainless steel needle tube, the rear end of the needle head 1 is a plastic catheter, and the connecting piece 2 and the plastic catheter are integrally injection molded.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a prevent needle puncture structure, includes syringe needle (1), its characterized in that: the utility model discloses a puncture-proof needle, including needle (1), connecting piece (2) are equipped with to the tail end external surface fixed of needle (1), the surface cover of needle (1) is equipped with puncture-proof cover (4), the surface of puncture-proof cover (4) is equipped with movable groove (5), and movable groove (5) and connecting piece (2) sliding connection, the tail end fixed of needle (1) communicates with each other has transfer line (3), first ring channel (6) have been seted up to the one end surface of puncture-proof cover (4), the inside cover of first ring channel (6) is equipped with first rubber circle (8), second ring channel (7) have been seted up to the other end surface of puncture-proof cover (4), the inside cover of second ring channel (7) is equipped with second rubber circle (9).
2. A needlestick prevention structure as claimed in claim 1, in which: the first rubber ring (8) and the second rubber ring (9) are the same in size and are made of elastic materials.
3. A needlestick prevention structure as claimed in claim 1, in which: the stab-resistant sleeve (4) is made of transparent soft polyvinyl chloride plastic or high-performance polyolefin thermoplastic elastomer material.
4. A needlestick prevention structure as claimed in claim 1, in which: the diameter of the tail end of the needle head (1) is matched with the inner diameter of the stab-resistant sleeve (4).
5. A needlestick prevention structure as claimed in claim 1, in which: the needle head (1) and the connecting piece (2) form an indwelling needle.
6. A needlestick prevention structure as claimed in claim 1, in which: the front end of the needle head (1) is a stainless steel needle tube, the rear end of the needle head (1) is a plastic catheter, and the connecting piece (2) and the plastic catheter are integrally injection molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320098829.4U CN220404560U (en) | 2023-02-02 | 2023-02-02 | Structure for preventing needle from being punctured |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320098829.4U CN220404560U (en) | 2023-02-02 | 2023-02-02 | Structure for preventing needle from being punctured |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220404560U true CN220404560U (en) | 2024-01-30 |
Family
ID=89642558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320098829.4U Active CN220404560U (en) | 2023-02-02 | 2023-02-02 | Structure for preventing needle from being punctured |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220404560U (en) |
-
2023
- 2023-02-02 CN CN202320098829.4U patent/CN220404560U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |