CN219721546U - Protection device for injection needle - Google Patents
Protection device for injection needle Download PDFInfo
- Publication number
- CN219721546U CN219721546U CN202320204569.4U CN202320204569U CN219721546U CN 219721546 U CN219721546 U CN 219721546U CN 202320204569 U CN202320204569 U CN 202320204569U CN 219721546 U CN219721546 U CN 219721546U
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- CN
- China
- Prior art keywords
- protective cap
- hollow base
- needle
- cap
- protective
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- 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.)
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Links
- 238000002347 injection Methods 0.000 title claims abstract description 23
- 239000007924 injection Substances 0.000 title claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 76
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000002265 prevention Effects 0.000 claims description 2
- 230000001012 protector Effects 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to the technical field of injection needle protection devices, which aims to solve the problems that the protection device for the injection needle has poor tightness and is inconvenient for long-term sterile storage; the utility model provides a protection device for an injection needle, which comprises: the needle holder comprises a protective cap, a needle seat and a hollow base, wherein the end part of the hollow base provided with an opening is an embedded part; the embedded part is embedded into the protective cap and is clamped with the inner side wall of the protective cap; the needle seat is accommodated between the protective cap and the hollow base; the part of the embedded part, which is close to the mouth of the protective cap, is provided with a sealing piece in a ring manner; according to the protective device for the injection needle, the protective cap is detachably connected with the hollow base, and the needle seat is stored between the protective cap and the hollow base; the sealing piece is arranged on the outer side wall of the part of the hollow base, which is close to the mouth of the protective cap, so that after the needle seat is stored between the protective cap and the hollow base, a sterile environment with good sealing performance is provided, and long-term sterile storage is facilitated.
Description
Technical Field
The utility model relates to the technical field of injection needle protection devices, in particular to a protection device for an injection needle.
Background
The injection needle is used as a widely used disposable medical instrument, and has high sterile storage requirement; the conventional protective cap as disclosed in CN110812618A has a main function of preventing the user from being pricked by the steel needle portion when the needle holder is inserted therein, but is not suitable for long-term aseptic storage of the needle holder and the needle tip portion because the sealing property of the opening portion of the protective cap is insufficient.
Based on the foregoing, there is a great need for a protective device that can be used to aseptically store injection needles for a long period of time.
Disclosure of Invention
The utility model aims to provide a protection device for an injection needle, which aims to solve the technical problems that the protection device for the injection needle is poor in tightness and inconvenient for long-term sterile storage.
The embodiment of the utility model is realized by the following technical scheme:
a protective device for an injection needle, comprising:
a protective cap, a needle seat and a hollow base,
the end part of the hollow base, which is provided with an opening, is an embedded part;
the embedded part is embedded into the protective cap and is clamped with the inner side wall of the protective cap;
the needle seat is accommodated between the protective cap and the hollow base;
the part of the embedded part, which is close to the mouth of the protective cap, is provided with a sealing piece in a ring way.
Preferably, the outer side wall of the embedding part is provided with a plurality of first clamping grooves in a ring mode, and the inner side wall of the protective cap is provided with protrusions used for being clamped into the first clamping grooves in a ring mode.
Preferably, the hub includes a first end and a second needle tip;
the first end is embedded in the protective cap;
the second needle tip part penetrates out of the protective cap and is clamped into the hollow base.
Preferably, a plurality of groups of second clamping grooves are formed in the inner wall of the hollow base in a surrounding mode, and a plurality of clamping strips are formed in the outer side portion of the second needle tip in a surrounding mode; the clamping strip is embedded into the groove cavity of the second clamping groove.
Preferably, the sealing element is a sealing ring, and a first annular groove for clamping and fixing the sealing ring is formed in the inner wall of the part of the protective cap, which is close to the sealing ring;
the part of the hollow base, which is close to the mouth of the protective cap, is concavely provided with a second annular groove, and the sealing ring is arranged between the second annular groove and the first annular groove;
the first annular groove is arranged between the bulge and the protective cap opening.
Preferably, the side of the sealing element away from the protective cap is provided with a fastening ring; the fastening ring is sleeved on the outer wall of the hollow base.
Preferably, a plurality of anti-rolling raised strips are arranged on the outer wall of the protective cap and the outer wall of the part of the hollow base far away from the fastening ring.
The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:
according to the protective device for the injection needle, the protective cap is detachably connected with the hollow base, and the needle seat is stored between the protective cap and the hollow base; further, the sealing piece is arranged on the outer side wall of the part, which is close to the mouth of the protective cap, of the hollow base in a surrounding manner, so that after the needle seat is stored between the protective cap and the hollow base, a sterile environment with good sealing performance is provided, long-term sterile storage is facilitated, and the protective cap is detached easily without laborious screwing of the protective cap when the needle seat is detached.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a front view of the present utility model;
FIG. 2 is an enlarged view of the partial structure A of FIG. 1;
FIG. 3 is a top view of FIG. 2;
fig. 4 is an exploded view of the present utility model.
Icon: 1-protective cap, 11-bulge, 12-first ring groove, 2-needle seat, 21-first end, 22-two needle tip, 221-clamping strip, 3-hollow base, 31-embedded part, 311-first clamping groove, 4-sealing element, 5-second clamping groove and 6-fastening ring.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which a product of the application is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1 to 4, the present utility model provides the following technical solutions: a protecting device for injection needle is suitable for the case of injection needle with needle seat.
Specifically, as shown in fig. 1 to 4, a protective device for an injection needle includes:
a protective cap 1, a needle seat 2 and a hollow base 3,
the needle seat 2 is further stored between the protective cap 1 and the hollow base 3 through the detachable connection of the protective cap 1 and the hollow base 3.
The end part of the hollow base 3 provided with an opening is an embedded part 31;
the embedding part 31 is embedded into the protective cap 1 and is clamped with the inner side wall of the protective cap 1;
the needle seat 2 is accommodated between the protective cap 1 and the hollow base 3;
the embedded part 31 is clamped with the inner side wall of the protective cap 1, so that the needle seat 2 can be stored and taken out conveniently.
The part of the embedded part 31, which is close to the mouth of the protective cap 1, is provided with a sealing element 4 in a ring manner.
The sealing element 4 is arranged on the outer side wall of the part, which is close to the cap opening of the protective cap 1, of the embedded part 31 in a ring manner, so that the needle seat 2 can be ensured to be stored between the protective cap 1 and the hollow base 3, a sterile environment with good sealing performance is provided, and long-term storage is facilitated; it is also possible to avoid contamination of the seal 4 by direct exposure to air, resulting in contamination of the stored needle hub by a factor of 2; thereby, a sterile storage of the seal 4 itself is further ensured.
Specifically, as shown in fig. 2, the outer side wall of the embedding portion 31 is provided with a plurality of first engaging grooves 311, and the inner side wall of the protective cap 1 is provided with protrusions 11 for engaging with the first engaging grooves 311.
The protrusion 11 is clamped into the inner cavity of the first clamping groove 311, so that the needle seat 2 is conveniently placed between the protective cap 1 and the hollow base 3, the protective cap 1 is connected with the hollow base 3, and an inner environment for aseptically storing the needle seat 2 is formed by combining the sealing element 4.
Specifically, as shown in fig. 1 and 2, the needle holder 2 includes a first end 21 and a second needle tip 22;
the first end 21 is embedded in the protective cap 1;
the second needle tip 22 passes out of the protective cap 1 and is clamped into the hollow base 3.
Through will second tip 22 card is gone into cavity base 3, and then guarantee the needle file 2 is deposited the protection cap 1 with the steadiness after cavity base 3 avoids the needle file 2 is deposited the roll wearing and tearing and second tip 22 is bent.
In this embodiment, the hollow base 3 has a certain length, so as to store needle holders with other specifications and needle tips with different lengths, and the application range is wide.
Specifically, as shown in fig. 2 and fig. 3, the inner wall of the hollow base 3 is provided with a plurality of groups of second clamping grooves 5 in a ring manner, and the outer side part of the second needle tip 22 is provided with a plurality of clamping strips 221 in a ring manner; the clamping strip 221 is embedded into the groove cavity of the second clamping groove 5.
The clamping strip 221 is embedded into the groove cavity of the second clamping groove 5, so that the second needle tip 22 is clamped and fixed in the inner cavity of the hollow base 3; thereby ensuring the stability of the needle seat 2 after being stored between the protective cap 1 and the hollow base 3, and avoiding rolling abrasion and bending of the second needle tip 22 when the needle seat 2 is stored.
Specifically, as shown in fig. 2 and fig. 4, the sealing member 4 is a sealing ring, and a first annular groove 12 for clamping the sealing ring is provided on the inner wall of the portion of the protective cap 1 close to the sealing ring;
the part of the hollow base 3, which is close to the cap opening of the protective cap 1, is concavely provided with a second annular groove, and the sealing ring is arranged between the second annular groove and the first annular groove 12.
The first ring groove 12 is arranged between the protrusion 11 and the mouth of the protective cap 1.
The sealing ring is sleeved into the groove cavity of the second annular groove, so that after the needle seat 2 is clamped between the protective cap 1 and the hollow base 3, the first annular groove 12 further clamps the sealing ring, and a stable sterile environment with good sealing performance is further provided; the sealing ring is adopted, so that when the needle seat 2 is disassembled, the protective cap 1 is easily disassembled without laborious screwing of the protective cap 1; wherein, through the second annular groove, dislocation movement of the sealing ring can be further avoided.
In this embodiment, the sealing ring is an antibacterial rubber ring.
Specifically, as shown in fig. 4, the side of the sealing member 4 away from the helmet 1 is provided with a fastening ring 6; the fastening ring 6 is sleeved on the outer wall of the hollow base 3.
The fastening ring 6 can fasten the part of the hollow base 3, which is clamped with the second needle tip 22, so as to avoid the hollow base 3 from being deformed, and can also avoid the dislocation movement of the sealing ring when the sealing ring is sleeved on the protective cap 1.
Specifically, as shown in fig. 4, a plurality of anti-rolling raised strips are arranged on the outer wall of the protective cap 1 and the outer wall of the hollow base 3 away from the fastening ring 6.
Through many roll-off prevention sand grip, avoid the protection cap 1 with hollow base 3 rolls off when placing.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The utility model provides a protection device for injection needle, includes protection cap (1), needle file (2) and cavity base (3), its characterized in that:
the end part of the hollow base (3) provided with the opening is an embedded part (31);
the embedded part (31) is embedded into the protective cap (1) and is clamped with the inner side wall of the protective cap (1);
the needle seat (2) is accommodated between the protective cap (1) and the hollow base (3);
the part of the embedded part (31) close to the cap opening of the protective cap (1) is provided with a sealing piece (4) in a ring way.
2. The protective device for an injection needle according to claim 1, wherein: the outer side wall ring of the embedded part (31) is provided with a plurality of first clamping grooves (311), and the inner side wall ring of the protective cap (1) is provided with a protrusion (11) for being clamped into the first clamping grooves (311).
3. A protective device for an injection needle according to claim 2, characterized in that: the needle seat (2) comprises a first end (21) and a second needle tip (22);
the first end (21) is embedded in the protective cap (1);
the second needle tip (22) penetrates out of the protective cap (1) and is clamped into the hollow base (3).
4. A protective device for an injection needle according to claim 3, characterized in that: a plurality of groups of second clamping grooves (5) are formed in the inner wall of the hollow base (3) in a surrounding mode, and a plurality of clamping strips (221) are formed in the outer side portion of the second needle tip portion (22) in a surrounding mode; the clamping strip (221) is embedded into the groove cavity of the second clamping groove (5).
5. The protective device for an injection needle according to any one of claims 2 to 4, wherein: the sealing piece (4) is a sealing ring,
the inner wall of the part of the protective cap (1) close to the sealing ring is provided with a first annular groove (12) for clamping and fixing the sealing ring;
the part of the hollow base (3) close to the cap opening of the protective cap (1) is concavely provided with a second annular groove, and the sealing ring is arranged between the second annular groove and the first annular groove (12);
the first annular groove (12) is arranged between the bulge (11) and the cap opening of the protective cap (1).
6. The protective device for an injection needle according to claim 5, wherein: the outer wall of the part of the hollow base (3) close to the cap opening of the protective cap (1) is provided with a fastening ring (6).
7. The needle protector according to claim 6, wherein: the outer wall of the protective cap (1) and the part of the outer wall of the hollow base (3) far away from the fastening ring (6) are all provided with a plurality of rolling-off prevention raised strips in a ring mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320204569.4U CN219721546U (en) | 2023-02-08 | 2023-02-08 | Protection device for injection needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320204569.4U CN219721546U (en) | 2023-02-08 | 2023-02-08 | Protection device for injection needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219721546U true CN219721546U (en) | 2023-09-22 |
Family
ID=88053494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320204569.4U Active CN219721546U (en) | 2023-02-08 | 2023-02-08 | Protection device for injection needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219721546U (en) |
-
2023
- 2023-02-08 CN CN202320204569.4U patent/CN219721546U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |