CN215128699U - Safe-to-use blood drawing needle - Google Patents
Safe-to-use blood drawing needle Download PDFInfo
- Publication number
- CN215128699U CN215128699U CN202121233629.2U CN202121233629U CN215128699U CN 215128699 U CN215128699 U CN 215128699U CN 202121233629 U CN202121233629 U CN 202121233629U CN 215128699 U CN215128699 U CN 215128699U
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- Prior art keywords
- needle
- blood
- blood drawing
- people
- drawing needle
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- Expired - Fee Related
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- 239000008280 blood Substances 0.000 title claims abstract description 60
- 210000004369 blood Anatomy 0.000 title claims abstract description 60
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- 208000027418 Wounds and injury Diseases 0.000 abstract description 4
- 230000006378 damage Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 208000014674 injury Diseases 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 241000725303 Human immunodeficiency virus Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 208000006454 hepatitis Diseases 0.000 description 1
- 231100000283 hepatitis Toxicity 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the needle of drawing blood, a safe in utilization's needle of drawing blood is related to, including the needle tubing of drawing blood, the needle tubing lower extreme fixedly connected with of drawing blood draws blood, the needle tubing fixed surface of drawing blood is connected with the handle, the needle surface of drawing blood is provided with the protective sheath, protective sheath fixed surface is connected with the head rod. Its beneficial effect is, this safe in utilization's blood drawing needle, through setting up stop device, when people need use the blood drawing needle, people at first lift the gag lever post, under the effect of fixed station, thereby the gag lever post can the inclined motion, pressurize the stopper simultaneously, and then can stretch out and draw back the telescopic link, people can remove the through-hole with the gag lever post, then people are at the pulling protective sheath, thereby can spill the blood drawing needle, under stop device's effect, thereby people are more convenient when using the blood drawing needle, when not using simultaneously, made things convenient for and protected the blood drawing needle, avoided the blood drawing to cause the injury to medical personnel simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the needle of drawing blood, concretely relates to safe in utilization's needle of drawing blood.
Background
The blood drawing needle is one of disposable blood taking needles, has two types of pressing type and locking and pressing type, can furthest avoid the possibility that medical workers in the world are infected in the blood collecting operation, such as diseases of AIDS virus, hepatitis and the like, but the current blood drawing needle is easy to injure medical workers before use.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a blood drawing needle safe in utilization, which solves the technical problem of easily causing injury to medical care personnel.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safe in utilization's needle of drawing blood, includes the needle tube of drawing blood, the needle of drawing blood is taken out to blood tube lower extreme fixedly connected with, the needle tube of drawing blood fixed surface is connected with the handle, the needle surface of drawing blood is provided with the protective sheath, protective sheath fixed surface is connected with the head rod, the through-hole has been seted up on the head rod surface, the through-hole inner wall is seted up flutedly, be provided with stop device in the recess, protective sheath fixed surface is connected with the second connecting rod.
As a further aspect of the present invention: the limiting device comprises a telescopic rod, the telescopic rod is fixedly connected to the inner wall of the groove, a spring is sleeved on the surface of the telescopic rod, and a limiting block is fixedly connected to the other end of the telescopic rod.
As a further aspect of the present invention: the number of the grooves is two, and the grooves are symmetrically formed in the inner wall of the through hole.
As a further aspect of the present invention: the surface of the second connecting rod is fixedly connected with a fixed table, and the other end of the fixed table is movably connected with a limiting rod through a pin shaft.
As a further aspect of the present invention: the surface of the limiting rod is provided with a limiting groove, and the limiting groove is matched with the handle.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this safe in utilization's blood drawing needle, through setting up stop device, when people need use the blood drawing needle, people at first lift the gag lever post, under the effect of fixed station, thereby the gag lever post can the inclined motion, pressurize the stopper simultaneously, and then can stretch out and draw back the telescopic link, people can remove the gag lever post out the through-hole, then people are at the pulling protective sheath, thereby can spill the blood drawing needle, under stop device's effect, thereby people are more convenient when using the blood drawing needle, when not using simultaneously, made things convenient for and protected the blood drawing needle, avoided the blood drawing simultaneously to cause the injury to medical personnel.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is a schematic structural view of the present invention from the side;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
fig. 5 is a schematic structural view of the middle position limiting device of the present invention;
in the figure: 1. a blood drawing needle tube; 2. blood drawing needle; 3. a handle; 4. a protective sleeve; 5. a first connecting rod; 6. a through hole; 7. a groove; 8. a limiting device; 801. a telescopic rod; 802. a spring; 803. a limiting block; 9. a second connecting rod; 10. a fixed table; 11. a limiting rod; 12. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: a blood drawing needle safe in use comprises a blood drawing needle tube 1, a blood drawing needle 2 is fixedly connected to the lower end of the blood drawing needle tube 1, a handle 3 is fixedly connected to the surface of the blood drawing needle tube 1, a protective sleeve 4 is arranged on the surface of the blood drawing needle 2, a first connecting rod 5 is fixedly connected to the surface of the protective sleeve 4, a through hole 6 is formed in the surface of the first connecting rod 5, a groove 7 is formed in the inner wall of the through hole 6, a limiting device 8 is arranged in the groove 7, and by arranging the limiting device 8, when people need to use the blood drawing needle 2, people firstly lift the limiting rod 11, under the action of a fixing table 10, the limiting rod 11 can move obliquely and simultaneously pressurize a limiting block 803, further a telescopic rod 801 can be stretched, people can move the limiting rod 11 out of the through hole 6, then people can pull the protective sleeve 4, so that the blood drawing needle 2 can leak out, under the action of the limiting device 8, thereby people are more convenient when using blood drawing needle 2, and when not using, made things convenient for and protected blood drawing needle 2 simultaneously, avoided blood drawing needle 2 to cause the injury to medical personnel simultaneously, protective sheath 4 fixed surface is connected with second connecting rod 9.
Specifically, stop device 8 includes telescopic link 801, and telescopic link 801 fixed connection has spring 802 at 7 inner walls of recess, telescopic link 801 surface cup jointed, and telescopic link 801 other end fixedly connected with stopper 803.
Specifically, the number of the grooves 7 is two, and the grooves are symmetrically formed in the inner wall of the through hole 6.
Specifically, the surface of the second connecting rod 9 is fixedly connected with a fixed table 10, and the other end of the fixed table 10 is movably connected with a limiting rod 11 through a pin shaft.
Specifically, a limiting groove 12 is formed in the surface of the limiting rod 11, and the limiting groove 12 is matched with the handle 3.
The utility model discloses a theory of operation does:
s1, when the device is used, the device is firstly placed at a proper position, when people need to use the blood drawing needle 2, people firstly lift the limiting rod 11, then the limiting rod 11 can be inclined, meanwhile, the limiting rod 11 is in contact with the limiting block 803, then the limiting block 803 can be pressurized, the telescopic rod 801 can be stretched, and people can move the limiting rod 11 out of the through hole 6;
s2, pulling the protective sleeve 4, so that the blood drawing needle 2 can be leaked out, and the blood drawing needle tube 1 can be used.
While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (5)
1. A blood drawing needle safe in use, comprising a blood drawing needle tube (1), characterized in that: draw blood needle tubing (1) lower extreme fixedly connected with and draw blood needle (2), draw blood needle tubing (1) fixed surface is connected with handle (3), it is provided with protective sheath (4) to draw blood needle (2) surface, protective sheath (4) fixed surface is connected with head rod (5), through-hole (6) have been seted up on head rod (5) surface, through-hole (6) inner wall is seted up flutedly (7), be provided with stop device (8) in recess (7), protective sheath (4) fixed surface is connected with second connecting rod (9).
2. A safety blood drawing needle as recited in claim 1, wherein: stop device (8) include telescopic link (801), telescopic link (801) fixed connection is in recess (7) inner wall, spring (802) have been cup jointed on telescopic link (801) surface, telescopic link (801) other end fixedly connected with stopper (803).
3. A safety blood drawing needle as recited in claim 1, wherein: the number of the grooves (7) is two, and the grooves are symmetrically arranged on the inner wall of the through hole (6).
4. A safety blood drawing needle as recited in claim 1, wherein: the surface of the second connecting rod (9) is fixedly connected with a fixed table (10), and the other end of the fixed table (10) is movably connected with a limiting rod (11) through a pin shaft.
5. A safety blood drawing needle as recited in claim 4, wherein: the surface of the limiting rod (11) is provided with a limiting groove (12), and the limiting groove (12) is matched with the handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121233629.2U CN215128699U (en) | 2021-06-03 | 2021-06-03 | Safe-to-use blood drawing needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121233629.2U CN215128699U (en) | 2021-06-03 | 2021-06-03 | Safe-to-use blood drawing needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215128699U true CN215128699U (en) | 2021-12-14 |
Family
ID=79389655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121233629.2U Expired - Fee Related CN215128699U (en) | 2021-06-03 | 2021-06-03 | Safe-to-use blood drawing needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215128699U (en) |
-
2021
- 2021-06-03 CN CN202121233629.2U patent/CN215128699U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |