CN208942157U - Blood taking needle - Google Patents
Blood taking needle Download PDFInfo
- Publication number
- CN208942157U CN208942157U CN201721556844.XU CN201721556844U CN208942157U CN 208942157 U CN208942157 U CN 208942157U CN 201721556844 U CN201721556844 U CN 201721556844U CN 208942157 U CN208942157 U CN 208942157U
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- needle
- sliding equipment
- needle tubing
- blood taking
- pedestal
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Abstract
The utility model provides a kind of blood taking needle, including needle tubing seat, needle tubing, it further include pedestal, sliding equipment and needle tube sheath, the first end of needle tubing seat is connect with needle tubing, the second end of needle tubing seat is connect with pedestal, needle tube sheath is assemblied in the first end of needle tubing seat, and the first end in contact with sliding equipment, the second end of sliding equipment is movably connected with the base, needle tubing cover for seat is located in the cavity of sliding equipment, the size of the second end of sliding equipment is less than the size of the first end of needle tubing seat, sliding equipment can be slided relative to needle tubing seat, the first end of needle tubing seat is equipped with card slot, the second end of sliding equipment is equipped with card convex, when sliding equipment slides into the position of the second end of sliding equipment and the first end in contact of needle tubing seat, card convex is caught in card slot, and the fully wrapped around needle tubing of sliding equipment.The blood taking needle can effectively anti-needle thorn.
Description
Technical field
The utility model relates to technical field of medical equipment, more particularly to a kind of blood taking needle.
Background technique
Blood sampling is one of essential project when hospital carries out body detection or treatment, and blood sampling needs to adopt using vein
Blood device, existing venous blood-taking apparatus, is generally made of pipe close puncture needle, conduit, venipuncture needle currently on the market.It pulls out
Sheath, after medical staff completes blood sampling, vein blood taking needle needle point is exposed outside.
After completing blood sampling, since needle point is exposed outside, without any safeguard measure, operated so as to cause medical staff
In it is careless slightly, it is easily contaminated after venipuncture needle needle pricks, viral cross-infection is caused, if blood sampling person is with infecting
Class disease, then consequence is more serious.Clinically, the problem of accidental needle sticks are long-term existence, are difficult to avoid that.Due to there is no to fill safely
It sets or self-desttruction equipment, the blood taking needle after completing blood sampling, it is also possible to by criminal's recycling and reusing.
It designs a kind of pair of needle point to protect, avoids the anti-safety of acupuncture blood taking needle of accidentally scathing, be conducive to protect medical care
The urgent need in personnel and market.
Utility model content
In view of the above situation, it is necessary to a kind of blood taking needle of anti-needle thorn is provided, to promote safety.
The utility model provides a kind of blood taking needle, including needle tubing seat, needle tubing, further includes pedestal, sliding equipment and needle tubing
The first end of sheath, the needle tubing seat is connect with the needle tubing, and the second end of the needle tubing seat is connect with the pedestal, the needle
Tube boot is assemblied in the first end of the needle tubing seat, and the first end in contact with the sliding equipment, the sliding equipment
Second end is flexibly connected with the pedestal, and the needle tubing cover for seat is located in the cavity of the sliding equipment, the sliding equipment
The size of second end is less than the size of the first end of the needle tubing seat, and the sliding equipment can be slided relative to the needle tubing seat,
The first end of the needle tubing seat is equipped with card slot, and the second end of the sliding equipment is equipped with card convex, when the sliding equipment slides into
When the position of the second end of the sliding equipment and the first end in contact of the needle tubing seat, the card convex is caught in the card slot,
And the fully wrapped around needle tubing of sliding equipment.
According to above-mentioned blood taking needle, before use, be assemblied in by needle tube sheath in the first end of needle tubing seat, and and skate machine
The first end of sliding equipment is withstood in the end face of first end in contact of structure, i.e. needle tube sheath, tears needle tube sheath in transport or use open
Maloperation will not be generated because of unexpected stress when packet, lead to product failure.When in use, needle tube sheath is taken down first, then
The needle tip of needle tubing is pierced into vein blood vessel and is drawn blood, after drawing blood, is first opened between sliding equipment and pedestal
It is flexibly connected, since sliding equipment can be slided relative to needle tubing seat, sliding equipment can be kept motionless, by pedestal along production
The axis of product drives needle tubing seat and needle tubing to exit vein blood vessel, until the card convex in the second end of sliding equipment is caught in needle tubing seat
First end on card slot, the fully wrapped around needle tubing of sliding equipment at this time, so as to prevent, needle tubing is exposed, needle tubing is avoided accidentally to stab
People.Due to the fit structure of card convex and card slot, it can guarantee that sliding equipment can not be slided towards the direction of pedestal again, simultaneously as
The size of the second end of sliding equipment is less than the size of the first end of needle tubing seat, thereby it is ensured that sliding equipment can not be in court
It is slided backwards to the direction of pedestal, therefore the position for finally making the sliding equipment be locked in fully wrapped around firmly needle tubing can prevent
Product is used again.
In addition, the utility model proposes blood taking needle, can also have the following additional technical features:
Further, the second end of the sliding equipment is snapped connection with the pedestal.
Further, the sliding equipment includes sliding tube and the pressing piece that connect with the sliding tube, the pressing piece
It is equipped with barb, position corresponding with the barb is equipped with card hole portion, the barb and the card hole on the pedestal
Portion snaps connection.
Further, the surface of the pressing piece is equipped with anti-skid chequer.
Further, the pedestal is equipped with anti-skid chequer and blood sampling needle handle.
Further, the blood sampling needle handle is fan-shaped.
Further, the pedestal is equipped with chamfering far from one end of the needle tubing seat.
Further, the angle of the chamfering is 10 °~15 °.
Further, the sliding equipment and the needle tubing seat are all made of elastic component.
Further, the first end of the needle tubing seat is equipped with several arc convex, the ruler of the second end of the sliding equipment
The very little size less than the arc convex.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of blood taking needle provided by the embodiment of the utility model；
Fig. 2 is the configuration schematic diagram (not including blood sampling conduit and heparin tube puncture needle) of the blood taking needle of Fig. 1；
Fig. 3 is the structural schematic diagram of pedestal in Fig. 1；
Fig. 4 is the structural schematic diagram of needle tubing seat in Fig. 1；
Fig. 5 is the structural schematic diagram of sliding equipment in Fig. 1；
Structural schematic diagram after pedestal, needle tubing seat and the sliding equipment combination that Fig. 6 is Fig. 1；
The blood taking needle that Fig. 7 is Fig. 1 (is worn using the cross-sectional view under the first preceding section not comprising blood sampling conduit and heparin tube
Pricker)；
The blood taking needle that Fig. 8 is Fig. 1 after use (wear not comprising blood sampling conduit and heparin tube by the cross-sectional view under the first section
Pricker)；
Cross-sectional view of the blood taking needle that Fig. 9 is Fig. 1 under using preceding second of section (is worn not comprising blood sampling conduit and heparin tube
Pricker)；
The cross-sectional view under second of section (does not include blood sampling conduit and heparin tube to the blood taking needle that Figure 10 is Fig. 1 after use
Puncture needle)；
The blood taking needle that Figure 11 is Fig. 1 (is not including blood sampling conduit and heparin tube using the cross-sectional view under the third preceding section
Puncture needle)；
The cross-sectional view under the third section (does not include blood sampling conduit and heparin tube to the blood taking needle that Figure 12 is Fig. 1 after use
Puncture needle).
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Several embodiments of the utility model are given in attached drawing.But this
Utility model can be realized in many different forms, however it is not limited to embodiment described herein.On the contrary, providing these
The purpose of embodiment is to keep the disclosure to the utility model more thorough and comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.Term " and or " used herein includes one or more relevant listed items
Any and all combinations.
Please refer to Fig. 1 to Figure 12, blood taking needle provided by the embodiment of the utility model, including pedestal 10, needle tubing seat 20, sliding
Mechanism 30, needle tubing 40, needle tube sheath 50, blood sampling conduit 60 and heparin tube puncture needle 70.
The first end 201 of the needle tubing seat 20 is connect with the needle tubing 40, the second end 202 of the needle tubing seat 20 with it is described
Pedestal 10 connects, and the needle tube sheath 50 is assemblied in the first end 201 of the needle tubing seat 20, and with the sliding equipment 30
First end 301 contacts.
The second end 302 of the sliding equipment 30 is flexibly connected with the pedestal 10.For example, the of the sliding equipment 30
Two ends 302 can be snapped connection with the pedestal 10.Specifically in the present embodiment, the sliding equipment 30 is the cylindrical body of cavity
Structure, the needle tubing seat 20 are set in the cavity of the sliding equipment 30.The sliding equipment 30 specifically includes sliding tube 31
With the pressing piece 32 connecting with the sliding tube 31, the pressing piece 32 is equipped with barb 33, on the pedestal 10 with it is described
The corresponding position of barb 33 is equipped with card hole portion 11, and the barb 33 is snapped connection with the card hole portion 11.When in use, may be used
To press pressing piece 32 with hand, to open snapping connection for sliding equipment 30 and pedestal 10.It, can be with as a specific example
Anti-skid chequer 321 is set on the surface of the pressing piece 32, anti-skid chequer 321 can be arc-shaped, meet imitative ergonomics, more paste
Human finger is closed, anti-skid chequer 321 can also be arranged some small columns above to increase the frictional force that skin is contacted with product, prevent
Rubber sleeve.
Pedestal 10 is equipped with through-hole 101 backwards to one end of needle tubing 40, for connecting blood sampling conduit 60, due to through-hole 101, blood sampling
The structure of conduit 60 and heparin tube puncture needle 70 is universal architecture, and therefore, it will not be described here.In addition it should be pointed out that
Blood sampling conduit 60 can be omitted according to the actual situation, i.e., heparin tube puncture needle 70 directly connect with pedestal 10 to blood was collected
Operation can equally reach the technical effect of the utility model, and therefore, whether the utility model includes blood sampling conduit 60 to blood taking needle
And with no restrictions.
The sliding equipment 30 and the needle tubing seat 20 are all made of elastic component, such as can use elastic plastic member.Institute
Stating sliding equipment 30 can slide relative to the needle tubing seat 20.The first end 201 of the needle tubing seat 20 is equipped with card slot 21, the cunning
The second end 302 of motivation structure 30 is equipped with card convex 34, when the sliding equipment 30 slides into the second end 302 of the sliding equipment 30
When the position contacted with the first end 201 of the needle tubing seat 20, the card convex 34 is caught in the card slot 21, and the skate machine
The fully wrapped around needle tubing 40 of structure 30.The length that sliding equipment 30 specifically can be set is longer than the length of needle tubing 40.Pass through the knot
Structure design, so that sliding equipment 30 can not be slided towards the direction of pedestal 10 again after card convex 34 is caught in card slot 21.
In addition, in the present embodiment, and the size of the second end 302 of the sliding equipment 30 is less than the of the needle tubing seat 20
Specifically several arc convex 22, the quantity of protrusion 22 can be arranged in the first end 201 of needle tubing seat 20 in the size of one end 201
For example, 4, and be uniformly distributed, while guaranteeing that the size of the second end 302 of sliding equipment 30 is less than the arc convex 22
Size (size that size is specially diameter).It designs with this configuration, so that after card convex 34 is caught in card slot 21, sliding equipment 30
It can not be slided towards the direction backwards to pedestal 10.Finally sliding equipment 30 is made to be fixed on this position, and sliding equipment 30 at this time
It being capable of fully wrapped around needle tubing 40.
In the present embodiment, the pedestal 10 is equipped with anti-skid chequer 12 and blood sampling needle handle 13, and anti-skid chequer 12 and blood taking needle is arranged
Handle 13 is to easily product is affectedly bashful, be convenient for blood sampling operation in blood sampling.Specifically, the blood sampling needle handle 13 is fan-shaped.
The pedestal 10 is equipped with chamfering far from one end of the needle tubing seat 20.The angle of the chamfering is 10 °~15 °, tool
In the present embodiment, the angle of chamfering is 15 ° to body, by the way that 15 ° of chamferings are arranged on pedestal 10, guarantees that product connects with patient skin
Make patient comfort when touching, thus convenient when making medical staff's inserting needle.
According to above-mentioned blood taking needle, before use, in the first end 201 for being assemblied in needle tubing seat 20 by needle tube sheath 50, and
It is contacted with the first end 301 of sliding equipment 30, i.e. the first end 301 of sliding equipment 30 is withstood in the end face of needle tube sheath 50, makes needle
Tube boot 50 will not generate maloperation because of unexpected stress when transport or use are unpacked, and lead to product failure.When in use,
Needle tube sheath 50 is taken down first, then the needle tip of needle tubing 40 is pierced into vein blood vessel and is drawn blood, after drawing blood, first
Being flexibly connected between sliding equipment 30 and pedestal 10 is opened, since sliding equipment 30 can be slided relative to needle tubing seat 20,
Sliding equipment 30 can be kept motionless, drive needle tubing seat 20 and needle tubing 40 to exit venous blood along the axis of product pedestal 10
Pipe, until the card convex 34 in the second end 302 of sliding equipment 30 is caught in the card slot 21 in the first end 201 of needle tubing seat 20, at this time
The fully wrapped around needle tubing 40 of sliding equipment 30, so as to prevent, needle tubing 40 is exposed, needle tubing 40 is avoided to miss scathing.Due to card convex 34
With the fit structure of card slot 21, it can guarantee that sliding equipment 30 can not be slided towards the direction of pedestal 10 again, simultaneously as skate machine
The size of the second end 302 of structure 30 is less than the size of the first end 201 of needle tubing seat 20, thereby it is ensured that 30 nothing of sliding equipment
Method is slided towards the direction backwards to pedestal 10, and the sliding equipment 30 is finally made to be locked in the position of fully wrapped around firmly needle tubing 40,
Therefore, product can be prevented to be used again.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of blood taking needle, including needle tubing seat, needle tubing, which is characterized in that further include pedestal, sliding equipment and needle tube sheath, institute
The first end for stating needle tubing seat is connect with the needle tubing, and the second end of the needle tubing seat is connect with the pedestal, the needle tube sheath
It is assemblied in the first end of the needle tubing seat, and the first end in contact with the sliding equipment, the second end of the sliding equipment
It is flexibly connected with the pedestal, the needle tubing cover for seat is located in the cavity of the sliding equipment, the second end of the sliding equipment
Size be less than the needle tubing seat first end size, the sliding equipment can slide relative to the needle tubing seat, the needle
The first end of tube socket is equipped with card slot, and the second end of the sliding equipment is equipped with card convex, when the sliding equipment slides into the cunning
When the position of the second end of motivation structure and the first end in contact of the needle tubing seat, the card convex is caught in the card slot, and described
The fully wrapped around needle tubing of sliding equipment.
2. blood taking needle according to claim 1, which is characterized in that the second end of the sliding equipment and the pedestal buckle
Connection.
3. blood taking needle according to claim 2, which is characterized in that the sliding equipment include sliding tube and with the sliding
The pressing piece of pipe connection, the pressing piece are equipped with barb, and position corresponding with the barb is equipped with card on the pedestal
Hole portion, the barb are snapped connection with the card hole portion.
4. blood taking needle according to claim 3, which is characterized in that the surface of the pressing piece is equipped with anti-skid chequer.
5. blood taking needle according to claim 1, which is characterized in that the pedestal is equipped with anti-skid chequer and blood sampling needle handle.
6. blood taking needle according to claim 5, which is characterized in that the blood sampling needle handle is fan-shaped.
7. blood taking needle according to claim 1, which is characterized in that the pedestal is equipped with far from one end of the needle tubing seat
Angle.
8. blood taking needle according to claim 7, which is characterized in that the angle of the chamfering is 10 °~15 °.
9. blood taking needle according to claim 1, which is characterized in that the sliding equipment and the needle tubing seat are all made of elasticity
Component.
10. blood taking needle according to claim 1, which is characterized in that it is convex that the first end of the needle tubing seat is equipped with several arcs
It rises, the size of the second end of the sliding equipment is less than the size of the arc convex.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556844.XU CN208942157U (en) | 2017-11-20 | 2017-11-20 | Blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556844.XU CN208942157U (en) | 2017-11-20 | 2017-11-20 | Blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208942157U true CN208942157U (en) | 2019-06-07 |
Family
ID=66728889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721556844.XU Active CN208942157U (en) | 2017-11-20 | 2017-11-20 | Blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208942157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811644A (en) * | 2017-11-20 | 2018-03-20 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
-
2017
- 2017-11-20 CN CN201721556844.XU patent/CN208942157U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107811644A (en) * | 2017-11-20 | 2018-03-20 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
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