CN209252888U - Blood taking needle - Google Patents
Blood taking needle Download PDFInfo
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- CN209252888U CN209252888U CN201820594000.2U CN201820594000U CN209252888U CN 209252888 U CN209252888 U CN 209252888U CN 201820594000 U CN201820594000 U CN 201820594000U CN 209252888 U CN209252888 U CN 209252888U
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- needle tubing
- pedestal
- protective case
- needle
- blood taking
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Abstract
The utility model provides a kind of blood taking needle, including pedestal, needle tubing seat, protective case and needle tubing set, pedestal includes base upper cover and pedestal lower cover, needle tubing seat is mounted on the base in the cavity of lid and bottom seat lower cover composition, needle tubing seat connects needle tubing, needle tubing set is set in outside needle tubing, spring is arranged on needle tubing seat, protective case is set in outside needle tubing seat, the first end of protective case is contacted with spring, protective case is set in base upper cover and pedestal lower cover, protective case is equipped with fixture block close to one end of pedestal, protective case is equipped with flexible keypad, flexible keypad and base abutment, base upper cover is equipped with position-limit mechanism, press flexible keypad, flexible keypad is separated with pedestal, protective case slides under the action of spring restores elastic deformation towards one end far from pedestal, until fixture block is fastened between the position-limit mechanism and pedestal, and the fully wrapped around needle tubing of protective case.The blood taking needle has the effect of disposable, and has anti-needling action, safety is higher.
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.
Needle point can be protected by designing one kind, avoid accidentally scathing, and can prevent the anti-safety of acupuncture recycled
Blood taking needle is conducive to the urgent need for protecting medical staff and user and market.
Utility model content
In view of the above situation, it is necessary to blood taking needle a kind of disposable and with anti-needling action is provided, to mention
Rise safety.
The utility model provides a kind of blood taking needle, including pedestal, needle tubing seat, protective case and needle tubing set, the pedestal packet
Base upper cover and pedestal lower cover are included, the needle tubing seat is mounted on the base in the cavity of lid and pedestal lower cover composition,
The needle tubing seat connects needle tubing, and the needle tubing set is set in outside the needle tubing, and spring, the protection are arranged on the needle tubing seat
It is set in outside the needle tubing seat, the first end of the protective case is contacted with the spring, and the protective case is set to the pedestal
In upper cover and the pedestal lower cover, the protective case is equipped with fixture block close to one end of the pedestal, and the protective case is equipped with bullet
Property key, the flexible keypad and the base abutment, the base upper cover is equipped with position-limit mechanism, presses the elasticity and press
Key, the flexible keypad are separated with the pedestal, and the protective case is under the action of the spring restores elastic deformation towards separate
One end of the pedestal is slided, until the fixture block is fastened between the position-limit mechanism and the pedestal, and the protective case
The fully wrapped around needle tubing.
According to above-mentioned blood taking needle, before use, protect by needle tubing set to needle tubing, guarantee wholesomeness, when in use,
Needle tubing set is first pulled out, needle tubing is exposed, then the needle tip of needle tubing is pierced into vein blood vessel, after drawing blood, by needle tubing
Vein blood vessel is exited, flexible keypad is then pressed, protective case is restored to fire under the action of elastic deformation by spring, makes protective case court
One end far from pedestal is slided, until fixture block is fastened between position-limit mechanism and pedestal, at this point, the length of protective case can be complete
Needle tubing is wrapped up, needle point can be protected, accidentally scathing is avoided, and due to the presence of position-limit mechanism, protective case cannot be again
It slides backward, simultaneously because the presence of pedestal, protective case can not be again toward front slide, it is thus impossible to carry out secondary blood sampling again, in fact
Disposable effect is showed, product can be prevented and used again, safety is effectively improved.
In addition, the utility model proposes blood taking needle, can also have the following additional technical features:
Further, the needle tubing seat is hollow structure, and the needle tubing seat includes needle tubing seat main part, the needle tubing seat master
The first end connecting pipe box portion in body portion, the needle tubing set are socketed in the pipe sleeve portion, the second end of the needle tubing seat main part
Equipped with support ring, interconnecting piece is equipped between the support ring and the needle tubing seat main part.
Further, the diameter of the support ring is greater than the diameter of the interconnecting piece, the end of the base upper cover and institute
The end for stating pedestal lower cover is fastened between the support ring and the needle tubing seat main part, and is supported respectively with the interconnecting piece
It leans on.
Further, the protective case includes the body with cavity structure and the support bar on the body, institute
It states support bar to be arranged in parallel with the body, the support bar, which tilts upward, extends the flexible keypad, the fixture block and institute
State body connection.
Further, the body is hollow cylinder, and the fixture block is hollow rectangular configuration.
Further, the end of the base upper cover and the pedestal lower cover is equipped with opening portion, the size of the opening portion
Greater than the body towards the size of one end of the pedestal, and it is less than the size of the fixture block.
Further, the pedestal is equipped with blood sampling needle handle.
Further, the blood sampling needle handle is fan-shaped.
Further, the pedestal is equipped with anti-skid chequer.
Further, the base upper cover and the pedestal lower cover are connected together by flexible clamp piece.
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 structural schematic diagram (do not include blood sampling conduit and heparin tube puncture needle) of the blood taking needle of Fig. 1 before use；
Fig. 3 is the detonation configuration structural schematic diagram of Fig. 2；
Fig. 4 is the structural schematic diagram of the needle tubing seat in blood taking needle provided by the embodiment of the utility model；
Fig. 5 is the structural schematic diagram of the protective case in blood taking needle provided by the embodiment of the utility model；
Fig. 6 is the structural schematic diagram of the pedestal in blood taking needle provided by the embodiment of the utility model；
Fig. 7 is the cross-sectional view of Fig. 2；
Fig. 8 is the structural schematic diagram (not including blood sampling conduit and heparin tube puncture needle) of the blood taking needle of Fig. 1 after use；
Fig. 9 is the detonation configuration structural schematic diagram of Fig. 8；
Figure 10 is the cross-sectional view of Fig. 8.
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 10, blood taking needle provided by the embodiment of the utility model, including pedestal 10, needle tubing seat 20, protection
Set 30, needle tubing set 40, needle tubing 50, blood sampling conduit 60 and heparin tube puncture needle 70.
The pedestal 10 includes base upper cover 101 and pedestal lower cover 102, and the needle tubing seat 20 is mounted on the base lid
101 and the pedestal lower cover 102 composition cavity in.
The needle tubing seat 20 connects needle tubing 50, and the needle tubing set 40 is set in outside the needle tubing 50, to contain needle tubing 50.
Spring 80 is arranged on the needle tubing seat 20, the protective case 30 is set in outside the needle tubing seat 20, the protection
The first end of set 30 is contacted with the spring 80, and the protective case 30 is set to the base upper cover 101 and the pedestal lower cover 102
In, the protective case 30 is equipped with fixture block 31 close to one end of the pedestal 10, and the protective case 30 is equipped with flexible keypad 32, example
Can such as use elastic plastic member, the flexible keypad 32 and the pedestal 10 against, it should be pointed out that it is corresponding on pedestal 10
Position is provided with the through-hole 130 passed through for flexible keypad 32, exposes flexible keypad 32, presses flexible keypad convenient for operator
32.The base upper cover 101 is equipped with position-limit mechanism 103, presses the flexible keypad 32, the flexible keypad 32 and the bottom
Seat 10 separates, and the protective case 30 is sliding towards one end far from the pedestal 10 under the action of the spring 80 restores elastic deformation
Dynamic, until the fixture block 31 is fastened between the position-limit mechanism 103 and the pedestal 10, and the protective case 30 is complete at this time
Wrapping up the needle tubing 50 (can specifically go the length of design protection set 30 according to the length of needle tubing 50, guarantee that protective case 30 can
The fully wrapped around needle tubing 50).
In the present embodiment, the needle tubing seat 20 is hollow structure, is passed through for needle tubing 50 and blood sampling conduit 60.It may be noted that
, the end of pedestal 10 is equipped with corresponding through-hole, and for taking a blood sample, conduit 60 is passed through, due to through-hole, blood sampling conduit 60 and blood sampling
The structure of pipe 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
To be omitted according to the actual situation, i.e., heparin tube puncture needle 70 directly connect with pedestal 10 to blood was collected operation, same energy
Reach the technical effect of the utility model, therefore, whether the utility model includes blood sampling conduit 60 and with no restrictions to blood taking needle.
The needle tubing seat 20 specifically includes needle tubing seat main part 21, the first end connecting pipe box of the needle tubing seat main part 21
Portion 22, the needle tubing set 40 are socketed in the pipe sleeve portion 22, and the second end of the needle tubing seat main part 21 is equipped with support ring 23,
Interconnecting piece 24 is equipped between the support ring 23 and the needle tubing seat main part 21.
The diameter of the support ring 23 is greater than the diameter of the interconnecting piece 24, the end of the base upper cover 101 and described
The end of pedestal lower cover 102 is fastened between the support ring 23 and the needle tubing seat main part 21, and the base upper cover 101
End and the pedestal lower cover 102 end respectively with the interconnecting piece 24 against.
The protective case 30 specifically includes the body 301 with cavity structure and the support bar on the body 301
302, the support bar 302 is arranged in parallel with the body 301, the support bar 302 tilt upward extend it is described elasticity by
Key 32, the fixture block 31 are connect with the body 301.
The body 301 is hollow cylinder, and the fixture block 31 is hollow rectangular configuration.
The end of the base upper cover 101 and the pedestal lower cover 102 is equipped with opening portion 104, the ruler of the opening portion 104
The very little size greater than the one end of the body 301 towards the pedestal 10, and it is less than the size of the fixture block 31, with this configuration
Design, when protective case 30 slips over position-limit mechanism 103, fixture block 31 is stuck in the position of opening portion 104, so that, protective case 30 is not
It can be again toward front slide, simultaneously as the presence of position-limit mechanism 103, position-limit mechanism 103 and protective case 30 cooperate, so that protective case
30 cannot slide backward again, and therefore, protective case 30 is capable of fixing outside needle tubing 50, and the length of protective case 30 can guarantee fully wrapped around
Column needle tubing 50, playing prevents needle tubing 50 exposed outside, while the effect that needle tubing 50 can not be used again.
In addition, in the present embodiment, the pedestal 10 is equipped with blood sampling needle handle 90, blood sampling in order to promote the convenience used
Needle handle 90 for example specifically can be set on base upper cover 101, and setting blood sampling needle handle 90 is in order in blood sampling, with easily taking
Product is pinched, convenient for blood sampling operation.Specifically, the blood sampling needle handle 90 can be fan-shaped.
The pedestal 10 is equipped with anti-skid chequer 100, specifically, can be all provided on base upper cover 101 and pedestal lower cover 102
Set anti-skid chequer 100.Meet imitative ergonomics, more some small columns can also be arranged in fitting human finger, anti-skid chequer 100 above
To increase the frictional force that skin is contacted with product, rubber sleeve is prevented.
In the present embodiment, the base upper cover 101 and the pedestal lower cover 102 are connected together by flexible clamp piece, should
Flexible clamp piece specifically includes the grab 110 on base upper cover 101, and the card hole 120 on pedestal lower cover 102, leads to
It crosses grab 110 and card hole 120 cooperates, realize the clamping of base upper cover 101 and pedestal lower cover 102, have the advantages that easy to assembly.
The use process of blood taking needle provided in this embodiment are as follows: in use, extracting needle tubing set 40 first, pinched and adopted with finger
The needle tip of needle tubing 50 is pierced into vein blood vessel by blood needle handle 90, and after drawing blood, thumb and index finger pinch anti-skid chequer respectively
100, needle tubing 40 is exited into vein blood vessel, then presses flexible keypad 32, protective case 30 fires under by the elastic force effect of spring 80,
Until position-limit mechanism 103 and protective case 30 cooperate, protective case 30 is made to be fixed on the one end of needle tubing seat 20 far from pedestal 10, protective case
Needle tubing 50 is wrapped up column by 30.
Therefore, blood taking needle according to the embodiment guarantees wholesomeness before use, protect by needle tubing set to needle tubing,
When in use, needle tubing set is first pulled out, needle tubing is exposed, then the needle tip of needle tubing is pierced into vein blood vessel, is finished wait draw blood
Afterwards, needle tubing being exited into vein blood vessel, then presses flexible keypad, protective case is restored to fire under the action of elastic deformation by spring,
Slide protective case towards one end far from pedestal, until fixture block is fastened between position-limit mechanism and pedestal, at this point, the length of protective case
Degree can fully wrapped around needle tubing, needle point can be protected, avoid accidentally scathing, and due to the presence of position-limit mechanism, protected
Sheath cannot slide backward again, simultaneously because the presence of pedestal, protective case can not be again toward front slide, it is thus impossible to carry out again
Secondary blood sampling realizes disposable effect, can prevent product and be used again, effectively improve safety.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
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, which is characterized in that including pedestal, needle tubing seat, protective case and needle tubing set, the pedestal includes on pedestal
Lid and bottom seat lower cover, the needle tubing seat are mounted on the base in the cavity of lid and pedestal lower cover composition, the needle tubing
Seat connection needle tubing, the needle tubing set are set in outside the needle tubing, spring are arranged on the needle tubing seat, the protective case is set in
Outside the needle tubing seat, the first end of the protective case is contacted with the spring, and the protective case is set to the base upper cover and institute
It states in pedestal lower cover, the protective case is equipped with fixture block close to one end of the pedestal, and the protective case is equipped with flexible keypad, institute
Flexible keypad and the base abutment are stated, the base upper cover is equipped with position-limit mechanism, presses the flexible keypad, the elasticity
Key is separated with the pedestal, and the protective case is under the action of the spring restores elastic deformation towards one far from the pedestal
End sliding, until the fixture block is fastened between the position-limit mechanism and the pedestal, and the protective case is fully wrapped around described
Needle tubing.
2. blood taking needle according to claim 1, which is characterized in that the needle tubing seat is hollow structure, the needle tubing seat packet
Needle tubing seat main part, the first end connecting pipe box portion of the needle tubing seat main part are included, the needle tubing set is socketed in the pipe sleeve portion
On, the second end of the needle tubing seat main part is equipped with support ring, the company of being equipped between the support ring and the needle tubing seat main part
Socket part.
3. blood taking needle according to claim 2, which is characterized in that the diameter of the support ring is greater than the straight of the interconnecting piece
The end of diameter, the end of the base upper cover and the pedestal lower cover be fastened on the support ring and the needle tubing seat main part it
Between, and respectively with the interconnecting piece against.
4. blood taking needle according to claim 1, which is characterized in that the protective case include have cavity structure body and
Support bar on the body, the support bar are arranged in parallel with the body, and the support bar, which tilts upward, to be extended
The flexible keypad, the fixture block are connect with the body.
5. blood taking needle according to claim 4, which is characterized in that the body is hollow cylinder, and the fixture block is sky
The rectangular configuration of the heart.
6. blood taking needle according to claim 5, which is characterized in that the end of the base upper cover and the pedestal lower cover is set
There is opening portion, the size of the opening portion is greater than size of the body towards one end of the pedestal, and is less than the fixture block
Size.
7. blood taking needle according to claim 1, which is characterized in that the pedestal is equipped with blood sampling needle handle.
8. blood taking needle according to claim 7, which is characterized in that the blood sampling needle handle is fan-shaped.
9. blood taking needle according to claim 1, which is characterized in that the pedestal is equipped with anti-skid chequer.
10. blood taking needle according to claim 1, which is characterized in that the base upper cover and the pedestal lower cover pass through bullet
Property fastener is connected together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594000.2U CN209252888U (en) | 2018-04-24 | 2018-04-24 | Blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820594000.2U CN209252888U (en) | 2018-04-24 | 2018-04-24 | Blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209252888U true CN209252888U (en) | 2019-08-16 |
Family
ID=67556823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820594000.2U Active CN209252888U (en) | 2018-04-24 | 2018-04-24 | Blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209252888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433733A (en) * | 2018-04-24 | 2018-08-24 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
-
2018
- 2018-04-24 CN CN201820594000.2U patent/CN209252888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108433733A (en) * | 2018-04-24 | 2018-08-24 | 江西丰临医疗科技股份有限公司 | Blood taking needle |
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