CN208988896U - Single-blade punctures needle shield and blood taking needle - Google Patents
Single-blade punctures needle shield and blood taking needle Download PDFInfo
- Publication number
- CN208988896U CN208988896U CN201821090358.8U CN201821090358U CN208988896U CN 208988896 U CN208988896 U CN 208988896U CN 201821090358 U CN201821090358 U CN 201821090358U CN 208988896 U CN208988896 U CN 208988896U
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- China
- Prior art keywords
- needle
- sheath
- open slot
- needle tubing
- limit mechanism
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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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Abstract
The utility model provides a kind of single-blade puncture needle shield, including sheath, needle tubing seat and needle handle, needle handle is located on needle tubing seat, and needle tubing seat is set in the cavity of sheath, and needle tubing seat can be slided and be rotated in the cavity of sheath, sheath is equipped with the first open slot and the second open slot, first open slot is communicated with the second open slot, the first position-limit mechanism is equipped in the first open slot, before use, first position-limit mechanism is for needle handle to be stuck in the first open slot, so that needle tubing seat is fixed in the cavity of sheath；The second position-limit mechanism is equipped in second open slot, needle handle can slide in the second open slot, and after use, the second position-limit mechanism is for blocking needle handle, so that needle tubing seat is fixed in the cavity of sheath.The single-blade puncture needle shield can prevent needle tubing is exposed, avoid needle tubing miss scathing, effectively improve safety.The utility model additionally provides a kind of blood taking needle that needle shield is punctured using above-mentioned single-blade.
Description
Technical field
The utility model relates to technical field of medical equipment, puncture needle shield and blood sampling more particularly to a kind of single-blade
Needle.
Background technique
Carrying out the puncture of stainless steel needle tubing to patient body is essential operation in the projects such as infusion, blood sampling.It is infused, adopts
Blood is needed using infusion device and blood-taking device, and existing infusion device and blood-taking device pull out sheath, medical care currently on the market
After personnel complete blood sampling, needle tubing needle point is exposed outside.
After completing the operations such as infusion, blood sampling, since needle point is exposed outside, without any safeguard measure, so as to cause doctor
Shield personnel are careless slightly in operation, and the puncture needle needle pricks after being easily contaminated cause viral cross-infection, if patient suffers from
Have and infect class disease, then consequence is more serious.Clinically, the problem of accidental needle sticks are long-term existence, are difficult to avoid that.
Therefore, it designs a kind of pair of needle point to protect, avoids the anti-safety of acupuncture device of accidentally scathing, be conducive to protection doctor
The urgent need in shield personnel and market.
Utility model content
In view of the above situation, the single-blade that the one side of the utility model provides a kind of anti-needle thorn punctures needle shield, with
Promote safety.
A kind of single-blade puncture needle shield, including sheath, needle tubing seat and needle handle, the needle handle are located at the needle tubing seat
On, the needle tubing seat is set in the cavity of the sheath, and the needle tubing seat can be slided and be rotated in the cavity of the sheath,
The sheath is equipped with the first open slot and the second open slot, and first open slot communicates with second open slot, and described the
The first position-limit mechanism is equipped in one open slot, before use, first position-limit mechanism is used to the needle handle being stuck in described first
In open slot, so that the needle tubing seat is fixed in the cavity of the sheath；The second position restrainer is equipped in second open slot
Structure, the needle handle can slide in second open slot, and after use, second position-limit mechanism is used for the needle handle card
Firmly, so that the needle tubing seat is fixed in the cavity of the sheath.
Needle shield is punctured according to above-mentioned single-blade, needle tubing seat can connect for the needle tubing of blood sampling or for being infused
The devices such as infusion apparatus, before use, needle handle is stuck in the first open slot by the first position-limit mechanism, so that needle tubing seat
It is fixed in the cavity of sheath, needle tubing dew is avoided to cause product failure；When needing to take a blood sample or be infused, a hand pinches sheath,
Another hand pinches needle handle, and needle handle is broken toward the second open slot direction, the first position-limit mechanism was broken, and opened needle handle from first
Mouth slot is fallen into the second open slot, is then pinched needle handle, and shift bottom onto along the second open slot, is exposed needle tubing, then by needle
The needle tip of pipe is pierced into vein blood vessel and is drawn blood or be infused；Wait draw blood or infusion-completed after, pin sheath with hand and pinch
Needle tubing is slowly extracted from vein blood vessel along the second open slot, and continues that needle handle is made to shrink back by needle handle, until needle handle slips over
Second position-limit mechanism is blocked needle handle by the second position-limit mechanism, so that needle tubing seat and needle tubing are fixed in sheath, so as to
Prevent needle tubing is exposed, avoid needle tubing miss scathing, effectively improve safety.
In addition, the utility model proposes single-blade puncture needle shield, can also have the following additional technical features:
Further, first position-limit mechanism is boss structure.
Further, second position-limit mechanism is projecting thorn structure.
Further, the quantity of the boss structure is two, and two boss structures are respectively arranged on described first and open
The both ends of mouth slot.
Further, the outside of the sheath is equipped with anti-skid chequer.
Further, the needle handle is fan-shaped.
Further, the sheath, the needle tubing seat, the needle handle are all made of elastic component.
The another aspect of the utility model provides a kind of blood taking needle of anti-needle thorn, to promote safety.The blood taking needle includes
Above-mentioned single-blade punctures needle shield, further includes needle tubing, and the needle tubing is mounted on the needle tubing seat, and the needle tubing is set to institute
It states in the cavity of sheath, and the needle tubing can be slided and be rotated in the cavity of the sheath, the blood taking needle is before use, institute
It states the first position-limit mechanism the needle handle is stuck in first open slot, so that the needle tubing seat and the needle tubing are fixed on institute
It states in the cavity of sheath；The blood taking needle pushes after the completion of blood sampling, by the needle handle towards the direction of second position-limit mechanism,
Until second position-limit mechanism blocks the needle handle, so that the needle tubing seat and the needle tubing are fixed on the sky of the sheath
It is intracavitary.
The heparin tube puncture needle that above-mentioned blood taking needle further includes blood sampling conduit and is connect with the blood sampling conduit, the blood sampling
Conduit is connected to the needle tubing.
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 structural schematic diagram of sheath in Fig. 1；
Fig. 3 is that structural schematic diagram of the blood taking needle provided by the embodiment of the utility model before use (does not include blood sampling conduit
With heparin tube puncture needle)；
Fig. 4 is that blood taking needle provided by the embodiment of the utility model structural schematic diagram in use (does not include blood sampling conduit
With heparin tube puncture needle)；
Fig. 5 is that the structural schematic diagram of blood taking needle provided by the embodiment of the utility model after use (does not include blood sampling conduit
With heparin tube 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 Fig. 5, blood taking needle provided by the embodiment of the utility model, including single-blade puncture needle shield and
Needle tubing 30, blood sampling conduit 40, heparin tube puncture needle 50.
Wherein, it includes sheath 10, needle tubing seat 20 and needle handle 60 that the single-blade, which punctures needle shield, and needle handle 60 is arranged in needle
On tube socket 20, the needle tubing 30 is mounted on the needle tubing seat 20, and the needle tubing seat 20 and the needle tubing 30 are set to the sheath
In 10 cavity, and the needle tubing seat 20 and the needle tubing 30 can be slided and be rotated in the cavity of the sheath.
The needle handle 60 is specific fan-shaped, is affectedly bashful product to facilitate, convenient for blood sampling operation.
Blood sampling conduit 40 is connect with heparin tube puncture needle 50, and the blood sampling conduit 40 is connected to the needle tubing 30.Specifically,
Needle tubing seat 20 is equipped with through-hole backwards to one end of needle tubing 30, for connecting blood sampling conduit 60, since blood sampling conduit 40 and heparin tube are worn
The structure of pricker 50 is universal architecture, and therefore, it will not be described here.In addition it should be pointed out that blood sampling conduit 40 can root
It is omitted according to actual conditions, i.e., heparin tube puncture needle 50 directly connect with needle tubing seat 20 to blood was collected operation can equally reach
To the technical effect of the utility model, therefore, whether the utility model includes blood sampling conduit 40 and with no restrictions to blood taking needle.
The sheath 10 is equipped with the first open slot 101 and the second open slot 102, first open slot 101 and described the
Two open slots 102 communicate.
The first position-limit mechanism 11 is equipped in first open slot 101, the blood taking needle is before use, first limit
The needle handle 60 is stuck in first open slot 101 by mechanism 11, so that the needle tubing seat 20 and the needle tubing 30 are fixed on
In the cavity of the sheath 10.It should be pointed out that 10 length of sheath should be suitable, guarantee fully wrapped around firmly needle tubing 30,
Needle tubing 30 is avoided to expose.
Wherein, first position-limit mechanism 11 is specially boss structure of the protrusion direction towards the needle tubing 30.In order to protect
Demonstrate,proving the first position-limit mechanism 11 is 60 limit effect of needle handle, two boss structures can be set, two boss structures are separately positioned on
The both ends of first open slot 101.
It is equipped with the second position-limit mechanism 12 in second open slot 102, the needle handle 60 can be in second open slot 102
Interior sliding, meanwhile, the second open slot 102 can limit the sliding of needle handle 60, needle tubing seat 20, needle tubing 30, make it by specified side
To, distance sliding.
Wherein, second position-limit mechanism 12 is specially projecting thorn structure of the protrusion direction towards the needle tubing seat 20.
The blood taking needle pushes after the completion of blood sampling, by the needle handle 60 towards the direction of second position-limit mechanism 12, directly
The needle handle 60 is blocked to second position-limit mechanism 12, so that the needle tubing seat 20 and the needle tubing 30 are fixed on the shield
In the cavity of set 10.
In the present embodiment, in order to promote using effect, avoid sliding in the hand in sheath 10, the outside of the sheath 10 is set
There is anti-skid chequer 70.Some small columns can also be arranged to increase the frictional force that skin is contacted with product, into one above in anti-skid chequer 70
Step prevents rubber sleeve.
The sheath 10, the needle tubing seat 20, the needle handle 60 can be all made of elastic component.Such as it can be using elasticity
Plastic part.
According to above-mentioned blood taking needle, before use, needle handle 60 is stuck in the first open slot 101 by the first position-limit mechanism 11
It is interior, so that needle tubing seat 20 and needle tubing 30 are fixed in the cavity of sheath 10, avoid needle tubing 30 is exposed from causing product failure；?
When needing to take a blood sample, a hand pinches sheath 10 (can specifically pinch anti-skid chequer 70), and another hand pinches needle handle 60, by needle handle 60
It is broken toward 102 direction of the second open slot, was broken the first position-limit mechanism 11, needle handle 60 is made to fall into second from the first open slot 101
In open slot 102, needle handle 60 is then pinched, and shift bottom onto along the second open slot 102, exposes needle tubing 30, then by needle tubing
30 needle tip is pierced into vein blood vessel and draws blood；After drawing blood, pinning sheath 10 with hand (can specifically be pinned anti-skidding
Line 70) and needle handle 60 is pinched, needle tubing 30 is slowly extracted from vein blood vessel along the second open slot 102, and continue to make needle handle
60 shrink back, until needle handle 60 slips over the second position-limit mechanism 12, are blocked needle handle 60 by the second position-limit mechanism 12, so that needle tubing
Seat 20 and needle tubing 30 be fixed in sheath 10, so as to prevent needle tubing 30 is exposed, avoid needle tubing miss scathing, effectively improve
Safety.
It should be pointed out that in the specific implementation, single-blade provided in this embodiment punctures needle shield, in addition to that can answer
Outside blood taking needle, it can be applied in infusion device or other devices for needing to take a blood sample, such as above-mentioned single-blade need to only be worn
Pricker jacket assembly is assemblied on infusion apparatus, so that it may the effect of the anti-needle thorn of infusion apparatus is played, it is therefore, all to use the single-blade
Blood-taking device or the infusion device for puncturing needle shield are within the protection scope of the present utility model.
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 (9)
1. a kind of single-blade punctures needle shield, which is characterized in that including sheath, needle tubing seat and needle handle, the needle handle is located at institute
It states on needle tubing seat, the needle tubing seat is set in the cavity of the sheath, and the needle tubing seat can be slided in the cavity of the sheath
Dynamic and rotation, the sheath are equipped with the first open slot and the second open slot, first open slot and the second open slot phase
It is logical, the first position-limit mechanism is equipped in first open slot, before use, first position-limit mechanism is for the needle handle to be stuck in
In first open slot, so that the needle tubing seat is fixed in the cavity of the sheath；The is equipped in second open slot
Two position-limit mechanisms, the needle handle can slide in second open slot, and after use, second position-limit mechanism is used for will be described
Needle handle blocks, so that the needle tubing seat is fixed in the cavity of the sheath.
2. single-blade according to claim 1 punctures needle shield, which is characterized in that first position-limit mechanism is boss
Structure.
3. single-blade according to claim 2 punctures needle shield, which is characterized in that second position-limit mechanism is projecting
Pierce structure.
4. single-blade according to claim 2 punctures needle shield, which is characterized in that the quantity of the boss structure is two
A, two boss structures are respectively arranged on the both ends of first open slot.
5. single-blade according to claim 1 punctures needle shield, which is characterized in that the outside of the sheath is equipped with anti-skidding
Line.
6. single-blade according to claim 1 punctures needle shield, which is characterized in that the needle handle is fan-shaped.
7. single-blade according to claim 1 punctures needle shield, which is characterized in that the sheath, the needle tubing seat, institute
It states needle handle and is all made of elastic component.
8. a kind of blood taking needle, which is characterized in that needle shield is punctured including single-blade described in claim 1 to 7 any one,
It further include needle tubing, the needle tubing is mounted on the needle tubing seat, and the needle tubing is set in the cavity of the sheath, and the needle tubing
Can slide and rotate in the cavity of the sheath, the blood taking needle before use, first position-limit mechanism by the needle handle
It is stuck in first open slot, so that the needle tubing seat and the needle tubing are fixed in the cavity of the sheath；The blood sampling
Needle pushes after the completion of blood sampling, by the needle handle towards the direction of second position-limit mechanism, until second position-limit mechanism will
The needle handle blocks, so that the needle tubing seat and the needle tubing are fixed in the cavity of the sheath.
9. blood taking needle according to claim 8, which is characterized in that the blood taking needle further includes blood sampling conduit and adopts with described
The heparin tube puncture needle of blood conduit connection, the blood sampling conduit are connected to the needle tubing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821090358.8U CN208988896U (en) | 2018-07-10 | 2018-07-10 | Single-blade punctures needle shield and blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821090358.8U CN208988896U (en) | 2018-07-10 | 2018-07-10 | Single-blade punctures needle shield and blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208988896U true CN208988896U (en) | 2019-06-18 |
Family
ID=66797479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821090358.8U Withdrawn - After Issue CN208988896U (en) | 2018-07-10 | 2018-07-10 | Single-blade punctures needle shield and blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208988896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112675386A (en) * | 2020-12-29 | 2021-04-20 | 薛玉民 | Prevent omnipotent collection device of acupuncture |
-
2018
- 2018-07-10 CN CN201821090358.8U patent/CN208988896U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112675386A (en) * | 2020-12-29 | 2021-04-20 | 薛玉民 | Prevent omnipotent collection device of acupuncture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20230822 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190618 Effective date of abandoning: 20230822 |