CN205672308U - A kind of needle cap and the syringe needle and the syringe that comprise this needle cap - Google Patents
A kind of needle cap and the syringe needle and the syringe that comprise this needle cap Download PDFInfo
- Publication number
- CN205672308U CN205672308U CN201620275797.0U CN201620275797U CN205672308U CN 205672308 U CN205672308 U CN 205672308U CN 201620275797 U CN201620275797 U CN 201620275797U CN 205672308 U CN205672308 U CN 205672308U
- Authority
- CN
- China
- Prior art keywords
- needle cap
- needle
- syringe
- pintle
- cap body
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 claims description 4
- 206010073310 Occupational exposures Diseases 0.000 abstract description 4
- 231100000675 occupational exposure Toxicity 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 206010052428 Wound Diseases 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 4
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 208000030507 AIDS Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 208000012266 Needlestick injury Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000006454 hepatitis Diseases 0.000 description 1
- 231100000283 hepatitis Toxicity 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a kind of needle cap and the syringe needle comprising this needle cap and syringe, and needle cap includes needle cap body, and the inwall of needle cap body offers screw thread, and needle cap body is provided with auxiliary back stitching parts.Described syringe needle includes that pin obstructs and pintle, and fixing connection between described pin stalk and described pintle, needle cap body and described pintle threadedly match.Described syringe includes needle cap or described syringe needle, and described syringe needle and needle cap are installed on described syringe successively.The beneficial effects of the utility model are: use the bridging mode changing needle cap and pintle; increase needle cap terminus area; adjust needle cap lappet position and increase the method for pintle flank; make clinical staff time saving and energy saving when separating needle cap with pintle; return set needle cap when safe and effective; when finding pinpoint inclined plane convenient and swift, thus reduce the probability of medical personnel's occupational exposure, play protection user and reduce the effect that syringe needle pollutes.
Description
Technical field
The utility model belongs to technical field of medical instruments, is specifically related to a kind of needle cap for syringe and syringe needle.
Background technology
In clinical position, administration is very important content, and wherein the use of syringe is the most extensive.In recent years through blood
The infectious disease such as incidence of disease such as AIDS, various hepatitis propagated is in rising trend, the occupational exposure that therefore needlestick injuries is caused
And the potential threat causing blood infection and virus to infect is on the rise, the physical and mental health of health care workers is constituted greatly
Threatening, analysis clinical manipulation person is needled the reason that hinder, and is largely because the construction existing defects of present syringe.
Existing syringe needle is to be connected in the way of bayonet socket with needle cap, and operator's dynamics because pulling out needle cap in withdrawal process is difficult to control to,
Not only easily there is stabbing the situation of operator's hand, it is also possible to make syringe needle by hand contamination, violate aseptic principle；The opening mouth of needle cap
Footpath is too little, when returning cap, it is difficult to return cap accurately and efficiently, it is easier to stab the skin of operator, cause occupational exposure.In operation
In, the lifting surface area of pintle is little, it is difficult to rotate, and reduces operating efficiency.
In sum, existing syringe needle has a disadvantage in that the 1st, linking bayonet type: existing syringe needle and needle cap are with bayonet socket
Mode is connected, and operator's dynamics because pulling out needle cap in withdrawal process is difficult to control to, and not only easily occurs stabbing the feelings of operator's hand
Condition, it is also possible to make syringe needle by hand contamination, violates aseptic principle, causes waste；2nd, bore is little: the opening bore of needle cap is too little,
When returning cap, it is difficult to return cap accurately and efficiently, it is easier to stab the skin of operator, cause occupational exposure；3rd, without pinpoint inclined plane
Mark: in existing syringe needle, do not design the mark structure of pinpoint inclined plane, make aspirating drug and do intracutaneous injection etc. need find
During the operation of pinpoint inclined plane, need limit slowly to rotate limit and find, reduce operating efficiency, increase pollution probability；4th, easily roll: existing
The design of needle cap two is round, only has two contact points with placed mesa so that it is easily roll on table top.
Utility model content
In order to solve prior art exist the problems referred to above, the utility model provide a kind of needle cap for syringe and
Syringe needle.
The technical scheme that the utility model is used is: a kind of needle cap for syringe, including needle cap body, described pin
The inwall of the inserting needle end of cap body offers screw thread, and the inserting needle end of needle cap body is provided with auxiliary back stitching parts.
Preferably, needle cap body is tubular, and needle cap body front end is closed, and rear end is provided with opening, and described
Rear end is provided with internal thread.
Preferably, described auxiliary back stitching parts be described opening surrounding stretch out formed pileus.
Preferably, the outer wall of needle cap body is provided with the lappet for increasing frictional force and prevent needle cap from rolling.
Preferably, described lappet is strip, and described lappet is uniformly distributed around the outer wall of needle cap body.
A kind of syringe needle being used in conjunction with each other with needle cap, including pin stalk and pintle, described pin stalk and described pintle it
Between fixing connect, needle cap body and described pintle threadedly match.
Preferably, described pintle is provided with flank away from one end that described pin obstructs, and pinpoint inclined plane is offered on described flank edge
Direction is arranged.
A kind of syringe, including needle cap and described syringe needle, described syringe needle and/or needle cap are installed on described successively
On syringe.
The beneficial effects of the utility model are: the 1st, the utility model changes needle cap into spiral lamination with pintle bridging mode and connects
Mouthful, when making separation needle cap, the dynamics of use is than bayonet coupling more evenly, it is to avoid operator in the case of firmly uneven,
Scuffing is easily caused when pulling out pin；2nd, needle cap tip designs is pileus by the utility model, increases the area awarding pin, can be effective
Improve lid and give unprincipled protection to the accuracy rate of needle cap, during both can improving the operating efficiency of operator and effectively avoiding back cap, accidentally injure oneself
Oneself, reduce the incidence of pricking wound；3rd, the utility model increases by a pair flank in pintle both sides, can play increase operator and exist
The frictional force needed for needle cap, fixing pintle are protected in rotation, prevent pintle from rolling, indicate the effect in the direction of pinpoint inclined plane；4th, this reality
Also the lappet in existing needle cap is moved toward needle cap upper end with novel so that it is form three one planes with placed mesa, play solid
Being set for use, strip lappet can increase required horizontal frictional force when outwarding winding needle cap simultaneously, plays auxiliary for screw thread mouth linking design
Function.
Brief description
Fig. 1 is the structural representation that the utility model needle cap, syringe needle and syringe match；
Fig. 2 is the structural representation of needle cap in the utility model；
Fig. 3 is the sectional view of needle cap in the utility model；
Fig. 4 is the structural representation of syringe needle in the utility model；
Fig. 5 is the sectional view of syringe needle in the utility model；
Fig. 6 is the top view of syringe needle in the utility model.
In figure: the 1st, needle cap body；2nd, lappet；3rd, internal thread；4th, pileus；5th, pin stalk；6th, pintle；7th, external screw thread；8th, side
The wing；9th, syringe.
Detailed description of the invention
As it is shown in figure 1, the utility model provides a kind of needle cap for syringe, including needle cap body 1, needle cap
The inwall of the inserting needle end of body 1 offers screw thread, and the inserting needle end of needle cap body 1 is provided with auxiliary back stitching parts.Described pin
Cap body 1 is hollow tube-shape, and needle cap body 1 one end is closed, and the other end has oral area, the needle cap of described open at one end
The inwall of body 1 offers internal thread 3.Described auxiliary back stitching parts be described oral area surrounding stretch out formed pileus 4.
In the present embodiment, needle cap pipe diameter is about 6.5mm, and needle cap end is pileus, and edge circle is blunt, and diameter 13.5mm increases and awards
The area of pin, can effectively improve the accuracy rate of lid back stitching cap, both can improve the operating efficiency of operator and effectively avoid
Accidentally injure oneself during returning cap, reduce the incidence of pricking wound.Needle cap and syringe needle are between the two with screw thread linking, and screw thread is two
Circle, during both separate, because thread turns is less, very convenient turns on, and operator can avoid because of undue force
The pricking wound causing, it is possible to save the time, increases operating efficiency.
Further, the outer wall of needle cap body 1 is provided with the lappet 2 for increasing frictional force.Described lappet 2 is bar
Shape, and described lappet 2 is uniformly distributed around the outer wall of needle cap body 1.Strip lappet longitudinal on needle cap sidewall, Ke Yizeng
Be added in rotation and protect horizontal frictional force required during needle cap, make rotary course firmly uniformly, allow and protect needle cap and be more prone to be revolved
Going out, thus reducing the probability being needled wound, protect operator, two between lappet point forms " three one with a point of umbrella cover
Plane ", makes needle cap stable placement on operating desk, is difficult to roll, reduces and pollute.
The utility model additionally provides the syringe needle that a kind of and above-mentioned needle cap is used in conjunction with each other, including pin stalk 5 and pintle 6,
Fixing connection between described pin stalk 5 and described pintle 6, described pintle 6 outer wall is provided with the outer spiral shell matching with described internal thread 3
Line 7.Described pintle 6 is provided with flank 9 away from one end of described pin stalk 5, and described flank 9 sets along the direction offering pinpoint inclined plane
Put.Increase by a pair flank in pintle both sides, have three advantages: the 1st, increase operator and rotating the frictional force protected needed for needle cap；2、
Whole pintle can being fixed, preventing pintle in the rolling of desktop, in order to avoid polluting；3rd, flanking markers the side of pinpoint inclined plane
To, as in NP, need during aspiration medicinal liquid to rotate down pinpoint inclined plane, and again by pinpoint inclined plane during liquid medicine injection
Rotate upwards.The pintle flank of our design just correspond to inclined-plane or the reverse side of dial, facilitates operator to recognize pinpoint inclined plane simultaneously
Rotated to adapt to the needs of NP, thus reduced the pollution probability to syringe needle.
The utility model additionally provides a kind of syringe including above-mentioned needle cap or above-mentioned syringe needle, described syringe needle and/or institute
State needle cap to be installed on successively on described syringe 9.
The utility model is not limited to above-mentioned preferred forms, and those skilled in the art are under enlightenment of the present utility model
All can draw other various forms of products, no matter but in its shape or structure, make any change, every have and the application
Technical scheme as same or like, all falls within protection domain of the present utility model.
Claims (5)
1. the needle cap for syringe, including needle cap body (1), it is characterised in that: the inserting needle end of needle cap body (1)
Inwall offer screw thread, the inserting needle end of needle cap body (1) be provided with auxiliary back stitching parts；Needle cap body (1)
Outer wall is provided with the lappet (2) for increasing frictional force and prevent needle cap from rolling, and described lappet (2) is strip, and described lappet
(2) outer wall around needle cap body (1) is uniformly distributed.
2. the needle cap for syringe according to claim 1, it is characterised in that: needle cap body (1) is tubular, institute
Stating needle cap body (1) front end to close, rear end is provided with opening, and described rear end is provided with internal thread.
3. the needle cap for syringe according to claim 2, it is characterised in that: described auxiliary back stitching parts are described opening
Mouthful surrounding stretches out the pileus (4) being formed.
4. the syringe needle being used in conjunction with each other with the needle cap according to any one of claims 1 to 3, it is characterised in that: include
Pin obstructs (5) and pintle (6), described pin stalk (5) and the fixing connection of described pintle (6), needle cap body (1) and described pintle
(6) threadedly match；Described pintle (6) is provided with flank (8), described flank away from one end of described pin stalk (5)
(8) arrange along the direction offering pinpoint inclined plane.
5. a syringe, it is characterised in that: include the needle cap described in claim 1 and/or the syringe needle described in claim 4,
Described syringe needle and needle cap are installed on described syringe (9) successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275797.0U CN205672308U (en) | 2016-04-01 | 2016-04-01 | A kind of needle cap and the syringe needle and the syringe that comprise this needle cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620275797.0U CN205672308U (en) | 2016-04-01 | 2016-04-01 | A kind of needle cap and the syringe needle and the syringe that comprise this needle cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205672308U true CN205672308U (en) | 2016-11-09 |
Family
ID=57438027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620275797.0U Expired - Fee Related CN205672308U (en) | 2016-04-01 | 2016-04-01 | A kind of needle cap and the syringe needle and the syringe that comprise this needle cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205672308U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671333A (en) * | 2018-06-06 | 2018-10-19 | 中国人民解放军***总医院 | A kind of anti-needle of syringe stabs device |
| CN110812608A (en) * | 2019-12-09 | 2020-02-21 | 湖南平安医械科技有限公司 | Syringe of function is prevented stabbing in area |
| CN113663172A (en) * | 2021-07-21 | 2021-11-19 | 皖南医学院 | Double-helix reverse design improved injector |
| CN114191650A (en) * | 2021-11-01 | 2022-03-18 | 河南省儿童医院郑州儿童医院 | Safety medical needle connecting device and connecting method thereof |
-
2016
- 2016-04-01 CN CN201620275797.0U patent/CN205672308U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108671333A (en) * | 2018-06-06 | 2018-10-19 | 中国人民解放军***总医院 | A kind of anti-needle of syringe stabs device |
| CN110812608A (en) * | 2019-12-09 | 2020-02-21 | 湖南平安医械科技有限公司 | Syringe of function is prevented stabbing in area |
| CN113663172A (en) * | 2021-07-21 | 2021-11-19 | 皖南医学院 | Double-helix reverse design improved injector |
| CN114191650A (en) * | 2021-11-01 | 2022-03-18 | 河南省儿童医院郑州儿童医院 | Safety medical needle connecting device and connecting method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |