CN105342851B - A kind of closed dispensing needle of anti-safety of acupuncture - Google Patents
A kind of closed dispensing needle of anti-safety of acupuncture Download PDFInfo
- Publication number
- CN105342851B CN105342851B CN201510816851.8A CN201510816851A CN105342851B CN 105342851 B CN105342851 B CN 105342851B CN 201510816851 A CN201510816851 A CN 201510816851A CN 105342851 B CN105342851 B CN 105342851B
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- CN
- China
- Prior art keywords
- pedestal
- protective case
- lancet
- safety
- dispensing needle
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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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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
Abstract
The invention belongs to medical apparatus field, and in particular to a kind of anti-closed dispensing needle of safety of acupuncture, including pedestal, base stand location mechanism, protective case and lancet and means, elastomeric element, seal member in protective case；Lancet and means are installed on pedestal；There is fluid passage inside lancet and means；Protective case is shelly-shaped, both ends open, and seal member is fixed on protective case inner top, and between seal member and pedestal, its lower end is fixed on pedestal elastomeric element, and protective case lower part sets inside protrusion；The periphery on pedestal top sets boss; the outside diameter of boss is more than diameter of a circle where raised peak; there is limiter in base outer wall below boss; gap is left between boss and limiter; the raised card of protective case is in the gap; there is mouth of connecting trough, the fluid passage for also having a connection mouth of connecting trough and fluid passage in pedestal on pedestal.Liquid can be closed by this dispensing needle, while can prevent lancet and means from stabbing related personnel, it is safe and reliable.
Description
Technical field
The present invention relates to a kind of anti-closed dispensing needle of safety of acupuncture, main and medical injection utensil matches, and belongs to doctor
Treat fixture fields.
Background technology
Clinically, it is a kind of common mode to carry out drug solution preparing using syringe with a needle, still, is passing through injection needle
Or during molten medicine pin puncture XiLin bottle stopper extracts liquid and prepared, since the endoporus of pin is connected with external environment condition
, during liquid is shifted, it is easy to cause liquid drippage or splashes, waste liquid and pollute environment, while draw point is in movement
During, the event of personnel is easily stabbed, is damaged to personnel.
The content of the invention
According to the above-mentioned deficiencies in the prior art, the technical problem to be solved in the present invention is：There is provided one kind can be by liquid
Close, prevent lancet and means from stabbing related personnel and the safe and reliable closed dispensing needle of anti-safety of acupuncture.
The closed dispensing needle of anti-safety of acupuncture of the present invention, including pedestal, base stand location mechanism, protective case and positioned at guarantor
Lancet and means, elastomeric element, seal member in sheath；With a tip and it is internal with fluid passage on lancet and means；
Protective case is shelly-shaped, both ends open, and seal member is fixed on the inner top of protective case and can be punctured the tip puncture of component,
Between seal member and pedestal, its lower end is fixed on pedestal elastomeric element, and protective case lower part sets inside protrusion；It is right
Answer protrusion that boss is set in the periphery on pedestal top, the outside diameter of boss is more than raised peak place diameter of a circle, boss lower section
Base outer wall on there is removable limiter, gap is left between boss and limiter, the protrusion of protective case is stuck between this
There is the mouth of connecting trough for coordinating installation with instrument used for injection in gap, on pedestal, also have a connection mouth of connecting trough and fluid in pedestal
The fluid passage of path.
Above-mentioned limiter can be snap ring, so as to quickly remove limiter from pedestal；Elastomeric element is preferred
Compression spring；Lancet and means can be metal or high molecular material.
Operation principle and process：
In an initial condition, elastomeric element and lancet and means are fully accommodated in it to dispensing needle of the present invention by protective case
Lancet and means are sealed in protective case by inside, seal member, and protective case is slidably matched with pedestal, and limiter is located under protective case
Side pedestal on, limit protective case slide downward, meanwhile, compared with the inside protrusion in protective case lower part, pedestal outer surface it is convex
Platform is closer to axle center, can limit the upward movement of protective case, stops that protective case is deviate from above pedestal.During making up a prescription,
This dispensing needle needs to coordinate instrument used for injection to use, in use, needing the mouth of connecting trough being placed in the head of instrument used for injection on pedestal
In, then limiter is removed, pushes up pedestal, moves up the axially opposed protective case of pedestal, at this time, lancet and means
Move up, elastomeric element is compressed, until seal member is penetrated, by the hole on protective case and pierces west by the tip of lancet and means
Woods bottle stopper, you can carry out the configuration of liquid, during drug solution preparing, the lock of pedestal and protective case is realized by base stand location mechanism
Tightening position；After liquid configures, lancet and means are extracted from the bottle stopper of XiLin, and reset pedestal, the elastic portion compressed
Part automatic rebounding closes lancet and means to original state.
Preferably, energy of the locating piece that the base stand location mechanism includes being arranged on pedestal with setting on the protective sleeve
The locating slot of enough locking positioning blocks, locating piece can slide in locating slot.When lancet and means pierce XiLin bottle stopper, locating slot
Locating piece is locked, so as to lock pedestal during whole drug solution preparing, it is ensured that safe to use.
It is further preferred that add stuck point on the lower part cell wall of locating slot, stuck point and locating piece interference, when limiter not
When removing, locating piece is located at below stuck point, even if limiter, because maloperation or other reasons depart from pedestal, pedestal will not
Free movement (makes pedestal that relative motion occur with protective case) unless there are larger external force, so as to effectively prevent lancet and means from guarantor
It is pierced by above sheath, using safer reliable.
Above-mentioned locating slot can be inverted L shape groove, when locating piece moves to inverted L shape groove top end, rotate protective case, you can will
Locating piece lock, realize the positioning to pedestal and lancet and means, thus prevent elastomeric element rebound trigger lancet and means from
Deviate from the bottle stopper of XiLin, after liquid configures, rotate backward protective case, locating piece is freely moved up and down, at this time downwards
Pedestal is pulled to reset pedestal.
Above-mentioned locating slot can also be low wide and up narrow reducing groove, the upper end and locating piece interference, in this way, locating piece to
During upper slip, it can be stuck in reducing groove, when the coordinate force between reducing groove on locating piece and protective case is more than compression
During the active force of elastomeric element, you can position locating piece clamping, prevent the lancet and means that elastomeric element rebound triggers from XiLin
Deviate from bottle stopper, after liquid configures, firmly pull downward on pedestal, when the coordinate force between locating piece and reducing groove is less than pressure
During the active force of contracting elastomeric element, pedestal can be resetted by continuing to pull downward on pedestal.
By the anti-closed dispensing needle of safety of acupuncture of the present invention make up a prescription and still conform to current clinical manipulation habit
It is used, while can also play the role of closing liquid, prevent liquid from occurring dripping or splashing in transfer process, effectively prevent
The problem of environmental pollution caused by medicine liquid leakage, while can prevent the tip of lancet and means from stabbing relevant people by protective case
Member.
The possessed compared with prior art beneficial effect of the present invention is：
The liquid self-closed that will can be configured by the closed dispensing needle of anti-safety of acupuncture, prevents liquid in transfer process
In occur dripping or splash, effectively prevent the problem of environmental pollution caused by medicine liquid leakage；It can be prevented by protective case at the same time
Only related personnel is stabbed in the tip of lancet and means, can be locked pedestal during whole drug solution preparing by base stand location mechanism
It is fixed, it is ensured that safe to use.
Brief description of the drawings
Fig. 1 is the structure diagram under original state of the present invention；
Fig. 2 is the structure diagram when present invention pierces XiLin bottle stopper；
Fig. 3 is the structure diagram of the protective case with inverted L shape groove；
Fig. 4 is the structure diagram of the protective case with reducing groove.
In figure：1st, tip；2nd, lancet and means；3rd, fluid passage；4th, elastomeric element；5th, protective case；6th, boss；7th, it is raised；
8th, limiter；9th, pedestal；10th, fluid passage；11st, mouth of connecting trough；12nd, locating piece；13rd, locating slot；14th, seal member；15th, it is western
Woods bottle stopper；16th, inverted L shape groove；17th, stuck point；18th, reducing groove.
Embodiment
The embodiment of the present invention is described further below in conjunction with the accompanying drawings：
The original state of this anti-closed dispensing needle of safety of acupuncture is as shown in Figure 1, including pedestal 9, base stand location mechanism, protection
Set 5 and the lancet and means 2 in protective case 5, elastomeric element 4, seal member 14, in liquid configuration process, base stand location
Mechanism can lock pedestal 9 and protective case 5；With a tip 1 and it is internal with fluid passage 3 on lancet and means 2；Protection
Set 5 is shelly-shaped, both ends open, and seal member 14 is fixed on the inner top of protective case 5 and can be punctured the tip 1 of component 2 and pierces
Wear, between seal member 14 and pedestal 9, its lower end is fixed on pedestal 9 elastomeric element 4, and 5 lower part of protective case sets inside
Protrusion 7；Respective protrusions 7 set boss 6 in the periphery on 9 top of pedestal, and the outside diameter of boss 6 is more than circle where raised 7 peaks
Diameter, there is removable limiter 8 on 9 outer wall of pedestal of the lower section of boss 6, gap is left between boss 6 and limiter 8,
The card of protrusion 7 of protective case 5 has the mouth of connecting trough 11 for coordinating installation with instrument used for injection, pedestal 9 in the gap, on pedestal 9
The interior fluid passage 10 for also having a connection mouth of connecting trough 11 and fluid passage 3.In the present embodiment, limiter 8 is a snap ring, from
And quickly limiter 8 can be removed from pedestal 9；Elastomeric element 4 is a compression spring；Lancet and means 2 can be metal, also may be used
To be high molecular material.
In an initial condition, compression spring and lancet and means 2 are fully accommodated in inside it above-mentioned dispensing needle by protective case 5, sealing
Lancet and means 2 are sealed in protective case 5 by component 14, and protective case 5 is slidably matched with pedestal 9, and limiter 8 is located under protective case 5
On the pedestal 9 of side, 5 slide downward of protective case is limited, meanwhile, compared with the inside protrusion 7 in 5 lower part of protective case, 9 outer surface of pedestal
Boss 6 be closer to axle center, can limit the upward movement of protective case 5, stop that protective case 5 is deviate from above pedestal 9.
During making up a prescription, this dispensing needle needs to coordinate instrument used for injection to use, in use, needing the head of instrument used for injection
It is placed in the mouth of connecting trough 11 on pedestal 9, then removes limiter 8, push up pedestal 9, makes 9 axially opposed guarantor of pedestal
Sheath 5 moves up, and at this time, lancet and means 2 move up, and compression spring is compressed, until the tip 1 of lancet and means 2 is by seal member 14
Penetrate, by the hole on protective case 5 and pierce XiLin bottle stopper 15 (as shown in Figure 2), you can carry out the configuration of liquid, match somebody with somebody in liquid
During system, the locking positioning of pedestal 9 and protective case 5 is realized by base stand location mechanism；After liquid configures, by lancet and means
2 extract from XiLin bottle stopper 15, and reset pedestal 9, the compression spring automatic rebounding compressed to original state, by lancet and means 2
Closing.
In the present embodiment：
The locating piece 12 that base stand location mechanism includes being arranged on pedestal 9 is determined with can lock on protective case 5 is arranged on
The locating slot 13 of position block 12, locating piece 12 can slide in locating slot 13.It is fixed when lancet and means 2 pierce XiLin bottle stopper 15
Position groove 13 locks locating piece 12, so as to lock pedestal 9 during whole drug solution preparing, it is ensured that safe to use.
Stuck point 17, stuck point 17 and 12 interference of locating piece are added on the lower part cell wall of locating slot 13, when limiter 8 is not removed
When, locating piece 12 is located at the lower section of stuck point 17, even if limiter 8 because maloperation or other reasons depart from pedestal 9, pedestal 9
Will not free movement (making pedestal 9 and protective case 5 that relative motion occur unless there are larger external force), so as to effectively prevent puncture portion
Part 2 is pierced by above protective case 5, using safer reliable.
Locating slot 13 can be inverted L shape groove 16, as shown in figure 3, when locating piece 12 moves to inverted L shape 16 top of groove, rotate
Protective case 5, you can locating piece 12 is locked, realizes the positioning to pedestal 9 and lancet and means 2, so as to prevent compression spring rebound from drawing
The lancet and means 2 of hair are deviate from from XiLin bottle stopper 15, after liquid configures, rotate backward protective case 5, make locating piece 12 can be certainly
By moving up and down, pulling downward on pedestal 9 at this time can reset pedestal 9.
Above-mentioned locating slot 13 can also be low wide and up narrow reducing groove 18, as shown in figure 4,18 upper end of reducing groove and positioning
12 interference of block, in this way, during 12 upward sliding of locating piece, can be stuck in reducing groove 18, when locating piece 12 and protective case 5
When coordinate force between upper reducing groove 18 is more than the active force of compression press spring, you can position 12 clamping of locating piece, prevent compression spring
The lancet and means 2 that rebound triggers are deviate from from XiLin bottle stopper 15, after liquid configures, firmly pull downward on pedestal 9, work as positioning
When coordinate force between block 12 and reducing groove 18 is less than the active force of compression press spring, pedestal 9 can be made by continuing to pull downward on pedestal 9
Reset.
By the anti-closed dispensing needle of safety of acupuncture of the present invention make up a prescription and still conform to current clinical manipulation habit
It is used, while can also play the role of closing liquid, prevent liquid from occurring dripping or splashing in transfer process, effectively prevent
The problem of environmental pollution caused by medicine liquid leakage, while can prevent the tip 1 of lancet and means 2 from stabbing correlation by protective case 5
Personnel.
Claims (9)
- A kind of 1. closed dispensing needle of anti-safety of acupuncture, it is characterised in that：Including pedestal（9）, base stand location mechanism, protective case（5） With positioned at protective case（5）Interior lancet and means（2）, elastomeric element（4）, seal member（14）；Lancet and means（2）Installed in pedestal （9）On；Lancet and means（2）It is upper that there is a tip（1）And its inside has fluid passage（3）；Protective case（5）To be shelly-shaped, both ends Opening, seal member（14）It is fixed on protective case（5）Inner top and component can be punctured（2）Tip（1）Pierce through, elasticity Component（4）Positioned at seal member（14）And pedestal（9）Between, its lower end is fixed on pedestal（9）On, protective case（5）Lower part is set Inside protrusion（7）；Respective protrusions（7）In pedestal（9）The periphery on top sets boss（6）, boss（6）Outside diameter be more than protrusion （7）Diameter of a circle where peak, boss（6）The pedestal of lower section（9）There is removable limiter on outer wall（8）, boss（6） And limiter（8）Between leave gap, protective case（5）Protrusion（7）Block in the gap, pedestal（9）On have and syringe Tool coordinates the mouth of connecting trough of installation（11）, pedestal（9）It is interior to also have a connection mouth of connecting trough（11）And fluid passage（3）Stream Body passage（10）；The limiter（8）For snap ring；In liquid configuration process, base stand location mechanism can be by pedestal（9）With Protective case（5）Locking.
- 2. the closed dispensing needle of anti-safety of acupuncture according to claim 1, it is characterised in that：The base stand location mechanism bag Include and be arranged on pedestal（9）On locating piece（12）Be arranged on protective case（5）On being capable of locking positioning block（12）Locating slot （13）, locating piece（12）Can be in locating slot（13）Interior slip.
- 3. the closed dispensing needle of anti-safety of acupuncture according to claim 2, it is characterised in that：The locating slot（13）Under There is stuck point on portion's cell wall（17）, stuck point（17）With locating piece（12）Interference, limiter（8）When not removing, locating piece（12）Position In stuck point（17）Lower section.
- 4. the closed dispensing needle of anti-safety of acupuncture according to Claims 2 or 3, it is characterised in that：The locating slot（13） For inverted L shape groove（16）.
- 5. the closed dispensing needle of anti-safety of acupuncture according to claim 2, it is characterised in that：The locating slot（13）For under Narrow reducing groove on width（18）, the upper end and locating piece（12）Interference.
- 6. according to any closed dispensing needle of anti-safety of acupuncture of claim 1 ~ 3, it is characterised in that：The elastomeric element （4）For compression spring.
- 7. according to any closed dispensing needle of anti-safety of acupuncture of claim 1 ~ 3, it is characterised in that：The lancet and means （2）Material be metal or high molecular material.
- 8. the closed dispensing needle of anti-safety of acupuncture according to claim 1, it is characterised in that：The lancet and means（2）'s Material is metal or high molecular material.
- 9. the closed dispensing needle of anti-safety of acupuncture according to claim 6, it is characterised in that：The lancet and means（2）'s Material is metal or high molecular material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510816851.8A CN105342851B (en) | 2015-11-20 | 2015-11-20 | A kind of closed dispensing needle of anti-safety of acupuncture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510816851.8A CN105342851B (en) | 2015-11-20 | 2015-11-20 | A kind of closed dispensing needle of anti-safety of acupuncture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105342851A CN105342851A (en) | 2016-02-24 |
| CN105342851B true CN105342851B (en) | 2018-04-13 |
Family
ID=55319020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510816851.8A Active CN105342851B (en) | 2015-11-20 | 2015-11-20 | A kind of closed dispensing needle of anti-safety of acupuncture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105342851B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350516A (en) * | 2018-11-21 | 2019-02-19 | 江苏苏云医疗器材有限公司 | Anti- safety of acupuncture dispensing needle |
| CN111297683B (en) * | 2020-03-20 | 2021-05-07 | 江苏苏云医疗器材有限公司 | Safe type liquid medicine translator |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10009814B4 (en) * | 2000-03-01 | 2008-03-06 | Tecpharma Licensing Ag | Disposable injector |
| DE102006042236A1 (en) * | 2006-09-06 | 2008-03-27 | Tecpharma Licensing Ag | Needle guard with blocked guard position |
| US7462168B2 (en) * | 2007-01-23 | 2008-12-09 | Becton, Dickinson And Company | Safety pen needle with passive safety shield system |
| CN100563742C (en) * | 2007-06-06 | 2009-12-02 | 邱晓菲 | Disposable stab-preventing syringe |
| CN202179703U (en) * | 2011-07-28 | 2012-04-04 | 山东威高集团医用高分子制品股份有限公司 | Disposable protective medicine dispenser |
| CN204446820U (en) * | 2015-02-10 | 2015-07-08 | 四川省人民医院 | A kind of telescopic anti-pricking wound syringe |
| CN205145134U (en) * | 2015-11-20 | 2016-04-13 | 山东新华安得医疗用品有限公司 | Airtight dispensing needle of needle -prick prevention safety |
-
2015
- 2015-11-20 CN CN201510816851.8A patent/CN105342851B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105342851A (en) | 2016-02-24 |
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Address after: 255000 No. 999, Zunxian Road, high tech Zone, Zibo City, Shandong Province Patentee after: Shandong ande medical supplies Co.,Ltd. Address before: No.77, North Road, development zone, high tech Zone, Zibo City, Shandong Province Patentee before: SHINVA ANDE HEALTHCARE APPARATUS Co.,Ltd. |