CN104548277B - safety syringe - Google Patents
safety syringe Download PDFInfo
- Publication number
- CN104548277B CN104548277B CN201410540478.3A CN201410540478A CN104548277B CN 104548277 B CN104548277 B CN 104548277B CN 201410540478 A CN201410540478 A CN 201410540478A CN 104548277 B CN104548277 B CN 104548277B
- Authority
- CN
- China
- Prior art keywords
- stack shell
- syringe
- sleeve
- ring
- support portion
- 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
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005253 cladding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to a safety injector, which comprises a syringe, a push rod which can be extended into the syringe, and a protective device arranged on the outer edge of the syringe; the syringe comprises a hollow syringe body, a needle head connected with one end of the syringe body and a supporting part which can be separated or connected with the other end of the syringe body, wherein the syringe body is internally encircled to form a hollow syringe body; therefore, through the design that the supporting part is separated from the barrel body, when the sleeve of the protection device is sleeved, the supporting part can be detached from the barrel body firstly, so that the sleeve can be easily sleeved at the outer edge of the barrel body, and when the sleeve is used, the sleeve is ensured not to be separated from the barrel body and not to slide out, and can be tightly clamped with the ring fixing piece of the protection device, the needle head is effectively prevented from being exposed to hurt people, and the effect of safe use is further improved.
Description
Technical field
The invention relates to a kind of design of syringe, especially a kind of safety injector.
Background technique
It presses, general syringe is installed with a syringe needle in the front end of a syringe, and the inner hole of the syringe is inserted in a push rod,
And it is used for injection;And finished in injection and then be arranged pipe sleeve with one and close the syringe needle, to prevent from being stabbed by syringe needle and environment
The situations such as pollution.
But missing be to increase by a sheathed pipe, to be sleeved on the syringe needle, however, due to the sheathed pipe with
The syringe is that separate design but can not find sheathed pipe, can not finish in injection to take at any time after the completion of injecting afterwards sometimes
With, thus cause using upper inconvenience;Furthermore it is no lack of the improvement of more safety injectors on the market, however its structure and use
Mode is very complicated, and can not be effectively reduced under situation in production cost, and the generally rate used is not high.
Refering to fig. 1, Fig. 2, the applicant, which had previously had, develops the protective device 2 that one kind can be sheathed on the syringe 1, i.e.,
TaiWan, China letters patent number: No. M394823 " protective device of injection tube syringe needle ", the protective device 2 combine a syringe 1 into
It exercises and uses, and the protective device 2 has ring seat 21, ring seat 22 and a sleeve 23 on one;Wherein, on 23 inner wall of sleeve
Be convexly equipped with a fin ring 231, at the same from 23 one end of sleeve toward edge surface on respectively offer together long crack slot 232, and should
Fin ring 231 and the thickness of two long 232 intersection of crack slot are less than the thickness of fin ring 231;Therefore in use, through
After the upper and lower ring seat 22,21 is fixed in the syringe 11 of the syringe 1, recycles 23 sets of the sleeve excessively lower ring seat 21 and tie
When ring seat 22 on this is fixed in conjunction, which will make the long setting of crack slot 232 due to force and easily be softened, and simultaneously should
Fin ring 231 is softened, so that the sleeve 23 is arranged easily, and then smoothly passes over the lower ring seat 21, and the sleeve
23 fin ring 231 is fixed on this in ring seat 22, completes the assembling of the protective device 2 and the syringe 1 whereby.
Cooperation refering to Fig. 3, when the syringe 1 after use, personnel can push directly on the sleeve 23 toward lower 21 side of ring seat
To movement, until the fin ring 231 is fixed in the lower ring seat 21, while 23 protruding length of sleeve will be more than the syringe 1
Syringe needle 111, avoid the personnel of the subsequent processing syringe 1 not stabbed by the syringe needle 111 whereby;So, it is sent out after actual use
It is existing, due to being provided with the long crack slot 232 on the sleeve 23, although and the sleeve 23 can be made easily to pass through the lower ring seat 21 and consolidated
Due to 11 outer rim of syringe, but opposite, in use, if personnel are firmly careless, when pushing the sleeve 23 toward the lower ring seat 21,
Also it relatively easily causes the sleeve 23 to be more than the lower ring seat 21 and be detached from the syringe 11, causes the syringe needle 111 can not be by instead
To the cladding of the sleeve 23, make personnel still in the security concerns threatened by the syringe needle 111, thus the above-mentioned syringe 1 with
The protective device 2 still has improved space.
Summary of the invention
Therefore, the purpose of the present invention is to provide a kind of tool safety injector, can ensure that the sleeve can cover easily at this
The outer rim of stack shell, the sleeve can be more generated with the ring firmware of the protective device without departing from skidding off the ring firmware and stack shell
Close clip effect, the case where effectively avoiding the syringe needle exposed and stab personnel, and can increase safe handling effect.
In order to achieve the above object, solution of the invention is:
A kind of safety injector includes:
One syringe comprising there are an inner turns to cross hollow stack shell, one connects the syringe needle of the stack shell one end and one can
Separate or be connected on the support portion of the stack shell other end, and the aforementioned stack shell be respectively formed with one with the support portion joint can be mutual
Admittedly the solid conjunction portion closed;
One push rod can be stretched and is placed in the syringe;
One protective device comprising have and a set of be fixed in the stack shell outer rim and the ring firmware close to the needle position, Yi Jiyi
It can be sheathed on the sleeve of stack shell periphery, and be formed with a blocking part on the aforementioned ring firmware, the end of the another sleeve is formed with
One joint portion that can connect clip with the blocking part.
Further, this conjunction portion is screw thread admittedly, make the stack shell and the support portion through fixation in conjunction with screw thread rotation lock mode.
Further, it is formed with a ring rib on the joint portion, the opposite ring ribbed shape is formed on the another blocking part and is arranged
Annular groove.
Therefore through the support portion with the stack shell in isolated design, therefore when the sleeve of the protective device is intended to be sheathed on this
When the outer rim of stack shell, after the support portion first being separated the stack shell, so that the sleeve can be sheathed on the outer rim of the stack shell easily, and
And the sleeve can be made in use, ensuring that the sleeve, and can be with the protective device without departing from the ring firmware skidded off on the stack shell
The close clip of ring firmware, effectively reach and avoid the syringe needle exposed and stab the safety effect of personnel.
Detailed description of the invention
Fig. 1 is known schematic diagram;
Fig. 2 is known usage state diagram;
Fig. 3 is known usage state diagram;
Fig. 4 is the perspective view of the first preferred embodiment of the invention;
Fig. 5 is the usage state diagram of the first preferred embodiment of the invention;
Fig. 6 is the usage state diagram of the first preferred embodiment of the invention.
[symbol description]
(known)
1 syringe, 11 syringe
111 syringe needles
2 protective devices
Ring seat in 21 lower ring seats 22
23 sleeve, 231 fin ring
232 long crack slots
(present invention)
3 safety injectors
31 syringe, 32 push rod
33 protective device, 311 stack shell
312 syringe needle, 313 support portion
331 ring firmware, 332 sleeve
3311 blocking part, 3321 joint portion
3131,3111 conjunction portions admittedly.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect refer to the preferable reality of schema in following cooperation
It applies in the detailed description of example, can clearly understand.
Refering to Fig. 4, Fig. 5, safety injector 3 of the present invention includes a syringe 31, and one can stretch pushing away in the merging syringe 31
Bar 32 and a protective device 33 in 31 outer rim of syringe;Wherein, the syringe 31 include an inner turns cross it is hollow
Stack shell 311, the syringe needle 312 of connection 311 one end of stack shell and one separable or be connected on 311 other end of stack shell
Support portion 313, and the aforementioned stack shell 311 and 313 joint of support portion be respectively formed with one can mutually close admittedly solid conjunction portion 3111,
3131, and conjunction portion 3111,3131 can be a screw thread when actual fabrication admittedly for this, so that the stack shell 311 and support portion 313 can pass through
Conjunction portion 3111,3131 be combined with each other or separates admittedly for this.
Still continue aforementioned, which includes a set of to be fixed in 311 outer rim of stack shell and close to 312 position of syringe needle
Ring firmware 331 and one it can be sheathed on the sleeve 332 of 311 periphery of the stack shell, and be formed with a card on the aforementioned ring firmware 331
Tug portion 3311, the end of the another sleeve 332 are formed with a joint portion 3321 that can connect clip with the blocking part 3311, and in this
In embodiment, which is a ring rib, and the another blocking part 3311 forms an annular groove relative to ring ribbed shape setting
To indicate;In addition, the ring firmware 331 can be directly fixed in 311 outer rim of stack shell, or when being made with the stack shell 311, together with this
Ring firmware 331 forms simultaneously, and below the present embodiment in such a way that the stack shell 311 is integrated with the ring firmware 331 for illustrate.
Refering to Fig. 4, Fig. 5, when assembling, can pass through the design in the conjunction portion 3111,3131 admittedly, first be about to consolidating for the support portion 313
Conjunction portion 3131 is separated with the solid conjunction portion 3111 of the stack shell 311, so as to so may be used after the support portion 313 is separated with the stack shell 311
Directly the sleeve 332 is sheathed in 311 outer rim of stack shell by solid 3111 direction of conjunction portion of the stack shell 311, so that the sleeve 332
During being sheathed on 311 outer rim of stack shell, the support portion 313 or the blocking of the ring firmware 331 not will receive, and can cover easily
If in 311 outer rim of stack shell, after then the support portion 313 and the stack shell 311 are be combined with each other again, therefore, the sleeve 332
Need not as it is known offer isometric crack slot 232 in the case where, can be combined in easily in the outer rim of the syringe 31;Cooperation
Refering to Fig. 6, then after the completion of 3 use of syringe, the sleeve 332 need to only be pushed toward the ring firmware 331, until the clip
Behind portion 3311 and the mutual clip in joint portion 3321;Certainly in use, because of the design without the known long crack slot,
It will can avoid the sleeve 332 and generate the effect for excessively strutting, and being detached from the stack shell because of the long crack slot;In this way, can be true
The sleeve 332 is protected without departing from skidding off the ring firmware 331, and can be had with the close clip of ring firmware 331 of the protective device 33
Effect, which reaches, avoids the safety effect that is exposed and stabbing personnel of syringe needle 312.
Conclude aforementioned, safety injector of the present invention, stack shell and the support portion through the syringe can be in separate, setting of combining
Meter, when so that the sleeve of the protective device being intended to be arranged, after the support portion first being separated the stack shell, so that the sleeve can be light
It is easily arranged the outer rim of the stack shell, and the sleeve can be made in use, ensuring the sleeve without departing from skidding off the ring firmware, and energy
With the close clip of ring firmware of the protective device, effectively reaches and avoid the syringe needle exposed and stab the safety effect of personnel.
Only as described above, only illustrates presently preferred embodiments of the present invention, when cannot limit implementation of the present invention with this
Range, i.e., generally according to simple equivalent changes and modifications made by scope of the present invention patent and description of the invention content, all
It should still remain within the scope of the patent.
Claims (3)
1. a kind of safety injector, which is characterized in that include:
One syringe comprising there are an inner turns to cross hollow stack shell, the syringe needle of the connection stack shell one end and one separate
Or it is connected on the support portion of the stack shell other end, and the aforementioned stack shell is respectively formed with one with the support portion joint and can mutually close admittedly
Solid conjunction portion;
One can stretch the push rod being placed in the syringe;
One protective device comprising have and a set of be fixed in the stack shell outer rim and can be covered close to the ring firmware of the needle position and one
Sleeve set on stack shell periphery, and a blocking part is formed on the aforementioned ring firmware, the end of the another sleeve is formed with one can
Connect the joint portion of clip with the blocking part, and the solid conjunction portion in the support portion and the solid conjunction part of the stack shell are from so that the support portion
After separating with the stack shell, which is inserted in the stack shell outer rim by the solid conjunction portion direction of the stack shell.
2. safety injector as described in claim 1, it is characterised in that: conjunction portion is screw thread admittedly for this, makes the stack shell and the support
Portion combines through screw thread rotation lock mode and fixes.
3. safety injector as described in claim 1, it is characterised in that: be formed with a ring rib on the joint portion, the another clip
The annular groove of an opposite ring ribbed shape setting is formed in portion.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW102219284U TWM471280U (en) | 2013-10-16 | 2013-10-16 | Safety syringe |
TW102219284 | 2013-10-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104548277A CN104548277A (en) | 2015-04-29 |
CN104548277B true CN104548277B (en) | 2019-07-05 |
Family
ID=50550832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410540478.3A Expired - Fee Related CN104548277B (en) | 2013-10-16 | 2014-10-14 | safety syringe |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104548277B (en) |
TW (1) | TWM471280U (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109200397A (en) * | 2017-07-03 | 2019-01-15 | 云扬有限公司 | Applied to the protection sleeve pipe on syringe |
CN110997047A (en) * | 2017-07-14 | 2020-04-10 | 洪志华 | Safety syringe |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2880124Y (en) * | 2006-02-17 | 2007-03-21 | 刘华林 | Safety self-distruction injector |
CN102335474A (en) * | 2010-07-26 | 2012-02-01 | 吴振文 | Protective device for injection cylinder needle head |
CN202289075U (en) * | 2011-06-03 | 2012-07-04 | 捷安司国际有限公司 | Safety syringe structure |
CN102784426A (en) * | 2011-05-16 | 2012-11-21 | 吴振文 | Injector |
CN202859808U (en) * | 2012-09-07 | 2013-04-10 | 蔡佳 | Disposable safety syringe |
-
2013
- 2013-10-16 TW TW102219284U patent/TWM471280U/en not_active IP Right Cessation
-
2014
- 2014-10-14 CN CN201410540478.3A patent/CN104548277B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2880124Y (en) * | 2006-02-17 | 2007-03-21 | 刘华林 | Safety self-distruction injector |
CN102335474A (en) * | 2010-07-26 | 2012-02-01 | 吴振文 | Protective device for injection cylinder needle head |
CN102784426A (en) * | 2011-05-16 | 2012-11-21 | 吴振文 | Injector |
CN202289075U (en) * | 2011-06-03 | 2012-07-04 | 捷安司国际有限公司 | Safety syringe structure |
CN202859808U (en) * | 2012-09-07 | 2013-04-10 | 蔡佳 | Disposable safety syringe |
Also Published As
Publication number | Publication date |
---|---|
TWM471280U (en) | 2014-02-01 |
CN104548277A (en) | 2015-04-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104548277B (en) | safety syringe | |
USD695976S1 (en) | Leash | |
WO2014032382A1 (en) | Safety infusion needle | |
CN103083762B (en) | Safety syringe | |
CN203196091U (en) | Safe injector with needle protecting device | |
IN2014DN09317A (en) | ||
CN203634589U (en) | Pullback type fixing needle safety auto-disable syringe | |
CN203154463U (en) | Anti-stabbing injector | |
CN203620007U (en) | Needle base structure used for pull-back safe self-destruction syringes with fixed needles | |
JP2017536197A5 (en) | ||
CN201505350U (en) | Safe injector with injection needle capable of being pulled back | |
CN202982818U (en) | Safety protection sleeve for two-piece safety insulin injection syringe | |
CN201061649Y (en) | Core lever for disposal safety type syringe | |
CN113855939A (en) | Safety protection device for syringe | |
CN203790382U (en) | Disposable safety injection needle | |
CN208780018U (en) | A kind of spontoon of improvement | |
CN206198405U (en) | Anti- needling structure and the injection needle comprising it | |
CN203861706U (en) | Two-piece type self-destroying injector | |
CN204446812U (en) | A kind of syringe Yin Zhen mechanism | |
CN204178717U (en) | A kind of antitheft hard disk of self-contained data line | |
CN202263258U (en) | Safety injection needle head | |
US20140058325A1 (en) | Syringe | |
CN203802893U (en) | Self-destructible vaccine syringe | |
CN100411698C (en) | Safety injector and its operating method | |
CN203539808U (en) | Core rod structure for drawing-back safe self-destruction type syringe |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190705 Termination date: 20201014 |
|
CF01 | Termination of patent right due to non-payment of annual fee |