CN106823075A - A kind of combined type safe self-breaking syringe - Google Patents
A kind of combined type safe self-breaking syringe Download PDFInfo
- Publication number
- CN106823075A CN106823075A CN201710041728.2A CN201710041728A CN106823075A CN 106823075 A CN106823075 A CN 106823075A CN 201710041728 A CN201710041728 A CN 201710041728A CN 106823075 A CN106823075 A CN 106823075A
- Authority
- CN
- China
- Prior art keywords
- injection
- needle stand
- injection tube
- syringe
- sealing ring
- 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.)
- Granted
Links
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
- 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
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
-
- 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
- A61M5/322—Retractable needles, i.e. disconnected from and withdrawn into the syringe barrel by the piston
- A61M5/3221—Constructional features thereof, e.g. to improve manipulation or functioning
- A61M2005/323—Connection between plunger distal end and needle hub proximal end, e.g. stud protruding from the plunger
Abstract
A kind of combined type safe self-breaking syringe, including, injection tube, the bottom wall of injection tube radially inside contracts to form the first bayonet socket；Injection rod, wearing for injection rod activity is connected in injection tube, and injection rod bottom and syringe inwall close fit, it is cavity in injection rod, the bottom wall of injection rod radially inside contracts to form the second bayonet socket, injection rod cavity lower section be provided with can relative injection bar upwards motion spring housing, the bottom of spring housing is fixed with clamping joint；Sealing ring, sealing ring is placed in injection tube bottom, and with injection tube inwall close fit, sealing ring middle part is provided with through hole；Needle stand, needle stand is from top to bottom divided into first paragraph, second segment, the 3rd section, and needle stand first paragraph, and second segment, the 3rd section of diameter is sequentially reduced；Syringe needle is fixed with needle stand cavity.It is an object of the invention to provide a kind of combined type safe self-breaking syringe, the safe self-destruction of combined type of syringe can be realized, ensure and use the security of process, it is to avoid malpractice occurs.
Description
Technical field
The present invention relates to syringe, and in particular to a kind of combined type safe self-breaking syringe.
Background technology
With the extensive use of syringe, to avoid the occurrence of the cross-infection of medical sufferer, increasing type self-destroyed note
Emitter is appeared on the market, and self-destruction syringe is to prevent reusable disposable syringe product after use, and species is more
Sample, after injection is finished, relies on either manually or mechanically strength, prevents push rod from being extracted out from syringe, reaches self-locking, or piston
Sealing property is destroyed, or the push rod of syringe can be pushed off, and is finally reached the purpose for preventing recycling.
There is also various retraction self-destroyed syringes on the market at present, this syringe by setting specific package assembly,
Make needle tubing complete to retract in syringe in injection, realize self-destroying function, but this type bounces back the peace of self-destroyed syringe
Full performance governs being widely popularized for this product, generally needs repeatedly extraction liquid medicine to be matched somebody with somebody when user is using syringe
Medicine, since it is desired that ensure that the air in syringe is completely exhausted out, so injection rod must be pushed to the zero-bit of syringe, and this
Easily there is safety problem in individual operation, and injection rod triggers the self-destroying function of syringe when being pushed to zero-bit, cause syringe without
Method is used, and on the other hand, when user uses this type of syringe to patient injection medicament, also easy operational error,
The self-destroying function of syringe is triggered during injection, causes needle tubing directly to be extracted unexpected in patient body, it is possible to cause
Malpractice.
The content of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of combined type safe self-breaking syringe,
The safe self-destruction of syringe can be realized.
To solve the above problems, the technical solution adopted in the present invention is as follows：
A kind of combined type safe self-breaking syringe, including,
Injection tube, the bottom wall of injection tube radially inside contracts to form the first bayonet socket；
Injection rod, wearing for injection rod activity is connected in injection tube, and injection rod bottom and injection tube inwall close fit,
It is cavity in injection rod, the bottom wall of injection rod radially inside contracts to form the second bayonet socket, injection rod cavity lower section is provided with can relative note
The spring housing that bar is moved upwards is penetrated, the outer wall of spring housing is provided with the first stop salient point, and the inwall of the second bayonet socket is provided with and first
First groove of stop salient point clamping, the inwall lower section of injection rod is provided with contact part, is set between the top and contact part of spring housing
There is compression spring, compression spring is used to provide elastic stress of the push the spring set away from contact part, the bottom of spring housing
It is fixed with clamping joint；
Sealing ring, sealing ring is placed in injection tube bottom, and with injection tube inwall close fit, sealing ring middle part is provided with logical
Hole；
Needle stand, needle stand is from top to bottom divided into first paragraph, second segment, the 3rd section, and needle stand first paragraph, second segment, the 3rd section
Diameter be sequentially reduced；It is cavity in needle stand, needle stand first paragraph is worn and is connected in the through hole of sealing ring and is fitted close with sealing ring,
Needle stand first paragraph is connected with sealing ring and cooperatively forms buffer cavity, be provided with needle stand first paragraph cavity for clamping joint clamping
Draw-in groove, needle stand first paragraph lower end radially inside contracts and forms First terrace with needle stand second segment；Needle stand second segment lower end radially inside contracts
The 3rd section forms second step face with needle stand, and the 3rd section of needle stand is closed to be inserted into the bayonet socket of injection tube first, and second step
Face coordinates to form the position limiting structure for preventing needle stand from moving down with the first bayonet socket of injection tube upper surface；The cavity that the 3rd section of needle stand
Syringe needle is inside fixed with, syringe needle passes downwardly through the outside that the bayonet socket of injection tube first extends to injection tube by needle stand.
Preferably, sealing ring is block rubber, and sealing ring upper and lower side is equipped with the pressure-bearing curved surface deformed upon when being squeezed.
Preferably, injection rod bottom is provided with the rubber seal plug for crush seal ring, the rubber seal plug with injection
Cylinder inwall close fit.
Preferably, the outer wall of sealing ring is provided with the second stop salient point, and the inwall of injection tube is provided with and the second stop salient point
Second groove of clamping.
Preferably, injection rod upper end is provided with bonnet, bonnet and injection rod clamping.
Preferably, the upper end of injection rod is provided with the convex edge of evagination, and injection tube inwall upper end is provided with the card matched with convex edge
Socket part.
Preferably, injection tube lower end is also arranged with sheath, and sheath is connected on the outer wall of injection tube.
Compared to existing technology, the beneficial effects of the present invention are：
Retraction structure by being provided with vapour-pressure type and spring in syringe of the invention, ensures syringe peace when in use
Quan Xing, syringe is provided with the retraction structure of vapour-pressure type and spring, and buffer cavity is set in syringe, when needing to use note
When emitter is made up a prescription, self-destroying function will not be triggered when injection rod pushes to zero-bit, injection rod is pushed to zero-bit repeatedly
So as to safely being made up a prescription, while there is provided stop salient point, user's operating syringe can have clearly operational feedback, it is to avoid
Maloperation occur causes malpractice.
The present invention is described in further detail with reference to the accompanying drawings and detailed description.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is one of use state schematic diagram of the present invention；
Fig. 3 is the two of use state schematic diagram of the present invention；
Fig. 4 is schematic diagram after self-destruction of the present invention；
Fig. 5 is seal ring structure schematic diagram of the present invention；
Fig. 6 is needle stand structure schematic diagram of the present invention.
Reference：1st, injection tube；11st, the first bayonet socket；12nd, Access Division；13rd, the second groove；2nd, injection rod；21st, second
Bayonet socket；211st, the first groove；22nd, spring housing；221st, the first stop salient point；222nd, clamping joint；23rd, contact part；24th, bullet is compressed
Spring；25th, rubber seal plug；26th, bonnet；27th, convex edge；3rd, sealing ring；31st, through hole；32nd, pressure-bearing curved surface；33rd, the second stop is convex
Point；4th, needle stand；41st, buffer cavity；42nd, draw-in groove；43rd, First terrace；44th, second step face；45th, syringe needle；5th, sheath.
Specific embodiment
As shown in figures 1 to 6, the present embodiment provides a kind of combined type safe self-breaking syringe, including,
Injection tube 1, the bottom wall of injection tube 1 radially inside contracts to form the first bayonet socket 11；
Injection rod 2, wearing for the activity of injection rod 2 is connected in injection tube 1, and the bottom of injection rod 2 is closed with the inwall of injection tube 1
Coordinate, be cavity in injection rod 2, the bottom wall of injection rod 2 radially is inside contracted to form the second bayonet socket 21, and the cavity of injection rod 2 lower section is installed
Have can the motion upwards of relative injection bar 2 spring housing 22, the outer wall of spring housing 22 is provided with the first stop salient point 221, the second bayonet socket
21 inwall is provided with the first groove 211 with the clamping of the first stop salient point 221, and the inwall lower section of injection rod 2 is provided with contact part
23, compression spring 24 is provided between the top and contact part 23 of spring housing 22, compression spring 24 is used to provide a push the spring
Away from the elastic stress of contact part 23, the bottom of spring housing 22 is fixed with clamping joint 222 to set 22；
Sealing ring 3, the injection tube bottom of sealing ring 3, and with the inwall close fit of injection tube 1, the middle part of sealing ring 3 is provided with through hole
31；
Needle stand 4, needle stand 4 is from top to bottom divided into first paragraph, second segment, the 3rd section, and the first paragraph of needle stand 4, second segment, the 3rd
The diameter of section is sequentially reduced；Be cavity in needle stand 4, the first paragraph of needle stand 4 wear be connected in the through hole 31 of sealing ring 3 and with sealing ring 3
Be fitted close, the first paragraph of needle stand 4 is connected with sealing ring 3 and cooperatively forms buffer cavity 41, be provided with the first paragraph cavity of needle stand 3 for
With the draw-in groove 42 of the clamping of clamping joint 222, the first paragraph lower end of needle stand 4 radially inside contracts and forms First terrace 43 with needle stand second segment；
The second segment lower end of needle stand 4 radially inside contracts and forms second step face 44 with the 3rd section of needle stand 4, and the 3rd section of needle stand 4 is closed to be inserted into
In the bayonet socket 11 of injection tube 1 first, and second step face 44 prevents needle stand with the cooperation of the upper surface of 1 first bayonet socket of injection tube 11 to be formed
4 position limiting structures for moving down；Syringe needle 45 is fixed with the cavity that the 3rd section of needle stand 4, syringe needle 45 passes downwardly through note by needle stand 4
The bayonet socket 11 of shooting cylinder 1 first extends to the outside of injection tube 1.
When needing to use syringe to be made up a prescription, as shown in Figure 1, 2, injection rod 2 is pushed to zero-bit by user, now
The clamping joint 222 of spring housing 22 is in the buffer cavity 41 of needle stand 4, can't be with the clamping of draw-in groove 42 on needle stand 4, it is to avoid touched
Hair self-destroying function, realization is safely made up a prescription, meanwhile, it is necessary to medicament is expelled in patient body, injection rod after the completion of making up a prescription
After 2 push to zero-bit, the clamping joint on spring housing 22 is also in the buffer cavity of needle stand 4, will not trigger self-destroying function, is protected
Security during barrier implement injection, it is to avoid malpractice.
, it is necessary to realize syringe self-destruction after injection completes syringe to extract outside human body, as shown in Figure 3,4, injection
The injection rod 2 of device continues down to push from zero-bit, and the bottom crush seal ring 3 of injection rod 2 makes on sealing ring 3 second to stop
Dynamic salient point 33 departs from the clamping of the second groove 13 and as injection rod 2 is moved downwardly together, between sealing ring 3 and injection tube 1 between
The compressed air that gap is produced produces the elastic stress for promoting needle stand 4 upward increasing to First terrace 43, until clamping joint
222 through buffer cavity 41 and with needle stand 4 on the clamping of draw-in groove 42；Continuation down promotes injection rod 2, makes on spring housing 22
First stop salient point 221 departs from the clamping of the first groove 13, and compression spring 24 is empty plus compression to the elastic stress of spring housing 22
Gas makes spring housing 22 and needle stand 4 retract to together in the cavity of injection rod 2 to the elastic stress of needle stand 4, and compression spring 24 stretches
Afterwards can top pressure spring cover 22 top in the cavity of injection rod 2 so that ensureing that syringe needle 45 will not fall after rise exposes injection rod 2,
By such combined type syringe package assembly, there can be obvious rank when user's operating syringe implement injection and self-destruction
Section is divided, and there is clearly operational feedback in each stage, ensure that the security of implement injection, realizes the reliability of self-destruction.
Preferably, as shown in figure 5, sealing ring 3 is block rubber, the upper and lower side of sealing ring 3 is equipped with there is shape when being squeezed
The pressure-bearing curved surface 32 of change, it is more yielding when being easy to sealing ring 3 to be pressurized.
Preferably, the bottom of injection rod 2 is provided with the rubber seal plug 25 for crush seal ring 3, the rubber seal plug 25
With injection tube inwall close fit, sealing is further improved.
Preferably, the outer wall of sealing ring 3 is provided with the second stop salient point 33, and the inwall of injection tube 1 is provided with and the second stop
Second groove 13 of the clamping of salient point 33, ensures structure reliability.
Preferably, injection rod upper end is provided with bonnet 26, bonnet 26 and the clamping of injection rod 2, prevents from realizing bullet after self-destroying function
Spring set 22 flies out injection rod.
Preferably, the upper end of injection rod 2 is provided with the convex edge 27 of evagination, and the inwall upper end of injection tube 1 is provided with and the phase of convex edge 27
The Access Division 12 matched somebody with somebody, after self-destruction is realized, the convex edge 27 of injection rod 2 is connected on Access Division 12, so as to avoid injection rod 2 from extracting
Injection tube 1, further avoids syringe from being reused.
Preferably, the lower end of injection tube 1 is also arranged with sheath 5, and sheath 5 is connected on the outer wall of injection tube 1, makes syringe more
Plus safety.
Above-mentioned implementation method is only the preferred embodiment of the present invention, it is impossible to limit the scope of protection of the invention with this,
The change and replacement of any unsubstantiality that those skilled in the art is done on the basis of of the invention belong to institute of the present invention
Claimed scope.
Claims (7)
1. a kind of combined type safe self-breaking syringe, it is characterised in that including,
Injection tube, the bottom wall of injection tube radially inside contracts to form the first bayonet socket；
Injection rod, wearing for injection rod activity is connected in injection tube, and injection rod bottom and injection tube inwall close fit, injection
It is cavity in bar, the bottom wall of injection rod radially inside contracts to form the second bayonet socket, and injection rod cavity lower section is provided with can relative injection bar
The spring housing for moving upwards, the outer wall of spring housing is provided with the first stop salient point, and the inwall of the second bayonet socket is provided with and the first stop
First groove of salient point clamping, the inwall lower section of injection rod is provided with contact part, and pressure is provided between the top and contact part of spring housing
Contracting spring, compression spring is used to provide elastic stress of the push the spring set away from contact part, and the bottom of spring housing is fixed
It is provided with clamping joint；
Sealing ring, sealing ring is placed in injection tube bottom, and with injection tube inwall close fit, sealing ring middle part is provided with through hole；
Needle stand, needle stand is from top to bottom divided into first paragraph, second segment, the 3rd section, and needle stand first paragraph, second segment, the 3rd section straight
Footpath is sequentially reduced；It is cavity in needle stand, needle stand first paragraph is worn and is connected in the through hole of sealing ring and is fitted close with sealing ring, needle stand
First paragraph is connected with sealing ring and cooperatively forms buffer cavity, is provided with for the card with clamping joint clamping in needle stand first paragraph cavity
Groove, needle stand first paragraph lower end radially inside contracts and forms First terrace with needle stand second segment；Needle stand second segment lower end radially inside contract with
The 3rd section of needle stand forms second step face, and the 3rd section of needle stand is closed to be inserted into the bayonet socket of injection tube first, and second step face
Coordinate to form the position limiting structure for preventing needle stand from moving down with the first bayonet socket of injection tube upper surface；In the cavity that the 3rd section of needle stand
Syringe needle is fixed with, syringe needle passes downwardly through the outside that the bayonet socket of injection tube first extends to injection tube by needle stand.
2. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that sealing ring is block rubber, close
Seal ring upper and lower side is equipped with the pressure-bearing curved surface deformed upon when being squeezed.
3. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that injection rod bottom is provided with use
In the rubber seal plug of crush seal ring, the rubber seal plug and injection tube inwall close fit.
4. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that the outer wall of sealing ring is provided with the
Two stop salient points, the inwall of injection tube is provided with the second groove with the second stop salient point clamping.
5. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that after injection rod upper end is provided with
Lid, bonnet and injection rod clamping.
6. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that the upper end of injection rod is provided with outer
Convex convex edge, injection tube inwall upper end is provided with the Access Division matched with convex edge.
7. a kind of combined type safe self-breaking syringe as claimed in claim 1, it is characterised in that injection tube lower end is also arranged with
Sheath, sheath is connected on the outer wall of injection tube.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041728.2A CN106823075B (en) | 2017-01-20 | 2017-01-20 | A kind of combined type safe self-breaking syringe |
| PCT/CN2018/073180 WO2018133812A1 (en) | 2017-01-20 | 2018-01-18 | Composite safe auto-disable syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710041728.2A CN106823075B (en) | 2017-01-20 | 2017-01-20 | A kind of combined type safe self-breaking syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106823075A true CN106823075A (en) | 2017-06-13 |
| CN106823075B CN106823075B (en) | 2019-02-26 |
Family
ID=59120767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710041728.2A Active CN106823075B (en) | 2017-01-20 | 2017-01-20 | A kind of combined type safe self-breaking syringe |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106823075B (en) |
| WO (1) | WO2018133812A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018133812A1 (en) * | 2017-01-20 | 2018-07-26 | 黄旭荣 | Composite safe auto-disable syringe |
| CN109513070A (en) * | 2017-09-18 | 2019-03-26 | 刘期全 | Automatically safe injector is inside contracted |
| GB2590515A (en) * | 2019-12-16 | 2021-06-30 | Guangdong Hongshan Medical Device Tech Co Ltd | Novel composite safety self-destructing syringe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2650779Y (en) * | 2003-11-06 | 2004-10-27 | 林作钱 | Separated self-destructed syringes |
| US20050070854A1 (en) * | 2003-09-25 | 2005-03-31 | Wright Alastair Douglas | Syringe |
| EP2246082A1 (en) * | 2009-04-28 | 2010-11-03 | Ming-Jeng Shue | Pre-filled disposable syringe |
| CN204033948U (en) * | 2014-09-01 | 2014-12-24 | 黄海川 | A kind of Novel pneumatic safe self-breaking syringe |
| CN204951829U (en) * | 2015-07-13 | 2016-01-13 | 广东因特圣医疗器械有限公司 | Automatic retracting type self -destruction injecting device |
| CN207024358U (en) * | 2017-01-20 | 2018-02-23 | 黄旭荣 | A kind of combined type safe self-breaking syringe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823075B (en) * | 2017-01-20 | 2019-02-26 | 广东泓山医疗器械科技有限公司 | A kind of combined type safe self-breaking syringe |
| CN106860974B (en) * | 2017-04-14 | 2019-01-25 | 黄旭荣 | Segmented safety self-destroyed syringe |
-
2017
- 2017-01-20 CN CN201710041728.2A patent/CN106823075B/en active Active
-
2018
- 2018-01-18 WO PCT/CN2018/073180 patent/WO2018133812A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050070854A1 (en) * | 2003-09-25 | 2005-03-31 | Wright Alastair Douglas | Syringe |
| CN2650779Y (en) * | 2003-11-06 | 2004-10-27 | 林作钱 | Separated self-destructed syringes |
| EP2246082A1 (en) * | 2009-04-28 | 2010-11-03 | Ming-Jeng Shue | Pre-filled disposable syringe |
| CN204033948U (en) * | 2014-09-01 | 2014-12-24 | 黄海川 | A kind of Novel pneumatic safe self-breaking syringe |
| CN204951829U (en) * | 2015-07-13 | 2016-01-13 | 广东因特圣医疗器械有限公司 | Automatic retracting type self -destruction injecting device |
| CN207024358U (en) * | 2017-01-20 | 2018-02-23 | 黄旭荣 | A kind of combined type safe self-breaking syringe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018133812A1 (en) * | 2017-01-20 | 2018-07-26 | 黄旭荣 | Composite safe auto-disable syringe |
| CN109513070A (en) * | 2017-09-18 | 2019-03-26 | 刘期全 | Automatically safe injector is inside contracted |
| GB2590515A (en) * | 2019-12-16 | 2021-06-30 | Guangdong Hongshan Medical Device Tech Co Ltd | Novel composite safety self-destructing syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018133812A1 (en) | 2018-07-26 |
| CN106823075B (en) | 2019-02-26 |
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Effective date of registration: 20180921 Address after: 516100 the first industrial area of Shiwan, Guangdong, Huizhou, Boluo. Applicant after: Guangdong Hongshan Medical Device Technology Co., Ltd. Address before: 515300 138 hydropower station, Ma Village, Puning, Jieyang, Guangdong. Applicant before: Huang Xurong |
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