CN108543144A - Integral type attachment device - Google Patents
Integral type attachment device Download PDFInfo
- Publication number
- CN108543144A CN108543144A CN201810427142.4A CN201810427142A CN108543144A CN 108543144 A CN108543144 A CN 108543144A CN 201810427142 A CN201810427142 A CN 201810427142A CN 108543144 A CN108543144 A CN 108543144A
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- Prior art keywords
- pin end
- integral type
- attachment device
- parts
- female connector
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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.)
- Pending
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- 239000000565 sealant Substances 0.000 claims description 12
- 238000013461 design Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000243 solution Substances 0.000 description 12
- 241000894006 Bacteria Species 0.000 description 9
- 238000002474 experimental method Methods 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 5
- 238000001802 infusion Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 4
- FFRBMBIXVSCUFS-UHFFFAOYSA-N 2,4-dinitro-1-naphthol Chemical compound C1=CC=C2C(O)=C([N+]([O-])=O)C=C([N+]([O-])=O)C2=C1 FFRBMBIXVSCUFS-UHFFFAOYSA-N 0.000 description 3
- 241000219095 Vitis Species 0.000 description 2
- 235000009754 Vitis X bourquina Nutrition 0.000 description 2
- 235000012333 Vitis X labruscana Nutrition 0.000 description 2
- 235000014787 Vitis vinifera Nutrition 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 241000191940 Staphylococcus Species 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 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
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/0208—Subcutaneous access sites for injecting or removing fluids
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/10—Tube connectors; Tube couplings
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Vascular Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of integral type attachment devices to include：Female connector；The pin end that can be connect with female connector；Positioned at shaking hands for public access cephalic par；Further include realizing the twisting into two parts a little of being connect with pin end of shaking hands, it is described to twist into two parts the connection weak spot for being a little set as shaking hands with pin end；And it is connected and for limiting the position limiting fence of disengaging of shaking hands with shaking hands.The present invention is as a kind of external link structure; reduce the design difficulty of conduit; in addition; the present invention is in use; after pin end connect positioning with female connector, it artificially will be unable to, by the position changed between pin end and female connector of shaking hands, shake hands and be difficult to fall off from pin end; it protects pin end not by other outer force effects, ensures that pin end keeps closely connecting in use with female connector.
Description
Technical field
The present invention relates to clinical medical devices field more particularly to a kind of integral type attachment devices.
Background technology
Currently, form there are mainly three types of the structures that the merging conduit of ductus venosus is connect with connector extension tube：
The first be manufacture before injection molding, i.e., by high temperature make connector extension tube with merging conduit integrated through injection molding at
Type.Just injection molding is integrated this conduit before manufacture, although being not in de- substantially during the use in later stage
The phenomenon that falling, but higher is required on product forming technique, product design difficulty bigger, so often comparing in product operation
It is complicated.Such as CVC (central venous catheter), PICC (peripherally inserted central conduit) use are exactly this structure on the market.
It is for second the bonding forming before manufacture, i.e., so that connector extension tube is connected as one with merging conduit by glue curing
Body, this conduit are also before manufacture with regard to forming, but since bonding forming is that two kinds of materials are bonded together by glue,
Service life and drug resistance can be more weaker than injection molding, are possible to fall off in the later stage.Such as Y type remaining needle uses
It is exactly this structure.
The third is the outer connection after setting pipe, i.e., the mode connected in addition makes connector extension tube and is placed in supravasal connector
It is attached, this outer connection type uses after setting pipe, and what this would not influence product early period sets pipe mode, will not
Influence product design.But since this connection type is easy to fall off in use, and it is easy to happen infection, clinically one
As there is this outer be connected to 5-7 days or so of regulation just to need replacing, utilization rate is low.If connector extension tube and merging conduit connection
Relatively when point of puncture, replacement is cumbersome, and is easy that conduit is made to deviate from.Such as straight type remaining needle use is exactly this
Structure.
Invention content
At least one of the object of the present invention is to provide a kind of integral type attachment devices, to solve the above technical problems.
According to an aspect of the present invention, a kind of integral type attachment device is provided, including：Female connector；It can connect with female connector
The pin end connect；Positioned at shaking hands for public access cephalic par；Further include realizing the twisting into two parts a little of connect with pin end of shaking hands, stubborn breakpoint setup
For the connection weak spot with pin end of shaking hands；And it is connected and for limiting the position limiting fence of disengaging of shaking hands with shaking hands.
Preferably, breakpoint is set to pin end and is integrally formed with pin end.
Preferably, position limiting fence, which is set to, shakes hands and is integrally formed with shaking hands.
Preferably, position limiting fence is the flake structure of surfacing.
Preferably, the connection type of pin end and female connector is to be spirally connected, and is provided on pin end and female connector when being spirally connected pair
The screw thread answered.
Preferably, it twists into two parts and is a little set as bearing being broken when torque is more than 0.12Nm, pin end is being twisted into two parts a little with female connector
Be spirally connected success before fracture.
Preferably, appearance of shaking hands is equipped with vertical line protrusion.
Preferably, the number twisted into two parts a little is no less than three.
Preferably, a different sizes are twisted into two parts.
Preferably, it twists into two parts and is a little unevenly distributed.
Preferably, the coating medical grade sealant on pin end.
The present invention also provides application of the above-mentioned integral type attachment device in medical device.
Integral type attachment device of the present invention reduces the design difficulty of conduit as external link structure.The public access of the present invention
Head and female connector are conducive to lock pin end and female connector by the connection that is spirally connected.The present invention is a little set with position limiting fence by twisting into two parts
It sets, can be after pin end and female connector positioning, being effectively prevented artificially to turn to shake hands makes pin end and female connector detach：Profit
Connection with the weak connection fracture pin end twisted into two parts a little and between shaking hands, rotation, which is shaken hands, after fracture will be unable to make pin end again
Position changes；After connection fracture, twists into two parts and a little be combined with each other with position limiting fence, will make shaking hands after being disconnected with pin end
It is retained in the surface of pin end, pin end can neither be acted at this time by shaking hands, other external force is also prevented to act on pin end；It is more
It is a twist into two parts a little be in different sizes, be unevenly distributed setting, reduce artificially make it is post-rift twist into two parts a little with the notch weight on position limiting fence
It closes to make to shake hands the possibility to fall off.In addition, using medical grade sealant, may be implemented complete between pin end and female connector
It is hermetically sealed, enhance the antibacterial ability of integral type attachment device of the present invention.Generally speaking, the present invention makes split type connection be changed into
Integral type connects, and reduces the design difficulty of merging conduit, solves the risk that hospital clinical top connection extension tube is easy to fall off, and
Ensure that there is good air-tightness and resistance bacterium ability between the connector connected, avoids the cumbersome behaviour for frequently replacing connector extension tube
Make.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of decomposition texture schematic diagram of integral type attachment device of the present invention；
Fig. 2 is a kind of stereogram of integral type attachment device embodiment of the present invention (before effect)；
Fig. 3 is sectional views of the Fig. 2 along line A-A；
Fig. 4 is a kind of stereogram of integral type attachment device embodiment of the present invention (after effect)；
Fig. 5 is sectional views of the Fig. 4 along line B-B；
Fig. 6 is the experimental provision structure chart in embodiment 2.
In the figures above, 1, female connector, 2, pin end, 3, shake hands, 4, position limiting fence, 5 twist into two parts a little.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
In the present description, the orientation or positional relationship of the instructions such as term "upper", "lower", " preceding " and " rear " is based on attached
Orientation or positional relationship shown in figure is merely for convenience of the description present invention rather than requires the present invention must be with specific orientation
Construction and operation, therefore be not considered as limiting the invention.
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As shown in Fig. 1~5, a kind of integral type attachment device of the present embodiment, including：Female connector 1 can be spirally connected with female connector 1
Pin end 2, shaking hands 3, be integrally formed with 3 integrally formed position limiting fences 4 of shaking hands, with pin end 2 positioned at 2 end of pin end
Twist into two parts a little 5.Female connector 1 is tapped female Luer；Pin end 2 is with externally threaded female Luer, and in public access
Uniform coating medical grade sealant on first 2 circular conical surface.Shake hands 3, outer surface forms vertical line protrusion.In the present embodiment, limit
Column 4 is the flake structure being arranged shaking hands the surfacing on the periphery that 3 connect with pin end 2, position limiting fence 4 and pin end 2
Between it is connectionless, the edge of position limiting fence 4 and 3 connections of shaking hands forms and twists into two parts a little the notch that 5 numbers are suitable, shape is coincide.Shake hands 3
A little 5 connection is realized by twisting into two parts, and twist into two parts and a little 5 connected to be weak between pin end 2.Before twisting into two parts, respectively twist into two parts a little 5 be located at it is each
It the position limiting fence 4 identical from position, shape and shakes hands in notch formed by 3, and abuts 3 sides being connect with position limiting fence 4 of shaking hands
Edge.Be equipped in the present embodiment 3 it is not of uniform size, twist into two parts a little 5 in irregular distribution.
When the present embodiment is in use, that holds pin end 2 end shakes hands 3, and pin end 2 is inserted into female connector 1, and along
Being threaded into female connector 1 in female connector 1, as shown in Figure 2,3.In the present embodiment, it is completely screwed into mother in pin end 2 and connects
It is extraneous that 0.12Nm is less than by the torque that 3 apply to pin end 2 of shaking hands before first 1.After pin end 2 is threaded to the end, at this time
Female connector 1 and being located by connecting for pin end 2 have been completed, then firmly turn shakes hands 3, specifically, 3 are applied more than to shaking hands
0.12Nm torques, you can make on pin end 2 twist into two parts a little 5 and the weak connection shaken hands between 3 be broken, shake hands and 3 immediately will
It is detached with pin end 2, such as Fig. 4, hereafter, is rotated further by shaking hands after separation and 3 will be unable to turn pin end 2 again.
As shown in figure 5, twisting into two parts a little after 5, twists into two parts and a little 5 stay on pin end 2,3 effect of inertia when twisting into two parts of shaking hands
Under will continue to move to the direction that turns, make to twist into two parts and a little 5 be staggered with its place indentation, there before fracturing, and make and 3 phases of shaking hands
Position limiting fence 4 even moves to the top for twisting into two parts a little 5 place planes.With twist into two parts before residing indentation, there be staggered after twist into two parts a little 5 still
3 edges being connect with position limiting fence 4 of shaking hands are abut, due to the presence of position limiting fence 4, a little 5 support is twisted into two parts positioned at 4 lower section of position limiting fence
Position limiting fence 4,3 the surface of pin end 2 is retained in after twisting into two parts a little 5 fractures to make to shake hands and is unlikely to fall from pin end 2
It falls.It twists into two parts for 3 and a little 5 is set as different sizes and in irregular distribution, increase to twist into two parts after fracture and a little 5 and shake hands 3 companies
The difficulty that the notch at 4 edge of position limiting fence overlaps is connect, to reduce 3 possibilities fallen from pin end 2 of shaking hands.As a result, with
Pin end 2 disconnect after shake hands and 3 can no longer function to pin end 2, and utilize 3 resistances of shaking hands for being located at 2 surface of pin end
Stop other external force and acts on pin end 2.
Embodiment 2
The present embodiment is the air-tightness and resistance bacterium ability for the integral type attachment device for verifying embodiment 1.
1. experiment appliance：Biohazard Safety Equipment, insulating box, nutrient solution, sterilized calparine cap, sterile gloves, sterile injection
Device, medical 75% alcohol, bacterium liquid (golden yellow grape bacterium solution).
2. experimental setup：
Compare 1 group：
Pin end 2 (not having coating medical grade sealant) is placed at 58 DEG C 106 days respectively with female connector 1 (to be equivalent to often
Temperature is lower to place 3 years), pin end 2 is connect (eight groups) with female connector 1 before testing；
Test 1 group：
Pin end 2 (being coated with medical grade sealant) in embodiment 1 is placed 106 days at 58 DEG C respectively with female connector 1
(be equivalent under room temperature and place 3 years), pin end 2 is connect (eight groups) with female connector 1 before testing.
Compare 2 groups：
It places 35 days and (is equivalent at 58 DEG C after pin end 2 (not having coating medical grade sealant) is connect with female connector 1
Placed 1 year under room temperature) (eight groups)；
Test 2 groups：
After pin end 2 (being coated with medical grade sealant) in embodiment 1 is connect with female connector 1 35 are placed at 58 DEG C
It (is equivalent under room temperature and places 1 year) (eight groups).
The above structure all has been subjected to leak-testing before experiment, it was demonstrated that and its No leakage is packaged after placement, using
EO sterilization process, it is ensured that germ-free condition is in structure.
3. experimental procedure
(1) sample that the above sample structure is taken out in the sack of encapsulation is constituted after female connector 1 is connect with pin end 2
The both ends of integral type attachment device connect calparine cap.Shown in Fig. 6, integral type attachment device is put into and is soaked with fresh match
In the golden yellow staphylococcus bacterium solution set.
(2) two calparine caps are sterilized.Two syringes are taken, wherein a syringe extracts suitable nutrient solution.Two syringes point
Not Chuan Ci both ends calparine cap, push away a pumping by one, in syringe nutrient solution push-in closed structure in.
(3) syringe is extracted, original calparine cap is replaced with new.
(4) after placing a week, repetitive operation step 2 and 3 extracts the nutrient solution in closed structure and cultivate out, will
Gained culture solution places observation 3 days.Then the golden yellow grape bacterium solution of fresh configuration is replaced.
4. experimental result
By tracking in 5 weeks, 2 groups of gained culture solutions of 1 group of control and control were testing the later stage obtained culture carried out
Liquid is placing the faint positive for bacteria of observation discovery in 2 days, and 2 groups of gained culture solutions of 1 group of experiment and experiment are in the overall process of experiment
In all there is not positive for bacteria.The experiment results show that integral type attachment device of the present invention, does not have coating medical in pin end 2
In the case of sealant, the seal connection between pin end 2 and female connector 1 can be tentatively realized, and have coating to cure in pin end 2
In the case of with sealant, the seal connection between pin end 2 and female connector 1 can be fully achieved.
Specifically, it after the medical grade sealant that pin end 2 is coated with, is placed by long-time and (places 106 at 58 DEG C
It, is equivalent under room temperature and places 3 years), then connect with female connector 1, the seal of device remains to resistance bacterium up to one month or more.
It after pin end 2 is coated with medical grade sealant, is connect immediately with female connector 1, then places a period of time (at 58 DEG C
It is lower to place 35 days, be equivalent under room temperature and place 1 year), the seal of device remains to continue resistance bacterium up to one month or more.
Embodiment 3
Integral type attachment device in embodiment 1 is applied to ductus venosus by the present embodiment, by female connector 1 and pin end 2
Integral type attachment device is connected and composed by connecting positioning method described in embodiment 1, and in the female connector of integral type attachment device 1
One end connect the merging conduit of ductus venosus, connect the infusion of ductus venosus in 2 one end of pin end of integral type attachment device
Extension tube.Pin end 2 is realized by way of injection molding with infusion extension tube and is connect.The present embodiment ductus venosus can set pipe
Realize that merging conduit and the being completely closed property of infusion extension tube are connect by integral type attachment device afterwards, not for pipe design and
It sets pipe mode and increases difficulty, during use, the phase of the female connector after being located by connecting 1 and pin end 2 can not be changed easily
To position, infusion extension tube is not easily to fall off, realizes that the ductus venosus after integral type connection has good leakproofness, was using
Without frequently replacing extension tube of being infused in journey.
The method of content provided to the embodiment of the present invention and relevant device, system are described in detail above, herein
In apply specific case principle and implementation of the present invention are described, the explanation of above example is only intended to sides
Assistant solves the method and its core concept of the present invention；Meanwhile for those of ordinary skill in the art, the think of invented in fact according to this
Think, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification should not be construed as pair
The limitation of the present invention.
Claims (11)
1. a kind of integral type attachment device, which is characterized in that including：
Female connector；
The pin end that can be connect with female connector；
Positioned at shaking hands for public access cephalic par；
Further include realizing the twisting into two parts a little of connect with pin end of shaking hands, it is described to twist into two parts the connection weakness being a little set as shaking hands with pin end
Point；
And it is connected and for limiting the position limiting fence of disengaging of shaking hands with shaking hands.
2. integral type attachment device as described in claim 1, it is characterised in that：Described twist into two parts a little is set to pin end and the public affairs
Connector is integrally formed.
3. integral type attachment device as described in claim 1, it is characterised in that：The position limiting fence is set to and shakes hands and held with described
Hand is integrally formed.
4. integral type attachment device as described in claim 1, it is characterised in that：The position limiting fence is the thin slice knot of surfacing
Structure.
5. integral type attachment device as described in claim 1, it is characterised in that：The connection type of the pin end and female connector
To be spirally connected, the pin end be provided on female connector be spirally connected when corresponding screw thread.
6. integral type attachment device as claimed in claim 5, it is characterised in that：Described twist into two parts a little is set as bearing torque and is more than
It is broken when 0.12Nm, the pin end and the female connector twist into two parts the success that is spirally connected before a fracture described.
7. integral type attachment device as described in claim 1, it is characterised in that：The appearance of shaking hands is equipped with vertical line protrusion.
8. integral type attachment device as described in claim 1, it is characterised in that：The number twisted into two parts a little is no less than three
It is a.
9. integral type attachment device as claimed in claim 8, it is characterised in that：It is described to twist into two parts a different sizes.
10. integral type attachment device as claimed in claim 8, it is characterised in that：Described twist into two parts a little is unevenly distributed.
11. such as claim 1~10 any one of them integral type attachment device, it is characterised in that：It is applied on the pin end
Cover medical grade sealant.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017208453916 | 2017-07-12 | ||
| CN201720845391 | 2017-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108543144A true CN108543144A (en) | 2018-09-18 |
Family
ID=63513552
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810427142.4A Pending CN108543144A (en) | 2017-07-12 | 2018-05-07 | Integral type attachment device |
| CN201820675302.2U Active CN209033348U (en) | 2017-07-12 | 2018-05-07 | Integral type attachment device |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820675302.2U Active CN209033348U (en) | 2017-07-12 | 2018-05-07 | Integral type attachment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN108543144A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111643740A (en) * | 2020-05-21 | 2020-09-11 | 嘉兴市第一医院 | Drainage device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543144A (en) * | 2017-07-12 | 2018-09-18 | 昊朗科技（佛山）有限公司 | Integral type attachment device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101743034A (en) * | 2007-05-16 | 2010-06-16 | Icu医学有限公司 | The medical connector that has closeable male luer |
| CN201771917U (en) * | 2010-07-22 | 2011-03-23 | 西安欧卡姆电气有限公司 | Constant-torque bolt |
| CN203477657U (en) * | 2013-09-11 | 2014-03-12 | 广东美的制冷设备有限公司 | Anti-disassembly pipe connector device and air conditioner |
| CN204092840U (en) * | 2014-07-22 | 2015-01-14 | 徐海英 | Resistance cingula cap infusion connector |
| CN106194959A (en) * | 2016-08-30 | 2016-12-07 | 广东粤创电力科技有限公司 | A kind of internal-fastening type moment platen bolt |
| CN209033348U (en) * | 2017-07-12 | 2019-06-28 | 昊朗科技（佛山）有限公司 | Integral type attachment device |
-
2018
- 2018-05-07 CN CN201810427142.4A patent/CN108543144A/en active Pending
- 2018-05-07 CN CN201820675302.2U patent/CN209033348U/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101743034A (en) * | 2007-05-16 | 2010-06-16 | Icu医学有限公司 | The medical connector that has closeable male luer |
| CN201771917U (en) * | 2010-07-22 | 2011-03-23 | 西安欧卡姆电气有限公司 | Constant-torque bolt |
| CN203477657U (en) * | 2013-09-11 | 2014-03-12 | 广东美的制冷设备有限公司 | Anti-disassembly pipe connector device and air conditioner |
| CN204092840U (en) * | 2014-07-22 | 2015-01-14 | 徐海英 | Resistance cingula cap infusion connector |
| CN106194959A (en) * | 2016-08-30 | 2016-12-07 | 广东粤创电力科技有限公司 | A kind of internal-fastening type moment platen bolt |
| CN209033348U (en) * | 2017-07-12 | 2019-06-28 | 昊朗科技（佛山）有限公司 | Integral type attachment device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111643740A (en) * | 2020-05-21 | 2020-09-11 | 嘉兴市第一医院 | Drainage device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN209033348U (en) | 2019-06-28 |
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