CN108653864A - A kind of medical infusion connection combination apparatus - Google Patents
A kind of medical infusion connection combination apparatus Download PDFInfo
- Publication number
- CN108653864A CN108653864A CN201810502003.3A CN201810502003A CN108653864A CN 108653864 A CN108653864 A CN 108653864A CN 201810502003 A CN201810502003 A CN 201810502003A CN 108653864 A CN108653864 A CN 108653864A
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- CN
- China
- Prior art keywords
- liquid
- infusion
- connect
- honour
- seat
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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
-
- 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
- A61M39/10—Tube connectors; Tube couplings
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- 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 medical infusion connection combination apparatus in the field of medical instrument technology, include according to infusion flow be detachably connected successively infusion part, liquid-contacting part, infusion part include infusion skirt, infusion the seat of honour, conducting pellet, linkage board, resetting spring；Conducting pellet is slidably mounted in slide fit chamber；Liquid-contacting part includes connecing liquid skirt, connecing the liquid seat of honour, leakproof seal circle, connect liquid buttcover plate；It connects liquid buttcover plate to be equipped with a pair of and be symmetrically mounted on and connect on the liquid seat of honour, sets that there are two the liquid butt holes that connects that can connect liquid buttcover plate with two respectively in infusion to lock the latch components matched on the seat of honour of being infused.Convenient for rapidly connecting or separating infusion part and liquid-contacting part.
Description
Technical field
The present invention relates to the field of medical instrument technology, more particularly to medical infusion connection combination apparatus.
Background technology
Medical infusion connection combination apparatus, and it is properly termed as the infusion connector of two interconnections when infusion, infusion connector
It is connected with each other in a manner of screw-thread fit with liquid connector is connect.But infusion connector with connect liquid connector screw up connect when elasticity
It is not easy to control, once tension may result in the case where being not readily separated, once pine may result in liquid leakage excessively.
Invention content
The object of the present invention is to provide a kind of medical infusion connection combination apparatus, convenient for rapidly connecting or separating infusion portion
Part and liquid-contacting part.
The object of the present invention is achieved like this：A kind of medical infusion connection combination apparatus, including according to infusion flow according to
The secondary infusion part being detachably connected, liquid-contacting part, the infusion part include infusion skirt, infusion the seat of honour, conducting pellet,
Linkage board, resetting spring；
It is equipped with liquid storage chamber, liquid collection cavity, slide fit chamber, inserting chamber successively according to infusion flow in the infusion seat of honour, the infusion is drawn
Pipe is connected with liquid storage chamber, and the liquid storage chamber and liquid collection cavity are interconnected, and the slide fit chamber extends along infusion direction, the conducting
Pellet is slidably mounted in slide fit chamber, and a circle is set on the conducting pellet outer wall for clogging its outer wall and slide fit chamber
The liquid sealing rubber ring in the gap between inner wall is equipped with defining flange, the defining flange between the slide fit chamber and inserting chamber
It is equipped with the access aperture for being also turned on slide fit chamber and inserting chamber, the conducting pellet is connected when being equipped with multiple infusions with liquid collection cavity
Inlet opening that is logical, being sealed by slide fit cavity wall when not being infused, the conducting pellet are equipped with the confluence to connect with its outlet end
Hole, the inlet opening are interconnected with confluence hole；
The linkage board is combined with the outer wall of conducting pellet, and the linkage board is connected by resetting spring with inserting cavity wall,
The linkage board is movably through defining flange, and the conducting pellet is not when being infused in the position for touching defining flange
On, the conducting pellet is in infusion on the position being separated with defining flange；
A circle is pasted on the inserting cavity wall can prevent the only liquid-tight seal that liquid is revealed when infusion；
The liquid-contacting part includes connecing liquid skirt, connecing the liquid seat of honour, leakproof seal circle, connect liquid buttcover plate, and described connect sets on the liquid seat of honour
Have and connect fluid apertures road according to the perforation of infusion direction is therein, it is described connect liquid skirt and be connected to connect on the liquid seat of honour, and connect liquid skirt and connect
The outlet end in fluid apertures road is connected, it is described connect the liquid seat of honour be equipped with infusion when may pass through access aperture and against conducting pellet taper
Portion, the tapered portion its lateral wall in infusion are entangled by only liquid-tight seal just, and the fluid apertures road that connects also extends through entire taper
Portion, the liquid feeding end for connecing fluid apertures road are in tapered portion end, and the liquid feeding end for connecing fluid apertures road is in infusion against conducting core
Block is simultaneously connected with confluence hole, and the leakproof seal circle, which is mounted on to connect on the liquid seat of honour and seal in infusion, connects the liquid seat of honour and infusion
Gap between the seat of honour；
The liquid buttcover plate that connects is equipped with a pair and symmetrically mounted on connecing on the liquid seat of honour, each connects and be equipped on liquid buttcover plate
It connects liquid butt hole, sets that there are two can connect liquid buttcover plate with two respectively in infusion to connect liquid butt hole lock on the infusion seat of honour
The latch components matched.
Compared with prior art, the beneficial effects of the present invention are：First, can rapidly connect infusion part and meet liquid portion
Part, by tapered portion be inserted into inserting chamber and pass through access aperture, tapered portion withstand conducting pellet and make converge hole with connect fluid apertures road phase
Connection so that conducting pellet drives linkage board compression reseting spring so that inlet opening is interconnected with liquid collection cavity, connects fluid apertures at this time
Road just with connect liquid skirt be interconnected so that liquid can successively pass through infusion skirt, liquid storage chamber, liquid collection cavity, feed liquor
Hole, connects fluid apertures road, connects liquid skirt confluence hole, can be prevented under leakproof seal circle and the only dual sealing functions of liquid-tight seal defeated
The leakage of liquid when liquid, and when being infused, resetting spring plays the work for ensureing latch components and connecing liquid butt hole and connect tightness
With；Second, infusion part and liquid-contacting part can rapidly be detached, as long as unlock latch components, you can quick separating infusion part
And liquid-contacting part, at this point, tapered portion leaves inserting chamber, conducting pellet abuts against limit under the elastic restoring force effect of resetting spring
Position flange so that slide fit cavity wall can seal inlet opening, thoroughly disconnect infusion access；Third, infusion part and liquid-contacting part
It can repeatedly utilize, save medical resources.
As a further improvement on the present invention, limit abutment plate, the limit are equipped between the liquid storage chamber and liquid collection cavity
Abutment plate is equipped with the liquid-passing hole that can be connected to liquid storage chamber and liquid collection cavity simultaneously, and the conducting pellet is equipped with movable pass through and leads to liquid
The linkage post in hole, it is close that the linkage post end is equipped with the end seal plate for sealing liquid-passing hole, the end when not being infused
Sealing plate, which is equipped with when not being infused, to be close to limit abutment plate and seals up the sealing liquid rubber ring of liquid-passing hole.In infusion, with conducting
The movement of pellet, end seal plate unseal liquid-passing hole, and when not being infused, in the case where the elastic restoring force of resetting spring drives, end
End seal plate is moved together with conducting pellet until sealing liquid-passing hole, and sealing liquid rubber ring can thoroughly seal liquid-passing hole.
As a further improvement on the present invention, the latch components include whip lock, stop protrusion, latch spring, institute
Whip lock one end to be stated to be hinged on the infusion seat of honour, the whip lock free end is connected by latch spring with the infusion seat of honour,
The stop protrusion be mounted near whip lock free end and be inserted into infusion connect liquid buttcover plate connect liquid butt hole.
In lock, liquid buttcover plate is connect against whip lock and compresses latch spring, be inserted into and connect in liquid butt hole until stop protrusion, it can
It is quickly accomplished the docking lock operation of infusion part and liquid-contacting part.
Description of the drawings
Fig. 1 is the transfusion state figure of the present invention.
Fig. 2 is the schematic diagram that infusion part is in non-transfusion state.
Wherein, 1 liquid-contacting part, 101 connect liquid skirt, and 102 connect the liquid seat of honour, and 102a connects fluid apertures road, and 102b tapered portion, 103 is anti-
Sealing ring is leaked, 104 connect liquid buttcover plate, and 104a meets liquid butt hole, 2 infusion parts, 201 infusion skirts, the 202 infusion seat of honours, 202a
Liquid storage chamber, 202b liquid collection cavities, 202c slide fit chambers, 202d inserting chambers, 203 limit abutment plates, 203a liquid-passing holes, 204 defining flanges,
204a access aperture, 205 only liquid-tight seal, 206 conducting pellets, 206a confluences hole, 206b inlet openings, 207 linkage boards, 208 reset
Spring, 209 linkage posts, 210 end seal plates, 211 sealing liquid rubber rings, 212 whip locks, 213 stop protrusions, 214 lock bullets
Spring, 215 liquid sealing rubber rings.
Specific implementation mode
As shown in Figs. 1-2, a kind of medical infusion connection combination apparatus, including be detachably connected successively according to infusion flow
Infusion part 2, liquid-contacting part 1, infusion part 2 include infusion skirt 201, infusion the seat of honour 202, conducting pellet 206, linkage board
207, resetting spring 208.
It is equipped with liquid storage chamber 202a, liquid collection cavity 202b, slide fit chamber successively according to infusion flow in the above-mentioned infusion seat of honour 202
202c, inserting chamber 202d, infusion skirt 201 are connected with liquid storage chamber 202a, and liquid storage chamber 202a and liquid collection cavity 202b are interconnected,
Slide fit chamber 202c extends along infusion direction, and conducting pellet 206 is slidably mounted in slide fit chamber 202c, is connected outside pellet 206
Liquid sealing rubber ring 215 of the circle for clogging the gap between its outer wall and slide fit chamber 202c inner walls, slide fit are set on wall
Defining flange 204 is equipped between chamber 202c and inserting chamber 202d, defining flange 204, which is equipped with, to be also turned on slide fit chamber 202c and insert
Access aperture 204a with chamber 202d, conducting pellet 206 be equipped with it is being connected with liquid collection cavity 202b when multiple infusions, when not being infused
The inlet opening 206b sealed by slide fit chamber 202c inner walls, conducting pellet 206 are equipped with the confluence hole 206c to connect with its outlet end,
Inlet opening 206b is interconnected with confluence hole 206c.
Above-mentioned linkage board 207 is combined with the outer wall of conducting pellet 206, and linkage board 207 passes through resetting spring 208 and inserting
Chamber 202d inner walls are connected, and movably through defining flange 204, conducting pellet 206 is in when not being infused to be touched linkage board 207
On the position of defining flange 204, conducting pellet 206 is in infusion on the position being separated with defining flange 204.
A circle is pasted on above-mentioned inserting chamber 202d inner walls can prevent the only liquid-tight seal 205 that liquid is revealed when infusion.
Above-mentioned liquid-contacting part 1 includes connecing liquid skirt 101, connecing the liquid seat of honour 102, leakproof seal circle 103, connect liquid buttcover plate 104,
It connects the liquid seat of honour 102 and is equipped with and meet fluid apertures road 102a according to the perforation of infusion direction is therein, connect liquid skirt 101 and be connected to and connect the liquid seat of honour
It on 102, and connects liquid skirt 101 and is connected with the outlet end for meeting fluid apertures road 102a, connect when the liquid seat of honour 102 is equipped with infusion and may pass through
Access aperture 204a and against conducting pellet 206 tapered portion 102b, tapered portion 102b infusion when its lateral wall just by only liquid
Sealing ring 205 entangles, and meets fluid apertures road 102a and also extends through entire tapered portion 102b, and the liquid feeding end for meeting fluid apertures road 102a is in tapered portion
The ends 102b, the liquid feeding end for meeting fluid apertures road 102a are connected in infusion against conducting pellet 206 and with confluence hole 206a, leakproof
Sealing ring 103, which is mounted on, to be connect on the liquid seat of honour 102 and seals the gap for connecing the liquid seat of honour 102 between the seat of honour 202 of being infused in infusion.
The above-mentioned liquid buttcover plate 104 that connects is equipped with a pair and symmetrically mounted on connecing on the liquid seat of honour 102, each connects liquid docking
It is equipped on plate 104 and meets liquid butt hole 104a, set that there are two can connect liquid in infusion with two respectively and dock on the seat of honour 202 of being infused
The liquid butt hole 104a that connects of plate 104 locks the latch components matched.
As shown in Figure 1, needing to connect infusion part 2 and liquid-contacting part 1 in infusion, tapered portion 102b is inserted into inserting chamber
202d and pass through access aperture 204a, tapered portion 102b withstand conducting pellet 206 and make confluence hole 206a with meet fluid apertures road 102a
It is connected so that conducting pellet 206 drives 207 compression reseting spring 208 of linkage board so that inlet opening 206b and liquid collection cavity 202b
Be interconnected, connect at this time fluid apertures road 102a just with connect liquid skirt 101 be interconnected so that liquid can successively pass through it is defeated
Liquid skirt 201, liquid collection cavity 202b, inlet opening 206b, confluence hole 206a, meets fluid apertures road 102a, connects liquid skirt liquid storage chamber 202a
101, the leakage of liquid when can prevent from being infused under leakproof seal circle 103 and the only dual sealing functions of liquid-tight seal 205, and
When infusion, resetting spring 208 plays the role of ensureing that latch components connect tightness with liquid butt hole 104a is met.
As shown in Fig. 2, infusion part 2 and liquid-contacting part 1 are detached when not being infused, as long as unlock latch components, you can fast
Speed separation infusion part 2 and liquid-contacting part 1, at this point, tapered portion 102b leaves inserting chamber 202d, conducting pellet 206 is resetting bullet
Defining flange 204 is abutted against under the elastic restoring force effect of spring 208 so that slide fit chamber 202c inner walls can seal inlet opening
206b thoroughly disconnects infusion access.
Limit abutment plate 203 is equipped between above-mentioned liquid storage chamber 202a and liquid collection cavity 202b, limit abutment plate 203 is equipped with can
It is connected to the liquid-passing hole 203a of liquid storage chamber 202a and liquid collection cavity 202b simultaneously, conducting pellet 206 is equipped with movable across liquid-passing hole
The linkage post 209 of 203a, 209 end of linkage post are equipped with the end seal plate 210 for sealing liquid-passing hole 203a when not being infused,
End seal plate 210, which is equipped with when not being infused, to be close to limit abutment plate 203 and seals up the sealing liquid rubber ring of liquid-passing hole 203a
211.In infusion, with the movement of conducting pellet 206, end seal plate 210 unseals liquid-passing hole 203a, and when not being infused,
In the case where the elastic restoring force of resetting spring 208 drives, end seal plate 210 is moved together with conducting pellet 206 until sealing
Liquid-passing hole 203a, sealing liquid rubber ring 211 can thoroughly seal liquid-passing hole 203a.
Above-mentioned latch components include whip lock 212, stop protrusion 213, latch spring 214,212 one end of whip lock hinge
It is connected on the infusion seat of honour 202,212 free end of whip lock is connected by latch spring 214 with the infusion seat of honour 202, stop protrusion
213 be mounted near 212 free end of whip lock and be inserted into infusion connect liquid buttcover plate 104 meet liquid butt hole 104a
In.In lock, liquid buttcover plate 104 is connect against whip lock 212 and compresses latch spring 214, until stop protrusion 213 is inserted into
It connects in liquid butt hole 104a, the docking lock operation of infusion part 2 and liquid-contacting part 1 can be quickly accomplished.
The invention is not limited in above-described embodiments, on the basis of technical solution disclosed by the invention, the skill of this field
For art personnel according to disclosed technology contents, one can be made to some of which technical characteristic by not needing performing creative labour
A little to replace and deform, these are replaced and deformation is within the scope of the invention.
Claims (3)
1. a kind of medical infusion connection combination apparatus includes the infusion part being detachably connected successively according to infusion flow（2）、
Liquid-contacting part（1）, it is characterised in that：The infusion part（2）Including skirt of being infused（201）, infusion the seat of honour（202）, conducting core
Block（206）, linkage board（207）, resetting spring（208）；
The infusion seat of honour（202）It is interior to be equipped with liquid storage chamber successively according to infusion flow（202a）, liquid collection cavity（202b）, slide fit chamber
（202c）, inserting chamber（202d）, the infusion skirt（201）With liquid storage chamber（202a）It is connected, the liquid storage chamber（202a）With
Liquid collection cavity（202b）It is interconnected, the slide fit chamber（202c）Extend along infusion direction, the conducting pellet（206）Slideably
Mounted on slide fit chamber（202c）In, the conducting pellet（206）A circle is set on outer wall for clogging its outer wall and slide fit chamber
（202c）The liquid sealing rubber ring in the gap between inner wall（215）, the slide fit chamber（202c）With inserting chamber（202d）Between set
There is defining flange（204）, the defining flange（204）It is equipped with and is also turned on slide fit chamber（202c）With inserting chamber（202d）Connect
Enter hole（204a）, the conducting pellet（206）Be equipped with multiple infusions when and liquid collection cavity（202b）Be connected, quilt when not being infused
Slide fit chamber（202c）The inlet opening that inner wall seals（206b）, the conducting pellet（206）It is equipped with the remittance to connect with its outlet end
Discharge orifice（206c）, the inlet opening（206b）With confluence hole（206c）It is interconnected；
The linkage board（207）With conducting pellet（206）Outer wall be combined, the linkage board（207）Pass through resetting spring
（208）With inserting chamber（202d）Inner wall is connected, the linkage board（207）Movably through defining flange（204）, the conducting
Pellet（206）It is in when not being infused and touch defining flange（204）Position on, the conducting pellet（206）At in infusion
In with defining flange（204）On the position of phase separation；
The inserting chamber（202d）A circle is pasted on inner wall can prevent the only liquid-tight seal that liquid is revealed when infusion（205）；
The liquid-contacting part（1）Including connecing liquid skirt（101）, connect the liquid seat of honour（102）, leakproof seal circle（103）, connect liquid buttcover plate
（104）, described to connect the liquid seat of honour（102）It is equipped with and connects fluid apertures road according to the perforation of infusion direction is therein（102a）, the liquid that connects draws
Pipe（101）It is connected to and connects the liquid seat of honour（102）On, and connect liquid skirt（101）With connect fluid apertures road（102a）Outlet end be connected, institute
It states and connects the liquid seat of honour（102）Access aperture is may pass through when being equipped with infusion（204a）And against conducting pellet（206）Tapered portion
（102b）, the tapered portion（102b）In infusion, its lateral wall is just by only liquid-tight seal（205）It entangles, it is described to connect fluid apertures road
（102a）Also extend through entire tapered portion（102b）, described to connect fluid apertures road（102a）Liquid feeding end be in tapered portion（102b）End,
It is described to connect fluid apertures road（102a）Liquid feeding end infusion when against conducting pellet（206）And with confluence hole（206a）It is connected, institute
State leakproof seal circle（103）It is mounted on and connects the liquid seat of honour（102）It seals above and in infusion and connects the liquid seat of honour（102）With the infusion seat of honour
（202）Between gap；
It is described to connect liquid buttcover plate（104）Equipped with a pair of and be symmetrically mounted on and connect the liquid seat of honour（102）On, each connect liquid docking
Plate（104）On be equipped with and connect liquid butt hole（104a）, the infusion seat of honour（202）On set that there are two can be in infusion respectively with two
It is a to connect liquid buttcover plate（104）Connect liquid butt hole（104a）Lock the latch components matched.
2. a kind of medical infusion connection combination apparatus according to claim 1, it is characterised in that：The liquid storage chamber（202a）
And liquid collection cavity（202b）Between be equipped with limit abutment plate（203）, the limit abutment plate（203）Liquid storage can be connected to simultaneously by being equipped with
Chamber（202a）And liquid collection cavity（202b）Liquid-passing hole（203a）, the conducting pellet（206）It is equipped with movable across liquid-passing hole
（203a）Linkage post（209）, the linkage post（209）End is equipped with when not being infused for sealing liquid-passing hole（203a）End
End seal plate（210）, the end seal plate（210）It is equipped with when not being infused and is close to limit abutment plate（203）And it seals up logical
Fluid apertures（203a）Sealing liquid rubber ring（211）.
3. a kind of medical infusion connection combination apparatus according to claim 1, it is characterised in that：The latch components include
Whip lock（212）, stop protrusion（213）, latch spring（214）, the whip lock（212）One end is hinged on the infusion seat of honour
（202）On, the whip lock（212）Free end passes through latch spring（214）With the infusion seat of honour（202）It is connected, the stop
Protrusion（213）Mounted on whip lock（212）It is inserted near free end and in infusion and connects liquid buttcover plate（104）Connect liquid pair
Connect hole（104a）In.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810502003.3A CN108653864A (en) | 2018-05-23 | 2018-05-23 | A kind of medical infusion connection combination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810502003.3A CN108653864A (en) | 2018-05-23 | 2018-05-23 | A kind of medical infusion connection combination apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108653864A true CN108653864A (en) | 2018-10-16 |
Family
ID=63777528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810502003.3A Pending CN108653864A (en) | 2018-05-23 | 2018-05-23 | A kind of medical infusion connection combination apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108653864A (en) |
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| WO2013058479A1 (en) * | 2011-10-19 | 2013-04-25 | Kim Sung Yoon | Water injection device for lifting maxillary sinus membrane |
| CN204364655U (en) * | 2014-12-01 | 2015-06-03 | 邹卫平 | A kind of positive pressure connector |
| CN204446779U (en) * | 2015-01-15 | 2015-07-08 | 周艳玲 | No-needle transfusion joint |
| CN106512138A (en) * | 2016-12-30 | 2017-03-22 | 李云龙 | Dual-valve purification vein infusion device provided with filtering elastic valve and elastic buoyant valve |
| CN206214518U (en) * | 2016-08-25 | 2017-06-06 | 广东先来医疗器械有限公司 | A kind of continuous positive pressure joint |
| CN107050558A (en) * | 2017-04-26 | 2017-08-18 | 广东先来医疗器械有限公司 | A kind of malleation is sustained joint |
| CN206443981U (en) * | 2016-10-25 | 2017-08-29 | 佳康医用器材（青岛）有限公司 | A kind of straight type safe type retention needle of counterflow-preventing |
-
2018
- 2018-05-23 CN CN201810502003.3A patent/CN108653864A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013058479A1 (en) * | 2011-10-19 | 2013-04-25 | Kim Sung Yoon | Water injection device for lifting maxillary sinus membrane |
| CN204364655U (en) * | 2014-12-01 | 2015-06-03 | 邹卫平 | A kind of positive pressure connector |
| CN204446779U (en) * | 2015-01-15 | 2015-07-08 | 周艳玲 | No-needle transfusion joint |
| CN206214518U (en) * | 2016-08-25 | 2017-06-06 | 广东先来医疗器械有限公司 | A kind of continuous positive pressure joint |
| CN206443981U (en) * | 2016-10-25 | 2017-08-29 | 佳康医用器材（青岛）有限公司 | A kind of straight type safe type retention needle of counterflow-preventing |
| CN106512138A (en) * | 2016-12-30 | 2017-03-22 | 李云龙 | Dual-valve purification vein infusion device provided with filtering elastic valve and elastic buoyant valve |
| CN107050558A (en) * | 2017-04-26 | 2017-08-18 | 广东先来医疗器械有限公司 | A kind of malleation is sustained joint |
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| PB01 | Publication | ||
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Application publication date: 20181016 |