CN107583132A - Disposable automatic exhaust, only liquid, precision filter infusion set - Google Patents
Disposable automatic exhaust, only liquid, precision filter infusion set Download PDFInfo
- Publication number
- CN107583132A CN107583132A CN201710949143.0A CN201710949143A CN107583132A CN 107583132 A CN107583132 A CN 107583132A CN 201710949143 A CN201710949143 A CN 201710949143A CN 107583132 A CN107583132 A CN 107583132A
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- chamber
- liquid
- conduit
- automatic exhaust
- infusion set
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- 239000007788 liquid Substances 0.000 title claims abstract description 75
- 238000001802 infusion Methods 0.000 title claims abstract description 20
- 230000037361 pathway Effects 0.000 claims abstract description 15
- 238000000926 separation method Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000000474 nursing effect Effects 0.000 abstract description 10
- 230000006378 damage Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- 206010001526 Air embolism Diseases 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000010808 liquid waste Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention relates to a kind of disposable automatic exhaust, only liquid, precision filter infusion set, its difference are：It includes bottle plug puncture unit, dropping funnel, accurate filter and the transfusion needle being sequentially connected by conduit；The feed pathway being sequentially communicated, first chamber, second chamber and liquid outlet channel are offered on the accurate filter, the feed pathway and liquid outlet channel are connected with the conduit respectively, secondary filter, which is provided with, between the first chamber and second chamber stops liquid film piece, at least one connection first chamber and extraneous vent are further opened with the accurate filter, gas-liquid separation diaphragm is provided between the vent and the first chamber.Practical and convenient, securely and reliably, exhaust is thoroughly clean, realizes automatic exhaust, automatic liquid-stopping and secondary filter, and reduce nursing Risk.
Description
Technical field
The present invention relates to technical field of medical instruments, especially a kind of disposable automatic exhaust, only liquid, secondary filter
Transfusion device.
Background technology
In clinical transfusion, decoction enters dropping funnel and enters back into circular mistake traditional disposable precision filter infusion set
Occur during filter or produce " air bubble ", meanwhile, because pipe inner wall minute bubbles are also easily adsorbed on pipe inner wall surface, it is not easy
Discharge.Air bubble caused by above-mentioned easily causes the harm such as " air embolism " as entered patient's body.Some enterprises are in order to keep away
Exempt from patient and see inside filter there is " air bubble ", accurate filter is placed at the terminal spiral mouth of transfusion device, causes sky
Gas bubble flows into patient's body in the case of without any Prevention method, and bigger injury is brought to patient.On the other hand, it is existing
Disposable precision filter infusion set be not also vented automatically, the comprehensive function of automatic liquid-stopping.
Nursing staff is before transfusion, it is necessary to artificial to discharge bubble mistake by the emptying as far as possible of air bubble in catheter of transfusion system
The minute bubbles adsorbed in pipe inner wall need to constantly be played pipe inner wall by journey with the mode of a brief period of time, the minute bubbles of absorption is floated up to drop
In bucket on liquid level, but pipe inner wall is easily adsorbed again in minute bubbles floating-upward process, cause the artificial air-discharging process of nursing staff
Trouble is time-consuming, is unfavorable for promptly infusing and giving emergency treatment to a patient, while increases work load to medical personnel.
Disposable precision filter infusion sets all at present are vented in clinical transfusion commonly using following method：
1）It is inverted dropping funnel ventilation；
2）It is vented with finger bomb tube wall；
3）Traditional round accurate filter is tilted into 45 degree of exhausts；
4）Traditional round accurate filter is placed on transfusion device bottom, the residual air for making to exclude enters patient people
Body, cause the injury to patient；
5）Worry about air enters human body, and decoction is not totally lost all and just pulls out intravenous needle, therefore does not reach therapeutic effect, causes medicine
Liquid wastes；
6）After air enters traditional round accurate filter, it is impossible to carry out second and be vented, can only be worn again to patient again
Thorn transfusion, when inputting Chinese patent drug, it is forced to stop transfusion because blocking traditional round type filter particulate, also has to weigh again
Newly puncture and infuse to patient；
7）Sometimes because nursing not in time or having forgotten to pull out the intravenous needle of patient on hand（After decoction stream is complete）, cause to admit air into human body
It is interior, cause blood vessel blood back to bring injury to patient, therefore increase stress to nursing staff, while cause patient panic；
8）Traditional round precision filter infusion set, only once exhaust is can not to drain the air in net filter, is not drained
Net air bubble directly damages into human body to patient.
In view of the foregoing, the defects of above technology is overcome, there is provided a kind of new transfusion device urgently solves as this area
Technical problem certainly.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art, there is provided a kind of disposable automatic exhaust, only liquid, essence
Close to cross filter infusion apparatus, practical and convenient, securely and reliably, exhaust is thoroughly clean, realizes automatic exhaust, automatic liquid-stopping and accurate mistake
Filter, and reduce nursing Risk.
To solve above technical problem, the technical scheme is that：Disposable automatic exhaust, only liquid, accurate mistake
Filter infusion apparatus, its difference are：Its bottle plug puncture unit for including being sequentially connected by conduit, dropping funnel, accurate filter and
Transfusion needle；The feed pathway being sequentially communicated, first chamber, second chamber and liquid outlet channel are offered on the accurate filter,
The feed pathway and liquid outlet channel are connected with the conduit respectively, and precision is provided between the first chamber and second chamber
Filtering stops liquid film piece, and at least one connection first chamber and extraneous vent, institute are further opened with the accurate filter
State and gas-liquid separation diaphragm is provided between vent and the first chamber.
By above technical scheme, the first chamber and second chamber extend vertically, and the first chamber has relative
The first side and the second side set, institute's vent are located at the first side of the first chamber, and the feed pathway is located at described
Second side of first chamber, and the feed pathway and the vent are set respectively close to the upper end of the first chamber,
The second chamber is set close to the lower end of the first chamber, and the liquid outlet channel is set close to the upper end of the second chamber
Put.
By above technical scheme, the second chamber is located at the second side of the first chamber.
By above technical scheme, the feed pathway includes the first vertical portion being connected with the conduit and described in being connected
First vertical portion and the first level portion of first chamber.
By above technical scheme, the liquid outlet channel includes the second vertical portion being connected with the conduit and described in being connected
Second vertical portion and the second horizontal part of second chamber.
By above technical scheme, it is further opened with the accurate filter between the first chamber and vent
The 3rd chamber, the 3rd chamber sets close to the upper end of the first chamber, and the gas-liquid separation diaphragm is located at described the
The junction of three chambers and the first chamber.
By above technical scheme, upper end is provided with the dropping funnel has the main pipeline of decoction shunting cap, the main body
Pipeline is connected with the conduit and offers some rows extended vertically on the lower end of the dropping funnel, the main pipeline
Air cleft slot.
By above technical scheme, the junction of the conduit and the bottle plug puncture unit is provided with air cleaner.
By above technical scheme, the conduit is provided with threeway injection member with the dropping funnel junction.
By above technical scheme, the accurate filter is detachably connected with the conduit.
Prior art is contrasted, beneficial features of the invention are：The disposable automatic exhaust, only liquid, secondary filter are defeated
Liquid device, practical and convenient, securely and reliably, exhaust is thoroughly clean, realizes automatic exhaust, automatic liquid-stopping and secondary filter, is easy to cure
The clinical position of shield personnel, alleviates the working strength and pressure of medical personnel, and reduces nursing Risk, improves nursing matter
Amount.
Brief description of the drawings
Fig. 1 is structural representation of the embodiment of the present invention；
Fig. 2 is accurate filter structural representation in the embodiment of the present invention；
Fig. 3 is Fig. 2 left view；
Fig. 4 is the cross-sectional view of accurate filter in one embodiment of the present invention；
Fig. 5 is the cross-sectional view of accurate filter in another embodiment of the present invention；
Wherein：1- conduits, 2- bottle plug puncture units, 3- dropping funnels（3a- dropping funnels lower end, 301- decoctions shunting cap, 302- main pipelines
（3021- exhaust gap grooves））, 4- accurate filters（401- feed pathways（The vertical portions of 4011- first, 4012- first levels
Portion）, 402- first chambers（First side of 402a- first chambers, the second side of 402b- first chambers, 402c- first chambers
Upper end, the lower end of 402d- first chambers）, 403- second chambers（The upper end of 403a- second chambers）, 404- liquid outlet channels
（The vertical portions of 4041- second, the horizontal parts of 4042- second）, 405- secondary filters stop liquid film piece, 406- vents, 407- gas-liquids
Separation membrane, 408- baffle arrangements（4081- horizontal segments, 4082- vertical sections）, the chambers of 409- the 3rd）, 5- transfusion needles, 6- air
Filter, 7- threeways injection member, 8- flow regulators, 9- transfusion needles protective case, 10- puncture outfit protective cases.
Embodiment
The present invention is described in further detail below by embodiment combination accompanying drawing.
Fig. 1 to Fig. 5 is refer to, using automatic exhaust, only liquid, precision filter infusion set, it includes the embodiment of the present invention
Bottle plug puncture unit 2, dropping funnel 3, accurate filter 4 and the transfusion needle 5 being sequentially connected by conduit 1；Opened on the accurate filter 4
Provided with feed pathway 401, first chamber 402, second chamber 403 and the liquid outlet channel 404 being sequentially communicated, the feed pathway
401 and liquid outlet channel 404 be connected respectively with the conduit 1, be provided with essence between the first chamber 402 and second chamber 403
Close filtering stops liquid film piece 405, and at least one connection first chamber 402 and extraneous row are further opened with the accurate filter 4
Stomata road 406, gas-liquid separation diaphragm 407 is provided between the vent 406 and the first chamber 402.
Preferably, the spacing of the accurate filter 4 and the dropping funnel lower end 3a is 12cm~18cm.
Preferably, a diameter of 0.4mm~1.5mm of the vent 406.
Preferably, the aperture of the gas-liquid separation diaphragm 407 is 0.2 μm~0.25 μm.
Preferably, the aperture that the secondary filter stops liquid film piece 405 is 2 μm~5 μm.Decoction is in the inner product of first chamber 402
Tired when being increased to be formed 0.04MPa~0.08MPa pressure, decoction could stop liquid film piece 405 through secondary filter and enter second
In chamber 403.
In certain embodiments, the aperture that secondary filter stops liquid film piece 405 is 2 μm, and decoction stops liquid film through secondary filter
The required pressure of piece 405 is 0.08MPa.In certain embodiments, the aperture that secondary filter stops liquid film piece 405 is 3 μm, and decoction is worn
It is 0.07MPa to cross secondary filter to stop the required pressure of liquid film piece 405.In further embodiments, secondary filter stops liquid film piece 405
Aperture be 5 μm, it is 0.04MPa that decoction stops the required pressure of liquid film piece 405 through secondary filter.
Preferably, the vertical extension of the first chamber 402 and second chamber 403, the first chamber 402 has relative
Set the first side 402a and the second side 402b, institute's vent 406 be located at the first chamber the first side 402a, it is described enter
Liquid passage 401 is located at the second side 402b of the first chamber, and the feed pathway 401 and the vent 406 are distinguished
Upper end 402c close to the first chamber is set, and the second chamber 403 is set close to the lower end 402d of the first chamber,
The liquid outlet channel 404 is set close to the upper end 403a of the second chamber.
Preferably, the second chamber 403 is located at the second side 402b of the first chamber.
Preferably, the feed pathway 401 includes the first vertical portion 4011 being connected with the conduit 1 and described in being connected
First vertical portion 4011 and the first level portion 4012 of first chamber 402.
Preferably, in order to avoid decoction directly impacts gas-liquid separation diaphragm 407, Fig. 5, the first level portion be refer to
4012 and the junction of the first chamber 402 be provided with a baffle arrangement 408, the baffle arrangement 408 is included located at described
The horizontal segment 4081 of the top of first level portion 4012 and the vertical section 4082 extended straight down along the horizontal segment 4081.
Preferably, the liquid outlet channel 404 includes the second vertical portion 4041 being connected with the conduit 1 and described in being connected
Second vertical portion 4041 and the second horizontal part 4042 of second chamber 403.
Preferably, it is further opened with the accurate filter 4 between the first chamber 402 and vent 406
The 3rd chamber 409, the 3rd chamber 409 close to the first chamber upper end 402c set, the gas-liquid separation diaphragm
407 located at the 3rd chamber 409 and the junction of the first chamber 402.
Preferably, the longitudinal cross-section of the 3rd chamber 409 is rounded or oval.
Preferably, upper end is provided with the dropping funnel 3 has the main pipeline 302 of decoction shunting cap 301, the main body tube
Road 302 is connected with the conduit 1 and some is offered on the lower end 3a of the dropping funnel, the main pipeline 302 vertically
The exhaust gap groove 3021 of extension.Decoction is flowed into dropping funnel 3, is diverted to the madial wall of dropping funnel 3 by decoction shunting cap 301 and is flowed to drop
Struggle against 3 bottoms, reduce air bubble and produce, simultaneously as on main pipeline 302 exhaust gap groove 3021 tension force, decoction will not
Immediately enter in main pipeline 302, but when decoction is accumulate to close to decoction shunting cap 301, decoction just can be automatically into row
In air cleft slot 3021, cocurrent enters in main pipeline 302.
Preferably, the length of the main catheter body 302 is equal to the half of the length of dropping funnel 3.
Preferably, the width of the exhaust gap groove 3021 is 0.4mm~0.7mm.
Preferably, the junction of the conduit 1 and the bottle plug puncture unit 2 is provided with air cleaner 6.
Preferably, the conduit 1 is provided with threeway injection member 7 with the junction of dropping funnel 3.
Preferably, it is provided with flow regulator 8 on the conduit 1 of the connection accurate filter 4 and transfusion needle 5.
Preferably, the accurate filter 4 is detachably connected with the conduit 1.
Preferably, the transfusion needle 5 is detachably connected with the conduit 1.
It is highly preferred that the transfusion needle 5 is connected through a screw thread with the conduit 1.
Preferably, it is arranged with transfusion needle protective case 9 on the transfusion needle 5.
Preferably, it is arranged with puncture outfit protective case 10 on the bottle plug puncture unit 2.
The embodiment of the present invention realizes automatic liquid-stopping and secondary filter by accurate filter 4.When decoction enters accurate mistake
During the first chamber 402 of filter 4, the air in decoction is discharged by the almost all of vent 406, gas-liquid separation diaphragm 407
The decoction in accurate filter 4 is set to automatically form liquid qi leel from because secondary filter stops the tension force effect of liquid film piece 405, decoction
When accumulation is increased to be formed sufficiently large pressure in the first chamber 402, decoction stops liquid film piece 405 by secondary filter and enters the
In two chambers 403, particle deposition that liquid film piece 405 filters is stopped in the bottom of first chamber 402 by secondary filter.When transfusion terminates
When, pressure caused by the amount of liquid medicine in first chamber 402 be less than through secondary filter stop liquid film 405 aequum of piece when, it is remaining
Decoction can be then isolated in first chamber 402, realize automatic liquid-stopping, avoid human vas blood back and " thrombus " occurs, have
Beneficial to the clinical position of medical personnel, the working strength and pressure of medical personnel are alleviated, reduces between shield is suffered from and therefore draws
The medical tangle of hair, and nursing Risk is reduced, improve nursing quality.Gas-liquid separation diaphragm 407 can effectively stop air
Bacterium or particulate enter in accurate filter 4, while facilitate gas to be discharged at vent 406, when decoction is accumulated in first
When in chamber 402, the bubble in decoction can be then automatically drained out from vent 406, realize automatic exhaust, it is not necessary to by inclining
Oblique accurate filter 4 is exhausted, and Clinical practice is very convenient.
The embodiment of the present invention realizes automatic exhaust three times.It is real that it reduces the generation of air bubble by main pipeline 302
Automatic exhaust is for the first time showed；Secondary automatic exhaust is realized by the vent 406 on accurate filter 4；Finally by essence
Secondary filter in close filter 4, which stops liquid film piece 405, makes decoction accumulation after first chamber 402 is interior, then from accurate filter 4
Vent 406 realizes third time exhaust automatically, has been truly realized in decoction without " air bubble ", and is vented thoroughly, totally,
Will not when starting transfusion or the problem of producing " air bubble " changing when bottle is infused again, make patient in integrally infusing very
Safety.
The operation principle of the embodiment of the present invention is：When transfusion starts, decoction is flowed into dropping funnel 3, by the decoction in dropping funnel 3 point
Stream cap 301 is diverted to the internal perisporium of dropping funnel 3 and following current accumulates on the bottom of dropping funnel 3, and this branching process greatly reduces the production of air bubble
Raw, when decoction is accumulate to close to decoction shunting cap 301, decoction pressure itself makes it into exhaust gap groove 3021 and flows into main body
In pipeline 302.When the decoction enters accurate filter 4, start again by the row of 4 upper end vent of accurate filter 406
Gas；Because secondary filter stops the tension force effect of liquid film piece 405, decoction accumulation in first chamber 402 is increased to be formed sufficiently large
Pressure when, decoction by secondary filter stop liquid film piece 405 enter second chamber 403 in, when the decoction liquid in second chamber 403
After position rises to liquid outlet channel 404, and when being flow to by conduit 1 at transfusion needle 5, it is possible to infused to patient, transfusion terminates
Afterwards, remaining decoction stops the tension force effect of liquid film piece 405 due to secondary filter and dams and realize automatic liquid-stopping.As infused again, plug
Another bottle of liquid medicine can continue to infuse, and all automatic exhausts, stop liquid, the flow of secondary filter as during first bottle of transfusion, because
This, the transfusion device realized in transfusion automatic exhaust, automatic liquid-stopping and secondary filter three times etc. function.
Above content is to combine the further description that specific embodiment is done to the present invention, it is impossible to assert this hair
Bright specific implementation is confined to these explanations.For the those of ordinary skill of the technical field belonging to the present invention, not
On the premise of departing from present inventive concept, some simple deduction or replace can also be made, should all be considered as belonging to the guarantor of the present invention
Protect scope.
Claims (10)
1. disposable automatic exhaust, only liquid, precision filter infusion set, it is characterised in that：It includes successively connecting by conduit
Bottle plug puncture unit, dropping funnel, accurate filter and the transfusion needle connect；The feed liquor being sequentially communicated is offered on the accurate filter to lead to
Road, first chamber, second chamber and liquid outlet channel, the feed pathway and liquid outlet channel are connected with the conduit respectively, described
Secondary filter is provided between first chamber and second chamber and stops liquid film piece, is further opened with the accurate filter at least one
First chamber and extraneous vent are connected, gas-liquid separation membrane is provided between the vent and the first chamber
Piece.
2. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
First chamber and second chamber extend vertically, and the first chamber has the first side and the second side being oppositely arranged, and is vented
Duct is located at the first side of the first chamber, and the feed pathway is located at the second side of the first chamber, and the feed liquor
Passage and the vent are set respectively close to the upper end of the first chamber, and the second chamber is close to the first chamber
Lower end set, the liquid outlet channel close to the second chamber upper end set.
3. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 2, it is characterised in that：It is described
Second chamber is located at the second side of the first chamber.
4. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
Feed pathway includes the first vertical portion being connected with the conduit and the first water for being connected first vertical portion and first chamber
Flat portion.
5. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
Liquid outlet channel includes the second vertical portion being connected with the conduit and the second water for being connected second vertical portion and second chamber
Flat portion.
6. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
The 3rd chamber being further opened with accurate filter between the first chamber and vent, the 3rd chamber are close
The upper end of the first chamber is set, connection of the gas-liquid separation diaphragm located at the 3rd chamber and the first chamber
Place.
7. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
Upper end is provided with dropping funnel has the main pipeline of decoction shunting cap, and the main pipeline is connected with the conduit and located at described
The lower end of dropping funnel, some exhaust gap extended vertically grooves are offered on the main pipeline.
8. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
The junction of conduit and the bottle plug puncture unit is provided with air cleaner.
9. disposable automatic exhaust, only liquid, precision filter infusion set as claimed in claim 1, it is characterised in that：It is described
Conduit is provided with threeway injection member with the dropping funnel junction.
10. disposable automatic exhaust, only liquid, precision filter infusion set as described in any one of claim 1 to 9, it is special
Sign is：The accurate filter is detachably connected with the conduit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710949143.0A CN107583132A (en) | 2017-10-12 | 2017-10-12 | Disposable automatic exhaust, only liquid, precision filter infusion set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710949143.0A CN107583132A (en) | 2017-10-12 | 2017-10-12 | Disposable automatic exhaust, only liquid, precision filter infusion set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107583132A true CN107583132A (en) | 2018-01-16 |
Family
ID=61052961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710949143.0A Pending CN107583132A (en) | 2017-10-12 | 2017-10-12 | Disposable automatic exhaust, only liquid, precision filter infusion set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107583132A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888829A (en) * | 2018-05-14 | 2018-11-27 | 河南兴恒医疗用品有限公司 | The disposable accurate liquid that stops filters anti-puncture no-needle transfusion device |
| CN115120812A (en) * | 2022-06-28 | 2022-09-30 | 江西洪达医疗器械集团有限公司 | Self-exhaust liquid-stopping precise filtering infusion apparatus |
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| CN204972504U (en) * | 2015-09-25 | 2016-01-20 | 江西富尔康实业集团有限公司 | Automatic liquid -stopping infusion apparatus |
| CN106474595A (en) * | 2015-08-28 | 2017-03-08 | 陈陆陆 | Defecator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201445679U (en) * | 2009-02-06 | 2010-05-05 | 李林风 | Automatic exhausting liquid medicine filter |
| CN101927043A (en) * | 2010-09-28 | 2010-12-29 | 柯丽红 | Medical intravenous infusion set |
| CN103028167A (en) * | 2011-10-08 | 2013-04-10 | 上海康德莱企业发展集团股份有限公司 | Air bubble filter unit of dropping funnel of infusion apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108888829A (en) * | 2018-05-14 | 2018-11-27 | 河南兴恒医疗用品有限公司 | The disposable accurate liquid that stops filters anti-puncture no-needle transfusion device |
| CN115120812A (en) * | 2022-06-28 | 2022-09-30 | 江西洪达医疗器械集团有限公司 | Self-exhaust liquid-stopping precise filtering infusion apparatus |
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Effective date of registration: 20180703 Address after: 443000 No. 10 Qingdao Road, Xiling high tech Zone, Yichang, Hubei. Applicant after: Hubei love Kell Medical Technology Co., Ltd. Applicant after: YICHANG NO 2 PEOPLE'S HOSPITAL Address before: 443000 No. 10 Qingdao Road, Xiling high tech Zone, Yichang, Hubei. Applicant before: Hubei love Kell Medical Technology Co., Ltd. |
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