CN208145240U - A kind of unidirectional integration valve of multichannel micro pump - Google Patents
A kind of unidirectional integration valve of multichannel micro pump Download PDFInfo
- Publication number
- CN208145240U CN208145240U CN201720645758.XU CN201720645758U CN208145240U CN 208145240 U CN208145240 U CN 208145240U CN 201720645758 U CN201720645758 U CN 201720645758U CN 208145240 U CN208145240 U CN 208145240U
- Authority
- CN
- China
- Prior art keywords
- check valve
- valve
- micro pump
- unidirectional
- check
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000010354 integration Effects 0.000 title claims abstract description 20
- -1 polyethylene Polymers 0.000 claims description 9
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 239000003814 drug Substances 0.000 abstract description 19
- 229940079593 drug Drugs 0.000 abstract description 16
- 238000001802 infusion Methods 0.000 abstract description 13
- 239000008280 blood Substances 0.000 abstract description 7
- 210000004369 blood Anatomy 0.000 abstract description 7
- 239000007924 injection Substances 0.000 abstract description 7
- 238000002347 injection Methods 0.000 abstract description 7
- 230000002411 adverse Effects 0.000 abstract description 5
- 208000015181 infectious disease Diseases 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 6
- 239000012530 fluid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 210000003462 vein Anatomy 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 239000003978 infusion fluid Substances 0.000 description 2
- 238000001990 intravenous administration Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 208000032840 Catheter-Related Infections Diseases 0.000 description 1
- 239000002260 anti-inflammatory agent Substances 0.000 description 1
- 229940121363 anti-inflammatory agent Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003177 cardiotonic effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007721 medicinal effect Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of unidirectional integration valves of multichannel micro pump, it is related to micro pump infusion system technical field.It includes the first check valve, second one-way valve, third check valve, 4th check valve, 5th check valve, linking arm, delivery chamber and efferent tract, first check valve, second one-way valve, third check valve, 4th check valve, 5th one-way valve structures are identical, by spring, spool and valve body composition, valve inner is equipped with spring, spool, spool is fixed on one end of spring, first check valve, second one-way valve, third check valve, 4th check valve, it is connected by linking arm between 5th check valve and efferent tract, first check valve, second one-way valve, third check valve, 4th check valve, 5th check valve, linking arm, the inner wall of efferent tract collectively forms delivery chamber.The utility model avoids the adverse current of drug or blood, reduces the probability that patient pumps the infection of injection object for a long time, risk is reduced, convenient for operation and clinical care.
Description
Technical field
The utility model relates to micro pump infusion system technical fields, and in particular to one kind is in capital operation art
Or the practical unidirectional integration valve of multichannel micro pump of severe crisis case control.
Background technique
Micro pump infusion system is widely used in clinical position, and patient needs while being pumped into a variety of different types of medicines
Object especially during major operation or in the management of critical heavy patient's routine clinical, for example cardiotonic drug, vaso-excitor material, expands blood vessel medicine, only
Blood medicine, electrolyte, anti-inflammatory agent and nutrient solution etc..The method for clinically commonly using micro pump infusion at present is to pass through various pumps injection object
Pressure extension tube is connected in the three-way valve of multiple arranged in series and is persistently pumped into.
Presently, there are many clinical problems for traditional three-way valve series connection infusion.Usually because of patient after liquid infused
Vein pressure is excessively high and blood back or even blood occurs and enters adverse current in micro pump channel.It is clinically probably due to a certain micro
Medication medication is pumped into the pump through pressure extension tube and threeway in pump channel failure or remaining deactivated rear micro pump channel, rather than
Patient's body, this undoubtedly influences medical effect and even jeopardizes patient vitals.As far as possible for reduction catheter in blood vessel related infection
The foundation of fluid path is reduced, this is but also clinical medicine is pumped into an often shared channel at present；Conventional serial threeway pumps injection
Object expands the risk of patient's infusion liquid and extraneous exposure, increases the machine that catheter associated infection occurs during patient is hospitalized
Rate, this becomes apparent in the critical patient for needing central vein pump injection object for a long time.
To solve the above-mentioned problems, design it is a kind of in capital operation art or severe crisis case control it is practical more
Micro pump unidirectional integration valve in channel is particularly necessary.
Utility model content
In view of the shortcomings of the prior art, the utility model aims to provide a kind of multichannel micro pump is unidirectional
Integration valve, structure is simple, and design rationally, avoids the adverse current of drug or blood, reduces the probability that patient pumps the infection of injection object for a long time,
Risk is reduced, convenient for operation and clinical care, practical, use easy to spread.
To achieve the goals above, the utility model is to realize by the following technical solutions：A kind of multichannel is micro
Pump unidirectional integration valve, including the first check valve, second one-way valve, third check valve, the 4th check valve, the 5th check valve, connection
Arm, delivery chamber and efferent tract, the first check valve, second one-way valve, third check valve, the 4th check valve, the 5th check valve knot
Structure is identical, and each check valve is made of spring, spool and valve body, and valve inner is equipped with spring, spool, and spool is fixed on bullet
One end of spring, between the first check valve, second one-way valve, third check valve, the 4th check valve, the 5th check valve and efferent tract
It is connected by linking arm, first check valve, third check valve, the 4th check valve, the 5th check valve, connects second one-way valve
Connect arm, the inner wall of efferent tract collectively forms delivery chamber.
Preferably, first check valve, second one-way valve, third check valve, the 4th check valve, the 5th are unidirectionally
Valve, efferent tract main body be cylindrical structure, the first check valve, second one-way valve, third check valve, the 4th check valve,
Five check valves are all made of straight check valve.
Preferably, first check valve, second one-way valve, third check valve, the 4th check valve, the 5th are unidirectionally
Valve, linking arm, efferent tract are all made of polyethylene structure.
Preferably, first check valve, second one-way valve, third check valve, the 4th check valve, the 5th are unidirectionally
It is truncated cone structure inside the joint that valve, efferent tract are connect with the external world.
The beneficial effects of the utility model：(1) ensure that drug is efficient by effectively controlling the one-way flow of infusion liquid
Into patient's body, the adverse current of drug or blood in micro pumping system is also effectively prevented；
(2) time being detained after pump injection object mixes in pipeline outside the patient's body is shortened, to reduce drug mixing
It is transfused potential risk that may be present；
(3) a variety of drugs are effectively reduced while being exposed to extraneous effective surface area when being transfused, are suffered to effectively reduce
Person pumps the probability of injection object infection for a long time；
(4) practical reliable convenient for operation and daily clinical care.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description；
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the Longitudinal cross section schematic of the utility model.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
Referring to Fig.1-2, present embodiment uses following technical scheme：A kind of unidirectional integration valve of multichannel micro pump,
Including the first check valve A, second one-way valve B, third check valve C, the 4th check valve D, the 5th check valve E, linking arm 4, outflow
Room 5 and efferent tract F, the knot of the first check valve A, second one-way valve B, third check valve C, the 4th check valve D, the 5th check valve E
Structure is identical, and each check valve is made of spring 1, spool 2 and valve body 3, and spring 1, spool 2, spool 2 are equipped with inside valve body 3
It is fixed on one end of spring 1, the first check valve A, second one-way valve B, third check valve C, the 4th check valve D, the 5th check valve E
It is connect by linking arm 4 between efferent tract F, the first check valve A, second one-way valve B, third check valve C, the 4th list
Delivery chamber 5 is collectively formed to the inner wall of valve D, the 5th check valve E, linking arm 4, efferent tract F.
It is worth noting that, the first check valve A, second one-way valve B, third check valve C, the 4th check valve D,
The main body of five check valve E is cylindrical type polyethylene structure, the first check valve A, second one-way valve B, third check valve C, the 4th
Check valve D, the 5th check valve E are all made of straight check valve；The main body of the efferent tract F is cylindrical type polyethylene structure；
Linking arm 4 uses polyethylene linking arm.
In addition, the first check valve A, second one-way valve B, third check valve C, the 4th check valve D, the 5th check valve
It is truncated cone structure inside the joint that E is connect with the external world, is truncation circle inside the joint that efferent tract F is connect with the external world
Cone structure.
Present embodiment integration valve liquid flow direction is as shown in Fig. 1,2 arrows through check valve, delivery chamber to outflow
Road one-way flow；One-way cock main body uses cylindrical type polyethylene structure, and interface internal is truncated cones figure structure；According to
When the state of an illness needs, connecting intravenous infusion pipe, micro pump pressure extension tube or the calparine cap for seal nipple can choose, one
The connection of change is convenient for operation and daily clinical care；Liquid flows to efferent tract after flowing into shared delivery chamber 5 through check valve
F, shared delivery chamber 5 reduce drug mixing and are transfused potential risk that may be present, while also reducing patient's series connection threeway
The probability infected when infusion；It is needed before integration valve is connected to patient fluids channel inside emptying integration valve, especially delivery chamber 5
Residual air in efferent tract F, avoids air infusion from entering patient's body；Efferent tract F main body is cylindrical type polyethylene structure,
Its interface internal is truncated cones figure structure, is connected as far as possible by efferent tract F interface and into the nearest fluid path of patient's vein
It connects, thus risk when reducing drug mixing infusion to the greatest extent.
The application method of present embodiment is as follows：The connector of check valve is connected to the pressure of micro pump infusion system
Outflow pipeline joint is directly connected to the periphery of Ipsilateral by being rushed after exhaust liquid in advance by extension tube, intravenous or calparine cap
Venous detaining needle, CVC pipe or PICC pipe.
Present embodiment can control liquid one-way flowing and be transfused effectively to avoid the adverse current of infusion drug and blood,
Shorten a variety of drugs at the same time while being trapped in patient's external time when pumping note so that reducing drug mixing infusion may deposit
Potential risk, integration valve effectively reduces liquid infusion end and is exposed to extraneous effective surface area pumps note to reduce patient for a long time
The probability of drug infection；Integrated micro pump integration valve be also convenient for using with daily clinical care, it is easy to operate, have wide
Wealthy market application prospect.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (7)
1. a kind of unidirectional integration valve of multichannel micro pump, which is characterized in that including the first check valve (A), second one-way valve (B),
Third check valve (C), the 4th check valve (D), the 5th check valve (E), linking arm (4), delivery chamber (5) and efferent tract (F), first
Check valve (A), second one-way valve (B), third check valve (C), the 4th check valve (D), the structure of the 5th check valve (E) are identical,
Each check valve is made of spring (1), spool (2) and valve body (3), is equipped with spring (1), spool (2) inside valve body (3),
Spool (2) is fixed on one end of spring (1), and the first check valve (A), second one-way valve (B), third check valve (C), the 4th are unidirectionally
It is connect by linking arm (4) between valve (D), the 5th check valve (E) and efferent tract (F), first check valve (A), second
Check valve (B), third check valve (C), the 4th check valve (D), the 5th check valve (E), linking arm (4), efferent tract (F) inner wall
Collectively form delivery chamber (5).
2. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that described first is unidirectional
Valve (A), second one-way valve (B), third check valve (C), the 4th check valve (D), the 5th check valve (E) main body be cylindrical type
Structure.
3. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that described first is unidirectional
Valve (A), second one-way valve (B), third check valve (C), the 4th check valve (D), that the 5th check valve (E) is all made of through type is unidirectional
Valve.
4. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that the efferent tract
(F) main body is cylindrical structure.
5. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that described first is unidirectional
Valve (A), second one-way valve (B), third check valve (C), the 4th check valve (D), the 5th check valve (E) are all made of polyethylene valve
Body, linking arm（4）Using polyethylene linking arm, efferent tract (F) uses polyethylene efferent tract.
6. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that described first is unidirectional
The connector that valve (A), second one-way valve (B), third check valve (C), the 4th check valve (D), the 5th check valve (E) are connect with the external world
Internal place is truncated cone structure.
7. a kind of unidirectional integration valve of multichannel micro pump according to claim 1, which is characterized in that the efferent tract
It (F) is truncated cone structure inside the joint being connect with the external world.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720645758.XU CN208145240U (en) | 2017-06-06 | 2017-06-06 | A kind of unidirectional integration valve of multichannel micro pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720645758.XU CN208145240U (en) | 2017-06-06 | 2017-06-06 | A kind of unidirectional integration valve of multichannel micro pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208145240U true CN208145240U (en) | 2018-11-27 |
Family
ID=64412457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720645758.XU Expired - Fee Related CN208145240U (en) | 2017-06-06 | 2017-06-06 | A kind of unidirectional integration valve of multichannel micro pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208145240U (en) |
-
2017
- 2017-06-06 CN CN201720645758.XU patent/CN208145240U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181127 Termination date: 20190606 |