CN206822890U - A kind of two-chamber for blood purification is with liquid balance liquid-supplying system - Google Patents
A kind of two-chamber for blood purification is with liquid balance liquid-supplying system Download PDFInfo
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- CN206822890U CN206822890U CN201621364054.7U CN201621364054U CN206822890U CN 206822890 U CN206822890 U CN 206822890U CN 201621364054 U CN201621364054 U CN 201621364054U CN 206822890 U CN206822890 U CN 206822890U
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Abstract
The utility model discloses a kind of two-chamber for blood purification with liquid balance liquid-supplying system, including blood circuit, blood filter, displacement liquid loop, dialyzate supply switching circuit and waste liquid discharge loop, the first entrance of the blood filter supplies the outlet of switching circuit with dialyzate by blood circuit and the artery of human body connects, and the first outlet of blood filter is connected by blood circuit with the vein of human body；The second entrance of the blood filter supplies switching circuit and the outlet in displacement liquid loop by dialyzate, and the second outlet of blood filter supplies switching circuit by dialyzate and waste liquid is discharged loop and discharged；The dialyzate supply switching circuit includes at least two-way supply loop, each road supply loop is alternately connected or closed with the second entrance of blood filter, and each road supply loop is alternately connected or closed with the second outlet of blood filter, formed and switch structure without interruption, have automatically adjust, the beneficial effect that control accuracy is high, easy to use and reliable and stable.
Description
Technical field
Blood purification technology field is the utility model is related to, a kind of two-chamber for blood purification is referred in particular to and is balanced with liquid
Liquid-supplying system.
Background technology
Blood cleaning equipment is to pass through blood in a kind of allow, in the hollowfibre semi-permeable membrance that small-molecule substance passes through
Center portion point, allows the isotonic liquid (such as dialyzate, displacement liquid, peritoneal dialysis liquid, equilibrium liquid) of preparation, passes through the outer of hollow-fibre membrane
Side, in the presence of the osmotic pressure and transmembrane pressure by the principles such as Mass, convection current and ultrafiltration remove large quantity of moisture in patient body and in,
Small molecule toxins, internal water, electrolyte and alkali acid balance are maintained, to reach the therapeutic system of blood purification.Current blood is net
Change equipment and be divided into hemodialysis apparatus (being divided into haemodialysis control unit and hemodialysis filter again) and continuation blood cleaning equipment
(CRRT machines).
The isotonic liquid of currently used blood cleaning equipment is prepared and had the disadvantage that：1) isotonic liquid need to pass through computer
System is controlled the rotation of A liquid pumps, B liquid pumps and reverse osmosis water liquid pump in the ratio rotating speed of fixation, be can be only achieved and is accurately matched somebody with somebody liquid.If three
Very big skew, serious shadow occur for the rotating speed of individual liquid pump slightly little deviation or asynchronous, the strength of fluid that will cause to prepare
Ring the effect for the treatment of, or even the life security of patient.And because this preparation can only take fixed flow velocity to be matched, nothing
Method accomplishes the speed and flow of linear regulation preparation；2) electronic equilibrium must be claimed when doing Hemofiltration for Treatment and by all displacements
The liquid gone out is contained at one side of title, and clean displacement liquid bag hangs over the another side of title, to balance disengaging liquid measure, palpus during blood filter
Liquid bag is changed in shutdown, influences treatment time, and the necessary manual operation of this process, operation is loaded down with trivial details and easily causes operational error；3) it is necessary
Using two electronic scales, a title displacement liquid weight, another claims the weight for displacing waste liquid, and computer passes through gravity and pressure
Force snesor balance electronic scale, therefore two electronic scales must be imitated periodically just, otherwise influence therapeutic effect；4) device structure is multiple
Miscellaneous, parts are more, are easily out of order, and maintenance and detection difficult, reliability and stability are poor.
Utility model content
The purpose of this utility model is solve the shortcomings that above-mentioned, there is provided one kind automatically adjusts, control accuracy is high, using model
The low and reliable and stable two-chamber for blood purification of wide, easy to use, cost is enclosed with liquid balance liquid-supplying system.
The purpose of this utility model can be reached using following technical scheme：
A kind of two-chamber for blood purification returns with liquid balance liquid-supplying system, including blood circuit, blood filter, displacement liquid
Road, dialyzate supply switching circuit and waste liquid discharge loop, the first entrance of the blood filter pass through blood circuit and dialyzate
Supply the outlet of switching circuit and the artery connection of human body, the first outlet of the blood filter connected with the entrance are returned by blood
Road connects with the vein of human body；The second entrance of the blood filter supplies going out for switching circuit and displacement liquid loop by dialyzate
Mouth connection, the second outlet of the blood filter connected with the entrance supplies switching circuit by dialyzate and waste liquid discharge loop is outside
Discharge；Dialyzate supply switching circuit includes at least two-way supply loop, each road supply loop alternately with blood filter the
Two entrances are connected or closed, and each road supply loop is alternately connected or closed with the second outlet of blood filter, and it is continuous to form switching
Supply Structure.
Further, the supply loop includes cylinder body and magnetic valve, the cylinder interior be provided with elastic interlayer and by cylinder
Body is divided into closed the first cavity and the second cavity, and inlet and outlet is all provided with the first cavity and the second cavity；Described
By magnetic valve and the outlet in the displacement liquid loop, the outlet of first cavity passes through magnetic valve for the import of one cavity
Connected with the second entrance of the blood filter；The second outlet that the entrance of second cavity passes through magnetic valve and the blood filter
Connection, the outlet of second cavity is in communication with the outside by magnetic valve.
Further, the outlet of dialyzate supply switching circuit entering by ultrafiltrate pump and net filter and blood circuit
Mouth is connected and connected with the first entrance of the blood filter.
Further, the waste liquid discharge loop includes waste drains pump and the first check valve, and the entrance of the waste drains pump passes through
First check valve connects with the second outlet of the blood filter, and the outlet of the waste drains pump is in communication with the outside.
Further, the displacement liquid loop includes the first liquid pump, the second liquid pump, the 3rd liquid pump and reverse osmosis water pump, described
First liquid pump, the second liquid pump, the entrance of the 3rd liquid pump and reverse osmosis water pump connect corresponding single liquid, first liquid respectively
The outlet of pump, the second liquid pump, the 3rd liquid pump and reverse osmosis water pump connects with the entrance of first cavity.
Further, the blood circuit includes first pressure monitor, the 4th liquid pump, anti-coagulants injection device, second
Pressure monitor, blender, the 3rd pressure monitor, leve monitor and bubble choked flow folder, the artery of human body pass sequentially through institute
State the first of first pressure monitor, the 4th liquid pump, anti-coagulants injection device, second pressure monitor, blender and blood filter
Entrance connects, and it is gentle that the first outlet of the blood filter connected with the entrance passes sequentially through the 3rd pressure monitor, leve monitor
Bubble choked flow folder connects with the vein of human body.
Further, it is serially connected with the outlet of second cavity for preventing liquid from flowing back to the second single of the second cavity
To valve.
Further, the cylinder body is provided with the temperature control system for being used for fluid temperature in master cylinder body.
Further, the outlet of the dialyzate supply switching circuit is provided with temperature and conductive detection device.
Implement the utility model, have the advantages that：
1st, the utility model uses multichannel supply loop alternately to supply dialyzate/displacement liquid, at work, one for blood filter
When kind supply loop is that blood filter supplies dialyzate/displacement liquid feed flow, the road supply loop does not connect with displacement liquid loop.This
When, another way supply loop and displacement liquid circuit communication make displacement liquid loop start to prepare dialyzate/displacement liquid and flow into supply
Stored in loop, when dialyzate/displacement liquid in other supply loops has been used up, can in time switch and alternately be filtered for blood
Device carries out feed flow, and whole process changes liquid without shutting down, guarantees dialyzate/displacement liquid without interruption so that fluid flow and pressure
Power is stable, stable and reliable in work, and the blood pressure stabilization of patient, dramatically reduces headache, Nausea and vomiting, extremely effective during treatment
Improve the effect for the treatment of.
2nd, the utility model supply loop using reserve type dialyzate/displacement liquid feed flow Supply Structure, supply it is saturating
Concentration, temperature and the osmotic pressure of analysis liquid/displacement liquid will not be influenceed by flow rate of liquid speed, and dialyzate/displacement liquid can be achieved
Flow velocity it is linear adjustable, with meet at any time treatment in flow rate of liquid speed regulation needs, it is easy to use and reliable and stable.Solution
Determined it is existing by displacement liquid loop directly supplied caused by need to control A liquid in fixed ratio rotating speed by computer system
The rotation of pump, B liquid pumps and reverse osmosis water liquid pump, it can be only achieved and accurately match somebody with somebody liquid, and if the rotating speed of three liquid pumps is slightly small inclined
Poor or asynchronous, very big skew occurs for the strength of fluid that will cause to prepare, and has a strong impact on the effect for the treatment of, or even patient
The problem of life security.
3rd, the utility model can be adjusted by adjusting ultrafiltrate pump and flow into blood circuit the dialyzate/put mixed with blood
The amount of liquid is changed, to realize the control to ultrasiltrated rate, ultrafiltration pressure and ultrafiltration volume etc., to meet to being wanted in treatment to ultrafiltration parameter
Ask, there is the characteristics of versatility is good and easy to use.
4th, the utility model installs waste drains pump to realize to waste liquid and dialyzate/displacement at the second outlet of blood filter
The control of flow quantity, without using gravity and pressure sensor and electronic equilibrium weighing device, the structure of equipment is greatly simplified,
And simple to operate, work more security reliability.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the utility model is used for structural representation of the two-chamber of blood purification with liquid balance liquid-supplying system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment
Reference picture 1, the present embodiment are related to liquid-supplying system, including blood circuit 1, blood filter 2, displacement liquid loop 3, dialyzate
Switching circuit 4 and waste liquid discharge loop 5 are supplied, the first entrance 21 of the blood filter 2 is supplied by blood circuit 1 and dialyzate
The outlet of switching circuit 4 and the artery connection of human body, the first outlet 22 of the blood filter 2 connected with the entrance are returned by blood
Road 1 connects with the vein of human body；The second entrance 23 of the blood filter 2 is supplied switching circuit 4 by dialyzate and returned with displacement liquid
The outlet on road 3, the second outlet 24 of the blood filter 2 connected with the entrance supply switching circuit 4 and waste liquid by dialyzate
Discharge loop 5 discharges；The dialyzate supply switching circuit 4 includes at least two-way supply loop 41, each road supply loop
41 alternately connect or close with the second entrance 23 of blood filter 2, and each road supply loop 41 alternating and the second outlet of blood filter 2
24 connections are closed, and are formed and are switched structure without interruption.
The structure uses multichannel supply loop 41 alternately to supply dialyzate/displacement liquid for blood filter 2, at work, a kind of
When supply loop 41 is that blood filter 2 supplies dialyzate/displacement liquid feed flow, the road supply loop 41 does not connect with displacement liquid loop 3.
Now, another way supply loop 41 connects with displacement liquid loop 3, makes displacement liquid loop 3 start to prepare dialyzate/displacement liquid cocurrent
Enter and stored in supply loop 41, when dialyzate/displacement liquid in other supply loops 41 has been used up, can switch in time and
Feed flow alternately is carried out for blood filter 2, whole process changes liquid without shutting down, guarantees dialyzate/displacement liquid without interruption so that liquid
Body flow and pressure stability, stable and reliable in work, the blood pressure stabilization of patient, dramatically reduces headache, nausea, vomits during treatment
Tell, extremely effective improve the effect for the treatment of.
Because the supply loop 41 is using the Supply Structure of dialyzate/displacement liquid feed flow of reserve type, the dialyzate of supply/
Concentration, temperature and the osmotic pressure of displacement liquid will not be influenceed by flow rate of liquid speed, and dialyzate/displacement flow velocity can be achieved
It is linear adjustable, it is easy to use and reliable and stable to meet at any time to the needs of flow rate of liquid speed regulation in treatment.Solve existing
Have by displacement liquid loop 3 directly supplied caused by need to control A liquid pumps, B in fixed ratio rotating speed by computer system
The rotation of liquid pump and reverse osmosis water liquid pump, can be only achieved it is accurate match somebody with somebody liquid, and if the rotating speed slightly little deviation of three liquid pumps or
Asynchronous, very big skew occurs for the strength of fluid that will cause to prepare, and has a strong impact on the effect for the treatment of, or even the life of patient
The problem of safe.
The supply loop 41 includes cylinder body 411 and magnetic valve 412, the inside of cylinder body 411 be provided with elastic interlayer and incite somebody to action
Cylinder body 411 is divided into closed the first cavity 413 and the second cavity 414, is all provided with the first cavity 413 and the second cavity 414
Inlet and outlet；The import of first cavity 413 is described by magnetic valve 412 and the outlet in the displacement liquid loop 3
The outlet of first cavity 413 is connected by magnetic valve 412 with the second entrance 23 of the blood filter 2；Second cavity 414
Entrance is connected by magnetic valve 412 with the second outlet 24 of the blood filter 2, and the outlet of second cavity 414 passes through electromagnetism
Valve 412 is in communication with the outside.
First cavity 413 is used for the dialyzate/displacement liquid for storing concentration needed for the proportioning completion of displacement liquid loop 3, the second chamber
Body 414 is used to store the waste liquid flowed out from the second outlet 24 of blood filter 2.Prepared in displacement liquid loop 3 into the first cavity 413
During dialyzate/displacement liquid, liquid in the first cavity 413 is squeezed by spatial spread of the elastic interlayer into the second cavity 414
The waste liquid in the second cavity 414 is pressed, so as to play a part of that the waste liquid in the second cavity 414 being cleared up in advance.And
During one cavity 413 supplies dialyzate/displacement liquid to blood filter 2, constantly second is flowed back to from the second outlet 24 of blood filter 2
Spatial spread into the first cavity 413 of waste liquid in cavity 414 and extrude dialyzate/displacement liquid in the first cavity 413, carry
Dialyzate/displacement liquid is set stably to be flowed for extruding force, it is simple in construction, reduce the use of liquid pump and other auxiliary components
Amount, manufacturing cost is low and can reduce fault rate.
The outlet of the dialyzate supply switching circuit 4 is connected by the entrance of ultrafiltrate pump 6 and net filter 7 and blood circuit 1
Lead to and connected with the first entrance 21 of the blood filter 2.By adjust ultrafiltrate pump 6 can adjust flow into blood circuit 1 in blood
The amount of dialyzate/displacement liquid of liquid mixing, to realize the control to ultrasiltrated rate, ultrafiltration pressure and ultrafiltration volume etc., to meet to controlling
To the requirement of ultrafiltration parameter in treatment, there is the characteristics of versatility is good and easy to use.Returned by the way that ultrafiltrate pump 6 is adjustable into blood
The flow speed scope of dialyzate/displacement liquid in road 1 is 50-500ml/ minutes, be advantageous to make preposition displacement liquid blood filter or after
The selection for the methods of putting the filter of displacement liquid blood.
Waste liquid discharge loop 5 includes the check valve 52 of waste drains pump 51 and first, and the entrance of the waste drains pump 51 passes through the
One check valve 52 connects with the second outlet 24 of the blood filter 2, and the outlet of the waste drains pump 51 is in communication with the outside.In blood filter
Waste drains pump 51 is installed to realize the control to waste liquid and dialyzate/displacement flow quantity, without using weight at 2 second outlet 24
Power and pressure sensor and electronic equilibrium weighing device, the structure of equipment is greatly simplified, and it is simple to operate, work is safer
Reliability.Flow speed scope by the adjustable waste liquid for pumping out the external world of waste drains pump 51 is 0-2000ml/ hours, the ultrafiltration
The flow speed of the waste liquid gone out is adjustable at any time, is easy to Clinical practice, and the liquid that ultrafiltration goes out loads with graduated ultrafiltrate vessel
In, how much the amount of liquid that ultrafiltration goes out can know that the liquid measure that ultrafiltration goes out should be the dehydrating amount of patient in real time.
The displacement liquid loop 3 includes the first liquid pump 31, the second liquid pump 32, the 3rd liquid pump 33 and reverse osmosis water pump 34, described
First liquid pump 31, the second liquid pump 32, the entrance of the 3rd liquid pump 33 and reverse osmosis water pump 34 connect corresponding single liquid respectively, described
First liquid pump 31, the second liquid pump 32, the 3rd liquid pump 33 and the outlet of reverse osmosis water pump 34 connect with the entrance of first cavity 413
It is logical.Control system controls the rotating speed ratio of the first liquid pump 31, the second liquid pump 32, the 3rd liquid pump 33 and reverse osmosis water pump 34, makes A respectively
Liquid, B liquid, S liquid are mixed by firm discharge with reverse osmosis water and match into required concentration.
The blood circuit 1 includes first pressure monitor 11, the 4th liquid pump 12, anti-coagulants injection device 13, second and pressed
Power monitor 14, blender 15, the 3rd pressure monitor 16, leve monitor 17 and bubble choked flow folder 18, the artery of human body according to
It is secondary to pass through the first pressure monitor 11, the 4th liquid pump 12, anti-coagulants injection device 13, second pressure monitor 14, mixing
Device 15 connects with the first entrance 21 of blood filter 2, and the first outlet 22 of the blood filter 2 connected with the entrance passes sequentially through the 3rd pressure
Power monitor 16, leve monitor 17 and bubble choked flow folder 18 connect with the vein of human body.
The artery of patient by arterial puncture needle successively with the first pressure monitor 11, the 4th liquid pump 12, anti-coagulants
Injection device 13, second pressure monitor 14 and blender 15 connect with the first entrance 21 of blood filter 2；Blood flows into artery and worn
After pricker, after anti-coagulants injection device 13 injects anti-coagulants, inputted by the 4th liquid pump 12 into blender 15.In blender 15
Middle blood by the first entrance 21 of blood filter 2 is conveyed into blood filter 2 after being mixed with dialyzate/displacement liquid.Wherein contain toxin
Dialyzate/displacement liquid be filtered out, clean blood exports from the first outlet 22 of blood filter 2, through passing sequentially through the 3rd pressure
Power monitor 16, leve monitor 17 and bubble choked flow folder 18 are connected with the vein of human body and flowed in the vein of human body, so as to
Defeated time in patient body.
Enter the second cavity 414 to prevent the waste liquid of discharge line adverse current, gone here and there in the outlet of second cavity 414
It is connected to for preventing liquid from flowing back the second check valve 8 to the second cavity 414.
In order to ensure that the mixed temperature value of the dialyzate/displacement liquid for flowing into the second entrance 23 of blood filter 2 reaches requirement and constant temperature,
The cylinder body 411 is provided with the temperature control system for being used for controlling fluid temperature in cylinder body 411.
The outlet of the dialyzate supply switching circuit 4 is provided with temperature and conductive detection device 9.Pass through temperature and conductance
Detection means 9 can be examined in real time to the temperature and concentration of the dialyzate/displacement liquid for the second entrance 23 for entering blood filter 2
Survey, and the data detected are sent to control system in real time, as temperature or concentration do not reach standard, then control system control phase
The magnetic valve 412 answered is closed, and dialyzate/displacement liquid in the first cavity 413 can not be flowed into the second entrance 23 of blood filter 2,
So as to prevent the problem of therapeutic effect does not reach requirement or even malpractice.
Operation principle of the present utility model：
The blood of patient is connected to the entrance of the 4th liquid pump 12 by arterial puncture needle, is inputted by the 4th liquid pump 12 to mixing
In device 15.Blood is conveyed into by the first entrance 21 of blood filter 2 after blood mixes with dialyzate/displacement liquid in blender 15
Filter 2.Dialyzate/displacement liquid wherein containing toxin is filtered out, and clean blood exports from the first outlet 22 of blood filter 2, warp
Cross and pass sequentially through the 3rd pressure monitor 16, leve monitor 17 and bubble choked flow folder and 18 connected with the vein of human body and flow to people
In the vein of body, so as to defeated time in patient body.
Dialyzate/displacement liquid through putting the extraction of ultrafiltrate pump 6 flows through net filter 7 and is input in blender 15, in blender 15
Middle blood by the first entrance 21 of blood filter 2 is transported to blood filter 2 after being mixed with dialyzate/displacement liquid, the dialysis containing toxin
Liquid/displacement liquid turns into waste liquid and is drawn to by the second outlet 24 of blood filter 2 in the second cavity 414, is installed on blood filter 2
Second outlet 24 pipeline on waste drains pump 51 extract out liquid can be loaded on ultrafiltrate vessel in or be connected on sewer pipe directly
Exclude, dehydrating amount when this liquid is the filter treatment of patient's blood.
During dialyzate/displacement liquid is supplied for the second entrance 23 of blood filter 2, first by the first supply loop 41
In the first cavity 413 of cylinder body 411 supplied, meanwhile, displacement liquid loop 3 prepares dialyzate/displacement liquid and flows into second
In the cylinder of supply loop 41.When dialyzate/displacement liquid in the first cavity 413 runs out, the cylinder body of the second supply loop 41
The magnetic valve 412 of the outlet of 411 the first cavity 413 is opened, so as to tangentially be supplied to the second supply loop 41 for blood filter 2
Analyse liquid/displacement liquid.The magnetic valve 412 of the outlet of the first cavity 413 of the cylinder body 411 of the first supply loop 41 is closed simultaneously, and
And the magnetic valve 412 of its entrance is opened, displacement liquid loop 3 prepares dialyzate/displacement liquid and flows into the cylinder of the first supply loop 41
It is interior, so as to realize the purpose that dialyzate/displacement liquid is alternately supplied for blood filter 2.
Above disclosed is only a kind of the utility model preferred embodiment, can not limit this practicality with this certainly
New interest field, therefore the equivalent variations made according to the utility model claims, still belong to what the utility model was covered
Scope.
Claims (9)
1. a kind of two-chamber for blood purification is with liquid balance liquid-supplying system, it is characterised in that：Including blood circuit, blood filter,
Displacement liquid loop, dialyzate supply switching circuit and waste liquid discharge loop, the first entrance of the blood filter pass through blood circuit
The artery of outlet and human body with dialyzate supply switching circuit is connected, and the first outlet of the blood filter connected with the entrance is led to
Blood circuit is crossed to connect with the vein of human body；The second entrance of the blood filter supplies switching circuit and displacement liquid by dialyzate
The outlet in loop, the second outlet of the blood filter connected with the entrance supplies switching circuit by dialyzate and waste liquid is discharged
Loop discharges；The dialyzate supply switching circuit includes at least two-way supply loop, each road supply loop alternating and blood
The second entrance connection of filter is closed, and each road supply loop is alternately connected or closed with the second outlet of blood filter, is formed
Switch structure without interruption.
2. a kind of two-chamber for blood purification according to claim 1 is with liquid balance liquid-supplying system, it is characterised in that：Institute
Stating supply loop includes cylinder body and magnetic valve, and the cylinder interior is provided with elastic interlayer and cylinder body is divided into the first closed chamber
Inlet and outlet is all provided with body and the second cavity, the first cavity and the second cavity；The import of first cavity passes through electromagnetism
Valve and the outlet in the displacement liquid loop, the outlet of first cavity is entered by magnetic valve with the second of the blood filter
Mouth connection；The entrance of second cavity is connected by magnetic valve with the second outlet of the blood filter, second cavity
Outlet is in communication with the outside by magnetic valve.
3. a kind of two-chamber for blood purification according to claim 1 is with liquid balance liquid-supplying system, it is characterised in that：Institute
The outlet for stating dialyzate supply switching circuit is connected with the entrance of blood circuit by ultrafiltrate pump and net filter and filtered with the blood
The first entrance connection of device.
4. a kind of two-chamber for blood purification according to claim 1 is with liquid balance liquid-supplying system, it is characterised in that：Institute
Stating waste liquid discharge loop includes waste drains pump and the first check valve, and the entrance of the waste drains pump is filtered by the first check valve and the blood
The second outlet connection of device, the outlet of the waste drains pump is in communication with the outside.
5. a kind of two-chamber for blood purification according to claim 2 is with liquid balance liquid-supplying system, it is characterised in that：Institute
Stating displacement liquid loop includes the first liquid pump, the second liquid pump, the 3rd liquid pump and reverse osmosis water pump, first liquid pump, the second liquid pump,
The entrance of three liquid pumps and reverse osmosis water pump connects corresponding single liquid respectively, first liquid pump, the second liquid pump, the 3rd liquid pump and
The outlet of reverse osmosis water pump connects with the entrance of first cavity.
6. a kind of two-chamber for blood purification according to any one of claims 1 to 5 is with liquid balance liquid-supplying system, its feature
It is：The blood circuit includes first pressure monitor, the 4th liquid pump, anti-coagulants injection device, second pressure monitor, mixed
Clutch, the 3rd pressure monitor, leve monitor and bubble choked flow folder, the artery of human body pass sequentially through the first pressure monitoring
Device, the 4th liquid pump, anti-coagulants injection device, second pressure monitor, blender connect with the first entrance of blood filter, enter with this
The first outlet of the blood filter of mouthful connection passes sequentially through the 3rd pressure monitor, leve monitor and bubble choked flow folder and human body
Vein connects.
7. a kind of two-chamber for blood purification according to claim 2 is with liquid balance liquid-supplying system, it is characterised in that：Institute
State and be serially connected with the outlet of the second cavity for preventing liquid from flowing back the second check valve to the second cavity.
8. a kind of two-chamber for blood purification according to claim 2 is with liquid balance liquid-supplying system, it is characterised in that：Institute
State cylinder body and be provided with the temperature control system for being used for fluid temperature in master cylinder body.
9. a kind of two-chamber for blood purification according to any one of claims 1 to 5 is with liquid balance liquid-supplying system, its feature
It is：The outlet of the dialyzate supply switching circuit is provided with temperature and conductive detection device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621364054.7U CN206822890U (en) | 2016-12-12 | 2016-12-12 | A kind of two-chamber for blood purification is with liquid balance liquid-supplying system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621364054.7U CN206822890U (en) | 2016-12-12 | 2016-12-12 | A kind of two-chamber for blood purification is with liquid balance liquid-supplying system |
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| CN206822890U true CN206822890U (en) | 2018-01-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730088A (en) * | 2016-12-12 | 2017-05-31 | 广州奥柏仕医疗器械有限公司 | A kind of two-chamber for blood purification balances liquid-supplying system with liquid |
-
2016
- 2016-12-12 CN CN201621364054.7U patent/CN206822890U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106730088A (en) * | 2016-12-12 | 2017-05-31 | 广州奥柏仕医疗器械有限公司 | A kind of two-chamber for blood purification balances liquid-supplying system with liquid |
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Address after: 510760 301, No. 10, Juncheng Road, Huangpu District, Guangzhou City, Guangdong Province Patentee after: Guangzhou Ruibo Medical Equipment Co., Ltd Address before: 510670 room B203, No. 17, Xiang Shan Road, hi tech Industrial Development Zone, Guangzhou, Guangdong, China Patentee before: Guangzhou Aoboshi Medical Devices Co.,Ltd. |