CN209075640U - A kind of haemodialysis extracorporeal circulation pipeline - Google Patents
A kind of haemodialysis extracorporeal circulation pipeline Download PDFInfo
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- CN209075640U CN209075640U CN201820905397.2U CN201820905397U CN209075640U CN 209075640 U CN209075640 U CN 209075640U CN 201820905397 U CN201820905397 U CN 201820905397U CN 209075640 U CN209075640 U CN 209075640U
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- branch pipe
- perfusion device
- needle base
- extracorporeal circulation
- dialyzer
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Abstract
The utility model discloses a kind of haemodialysis extracorporeal circulation pipelines, including main line, the first branch pipe, the second branch pipe, perfusion device, dialyzer, the both ends of the main line are separately connected artery needle base, vein needle base, the perfusion device and the dialyzer are successively arranged along the direction of vein needle base to artery needle base on the supervisor, it is equipped with the first branch pipe between the vein needle base and the dialyzer, the second branch pipe is equipped between the perfusion device and the artery needle base.The utility model haemodialysis passes through setting main line, the first branch pipe, the second branch pipe with extracorporeal circulation pipeline, the series connection of perfusion device and dialyzer, the exclusive use of perfusion device, the exclusive use of dialyzer may be implemented according to different needs, detaching pipelines are not necessarily to during switching, the pollution for avoiding pipeline ensure that the safety of dialysis procedure.
Description
Technical field
The utility model relates to technical field of medical equipment, and in particular to a kind of haemodialysis extracorporeal circulation pipeline.
Background technique
Haemodialysis is treatment acute or chronic renal failure and one of drug, the most effective measure of food poisoning and mesh
Method the most universal is applied in preceding clinically growth alternative treatment.In clinic, dialyzer and perfusion device are to carry out blood
The necessary device of dialysis treatment.Its cleaning principle is arterial blood line by outside the blood lead body of patient, venous blood line
Send blood after treatment back to patient's body.
Most of blood purification is by the way of closed blood back at present, but during treatment, it is sometimes desirable to it will fill
It flows device and dialyzers in series uses, it is sometimes desirable to perfusion device or dialyzer is used alone, during removing pipeline, perfusion device
End, the end of dialyzer, pipeline end can be exposed among air, the bacterium and dust in air will cause the interior of pipeline
Portion, the inside of perfusion device, dialyzer inside pollute, cause undesirable influence to the treatment of patient.
Furthermore existing blood perfusion device, motion path of the blood inside perfusion device are linear motion, blood and absorption
The time of contact of agent is short, and when the flow of blood is larger, the time of contact between blood and adsorbent is short, the Toxic in blood
Matter can not be adsorbed agent and adequately adsorb, thus reduce adsorbent adsorption efficiency and effective adsorptivity；Meanwhile temperature compared with
The higher situation of low or temperature is small, and the mobile performance of blood is different, influences whether the adsorption effect of blood.Temperature is too low,
Blood can solidify in blood perfusion device, influence being normally carried out for adsorption process.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of haemodialysis extracorporeal circulation pipelines, it can be solved
Certainly hemodialysis pipeline usage mode is single in the prior art, internal in disassembly process pollution can occur, in hemodialysis pipeline
The problem that blood perfusion device adsorption effect is poor, adsorption effect is unstable.
To solve the above-mentioned problems, the utility model uses following technical scheme:
The utility model provides a kind of haemodialysis extracorporeal circulation pipeline, including main line, the first branch pipe, second
Pipe, perfusion device, dialyzer, the both ends of the main line are separately connected artery needle base, vein needle base, along quiet on the supervisor
The direction of arteries and veins needle base to artery needle base is successively arranged the perfusion device and the dialyzer, the vein needle base with it is described
It is equipped with the first branch pipe between dialyzer, the second branch pipe is equipped between the perfusion device and the artery needle base, the vein is female
Needle is based on being equipped with the first safety clamp between first branch pipe, and first branch pipe is equipped with the second safety clamp, the dialyzer
Third safety clamp is set between the second branch pipe, second branch pipe is equipped with the 4th safety clamp, the upper end of first branch pipe
Positioned at the lower part of the lower end of second branch pipe；
The perfusion device includes perfusion device ontology, upper end cover, lower cover, adsorbent, and the upper end cover, lower cover are set respectively
The both ends of the perfusion device ontology are placed in, the lower cover is equipped with blood inlet, and the upper end cover is exported equipped with blood, institute
It states perfusion device body interior and forms accommodating chamber, the adsorbent is filled in the accommodating chamber, and the outside of the perfusion device is equipped with
Thermostat；
The perfusion device further includes inner cylinder, outer cylinder, and the inner cylinder and outer cylinder are all set in the accommodating chamber, the inner cylinder
Top and bottom be open end, the inner cylinder is set to the bottom of the accommodating chamber, the blood inlet and the inner cylinder
Connection, the outer cylinder are set to the outside of the inner cylinder, and the lower end of the outer cylinder is open end, and upper end is closed end, described outer
The lower end of cylinder is not contacted with the bottom of the accommodating chamber, and upper end is not contacted with the upper end of the inner cylinder.
The main line, first branch pipe, second branch pipe are all made of polyethylene material as a preferred technical solution,
Material is made.
The ratio between the inner cylinder, outer cylinder, diameter of section of accommodating chamber are 1:2:3 as a preferred technical solution,.
The outer cylinder is fixed in the accommodating chamber by support column as a preferred technical solution, the support column
One end connects the bottom of the accommodating chamber, and the other end connects the upper end of the outer cylinder.
The thermostat includes heating water jacket as a preferred technical solution, and the middle part of the heating water jacket, which is formed, to hold
Set chamber, the diameter of section of the accommodating cavity is greater than the diameter of section of the perfusion device ontology, the heating water jacket connect hot water into
Water pipe, cold water inlet and outlet pipe, the hot water inlet pipe, cold water inlet connect the top of the heating water jacket, described
Outlet pipe connects the lower part of the heating water jacket.
The upper end cover is circumferentially with blocking circle, the race diameter for stopping circle along it as a preferred technical solution,
Greater than the diameter of section of the accommodating cavity.
The first temperature sensor is equipped in the heating water jacket as a preferred technical solution, on the hot water inlet pipe
Equipped with first flow regulating valve, the cold water inlet is equipped with second flow regulating valve, first temperature sensor, first
Flow control valve, second flow regulating valve connect intelligent controller.
The hot water inlet pipe, the outlet pipe connect circulating water chennel, the circulating water chennel as a preferred technical solution,
Interior to be equipped with second temperature sensor and heater, the second temperature sensor, the heater connect the intelligent controller.
The utility model haemodialysis extracorporeal circulation pipeline passes through setting main line, the first branch pipe, the second branch pipe, according to
The series connection of perfusion device and dialyzer, the exclusive use of perfusion device, the exclusive use of dialyzer may be implemented in different demands,
It is not necessarily to detaching pipelines during switching, avoids the pollution of pipeline, ensure that the safety of dialysis procedure.
Blood perfusion device is blood by the way that inner cylinder and outer cylinder, the motion path of blood are arranged in the accommodating chamber of perfusion device ontology
Liquid import considerably increases the time of contact of blood and adsorbent, improves adsorbent to inner cylinder to outer barrel to accommodating chamber
Adsorption efficiency.Meanwhile it being equipped with thermostat in the outside of blood perfusion device, thermostat makes the filter process of blood more
Stablize, improves the adsorption effect of blood.
Detailed description of the invention
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model haemodialysis extracorporeal circulation pipeline；
Fig. 2 is the structural schematic diagram of perfusion device in the utility model haemodialysis extracorporeal circulation pipeline.
Wherein, appended drawing reference is described as follows: dialyzer 1, perfusion device 2, main line 3, the first branch pipe 4, the second branch pipe
5, vein needle base 6, artery needle base 7, the first safety clamp 8, the second safety clamp 9, third safety clamp 10, the 4th safety clamp 11,
Perfusion device ontology 21, heating water jacket 22, accommodating chamber 23, inner cylinder 24, outer cylinder 25, support column 26, lower cover 27, blood inlet 28,
Upper end cover 29, blood outlet 210, stop circle the 211, first temperature sensor 212, hot water inlet pipe 213, cold water inlet 214,
First flow regulating valve 215, second flow regulating valve 216, outlet pipe 217, circulating water chennel 218, second temperature sensor 219,
Heater 220, accommodating cavity 221.
Specific embodiment
As shown in Figure 1, a kind of haemodialysis extracorporeal circulation pipeline, including main line 3, the first branch pipe 4, the second branch pipe 5,
Perfusion device 2, dialyzer 1.The both ends of main line 3 are separately connected artery needle base 7, vein needle base 6, are responsible for along vein mother's needle
The direction of base 6 to artery needle base 7 is successively arranged perfusion device 2 and dialyzer 1.The is equipped between vein needle base 6 and dialyzer 1
One branch pipe 4, is equipped with the second branch pipe 5 between perfusion device 2 and artery needle base 7, vein needle base 6 is equipped between the first branch pipe 4
First safety clamp 8, the first branch pipe 4 are equipped with the second safety clamp 9, and third safety clamp is set between dialyzer 1 and the second branch pipe 5
10, the second branch pipe 5 is equipped with the 4th safety clamp 11, and the upper end of the first branch pipe 4 is located at the lower part of the lower end of the second branch pipe 5.Supervisor
Road 3, the first branch pipe 4, the second branch pipe 5 are all made of polythene material and are made.
When the first safety clamp 8, third safety clamp 10 are opened, and the second safety clamp 9, the 4th safety clamp 11 are closed, perfusion device 2
It is used in series with dialyzer 1；When the first safety clamp 8, the 4th safety clamp 11 are opened, the second safety clamp 9, third safety clamp 10 are closed
When, perfusion device 2 is used alone；When the second safety clamp 9, third safety clamp 10 are opened, the first safety clamp 8, the 4th safety clamp 11 are closed
When closing, dialyzer 1 is used alone.
As shown in Fig. 2, blood perfusion device 2 includes perfusion device ontology 21, upper end cover 29, lower cover 27, adsorbent, lower cover
27 are set to the lower end of perfusion device ontology 21, and upper end cover 29 is set to the upper end of perfusion device ontology 21, and lower cover 27 is equipped with blood
Liquid import 28, upper end cover 29 are equipped with blood outlet 210, form accommodating chamber 23 inside perfusion device ontology 21, adsorbent is filled in
In accommodating chamber 23.
In order to increase the time of contact of blood and adsorbent, inner cylinder 24 and outer cylinder 25, inner cylinder are provided in accommodating chamber 23
24 top and bottom are open end, and the bottom of the lower end connection accommodating chamber 23 of inner cylinder 24, the height of inner cylinder 24 is accommodating chamber
The half of 23 height, blood inlet 28 are connected to inner cylinder 24, and outer cylinder 25 is set to the outside of inner cylinder 24, and the lower end of outer cylinder 25 is to open
End is put, upper end is closed end, and the lower end of outer cylinder 25 is not contacted with the bottom of accommodating chamber 23, and the upper end of outer cylinder 25 is upper with inner cylinder 24
End does not contact, and outer cylinder 25 is fixed in accommodating chamber 23 by support column 26, the bottom of one end connection accommodating chamber 23 of support column 26,
The upper end of other end connection outer cylinder 25.The distance between the upper end of the upper end of outer cylinder 25 and inner cylinder 24, with the upper end of outer cylinder 25 with
The distance between the upper end of accommodating chamber 23 is equal.The ratio between inner cylinder 24, outer cylinder 25, diameter of section of accommodating chamber 23 are 1:2:3.Pass through
Inner cylinder 24, outer cylinder 25 are set, and the motion path of blood is blood inlet 28 to 24 body of inner cylinder to 25 body of outer cylinder to accommodating chamber 23, greatly
The time of contact for increasing blood and adsorbent greatly, improve the adsorption efficiency of adsorbent.Inner cylinder 24, outer cylinder 25, accommodating chamber 23
The ratio between diameter of section be 1:2:3, ensure that moving process of the blood in each path be it is stable, ensure that blood
Adsorption effect.
The outside of perfusion device ontology 211 is equipped with thermostat, and thermostat includes heating water jacket 22, in heating water jacket 22
Portion forms accommodating cavity 221, and the diameter of section of accommodating cavity 221 is greater than the diameter of section of perfusion device ontology 21, and heating water jacket 22 connects
Hot water inlet pipe 213, cold water inlet 214 and outlet pipe 217, hot water inlet pipe 213, the connection heating water of cold water inlet 214
The top of set 22, outlet pipe 217 connect the lower part of heating water jacket 22.The first temperature sensor 212, heat are equipped in heating water jacket 22
Water water inlet pipe 213 be equipped with first flow regulating valve 215, cold water inlet 214 be equipped with second flow regulating valve 216, first
Temperature sensor 212, first flow regulating valve 215, second flow regulating valve 216 connect intelligent controller.Hot water inlet pipe
213, outlet pipe 217 connects circulating water chennel 218, and second temperature sensor 219 and heater 220 are equipped in circulating water chennel 218, the
Two temperature sensors 219, heater 220 connect intelligent controller.Thermostat, constant temperature are equipped in the outside of blood perfusion device 2
Device makes the filter process of blood more stable, improves the adsorption effect of blood.Cyclic water tank can follow hot water
Ring uses, and improves the utilization rate of heat, avoids the waste of the energy.
In order to avoid perfusion device ontology 21 is detached from out of accommodating cavity 221, upper end cover 29 is circumferentially with blocking circle 211 along it,
The race diameter of circle 211 is stopped to be greater than the diameter of section of accommodating cavity 221.
Use above specific case is illustrated the utility model, is merely used to help understand the utility model, and
Not to limit the utility model.Think of for those skilled in the art of the present invention, according to the utility model
Think, several simple deductions, deformation or replacement can also be made.
Claims (8)
1. a kind of haemodialysis extracorporeal circulation pipeline, which is characterized in that including main line, the first branch pipe, the second branch pipe, perfusion
Device, dialyzer, the both ends of the main line are separately connected artery needle base, vein needle base, along vein mother's needle on the supervisor
The direction of base to artery needle base is successively arranged the perfusion device and the dialyzer, the vein needle base and the dialyzer
Between be equipped with the first branch pipe, between the perfusion device and the artery needle base be equipped with the second branch pipe, the vein needle base in
The first safety clamp is equipped between first branch pipe, first branch pipe is equipped with the second safety clamp, the dialyzer and second
Third safety clamp is set between branch pipe, second branch pipe is equipped with the 4th safety clamp, and the upper end of first branch pipe is located at institute
State the lower part of the lower end of the second branch pipe；
The perfusion device includes perfusion device ontology, upper end cover, lower cover, adsorbent, and the upper end cover, lower cover are respectively arranged at
The both ends of the perfusion device ontology, the lower cover are equipped with blood inlet, and the upper end cover is exported equipped with blood, the filling
It flows device body interior and forms accommodating chamber, the adsorbent is filled in the accommodating chamber, and the outside of the perfusion device is equipped with constant temperature
Device；
The perfusion device further includes inner cylinder, outer cylinder, and the inner cylinder and outer cylinder are all set in the accommodating chamber, the inner cylinder it is upper
End and lower end are open end, and the inner cylinder is set to the bottom of the accommodating chamber, and the blood inlet is connected to the inner cylinder,
The outer cylinder is set to the outside of the inner cylinder, and the lower end of the outer cylinder is open end, and upper end is closed end, under the outer cylinder
End is not contacted with the bottom of the accommodating chamber, and upper end is not contacted with the upper end of the inner cylinder.
2. a kind of haemodialysis extracorporeal circulation pipeline as described in claim 1, it is characterised in that: the main line, described
First branch pipe, second branch pipe are all made of polythene material and are made.
3. a kind of haemodialysis extracorporeal circulation pipeline as described in claim 1, it is characterised in that: the inner cylinder, outer cylinder, appearance
The ratio between the diameter of section of chamber received is 1:2:3.
4. a kind of haemodialysis extracorporeal circulation pipeline as described in claim 1, it is characterised in that: the outer cylinder passes through support
Column is fixed in the accommodating chamber, and one end of the support column connects the bottom of the accommodating chamber, and the other end connects the outer cylinder
Upper end.
5. a kind of haemodialysis extracorporeal circulation pipeline as described in claim 1, it is characterised in that: the thermostat includes
Heating water jacket, the middle part of the heating water jacket form accommodating cavity, and the diameter of section of the accommodating cavity is greater than the perfusion device ontology
Diameter of section, the heating water jacket connects hot water inlet pipe, cold water inlet and outlet pipe, the hot water inlet pipe, cold water
Water inlet pipe connects the top of the heating water jacket, and the outlet pipe connects the lower part of the heating water jacket.
6. a kind of haemodialysis extracorporeal circulation pipeline as claimed in claim 5, it is characterised in that: the upper end cover is along its week
Stop circle to being equipped with, the race diameter for stopping circle is greater than the diameter of section of the accommodating cavity.
7. a kind of haemodialysis extracorporeal circulation pipeline as claimed in claim 5, it is characterised in that: set in the heating water jacket
There is the first temperature sensor, the hot water inlet pipe is equipped with first flow regulating valve, and the cold water inlet is equipped with second
Flow control valve, first temperature sensor, first flow regulating valve, second flow regulating valve connect intelligent controller.
8. a kind of haemodialysis extracorporeal circulation pipeline as claimed in claim 7, it is characterised in that: the hot water inlet pipe,
The outlet pipe connects circulating water chennel, is equipped with second temperature sensor and heater, the second temperature in the circulating water chennel
Sensor, the heater connect the intelligent controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905397.2U CN209075640U (en) | 2018-06-12 | 2018-06-12 | A kind of haemodialysis extracorporeal circulation pipeline |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905397.2U CN209075640U (en) | 2018-06-12 | 2018-06-12 | A kind of haemodialysis extracorporeal circulation pipeline |
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| CN209075640U true CN209075640U (en) | 2019-07-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082338A (en) * | 2021-03-29 | 2021-07-09 | 中南大学湘雅医院 | Pipeline structure, pipeline assembly and using method thereof |
| CN114404703A (en) * | 2021-12-21 | 2022-04-29 | 健帆生物科技集团股份有限公司 | Combined artificial kidney and its pre-flushing method and working method |
| CN114748717A (en) * | 2022-04-12 | 2022-07-15 | 江苏恰瑞生物科技有限公司 | Blood purification device with anticoagulation effect |
-
2018
- 2018-06-12 CN CN201820905397.2U patent/CN209075640U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082338A (en) * | 2021-03-29 | 2021-07-09 | 中南大学湘雅医院 | Pipeline structure, pipeline assembly and using method thereof |
| CN113082338B (en) * | 2021-03-29 | 2023-11-03 | 中南大学湘雅医院 | Pipeline structure, pipeline assembly and use method thereof |
| CN114404703A (en) * | 2021-12-21 | 2022-04-29 | 健帆生物科技集团股份有限公司 | Combined artificial kidney and its pre-flushing method and working method |
| CN114404703B (en) * | 2021-12-21 | 2024-03-26 | 健帆生物科技集团股份有限公司 | Combined artificial kidney, pre-flushing method and working method thereof |
| CN114748717A (en) * | 2022-04-12 | 2022-07-15 | 江苏恰瑞生物科技有限公司 | Blood purification device with anticoagulation effect |
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