CN221470527U - Extracorporeal circulation pipeline for closed hemodialysis and combined blood perfusion - Google Patents
Extracorporeal circulation pipeline for closed hemodialysis and combined blood perfusion Download PDFInfo
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- CN221470527U CN221470527U CN202322434998.3U CN202322434998U CN221470527U CN 221470527 U CN221470527 U CN 221470527U CN 202322434998 U CN202322434998 U CN 202322434998U CN 221470527 U CN221470527 U CN 221470527U
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- 238000001631 haemodialysis Methods 0.000 title claims abstract description 25
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 25
- 230000008081 blood perfusion Effects 0.000 title claims abstract description 16
- 238000011010 flushing procedure Methods 0.000 claims abstract description 44
- 239000002699 waste material Substances 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 230000001951 hemoperfusion Effects 0.000 claims abstract description 11
- 238000001990 intravenous administration Methods 0.000 claims abstract description 8
- 210000003462 vein Anatomy 0.000 claims description 18
- 238000002347 injection Methods 0.000 claims description 17
- 239000007924 injection Substances 0.000 claims description 17
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 claims description 11
- 229960002897 heparin Drugs 0.000 claims description 11
- 229920000669 heparin Polymers 0.000 claims description 11
- 239000003814 drug Substances 0.000 claims description 7
- 238000010253 intravenous injection Methods 0.000 claims description 4
- 229940079593 drug Drugs 0.000 claims description 3
- 230000010412 perfusion Effects 0.000 abstract description 39
- 238000011282 treatment Methods 0.000 abstract description 23
- 238000000034 method Methods 0.000 abstract description 14
- 230000006378 damage Effects 0.000 abstract description 6
- 230000015271 coagulation Effects 0.000 abstract description 3
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- 238000007789 sealing Methods 0.000 description 2
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- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses an extracorporeal circulation pipeline combining closed hemodialysis with hemoperfusion, which comprises: waste liquid bag, arterial tube, venous tube and pre-flushing tube; one end of the arterial tube is communicated with the waste liquid bag through a first connecting tube, and the other end of the arterial tube is provided with a spiral connector; one end of the intravenous tube is communicated through a connecting tube II waste liquid bag, and the other end is provided with a spiral connector; the arterial tube is provided with a connecting pipe IV and a connecting pipe V, and the other ends of the connecting pipe IV and the connecting pipe V are respectively provided with a spiral connector; the arterial tube is positioned between the fifth connecting tube and the cap of the arterial tube and is communicated with the waste liquid bag through the third connecting tube; the pre-flushing pipe is communicated with the arterial tube. The extracorporeal circulation pipeline of the closed hemodialysis combined blood perfusion designed by the utility model can be used for independently pre-flushing the perfusion device, and can prevent the end part of the dialyzer pipeline from being exposed in the air to cause coagulation in the treatment process, thereby avoiding unnecessary injuries.
Description
Technical Field
The utility model relates to the technical field of extracorporeal circulation pipelines, in particular to a closed hemodialysis combined blood perfusion extracorporeal circulation pipeline.
Background
Hemodialysis (HD) is one of the renal replacement therapies for patients with acute and chronic renal failure. It removes metabolic waste in the body, maintains electrolyte and acid-base balance, removes excessive water in the body and returns purified blood by draining blood in the body to the outside through a dialyzer. Blood perfusion is a blood purification technique in which (HP) removes exogenous or endogenous toxins, drugs or metabolic waste products that cannot be removed by dialysis in the blood by adsorption. Hemodialysis in combination with blood perfusion (hd+hp) has become the most clinically used combination artificial kidney treatment at present.
At present, a dialyzer and a perfusion device are commonly connected in series to carry out dialysis treatment on uremic patients in clinic, and the perfusion device is connected in series at the front end of the dialyzer; the hemodialysis treatment time is 4 hours, the hemoperfusion treatment time is 2 hours, and because the combined treatment time is inconsistent, in the treatment process, the perfusion device and the dialyzer are serially connected for combined dialysis for 2 hours, and then the perfusion device is removed for 2 hours after the combined dialysis is carried out, and the following problems exist in the process:
1) The end part of the pipeline connected with the dialyzer is necessarily exposed to the air in the process of dismantling the pipeline of the perfusion device, so that the risks of blood coagulation and the like in the pipeline are increased; on the other hand, bacteria, dust and the like in the air easily enter the dialyzer and the pipeline through the exposed end parts to cause pollution or infection, and unnecessary injury is caused to patients;
2) Before use, physiological saline needs to be used for pre-flushing the perfusion device and the dialyser, the adsorbent in the perfusion device is generally neutral macroporous adsorption resin treated by a special process, particles can fall off when the perfusion device is pre-flushed, and the perfusion device and the dialyser are arranged in series so that the particles falling off when the perfusion device is pre-flushed enter the dialyser together with the physiological saline to be pre-flushed, thus the dialyser is easy to be blocked, the exhaust is difficult, and the risk in the treatment process is increased.
Therefore, how to provide an independent pre-flushing perfusion device, which can avoid the blockage of the dialyzer caused by the fact that particles falling off during the pre-flushing of the perfusion device are pre-flushed with physiological saline together, and increase the risk in the treatment process; and can prevent that the dialysis machine pipeline tip from exposing in the air and causing the blood coagulation in the course of treatment, prevent bacterium, micronic dust etc. in the air from getting into the dialysis machine and the pipeline and causing pollution or infected closed hemodialysis and the extracorporeal circulation pipeline of blood perfusion simultaneously is the problem that the skilled person need to solve in the art.
Disclosure of utility model
In view of the above, the utility model provides an extracorporeal circulation pipeline of closed hemodialysis combined with hemoperfusion, which can be used for independently pre-flushing a perfusion device, so that the problem that the dialyser is blocked due to the fact that particles falling off during the pre-flushing of the perfusion device are together with normal saline is avoided, and the risk in the treatment process is increased; and can prevent the end of the dialyser pipeline from being exposed in the air to cause coagulation in the treatment process, and simultaneously prevent bacteria, dust and the like in the air from entering the dialyser and the pipeline to cause pollution or infection.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
An extracorporeal circulation circuit for closed hemodialysis in combination with blood perfusion, comprising: waste liquid bag, arterial tube, venous tube and pre-flushing tube;
The waste liquid bag is communicated with a first connecting pipe, a second connecting pipe and a third connecting pipe; the other end of the first connecting pipe is detachably connected with the arterial tube, an arterial puncture needle is arranged at the port of the connecting end of the arterial tube and the first connecting pipe, and the arterial puncture needle is positioned in the first connecting pipe; the other end of the arterial tube is a spiral interface, and a cap is arranged at the spiral interface; the other end of the second connecting pipe is detachably connected with the venous tube, a venous puncture needle is arranged at the port of the connecting end of the venous tube and the second connecting pipe, and the venous puncture needle is positioned in the second connecting pipe; the other end of the vein tube is a spiral interface, and a cap is arranged at the spiral interface; the arterial tube is respectively communicated with a connecting tube IV and a connecting tube V, the other ends of the connecting tube IV and the connecting tube V are respectively provided with a screw joint, and the screw joint is provided with a cap; the arterial tube is positioned between the fifth connecting tube and the spiral joint of the arterial tube and is communicated with the third other end of the connecting tube; the pre-flushing pipe is communicated with the arterial tube and is positioned between the arterial puncture needle and the connecting tube IV;
A first pipeline clamp is arranged on the pre-flushing pipe, and a second pipeline clamp is arranged between the pre-flushing pipe and the fourth connecting pipe on the arterial tube; a pipeline clamp III is arranged on the connecting pipe IV, a pipeline clamp IV is arranged on the connecting pipe V, a pipeline clamp V is arranged on the connecting pipe III, a pipeline clamp VI is arranged between the connecting pipe IV and the connecting pipe V on the arterial tube, and a pipeline clamp seven is arranged between the spiral connectors of the connecting pipe III and the arterial tube on the arterial tube.
Further, the outer surface of one end of the arterial tube provided with the arterial puncture needle is provided with external threads, and the inner side of the other end of the connecting tube is provided with internal threads matched with the external threads; the vein tube is provided with the external screw thread of one end surface of vein pjncture needle, and connecting pipe two other end inboard is provided with the internal screw thread with vein tube's external screw thread looks adaptation.
Further, the first connecting pipe, the second connecting pipe and the third connecting pipe are detachably communicated with the waste liquid bag through screw connectors respectively; the other end of the connecting pipe is detachably connected with the arterial tube through a spiral interface; the connecting pipe IV and the connecting pipe V are detachably connected with the arterial tube through screw connectors respectively; the pre-flushing pipe is communicated with the arterial tube through a screw interface, the other end of the pre-flushing pipe is detachably connected with a needle through the screw interface, and the needle can be communicated with a physiological saline bottle to pre-flush the circulating pipeline.
Through the technical scheme, the utility model provides the extracorporeal circulation pipeline combining closed hemodialysis with hemoperfusion, and when the extracorporeal circulation pipeline is used, caps of the connecting pipe IV and the connecting pipe V are taken off, and screw connectors of the caps are respectively connected to two ends of a perfusion device; removing caps of arterial and venous tubes, and respectively connecting screw interfaces of the arterial and venous tubes to two ends of a dialyzer; an extracorporeal circulation pipeline is formed by communicating an arterial tube, a dialyzer, a perfusion device, a venous tube, a connecting tube III and a waste liquid bag, and the perfusion device is communicated with the arterial tube to form a parallel pipeline; during pre-flushing, the first pipeline clamp, the third pipeline clamp, the fourth pipeline clamp and the fifth pipeline clamp are opened, the second pipeline clamp, the sixth pipeline clamp and the seventh pipeline clamp are closed, physiological saline in the physiological saline bottle flows out from the pre-flushing pipe, flows to the waste liquid bag through the arterial tube, the fourth connecting tube, the perfusion device, the fifth connecting tube and the third connecting tube to realize independent pre-flushing of the perfusion device, and the situation that particles falling off from the perfusion device cause blockage of the dialyser after the physiological saline pre-flushes the perfusion device is avoided, so that the risk in the treatment process is increased; after the independent pre-flushing of the perfusion device is finished, the dialyser can be subjected to independent pre-flushing, and the perfusion device and the dialyser can be subjected to combined pre-flushing; the arterial tube, the venous tube and the threaded port of the waste liquid bag are disconnected after the pre-flushing is finished respectively through the arterial puncture needle of the arterial tube and the venous puncture needle of the venous tube which are positioned in the first connecting tube and the second connecting tube of the waste liquid bag, the arterial puncture needle is connected with the arterial end of a patient, and the venous puncture needle is connected with the venous end of the patient for hemodialysis and hemoperfusion treatment; the perfusion device forms a parallel pipeline with the arterial tube through a connecting pipe IV and a connecting pipe V, a pipeline clamp III and a pipeline clamp IV are respectively arranged on the connecting pipe IV and the connecting pipe V, and the pipeline clamp III and the pipeline clamp IV are closed after blood perfusion is finished for performing simple dialysis treatment; meanwhile, bacteria, dust and the like in the air can be prevented from entering the pipeline through the exposed end part easily to cause unnecessary injury to a patient.
Preferably, an arterial kettle is arranged on the arterial tube and is positioned between the pre-flushing pipe and the pipeline clamp II; venous vessel is provided with venous pot. Through the arrangement of the venous kettle and the arterial kettle, whether abnormal conditions such as blood clots, darkening colors and the like exist in the external circulation pipeline or not can be observed in real time, and timely treatment is carried out.
Preferably, a first pressure monitor is arranged on the arterial tube between the arterial kettle and the pre-flushing tube; the venous kettle is provided with a second pressure monitor. The pressure of venous kettle department can be monitored through pressure monitor one, and pressure monitor two can monitor arterial's pressure, and when the pressure reading risees, medical personnel can judge according to the pressure variation in everywhere, inspect the position that can appear unusual circumstances such as clotting or pipeline jam again, can make medical personnel more convenient, also swift understanding the position of clotting to can in time handle.
Further, a filter screen is arranged in the venous kettle. The arrangement of this structure prevents impurities in the blood, such as bacteria, cells and cell residues, from entering the dialysis tubing, thereby protecting the patient from infection.
Preferably, the arterial tube is provided with heparin injection ports, and a plurality of heparin injection ports can be arranged on the arterial tube. Heparin injection can be added in the dialysis process through the arrangement of the heparin injection port, and the occurrence of the phenomenon of blood coagulation is prevented, so that unnecessary injury is caused to a patient.
Preferably, a vein tube at one end of the venous kettle far away from the vein puncture needle is provided with a vein injection medicine injection port. And after the dialysis is finished, the intravenous injection medicine is injected through the injection port, so that the blood in the circulation pipeline is ensured to completely return into the body of a patient.
Preferably, the venous kettle and the arterial kettle are both provided with branch pipes, and the other ends of the branch pipes are provided with sealing covers. When abnormal conditions such as coagulation or bubbles occur in blood in the venous kettle and the arterial kettle, the blood can be timely adjusted through the branch pipe.
Further, a branch pipe is arranged on the arterial tube, and a sealing cover is arranged at the other end of the branch pipe. The bypass tube can supplement medicine in the treatment process.
Compared with the prior art, the utility model discloses an extracorporeal circulation pipeline combining closed hemodialysis with hemoperfusion, which has the following beneficial effects:
1) An extracorporeal circulation pipeline is formed by communicating an arterial tube, a dialyzer, a perfusion device, a venous tube, a connecting tube III and a waste liquid bag, and the perfusion device is communicated with the arterial tube to form a parallel pipeline; during pre-flushing, the first pipeline clamp, the third pipeline clamp, the fourth pipeline clamp and the fifth pipeline clamp are opened, the second pipeline clamp, the sixth pipeline clamp and the seventh pipeline clamp are closed, physiological saline in the physiological saline bottle flows out from the pre-flushing pipe, flows to the waste liquid bag through the arterial tube, the fourth connecting tube, the perfusion device, the fifth connecting tube and the third connecting tube to realize independent pre-flushing of the perfusion device, and the situation that particles falling off from the perfusion device cause blockage of the dialyser after the physiological saline pre-flushes the perfusion device is avoided, so that the risk in the treatment process is increased;
2) The arterial tube, the venous tube and the threaded port of the waste liquid bag are disconnected after the pre-flushing is finished respectively through the arterial puncture needle of the arterial tube and the venous puncture needle of the venous tube which are positioned in the first connecting tube and the second connecting tube of the waste liquid bag, the arterial puncture needle is connected with the arterial end of a patient, and the venous puncture needle is connected with the venous end of the patient for hemodialysis and hemoperfusion treatment; the perfusion device forms a parallel pipeline with the arterial tube through a connecting pipe IV and a connecting pipe V, a pipeline clamp III and a pipeline clamp IV are respectively arranged on the connecting pipe IV and the connecting pipe V, and the pipeline clamp III and the pipeline clamp IV are closed after blood perfusion is finished for performing simple dialysis treatment; meanwhile, bacteria, dust and the like in the air can be prevented from entering the pipeline through the exposed end part easily to cause unnecessary injury to a patient.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a cross-sectional view of an extracorporeal circulation circuit for closed hemodialysis in combination with blood perfusion in accordance with the present utility model;
wherein 1 is a waste liquid bag; 2 is a first connecting pipe; 3 is a second connecting pipe; 4 is a connecting pipe III; 5 is arterial; 6 is a venous tube; 7 is heparin injection port one; 8 is a heparin injection port II; 9 is a connecting pipe IV; 10 is a connecting pipe five; 11 is an arterial puncture needle; 12 is a venous puncture needle; 13 is an arterial kettle; 14 is a venous kettle; 15 is a pre-flushing pipe; 16 is the first pressure monitor; 17 is a second pressure monitor; 18 is a medicine injection port of the intravenous injection; 19 is a pipeline clamp I; 20 is a pipeline clamp II; 21 is a pipeline clamp III; 22 is a pipeline clamp IV; 23 is a pipeline clamp five; 24 is a pipeline clamp six; and 25 is a pipeline clamp seven.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, an embodiment of the present utility model discloses an extracorporeal circulation circuit for closed hemodialysis combined with hemoperfusion, comprising: a waste liquid bag 1, an arterial tube 5, a venous tube 6 and a pre-flushing tube 15;
the waste liquid bag 1 is communicated with a first connecting pipe 2, a second connecting pipe 3 and a third connecting pipe 4; the other end of the first connecting pipe 2 is detachably connected with the arterial tube 5, an arterial puncture needle 11 is arranged at the port of the connecting end of the arterial tube 5 and the first connecting pipe 2, and the arterial puncture needle 11 is positioned in the first connecting pipe 2; the other end of the arterial tube 5 is a spiral interface, and a cap is arranged at the spiral interface; the other end of the second connecting pipe 3 is detachably connected with the vein pipe 6, a vein puncture needle 12 is arranged at the port of the connecting end of the vein pipe 6 and the second connecting pipe 3, and the vein puncture needle 12 is positioned in the second connecting pipe 3; the other end of the intravenous tube 6 is a spiral interface, and a cap is arranged at the spiral interface; the arterial tube 5 is respectively communicated with a connecting tube IV 9 and a connecting tube V10, the other ends of the connecting tube IV 9 and the connecting tube V10 are screw connectors, and caps are arranged at the screw connectors; the arterial tube 5 is positioned between the connecting tube five 10 and the spiral interface of the arterial tube 5 and is communicated with the other end of the connecting tube three 4; the pre-flushing pipe 15 is communicated with the arterial tube 5 and is positioned between the arterial puncture needle 11 and the connecting pipe IV 9;
A first pipeline clamp 19 is arranged on the pre-flushing pipe 15, and a second pipeline clamp 20 is arranged between the pre-flushing pipe 15 and the fourth connecting pipe 9 on the arterial tube 5; the connecting pipe IV 9 is provided with a pipeline clamp IV 21, the connecting pipe V10 is provided with a pipeline clamp IV 22, the connecting pipe V4 is provided with a pipeline clamp V23, the arterial tube 5 is provided with a pipeline clamp VI 24 between the connecting pipe IV 9 and the connecting pipe V10, and the arterial tube 5 is provided with a pipeline clamp seven 25 between the connecting pipe V4 and the spiral interface of the arterial tube 5.
Further, the arterial tube 5 is provided with an external thread on the outer surface of one end of the arterial puncture needle 11, and an internal thread matched with the external thread is arranged on the inner side of the other end of the first connecting tube 2; the vein tube 6 is provided with an external thread on the outer surface of one end of the vein puncture needle 12, and an internal thread matched with the external thread of the vein tube 6 is correspondingly arranged on the inner side of the other end of the connecting tube II 3.
In order to further optimize the technical scheme, the arterial tube 5 is provided with an arterial kettle 13, and the arterial kettle 13 is positioned between the pre-flushing tube 15 and the pipeline clamp II 20; venous tube 6 is provided with a venous pot 14.
Further, a filter screen is provided in the venous pot 14.
In order to further optimize the technical proposal, a pressure monitor I16 is arranged on the arterial tube 5 between the arterial kettle 13 and the pre-flushing tube 15; the venous kettle 14 is provided with a second pressure monitor 17.
In order to further optimize the technical scheme, the arterial tube 5 is provided with a first heparin injection port 7 and a second heparin injection port 8, wherein the first heparin injection port 7 is positioned between the second pipeline clamp 20 and the fourth connecting pipe 9, and the second heparin injection port 8 is positioned between the arterial puncture needle 11 and the pre-flushing tube 15.
To further optimize the above technical solution, the intravenous tube 6 at the end of the intravenous drip cup 14 remote from the intravenous puncture needle 12 is provided with an intravenous injection drug injection port 18.
The utility model provides an extracorporeal circulation pipeline combining closed hemodialysis with blood perfusion, which has the following beneficial effects:
1) An extracorporeal circulation pipeline is formed by communicating an arterial tube, a dialyzer, a perfusion device, a venous tube, a connecting tube III and a waste liquid bag, and the perfusion device is communicated with the arterial tube to form a parallel pipeline; during pre-flushing, the first pipeline clamp, the third pipeline clamp, the fourth pipeline clamp and the fifth pipeline clamp are opened, the second pipeline clamp, the sixth pipeline clamp and the seventh pipeline clamp are closed, physiological saline in the physiological saline bottle flows out from the pre-flushing pipe, flows to the waste liquid bag through the arterial tube, the fourth connecting tube, the perfusion device, the fifth connecting tube and the third connecting tube to realize independent pre-flushing of the perfusion device, and the situation that particles falling off from the perfusion device cause blockage of the dialyser after the physiological saline pre-flushes the perfusion device is avoided, so that the risk in the treatment process is increased;
2) The arterial tube, the venous tube and the threaded port of the waste liquid bag are disconnected after the pre-flushing is finished respectively through the arterial puncture needle of the arterial tube and the venous puncture needle of the venous tube which are positioned in the first connecting tube and the second connecting tube of the waste liquid bag, the arterial puncture needle is connected with the arterial end of a patient, and the venous puncture needle is connected with the venous end of the patient for hemodialysis and hemoperfusion treatment; the perfusion device forms a parallel pipeline with the arterial tube through a connecting pipe IV and a connecting pipe V, a pipeline clamp III and a pipeline clamp IV are respectively arranged on the connecting pipe IV and the connecting pipe V, and the pipeline clamp III and the pipeline clamp IV are closed after blood perfusion is finished for performing simple dialysis treatment; meanwhile, bacteria, dust and the like in the air can be prevented from entering the pipeline through the exposed end part easily to cause unnecessary injury to a patient.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. An extracorporeal circulation circuit for closed hemodialysis in combination with hemoperfusion, comprising: a waste liquid bag (1), an arterial tube (5), a venous tube (6) and a pre-flushing tube (15);
The waste liquid bag (1) is communicated with a first connecting pipe (2), a second connecting pipe (3) and a third connecting pipe (4); the other end of the first connecting pipe (2) is detachably connected with the arterial tube (5), an arterial puncture needle (11) is arranged at the port of the connecting end of the arterial tube (5) and the first connecting pipe (2), and the arterial puncture needle (11) is positioned in the first connecting pipe (2); the other end of the arterial tube (5) is a spiral interface, and a cap is arranged at the spiral interface; the other end of the second connecting pipe (3) is detachably connected with the vein pipe (6), a vein puncture needle (12) is arranged at the port of the connecting end of the vein pipe (6) and the second connecting pipe (3), and the vein puncture needle (12) is positioned in the second connecting pipe (3); the other end of the venous tube (6) is a spiral interface, and a cap is arranged at the spiral interface; the arterial tube (5) is respectively communicated with a connecting tube IV (9) and a connecting tube V (10), the other ends of the connecting tube IV (9) and the connecting tube V (10) are both screw connectors, and caps are arranged at the screw connectors; the arterial tube (5) is positioned between the fifth connecting tube (10) and the spiral interface of the arterial tube (5) and is communicated with the other end of the third connecting tube (4); the pre-flushing pipe (15) is communicated with the arterial tube (5) and is positioned between the arterial puncture needle (11) and the connecting pipe IV (9);
A first pipeline clamp (19) is arranged on the pre-flushing pipe (15), and a second pipeline clamp (20) is arranged between the pre-flushing pipe (15) and the fourth connecting pipe (9) on the arterial pipe (5); be provided with on the connecting pipe IV (9) and press from both sides three (21), be provided with on the connecting pipe V (10) and press from both sides four (22), be provided with on the connecting pipe V (4) and press from both sides five (23), be located on arterial tube (5) connecting pipe IV (9) with be provided with between the connecting pipe V (10) and press from both sides six (24), be located on arterial tube (5) connecting pipe V (4) with be provided with on arterial tube (5) between the screw connection of screw connection presss from both sides seven (25).
2. Extracorporeal circulation line for the combined hemodialysis and hemoperfusion according to claim 1, characterized in that said arterial tube (5) is provided with heparin injection ports.
3. The extracorporeal circulation pipeline of closed hemodialysis combined blood perfusion according to claim 1, wherein an arterial kettle (13) is arranged on the arterial tube (5), and the arterial kettle (13) is positioned between the pre-flushing tube (15) and the pipeline clamp two (20); a venous pot (14) is arranged on the venous tube (6).
4. A closed hemodialysis combined blood perfusion extracorporeal circulation line according to claim 3, wherein a pressure monitor one (16) is provided on the arterial line (5) between the arterial kettle (13) and the pre-flush line (15); and a second pressure monitor (17) is arranged on the venous kettle (14).
5. An extracorporeal circulation line for closed hemodialysis in combination with blood perfusion according to claim 3, wherein the intravenous tube (6) on the side of the intravenous drip cup (14) remote from the intravenous puncture needle (12) is provided with an intravenous injection drug injection port (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322434998.3U CN221470527U (en) | 2023-09-07 | 2023-09-07 | Extracorporeal circulation pipeline for closed hemodialysis and combined blood perfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322434998.3U CN221470527U (en) | 2023-09-07 | 2023-09-07 | Extracorporeal circulation pipeline for closed hemodialysis and combined blood perfusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221470527U true CN221470527U (en) | 2024-08-06 |
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ID=92374678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322434998.3U Active CN221470527U (en) | 2023-09-07 | 2023-09-07 | Extracorporeal circulation pipeline for closed hemodialysis and combined blood perfusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221470527U (en) |
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2023
- 2023-09-07 CN CN202322434998.3U patent/CN221470527U/en active Active
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