CN220293913U - Dialysis is with multi-functional dialysis machine of two blood pumps - Google Patents
Dialysis is with multi-functional dialysis machine of two blood pumps Download PDFInfo
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- CN220293913U CN220293913U CN202321785450.7U CN202321785450U CN220293913U CN 220293913 U CN220293913 U CN 220293913U CN 202321785450 U CN202321785450 U CN 202321785450U CN 220293913 U CN220293913 U CN 220293913U
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- pump
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- liquid return
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- 239000008280 blood Substances 0.000 title claims abstract description 102
- 210000004369 blood Anatomy 0.000 title claims abstract description 95
- 238000000502 dialysis Methods 0.000 title claims abstract description 73
- 239000007788 liquid Substances 0.000 claims abstract description 78
- 238000001802 infusion Methods 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 8
- 239000002699 waste material Substances 0.000 claims description 17
- 239000002002 slurry Substances 0.000 claims description 13
- 230000009977 dual effect Effects 0.000 claims 8
- 238000005345 coagulation Methods 0.000 abstract description 10
- 230000015271 coagulation Effects 0.000 abstract description 10
- 238000001631 haemodialysis Methods 0.000 abstract description 8
- 230000000322 hemodialysis Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 230000017531 blood circulation Effects 0.000 description 14
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 12
- 238000001179 sorption measurement Methods 0.000 description 10
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 4
- BPYKTIZUTYGOLE-IFADSCNNSA-N Bilirubin Chemical compound N1C(=O)C(C)=C(C=C)\C1=C\C1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(\C=C/3C(=C(C=C)C(=O)N\3)C)N2)CCC(O)=O)N1 BPYKTIZUTYGOLE-IFADSCNNSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000004 hemodynamic effect Effects 0.000 description 1
- 238000002615 hemofiltration Methods 0.000 description 1
- 239000012510 hollow fiber Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000002572 peristaltic effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model relates to a double-blood pump multifunctional dialysis machine for dialysis, belongs to the technical field of medical appliances, and solves the problem that a dialysis machine pipeline needs to be replaced when a treatment mode of the hemodialysis machine is replaced in the treatment process in the prior art. The utility model comprises a blood pump, a blood filter, a blood separating pump, a transfusion pipeline, a first liquid return pipeline and a second liquid return pipeline; the infusion pipeline is communicated with the patient and the inlet of the blood filter, the blood pump is arranged in the infusion pipeline, the first liquid return pipeline is connected with the outlet of the blood filter and the patient, two ends of the second liquid return pipeline are communicated with the first liquid return pipeline, and the blood separating pump is arranged on the second liquid return pipeline. The utility model increases the blood separating pump, ensures the sufficiency of dialysis and simultaneously ensures the other treatment; the blood separation pump is arranged behind the total blood pump, so that the problem of the increased coagulation risk caused by too low flow rate is reduced.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a double-blood pump multifunctional dialysis machine for dialysis.
Background
The hemodialysis machine can be applied to various modes such as hemodialysis, hemofiltration, hemodiafiltration, plasma exchange, immunoadsorption, bilirubin adsorption and the like, but most of the existing machines can only perform treatment in one mode, and the whole set of pipelines and filters are required to be replaced for treatment in the replacement mode, so that the cost of patients is increased, the dialysis time of the patients is prolonged, and the capacity load of the patients is increased.
The dialysis machine can perform the combined treatment in multiple modes in a very small number, but only a mode with low blood flow rate can be migrated due to a single blood pump in the treatment process, which definitely reduces the dialysis efficiency, and when the mode with short treatment time is completed, the filter and the pipeline of the module cannot be independently disassembled, or blood continues to flow through the filter with short treatment time, or the backwater is disassembled and the pipeline is reassembled again. This not only increases coagulation of the hollow fiber filaments due to blood flowing through the plurality of filters, but also is prone to infection due to the tubing not being attached under aseptic operation.
Therefore, a dialysis machine capable of simultaneously satisfying blood purification treatment in two different modes is urgent.
Disclosure of Invention
In view of the above analysis, the present utility model provides a dual-pump multifunctional dialysis machine for dialysis, which is used for solving the problem that the dialysis machine pipeline needs to be replaced when the existing hemodialysis machine is used for replacing the treatment mode in the treatment process.
The aim of the utility model is mainly realized by the following technical scheme:
a multifunctional dialysis machine with double blood pumps for dialysis comprises a blood pump, a blood filter, a blood separating pump, an infusion pipeline, a first liquid return pipeline and a second liquid return pipeline; the infusion pipeline is communicated with the patient and the inlet of the blood filter, the blood pump is arranged in the infusion pipeline, the first liquid return pipeline is connected with the outlet of the blood filter and the patient, two ends of the second liquid return pipeline are communicated with the first liquid return pipeline, and the blood separating pump is arranged on the second liquid return pipeline.
Further, the multifunctional pump and the third liquid return pipeline are further included, and the multifunctional pump is arranged in the third liquid return pipeline.
Further, one end of the third liquid return pipeline is communicated with the infusion pipeline, and a communication port is positioned between the blood pump and the blood filter; the other end is communicated with the first liquid return pipeline.
Further, the plasma separator is arranged in the second liquid return pipeline.
Further, the plasma separator is located downstream of the blood separation pump.
Further, the device also comprises a slurry separating pump, an absorber and a fourth liquid return pipeline, wherein the slurry separating pump and the absorber are both arranged in the fourth liquid return pipeline.
Further, the adsorber is located downstream of the slurry pump.
Further, the fourth fluid return line communicates with the plasma separator and the second fluid return line.
Further, the blood filter further comprises a dialysate pump and a dialysate pipeline, wherein the dialysate pump is arranged on the dialysate pipeline, and the dialysate pipeline is communicated with the blood filter.
Further, the blood filter further comprises a waste liquid pump and a waste liquid pipeline, wherein the waste liquid pump is arranged on the waste liquid pipeline, and the waste liquid pipeline is communicated with the blood filter.
Compared with the prior art, the utility model has at least one of the following beneficial effects:
(1) The double-blood pump multifunctional dialysis machine for dialysis is provided with the blood dividing pump, is used for accurately controlling the blood flow rate for plasma exchange or adsorption, and can ensure the sufficiency of dialysis and simultaneously ensure the other treatment; after the blood separating pump is arranged on the total blood pump, after the blood flow passes through the hemodialysis unit, a part of the blood flow is led by the blood separating pump to carry out the treatment of the subsequent adsorption mode, so that the problem of blood flow velocity is guaranteed, and the problem of the increased coagulation risk caused by too low flow velocity is also reduced.
(2) The multifunctional dialysis machine with the double blood pumps for dialysis is provided with the blood dividing pump and the multifunctional pump, the multifunctional pump can serve as a front replacement liquid pump, a rear replacement liquid pump, a pulp supplementing pump or a citric acid pump according to different modes, the combination of the two treatment modes can be performed while all treatment modes on the market are met, the problem of blood flow velocity when passing through a plasma separator is ensured, and the problem of increased coagulation risk caused by too low blood flow velocity is solved.
In the utility model, the technical schemes can be mutually combined to realize more preferable combination schemes. Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be apparent from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The drawings are only for purposes of illustrating particular embodiments and are not to be construed as limiting the utility model, like reference numerals being used to refer to like parts throughout the several views.
Fig. 1 is a schematic structural diagram of a dialysis dual-blood pump multifunctional dialysis machine according to an embodiment.
Reference numerals:
1-a blood pump; 2-hemofilter; 3-a blood separation pump; 4-a transfusion pipeline; 5-a first liquid return pipeline; 6-a second liquid return pipeline; 7-a multi-function pump; 8-a third liquid return pipeline; 9-plasma separator; 10-a slurry separating pump; 11-adsorber; 12-a fourth liquid return pipeline; 13-a dialysate pump; 14-dialysate line; 15-a waste liquid pump; 16-waste liquid pipeline.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
When the existing dialysis machines are used for CPFA treatment, two dialysis machines are usually connected in series, so that the expenditure of patients is increased, the hemodynamic influence is great, and the blood loss of the patients with coagulation problems is also greatly increased. The problem faced by the dialysis machine capable of implementing the mode on a dialysis machine at present is that only a single blood pump passes through a plasma separator and then through a hemodialysis machine, so that the blood flow rate is greatly reduced, the coagulation risk is increased, the treatment is ended basically within 6 hours due to the coagulation problem in practical application of plasma adsorption treatment, the plasma adsorption treatment cannot be independently disassembled and the treatment is ended together with the hemodialysis, and therefore, the expenditure of patients is not reduced for patients, and the coagulation is easy to cause.
In a specific embodiment of the utility model, as shown in fig. 1, a dual-blood-pump multifunctional dialysis machine for dialysis is disclosed, which comprises a blood pump 1, a blood filter 2, a blood separating pump 3, an infusion pipeline 4, a first liquid return pipeline 5 and a second liquid return pipeline 6, wherein the infusion pipeline 4 is communicated with a patient and the blood filter 2, the blood pump 1 is arranged in the infusion pipeline 4 between the patient and the inlet of the blood filter 2, the first liquid return pipeline 5 is connected with the outlet of the blood filter 2 and the patient, both ends of the second liquid return pipeline 6 are communicated with the first liquid return pipeline 5, and the blood separating pump 3 is arranged on the second liquid return pipeline 6.
Compared with the prior art, the double-blood-pump multifunctional dialysis machine for dialysis provided by the embodiment is additionally provided with a blood dividing pump for accurately controlling the blood flow rate for plasma exchange or adsorption, so that the dialysis efficiency is ensured, and the other treatment can be ensured.
The multifunctional dialysis machine with the double blood pumps further comprises a multifunctional pump 7 and a third liquid return pipeline 8, wherein the multifunctional pump 7 is arranged in the third liquid return pipeline 8, one end of the third liquid return pipeline 8 is communicated with the infusion pipeline 4, a communication port is positioned between the blood pump 1 and the blood filter 2, the other end of the communication port is communicated with the first liquid return pipeline 5, and the communication port is positioned between the patient and the junction of the second liquid return pipeline 6 and the first liquid return pipeline 5, which is far away from the blood filter 2. It should be noted that the second liquid return line 6 has two connections with the first liquid return line 5, one near the blood filter 2 and one far from the blood filter 2 (i.e., near the patient). The multifunctional pump 7 may be a displacement pump or a reverse slurry pump.
In this embodiment, a multifunctional pump 7 is added, which can be used as a pre-replacement liquid pump, a post-replacement liquid pump, a slurry supplementing pump or a citric acid pump according to different modes to replace an additional infusion pump required in clinic.
The dialysis dual-pump multifunctional dialysis machine further comprises a plasma separator 9, wherein the plasma separator 9 is arranged in the second liquid return pipeline 6 and is positioned downstream of the blood separation pump 3.
The dialysis double-blood pump multifunctional dialysis machine further comprises a slurry separating pump 10, an absorber 11 and a fourth liquid return pipeline 12, wherein the slurry separating pump 10 and the absorber 11 are both arranged in the fourth liquid return pipeline 12, the absorber 11 is positioned at the downstream of the slurry separating pump 10, and the fourth liquid return pipeline 12 is communicated with the plasma separator 9 and the second liquid return pipeline 6.
The dialysis dual-blood pump multifunctional dialysis machine further comprises a dialysis liquid pump 13, a dialysis liquid pipeline 14, a waste liquid pump 15 and a waste liquid pipeline 16, wherein the dialysis liquid pump 13 is arranged on the dialysis liquid pipeline 14, the dialysis liquid pipeline 14 is communicated with the blood filter 2, the waste liquid pump 15 is arranged on the waste liquid pipeline 16, and the waste liquid pipeline 16 is communicated with the blood filter 2.
In this embodiment, the blood flow is led out by one total blood pump (i.e. the blood pump 1) and passes through the hemodialysis device (the blood filter 2) first, so that the blood flow at this time can be greatly improved, the coagulation probability is reduced, then the blood led out by the blood separation pump 3 and part of the blood passing through the blood filter 2 passes through the plasma separator 9 for carrying out the treatment of plasma adsorption, finally the blood is collected and returned to the patient, and when the re-adsorption treatment is finished, the adsorption mode can be independently finished, so that the early treatment of the whole set of pipelines is prevented from being finished in advance due to the early finish of one mode.
In this embodiment, by adding one blood separation pump and a multifunctional pump, the problem that when two dialysis modes are performed, only a lower blood flow treatment mode can be preferentially met due to a single blood pump, so that insufficient dialysis of a patient is caused is solved. When two modes of dialysis are carried out, the newly added blood dividing pump and the original blood pump can respectively and simultaneously meet the blood flow rates required by each group of the two modes, and the dialysis efficiency of a patient is ensured. The newly added multifunctional pump not only can be used as a pulp supplementing pump, but also can be used as a replacement pump of a peristaltic pump or an infusion pump which is required to be additionally added according to different connection positions, such as a front replacement pump, a rear replacement pump, a citric acid pump, a sodium bicarbonate pump and the like, and is linked with a dialysis machine according to medical advice, so that the accuracy of parameters and ultrafiltration volume is ensured.
In the embodiment, a blood separating pump and a multifunctional pump are added, a certain mode can be independently stopped and backwater operation can be carried out, the loss of blood is reduced, and the problem that coagulation is more easily caused by the fact that a pipeline in a certain treatment mode cannot be independently disassembled is solved; the blood separation pump is used for precisely controlling the blood flow rate for plasma exchange or adsorption, and can ensure the dialysis efficiency and the other treatment. The multifunctional pump can be used as a front replacement liquid pump, a rear replacement liquid pump, a slurry supplementing pump or a citric acid pump according to different modes, and the like to replace an infusion pump which is required to be additionally added in clinic.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. The multifunctional dialysis machine with double blood pumps for dialysis is characterized by comprising a blood pump (1), a blood filter (2), a blood separating pump (3), a transfusion pipeline (4), a first liquid return pipeline (5) and a second liquid return pipeline (6); the infusion pipeline (4) is communicated with an inlet of the blood filter (2), the blood pump (1) is arranged in the infusion pipeline (4), the first liquid return pipeline (5) is connected with an outlet of the blood filter (2) and the patient, two ends of the second liquid return pipeline (6) are communicated with the first liquid return pipeline (5), and the blood separating pump (3) is arranged on the second liquid return pipeline (6).
2. The dialysis dual blood pump multi-function dialysis machine according to claim 1, further comprising a multi-function pump (7) and a third return line (8), wherein the multi-function pump (7) is disposed in the third return line (8).
3. The dialysis dual blood pump multifunctional dialysis machine according to claim 2, wherein one end of the third liquid return line (8) is communicated with the infusion line (4), and a communication port is positioned between the blood pump (1) and the blood filter (2);
the other end is communicated with the first liquid return pipeline (5).
4. A dialysis dual-blood pump multi-function dialysis machine according to any of claims 1-3, further comprising a plasma separator (9), said plasma separator (9) being provided in said second return line (6).
5. The dialysis dual blood pump multi-function dialysis machine of claim 4, wherein the plasma separator (9) is located downstream of the blood separation pump (3).
6. The dialysis dual blood pump multi-function dialysis machine according to claim 4, further comprising a slurry pump (10), an adsorber (11), and a fourth return line (12), wherein the slurry pump (10) and the adsorber (11) are both disposed in the fourth return line (12).
7. The dialysis dual blood pump multi-function dialysis machine according to claim 6, wherein the adsorber (11) is located downstream of the slurry pump (10).
8. The dialysis dual blood pump multifunctional dialysis machine according to claim 6 or 7, characterized in that the fourth return line (12) communicates with the plasma separator (9) and the second return line (6).
9. The dialysis dual blood pump multifunctional dialysis machine according to any one of claims 1-3, 5-7, further comprising a dialysate pump (13) and a dialysate line (14), wherein the dialysate pump (13) is provided on the dialysate line (14), and wherein the dialysate line (14) is in communication with the blood filter (2).
10. The dialysis dual blood pump multifunctional dialysis machine according to any one of claims 1-3, 5-7, further comprising a waste liquid pump (15) and a waste liquid line (16), wherein the waste liquid pump (15) is provided on the waste liquid line (16), and wherein the waste liquid line (16) is in communication with the blood filter (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321785450.7U CN220293913U (en) | 2023-07-07 | 2023-07-07 | Dialysis is with multi-functional dialysis machine of two blood pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321785450.7U CN220293913U (en) | 2023-07-07 | 2023-07-07 | Dialysis is with multi-functional dialysis machine of two blood pumps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220293913U true CN220293913U (en) | 2024-01-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321785450.7U Active CN220293913U (en) | 2023-07-07 | 2023-07-07 | Dialysis is with multi-functional dialysis machine of two blood pumps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220293913U (en) |
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2023
- 2023-07-07 CN CN202321785450.7U patent/CN220293913U/en active Active
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