CN213432162U - Extracorporeal circulation system of blood purification device - Google Patents
Extracorporeal circulation system of blood purification device Download PDFInfo
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- CN213432162U CN213432162U CN202022077147.4U CN202022077147U CN213432162U CN 213432162 U CN213432162 U CN 213432162U CN 202022077147 U CN202022077147 U CN 202022077147U CN 213432162 U CN213432162 U CN 213432162U
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Abstract
The utility model discloses a blood purification device's extracorporeal circulation system, include: the dialysate subassembly, the right side of dialysate subassembly is equipped with inlet and the liquid outlet of cerini dialyser cerini and is connected with the inlet and the liquid outlet of dialysate subassembly respectively, and the upper end of cerini dialyser cerini sets up artery pipeline and lower extreme and sets up the vein pipeline, installs between the artery pipeline that the kettle of artery and vein are installed between the pipeline, and the upper end of kettle of artery is provided with the blood pump. The utility model discloses reasonable pipeline machine incasement design to extracorporeal circulation system, rational distribution management length to reduce the pipeline chaotic and buckle the pipeline that causes and block up, the connector of cerini dialyser cerini side is connected with the dislysate subassembly in this system, the upper end of cerini dialyser cerini links to each other with the artery pipeline and the lower extreme links to each other with the vein pipeline simultaneously, set up the capture that the artery kettle is used for the artery bubble between the artery pipeline, set up the seizure that the vein kettle is used for the vein bubble between the vein pipeline, thereby reduce the entering of air.
Description
Technical Field
The utility model relates to the technical field of medical equipment, more specifically is a blood purification device's extracorporeal circulation system.
Background
The extracorporeal circulation blood circuit is a product widely used in clinical blood purification process, leads the blood in the body of a patient to the outside of the body and then to the inside of the body after being purified by a filter, and quickly and safely leads the blood of the patient to the back when in use, and the guarantee of the smoothness of the extracorporeal circulation blood circuit is an important prerequisite for guaranteeing the safe treatment of the patient.
The existing extracorporeal circulation system has different lengths of pipelines due to different connecting positions of an arterial pipeline and a venous pipeline, and during use, the pipelines are easily disordered and bent to cause blockage of the pipelines. Therefore, a new technical solution needs to be provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a blood purification device's extracorporeal circulation system has solved current extracorporeal circulation system among the prior art because the hookup location of artery pipeline and vein pipeline is different, causes the pipeline different in size, during the use, causes the pipeline chaotic, buckles easily, causes the problem of the jam of pipeline.
In order to achieve the above object, the utility model provides a following technical scheme: an extracorporeal circulation system of a blood purification apparatus, comprising: a dialyser is arranged on the right side of the dialysate component, a liquid inlet and a liquid outlet of the dialyser are respectively connected with the liquid inlet and the liquid outlet of the dialysate component, the upper end of the dialyzer is provided with an arterial pipeline and the lower end is provided with a venous pipeline, an arterial pot is arranged between the arterial pipelines and a venous pot is arranged between the venous pipelines, a blood pump is arranged at the upper end of the arterial pot and is arranged in a U-shaped tubular structure, an auxiliary pipe is arranged at the other end of the blood pump, needles are arranged at the connecting pipelines at the lower parts of the auxiliary pipe and the venous pot, a heparin pump is arranged at the joint of the artery pipeline and the blood pump, the surfaces of the artery pipeline, the vein pipeline, the auxiliary pipe and the lower pipeline of the venous pot are all provided with flow stopping clamps, the flow stopping clamp is internally provided with an insertion hole which is mutually embedded with the arterial pipeline, the venous pipeline, the auxiliary pipe and the lower pipeline of the venous kettle.
As a preferred embodiment of the utility model, the surface that the surface of artery pipeline was equipped with artery sample connection and vein pipeline is equipped with vein sample connection, the side of artery sample connection and vein sample connection all is provided with circular airtight through-hole.
As a preferred embodiment of the present invention, the upper portion of the arterial kettle is provided with an arterial pressure gauge and the upper portion of the venous kettle is provided with a venous pressure gauge, and the arterial pressure gauge and the venous pressure gauge are inserted into the arterial kettle and the venous kettle.
As a preferred embodiment of the present invention, the inner side of the flow stopping clip is provided with two sets of protrusions, and the protrusion located on one side of the insertion hole is formed with a groove inside, and located on the left side the protrusion is engaged with the groove inside the protrusion located on the right side.
As an optimal implementation mode of the utility model, the left side that only flows the clamp is equipped with outside bellied fixture block and bottom be equipped with fixture block assorted draw-in groove, mutual gomphosis between fixture block and the draw-in groove.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses reasonable pipeline machine incasement design to extracorporeal circulation system, rational distribution management length, in order to reduce the pipeline chaotic and buckle the pipeline that causes and block up, the connector of the interior cerini dialyser cerini side of this system is connected with the dislysate subassembly, the upper end of cerini dialyser cerini links to each other and the lower extreme links to each other with the artery pipeline simultaneously, it is used for the seizure of artery bubble to set up the artery kettle between the artery pipeline, it is used for the seizure of vein bubble to set up the vein kettle between the vein pipeline, thereby reduce the entering of air, be connected between artery pipeline and the blood pump, the junction sets up the heparin pump simultaneously, be used for the injection of heparin salt water, the other end of blood pump links to each other with the accessory pipe, the upper portion that sets up artery pressure gauge and vein kettle on the upper.
Drawings
FIG. 1 is a schematic side view of the overall structure of the present invention;
fig. 2 is a schematic view of the flow stopping clip of the present invention.
In the figure, 1, a dialysate component; 2. a dialyzer; 3. an arterial line; 4. the arteria cruris; 5. an arterial pressure gauge; 6. a venous line; 7. a venous pot; 8. a venous pressure gauge; 9. a blood pump; 10. a heparin pump; 11. an arterial sampling port; 12. a venous sampling port; 13. a flow stopping clip; 14. a secondary pipe; 15. a bump; 16. an insertion hole; 17. a card slot; 18. and (7) clamping blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an extracorporeal circulation system of a blood purification apparatus, comprising: a dialysate component 1, wherein the right side of the dialysate component 1 is provided with a dialyzer 2, a liquid inlet and a liquid outlet of the dialyzer 2 are respectively connected with the liquid inlet and the liquid outlet of the dialysate component 1, the upper end of the dialyzer 2 is provided with an artery pipeline 3, the lower end of the dialyzer 2 is provided with a vein pipeline 6, an artery pot 4 is arranged between the artery pipelines 3, a vein pot 7 is arranged between the vein pipelines 6, the upper end of the artery pot 4 is provided with a blood pump 9, the blood pump 9 is arranged in a U-shaped tubular structure, the other end of the blood pump 9 is provided with an auxiliary pipe 14, needles are arranged at the connecting pipeline parts of the lower parts of the auxiliary pipe 14 and the vein pot 7, a heparin pump 10 is arranged at the connecting part of the artery pipeline 3 and the blood pump 9, a connecting head at the side of the dialyzer 2 is connected with the dialysate component 1, an arterial pot 4 is arranged between arterial pipelines 3 for capturing arterial bubbles, a venous pot 7 is arranged between venous pipelines 6 for capturing venous bubbles, so that air is reduced, the arterial pipeline 3 is connected with a blood pump 9, a heparin pump 10 is arranged at the joint for injecting heparin saline, the other end of the blood pump 9 is connected with a secondary pipe 14, an arterial pressure gauge 5 is arranged at the upper part of the arterial pot 4, a venous pressure gauge 8 is arranged at the upper part of the venous pot 7, so that arterial and venous pressures can be monitored in real time, flow stopping clamps 13 are arranged on the surfaces of lower pipelines of the arterial pipeline 3, the venous pipeline 6, the secondary pipe 14 and the venous pot 7, insertion holes 16 are arranged inside the flow stopping clamps 13, the insertion holes 16 are mutually embedded with the lower pipelines of the arterial pipeline 3, the venous pipeline 6, the secondary pipe 14 and the venous pot 7, and saline is pre-flushed by the heparin pump 10 into the whole set of circulating blood and the dialyzer 2, after the tube is filled with heparin saline, the blood pump 9 is stopped, and the blood inlet, the blood outlet and the liquid feeding port of the circulating blood path are all clamped by the flow stopping clamp 13.
Further improved, as shown in fig. 1: the surface that the surface of artery pipeline 3 was equipped with artery sample connection 11 and vein pipeline 6 is equipped with vein sample connection 12, the side of artery sample connection 11 and vein sample connection 12 all is provided with circular airtight through-hole, and the setting up of sample connection is convenient takes a sample to artery blood and vein blood, does not influence the dialysis process.
Further improved, as shown in fig. 1: the upper portion of the arterial pot 4 is provided with an arterial pressure gauge 5 and the upper portion of the venous pot 7 is provided with a venous pressure gauge 8, the arterial pressure gauge 5 and the venous pressure gauge 8 are inserted inside the arterial pot 4 and the venous pot 7, the upper portion of the arterial pot 4 is provided with the arterial pressure gauge 5 and the upper portion of the venous pot 7 is provided with the venous pressure gauge 8, and arterial and venous pressure can be monitored in real time.
Further improved, as shown in fig. 2: two groups of lugs 15 are arranged on the inner side of the flow stopping clamp 13, grooves are formed in the lugs 15 on one side of the insertion hole 16, the lugs 15 on the left side and the grooves in the lugs 15 on the right side are mutually embedded, and the lugs 15 can clamp pipelines, so that the blockage of the pipelines is guaranteed.
Further improved, as shown in fig. 2: the left side of the flow stopping clamp 13 is provided with a clamping block 18 protruding outwards, the bottom of the flow stopping clamp is provided with a clamping groove 17 matched with the clamping block 18, the clamping block 18 and the clamping groove 17 are mutually embedded, and the stability of the flow stopping clamp 13 is guaranteed.
The utility model reasonably designs the pipeline in the case of the extracorporeal circulation system, reasonably distributes and manages the length to reduce the pipeline blockage caused by the disorder and bending of the pipeline, the connector on the side of the dialyzer 2 in the system is connected with the dialysate component 1, meanwhile, the upper end of the dialyzer 2 is connected with the arterial pipeline 3 and the lower end is connected with the venous pipeline 6, an arterial pot 4 is provided between the arterial lines 3 for trapping arterial air bubbles, a venous pot 7 is provided between the venous lines 6 for trapping venous air bubbles, thereby reducing the air entering, the artery pipeline 3 is connected with the blood pump 9, a heparin pump 10 is arranged at the joint for injecting heparin saline, the other end of the blood pump 9 is connected with the auxiliary pipe 14, an arterial pressure gauge 5 is arranged on the upper part of the arterial pot 4, and a venous pressure gauge 8 is arranged on the upper part of the venous pot 7, so that the arterial and venous pressures can be monitored in real time.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An extracorporeal circulation system of a blood purification apparatus, characterized in that: the method comprises the following steps: dialysate subassembly (1), the right side of dialysate subassembly (1) is equipped with inlet and the liquid outlet of cerini dialyser cerini (2) and is connected with inlet and the liquid outlet of dialysate subassembly (1) respectively, the upper end of cerini dialyser cerini (2) sets up artery pipeline (3) and lower extreme and sets up vein pipeline (6), install vein kettle (7) between artery pipeline (3) between artery kettle (4) and vein pipeline (6), the upper end of artery kettle (4) is provided with blood pump (9) and is U type tubular structure setting, the other end of blood pump (9) is provided with connecting line department of accessory pipe (14) and vein kettle (7) lower part and all installs the syringe needle, artery pipeline (3) and the junction of blood pump (9) set up heparin pump (10), artery pipeline (3), The surfaces of the lower pipelines of the venous pipeline (6), the auxiliary pipeline (14) and the venous pot (7) are respectively provided with a flow stopping clamp (13), an insertion hole (16) is formed in the flow stopping clamp (13), and the insertion hole (16) is mutually embedded with the lower pipelines of the arterial pipeline (3), the venous pipeline (6), the auxiliary pipeline (14) and the venous pot (7).
2. The extracorporeal circulation system of a blood purification apparatus according to claim 1, wherein: the surface of artery pipeline (3) is equipped with artery sample connection (11) and the surface of vein pipeline (6) is equipped with vein sample connection (12), the side of artery sample connection (11) and vein sample connection (12) all is provided with circular airtight through-hole.
3. The extracorporeal circulation system of a blood purification apparatus according to claim 1, wherein: the upper portion of arteria kettle (4) is equipped with artery pressure gauge (5) and the upper portion of venous kettle (7) is equipped with vein pressure gauge (8), artery pressure gauge (5) and vein pressure gauge (8) are pegged graft inside arteria kettle (4) and venous kettle (7).
4. The extracorporeal circulation system of a blood purification apparatus according to claim 1, wherein: two groups of convex blocks (15) are arranged on the inner side of the flow stopping clamp (13), grooves are formed in the convex blocks (15) positioned on one side of the insertion hole (16), and the convex blocks (15) positioned on the left side and the grooves in the convex blocks (15) positioned on the right side are mutually embedded.
5. The extracorporeal circulation system of a blood purification apparatus according to claim 4, wherein: the left side of the flow stopping clamp (13) is provided with a clamping block (18) protruding outwards, the bottom of the flow stopping clamp is provided with a clamping groove (17) matched with the clamping block (18), and the clamping block (18) and the clamping groove (17) are mutually embedded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077147.4U CN213432162U (en) | 2020-09-21 | 2020-09-21 | Extracorporeal circulation system of blood purification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022077147.4U CN213432162U (en) | 2020-09-21 | 2020-09-21 | Extracorporeal circulation system of blood purification device |
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| CN213432162U true CN213432162U (en) | 2021-06-15 |
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| CN202022077147.4U Active CN213432162U (en) | 2020-09-21 | 2020-09-21 | Extracorporeal circulation system of blood purification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226109A1 (en) * | 2022-05-26 | 2023-11-30 | 重庆山外山血液净化技术股份有限公司 | Extracorporeal circulation system of blood purification apparatus, and automatic pre-washing method thereof |
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2020
- 2020-09-21 CN CN202022077147.4U patent/CN213432162U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023226109A1 (en) * | 2022-05-26 | 2023-11-30 | 重庆山外山血液净化技术股份有限公司 | Extracorporeal circulation system of blood purification apparatus, and automatic pre-washing method thereof |
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