CN219662456U - Disposable constant temperature fluid infusion pipeline - Google Patents
Disposable constant temperature fluid infusion pipeline Download PDFInfo
- Publication number
- CN219662456U CN219662456U CN202320480808.9U CN202320480808U CN219662456U CN 219662456 U CN219662456 U CN 219662456U CN 202320480808 U CN202320480808 U CN 202320480808U CN 219662456 U CN219662456 U CN 219662456U
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- China
- Prior art keywords
- fluid infusion
- arterial
- venous
- kettle
- constant temperature
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- 238000001802 infusion Methods 0.000 title claims abstract description 69
- 239000012530 fluid Substances 0.000 title claims abstract description 67
- 238000000502 dialysis Methods 0.000 claims abstract description 15
- 238000001631 haemodialysis Methods 0.000 claims abstract description 15
- 230000000322 hemodialysis Effects 0.000 claims abstract description 15
- 238000005070 sampling Methods 0.000 claims abstract description 10
- 238000011010 flushing procedure Methods 0.000 claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims description 18
- 229920000742 Cotton Polymers 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 210000003041 ligament Anatomy 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 239000008280 blood Substances 0.000 abstract description 16
- 210000004369 blood Anatomy 0.000 abstract description 16
- 208000007536 Thrombosis Diseases 0.000 abstract description 8
- 230000001112 coagulating effect Effects 0.000 abstract 1
- 230000004087 circulation Effects 0.000 description 6
- 230000023555 blood coagulation Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 208000005189 Embolism Diseases 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 239000003978 infusion fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- External Artificial Organs (AREA)
Abstract
The utility model relates to the technical field of constant-temperature fluid infusion pipelines, in particular to a disposable constant-temperature fluid infusion pipeline which comprises an arterial fluid infusion pipe and a venous fluid infusion pipe, wherein one end of the arterial fluid infusion pipe is connected with an arterial puncture needle joint, the other end of the arterial fluid infusion pipe is connected with a hemodialysis machine through an arterial dialysis joint, and an arterial pre-flushing pipeline, an arterial kettle and an arterial sampling port are sequentially arranged in the middle from left to right; one end of the venous fluid infusion tube is connected with a venous puncture needle head, the other end of the venous fluid infusion tube is connected with a hemodialysis machine through an arterial dialysis joint, and a constant temperature mechanism, a venous sampling port and a venous kettle are sequentially arranged from left to right in the middle of the venous fluid infusion tube; the bottom end of the arterial kettle is provided with a spiral mechanism, and a filter screen is arranged in the middle of the venous kettle; and the arterial fluid infusion tube, the venous fluid infusion tube and the arterial pre-flushing tube are provided with clamps. The device is convenient to return to the human body through the constant temperature mechanism, the temperature is close to the temperature in the human body, the spiral mechanism prevents blood from coagulating, the filter screen filters blood clots in blood, and the comfort of a patient and the hemodialysis safety can be improved by the components.
Description
Technical Field
The utility model relates to the technical field of constant temperature fluid infusion pipelines, in particular to a disposable constant temperature fluid infusion pipeline.
Background
The blood purification is to draw the blood of the patient out of the body and pass through a purification device to remove some pathogenic substances in the blood, thereby purifying the blood and achieving the purpose of treating diseases.
The constant-temperature fluid infusion pipeline is mainly a common blood purification component, and the function of the fluid infusion pipeline directly influences the emergency effect and the subsequent rehabilitation speed of a patient; the prior art has the following defects: blood flows into the hemodialysis machine through an arterial pipeline, blood coagulation and thrombus are easy to generate in the flowing process, and the blood flowing out of the hemodialysis machine is often lower than the in-vivo temperature due to the reasons of temperature and machine operation, fine blood clots are easy to generate, and the comfort of a patient is greatly reduced; such as patent name: extracorporeal circulation line assembly of blood purification device, patent No.: CN115105660a discloses an extracorporeal circulation pipeline assembly technology of a blood purifying device, which only solves the problems that a pipeline clip can be quickly found, a clip body can be quickly disassembled and closed, the rapidity of abnormal condition treatment is improved, the safety of an extracorporeal circulation pipeline assembly is improved, and adverse events of extracorporeal circulation are effectively avoided, but the problems of reducing the condition of blood coagulation embolism in the flowing process and large temperature difference between the temperature in the body and the temperature of the human body are not involved.
Therefore, a disposable fluid infusion pipeline is needed, which can improve the comfort of patients in the circulation process and prevent the phenomena of blood coagulation and thrombus.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a disposable constant-temperature fluid infusion pipeline.
The technical scheme adopted for solving the technical problems is as follows: the disposable constant-temperature fluid infusion pipeline is characterized by comprising an arterial fluid infusion pipe and a venous fluid infusion pipe, wherein one end of the arterial fluid infusion pipe is connected with an arterial puncture needle joint, the other end of the arterial fluid infusion pipe is connected with a hemodialysis machine through an arterial dialysis joint, and an arterial pre-flushing pipeline, an arterial kettle and an arterial sampling port are sequentially arranged in the middle from left to right; one end of the venous fluid infusion tube is connected with a venous puncture needle head, the other end of the venous fluid infusion tube is connected with a hemodialysis machine through a venous dialysis connector, and a constant temperature mechanism, a venous sampling port and a venous kettle are sequentially arranged from left to right in the middle of the venous fluid infusion tube; the bottom end of the arterial kettle is provided with a spiral mechanism, and a filter screen is arranged in the middle of the venous kettle; and the arterial fluid infusion tube, the venous fluid infusion tube and the arterial pre-flushing tube are provided with clamps.
According to another embodiment of the present utility model, further comprising, the constant temperature mechanism comprises a housing, insulation wool, and a heating rod; the shell is of a hollow structure, and a group of through holes and a plurality of groups of sockets are formed in two sides of the shell; the through holes are arranged in the centers of two sides of the shell and are matched with the outer diameter of the venous fluid infusion tube; the heating rod is arranged in the socket, and heat preservation cotton is filled between the heating rod and the shell as well as between the heating rod and the vein fluid infusion tube.
According to another embodiment of the utility model, the socket is arranged circumferentially outside the through hole.
According to another embodiment of the present utility model, the heating rod is further connected to a temperature control device through an electric wire.
According to another embodiment of the present utility model, the housing is made of heat-resistant silica gel, and the surface of the housing is provided with bumps.
According to another embodiment of the present utility model, further comprising, the screw mechanism comprises a rotor, a shaft and a screw tie; the outer side of the rotor is clamped at the bottom of the arterial kettle, a bearing is arranged in the inner cavity of the arterial kettle, and the bearing is sealed through a bearing race; the left end of the rotating shaft is inserted and fixed to the bearing, and the right end of the rotating shaft is fixed to the spiral tie through the fixing device.
According to another embodiment of the present utility model, the spiral tie is made of graphene filled polymer material sheets spirally twisted.
According to another embodiment of the present utility model, further comprising, the filter screen is of a conical structure.
According to another embodiment of the present utility model, the arterial kettle is connected with an arterial kettle reserved pipeline, and the venous kettle is connected with a venous kettle reserved pipeline; the vein kettle reserved pipeline and the vein kettle reserved pipeline are provided with clamps.
The utility model has the advantages that the screw mechanism at the bottom end of the arterial kettle can prevent the formation of blood coagulation and thrombus, and blood clots can be effectively filtered by the filter screen in the venous kettle; the temperature of the blood entering the human body can be regulated through the constant temperature mechanism, so that the comfort of a patient is improved; the device has simple structure and is easy to assemble and popularize.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a side view of the thermostatic mechanism;
FIG. 3 is a cross-sectional view of the thermostatic mechanism;
FIG. 4 is a schematic structural view of a screw mechanism;
fig. 5 is an enlarged structural view of a in fig. 1.
In the figure, 1, an arterial fluid infusion tube, 2, a venous fluid infusion tube, 3, an arterial puncture needle connector, 4, an arterial dialysis connector, 5, an arterial pre-flushing pipeline, 6, an arterial kettle, 7, an arterial sampling port, 8, a venous puncture needle, 9, a venous dialysis connector, 10, a constant temperature mechanism, 11, a venous sampling port, 12, a venous kettle, 13, a screw mechanism, 14, a filter screen, 15, a shell, 16, thermal insulation cotton, 17, a heating rod, 18, a through hole, 19, a socket, 20, a temperature control device, 21, a rotor, 22, a rotating shaft, 23, a screw tie, 24, a bearing, 25, a fixing device, 26, an arterial kettle reserved pipeline, 27 and a venous kettle reserved pipeline.
Detailed Description
As shown in figure 1, the disposable constant temperature fluid infusion pipeline comprises an arterial fluid infusion pipe 1 and a venous fluid infusion pipe 2, wherein one end of the arterial fluid infusion pipe 1 is connected with an arterial puncture needle joint 3, the other end of the arterial fluid infusion pipe is connected with a hemodialysis machine through an arterial dialysis joint 4, and an arterial pre-flushing pipeline 5, an arterial kettle 6 and an arterial sampling port 7 are sequentially arranged from left to right in the middle; one end of the venous fluid infusion tube 2 is connected with a venous puncture needle head 8, the other end of the venous fluid infusion tube is connected with a hemodialysis machine through a venous dialysis connector 9, and a constant temperature mechanism 10, a venous sampling port 11 and a venous kettle 12 are sequentially arranged from left to right in the middle; the bottom end of the arterial kettle 6 is provided with a spiral mechanism 13, and a filter screen 14 is arranged in the middle of the venous kettle 12; and the arterial fluid infusion tube 1, the venous fluid infusion tube 2 and the arterial pre-flushing tube 5 are provided with clamps.
Specifically, the arterial infusion tube 1 and the venous infusion tube 2 are made of polyvinyl chloride, the arterial puncture needle joint 3, the arterial dialysis joint 4, the venous puncture needle 8 and the venous dialysis joint 9 are made of polycarbonate, and the clamp is made of polypropylene; the arterial puncture needle joint 3 and the venous puncture needle head 8 are connected with a human body, and the arterial dialysis joint 4 and the venous dialysis joint 9 are connected with a hemodialysis machine, so that the extracorporeal circulation fluid infusion function is realized.
According to another embodiment of the present utility model, the constant temperature mechanism 10 further comprises a housing 15, insulation wool 16 and a heating rod 17; the shell 15 is of a hollow structure, and a group of through holes 18 and a plurality of groups of sockets 19 are arranged on two sides of the shell; the through holes 18 are arranged at the centers of two sides of the shell 15 and are matched with the outer diameter of the venous fluid infusion tube 2; the heating rod 17 is arranged in the socket 19, and heat preservation cotton 16 is filled between the heating rod 17 and the shell 15 as well as between the heating rod and the venous fluid infusion tube 2.
Specifically, the thermal insulation cotton 16 can ensure the internal temperature to be stable, and the temperature is conducted inside the constant temperature mechanism 10 through the heating rod 17 to heat the blood in the venous fluid supply tube 2.
According to another embodiment of the utility model, the socket 19 is arranged circumferentially outside the through hole 18.
According to another embodiment of the present utility model, the heating rod 17 is connected to the temperature control device 20 by an electric wire, and a suitable heating temperature is selected.
According to another embodiment of the present utility model, the housing 15 is made of heat-resistant silica gel, and the surface is provided with protruding points, which can not only resist heat and insulate heat, but also facilitate the medical staff to take.
According to another embodiment of the utility model, the screw mechanism 13 further comprises a rotor 21, a shaft 22 and a screw tie 23; the outer side of the rotor 21 is clamped at the bottom of the arterial kettle 6, a bearing 24 is arranged in the inner cavity, and the bearing 24 is sealed through a bearing race; the left end of the rotating shaft 22 is inserted and fixed on a bearing 24, and the right end of the rotating shaft is fixed with a spiral tie 23 through a fixing device 25.
Specifically, the rotor 21 is clamped in a pipeline at the bottom of the arterial kettle 6, flowing blood drives the rotor 21 to rotate, so that the rotating shaft 22 and the bearing 24 also rotate along with the rotor 21, the bearing 24 drives the spiral knob 23 to rotate, and blood rotation flow can effectively prevent coagulation and thrombus.
According to another embodiment of the present utility model, the spiral tie is made of graphene filled polymer material sheets spirally twisted.
According to another embodiment of the present utility model, the filter screen 14 has a conical structure, which effectively increases the filtering area, and prevents the too slow flow rate of blood in the intravenous fluid infusion tube 2 due to the slow filtering speed, so as to remove thrombus and further improve the feeling of use of the patient.
According to another embodiment of the present utility model, further comprising, an arterial pitcher reservation line 26 is connected to the arterial pitcher 6, and a venous pitcher reservation line 27 is connected to the venous pitcher 12; clamps are arranged on the arterial kettle reserved pipeline 26 and the venous kettle reserved pipeline 27.
In the specific operation process, blood enters the hemodialysis machine through the hemodialysis joint 4 after passing through the arterial fluid infusion tube 1, the arterial kettle 4 and the screw mechanism 13 from a human body, then flows into the venous fluid infusion tube 2 through the venous dialysis joint 9, flows back to the human body 10 through the filter screen 14 of the venous kettle 12 and the constant temperature mechanism 10, and hemodialysis is completed.
The above description is illustrative of the utility model and is not to be construed as limiting, and it will be understood by those skilled in the art that many modifications, changes or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (9)
1. The disposable constant-temperature fluid infusion pipeline is characterized by comprising an arterial fluid infusion pipe (1) and a venous fluid infusion pipe (2), wherein one end of the arterial fluid infusion pipe (1) is connected with an arterial puncture needle joint (3), the other end of the arterial fluid infusion pipe is connected with a hemodialysis machine through an arterial dialysis joint (4), and an arterial pre-flushing pipeline (5), an arterial kettle (6) and an arterial sampling port (7) are sequentially arranged in the middle from left to right; one end of the venous fluid infusion tube (2) is connected with a venous puncture needle head (8), the other end of the venous fluid infusion tube is connected with a hemodialysis machine through a venous dialysis connector (9), and a constant temperature mechanism (10), a venous sampling port (11) and a venous kettle (12) are sequentially arranged from left to right in the middle; a spiral mechanism (13) is arranged at the bottom end of the arterial kettle (6), and a filter screen (14) is arranged in the middle of the venous kettle (12); and the arterial fluid infusion tube (1), the venous fluid infusion tube (2) and the arterial pre-flushing tube (5) are provided with clamps.
2. The constant temperature fluid infusion line according to claim 1, characterized in that the constant temperature mechanism (10) comprises a housing (15), thermal insulation cotton (16) and a heating rod (17); the shell (15) is of a hollow structure, and a group of through holes (18) and a plurality of groups of sockets (19) are formed in two sides of the shell; the through holes (18) are arranged in the centers of two sides of the shell (15) and are matched with the outer diameter of the venous fluid infusion tube (2); the heating rod (17) is arranged in the socket (19), and heat preservation cotton (16) is filled between the heating rod (17) and the shell (15) and between the heating rod and the venous fluid infusion tube (2).
3. Constant temperature fluid infusion line according to claim 2, characterized in that the sockets (19) are circumferentially arranged outside the through holes (18).
4. Constant temperature fluid infusion line according to claim 2, characterized in that the heating rod (17) is connected to the temperature control device (20) by means of an electric wire.
5. The constant temperature fluid infusion line according to claim 2, wherein the housing (15) is made of heat-resistant silica gel, and the surface is provided with protruding points.
6. Constant temperature fluid infusion line according to claim 1, characterized in that the screw mechanism (13) comprises a rotor (21), a spindle (22) and a screw tie (23); the outer side of the rotor (21) is clamped at the bottom of the arterial kettle (6), a bearing (24) is arranged in the inner cavity, and the bearing (24) is sealed through a bearing race; the left end of the rotating shaft (22) is inserted and fixed on a bearing (24), and the right end of the rotating shaft is fixed with a spiral tie (23) through a fixing device (25).
7. The constant temperature fluid infusion line of claim 6, wherein the helical ligament is made of graphene-filled polymeric material sheets helically twisted.
8. Constant temperature fluid infusion line according to claim 1, characterized in that the filter screen (14) is of conical construction.
9. The constant temperature fluid infusion line according to claim 1, characterized in that an arterial kettle reservation line (26) is connected to the arterial kettle (6), and a venous kettle reservation line (27) is connected to the venous kettle (12); and the arterial kettle reserved pipeline (26) and the venous kettle reserved pipeline (27) are provided with clamps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480808.9U CN219662456U (en) | 2023-03-14 | 2023-03-14 | Disposable constant temperature fluid infusion pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320480808.9U CN219662456U (en) | 2023-03-14 | 2023-03-14 | Disposable constant temperature fluid infusion pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219662456U true CN219662456U (en) | 2023-09-12 |
Family
ID=87895234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320480808.9U Active CN219662456U (en) | 2023-03-14 | 2023-03-14 | Disposable constant temperature fluid infusion pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219662456U (en) |
-
2023
- 2023-03-14 CN CN202320480808.9U patent/CN219662456U/en active Active
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