CN216798346U - Waste liquid collecting bag for hemodialysis - Google Patents
Waste liquid collecting bag for hemodialysis Download PDFInfo
- Publication number
- CN216798346U CN216798346U CN202122408765.7U CN202122408765U CN216798346U CN 216798346 U CN216798346 U CN 216798346U CN 202122408765 U CN202122408765 U CN 202122408765U CN 216798346 U CN216798346 U CN 216798346U
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- China
- Prior art keywords
- layer
- collecting bag
- waste liquid
- fixedly connected
- hemodialysis
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- 239000007788 liquid Substances 0.000 title claims abstract description 51
- 239000002699 waste material Substances 0.000 title claims abstract description 41
- 238000001631 haemodialysis Methods 0.000 title claims abstract description 23
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 23
- 239000010410 layer Substances 0.000 claims abstract description 89
- 239000002346 layers by function Substances 0.000 claims abstract description 45
- 239000004743 Polypropylene Substances 0.000 claims description 17
- -1 polypropylene Polymers 0.000 claims description 17
- 229920001155 polypropylene Polymers 0.000 claims description 17
- 229920002379 silicone rubber Polymers 0.000 claims description 16
- 239000004417 polycarbonate Substances 0.000 claims description 14
- 229920000515 polycarbonate Polymers 0.000 claims description 14
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 14
- 239000004800 polyvinyl chloride Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 12
- 239000004945 silicone rubber Substances 0.000 claims description 11
- 210000000438 stratum basale Anatomy 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 35
- 230000002265 prevention Effects 0.000 abstract description 8
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000012510 hollow fiber Substances 0.000 description 2
- 208000009304 Acute Kidney Injury Diseases 0.000 description 1
- 208000033626 Renal failure acute Diseases 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 201000011040 acute kidney failure Diseases 0.000 description 1
- 208000012998 acute renal failure Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 208000022831 chronic renal failure syndrome Diseases 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000000108 ultra-filtration Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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Abstract
The utility model discloses a waste liquid collecting bag for hemodialysis, which comprises a collecting bag body and a liquid inlet pipe, wherein the middle end of the lower surface of the collecting bag body is fixedly connected with a connecting pipe, the middle end of the inner cavity of the connecting pipe is provided with a reverse valve, the bottom end of the connecting pipe is fixedly connected with a connector, the outer surface of the connector is provided with a threaded groove, the upper end of the outer surface of the liquid inlet pipe is sleeved with a knob, the knob is in threaded connection with the lower end of the outer surface of the connector, the top of the liquid inlet pipe is provided with a sealing gasket, the upper surface of the sealing gasket is in contact with the bottom of the connector, the collecting bag body comprises a basal layer, and the top of the basal layer is fixedly connected with a first functional layer. The utility model is provided with the sealing cover, the reverse valve, the first functional layer and the second functional layer, achieves the purposes of good sealing performance and reverse flow prevention, and solves the problems that the existing waste liquid collecting bag for hemodialysis is poor in sealing performance and easy to generate reverse flow during working and the collection of waste liquid is influenced because the existing waste liquid collecting bag for hemodialysis does not have the functions of good sealing performance and reverse flow prevention.
Description
Technical Field
The utility model relates to the technical field of hemodialysis, in particular to a waste liquid collecting bag for hemodialysis.
Background
Hemodialysis is one of the kidney replacement treatment modes of acute and chronic renal failure patients, and is characterized in that blood in vivo is drained to the outside of the body, and the blood and electrolyte solution with similar body concentration are arranged inside and outside one hollow fiber in a dialyzer consisting of a plurality of hollow fibers, so that the substance exchange is carried out by the principles of dispersion, ultrafiltration, adsorption and convection, the metabolic waste in the body is removed, and the electrolyte and acid-base balance are maintained; meanwhile, excessive water in the body is removed, the whole process of purified blood reinfusion is called hemodialysis, and the conventional waste liquid collecting bag for hemodialysis does not have the functions of good sealing property and backflow prevention, so that backflow is easy to occur due to poor sealing property during working, and waste liquid collection is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a waste liquid collecting bag for hemodialysis, which has the advantages of good sealing performance and backflow prevention, and solves the problem that the conventional waste liquid collecting bag for hemodialysis is poor in sealing performance and easy to generate backflow and affects waste liquid collection due to the fact that the conventional waste liquid collecting bag for hemodialysis does not have the functions of good sealing performance and backflow prevention.
In order to achieve the purpose, the utility model provides the following technical scheme: a waste liquid collecting bag for hemodialysis comprises a collecting bag body and a liquid inlet pipe, wherein the middle end of the lower surface of the collecting bag body is fixedly connected with a connecting pipe, the middle end of the inner cavity of the connecting pipe is provided with a reverse valve, the bottom end of the connecting pipe is fixedly connected with a connector, the outer surface of the connector is provided with a thread groove, the upper end of the outer surface of the liquid inlet pipe is sleeved with a knob, the knob is connected with the lower end of the outer surface of the connector in a threaded manner, the top of the liquid inlet pipe is provided with a sealing gasket, the upper surface of the sealing gasket is contacted with the bottom of the connector, the collecting bag body comprises a basal layer, the top of the substrate layer is fixedly connected with a first functional layer, the first functional layer comprises a polyvinyl chloride layer and a silicon rubber layer, the bottom of the base layer is fixedly connected with a second functional layer, and the second functional layer comprises a polypropylene layer and a polycarbonate layer.
Preferably, the silicone rubber layer is located on the top of the base layer, and the top of the silicone rubber layer is fixedly connected with the polyvinyl chloride layer.
Preferably, the thickness of the polyvinyl chloride layer is the same as that of the silicone rubber layer, and the thickness of the first functional layer is 0.2-0.3 times of that of the base layer.
Preferably, the polypropylene layer is located at the bottom of the substrate layer, and the polycarbonate layer is fixedly connected to the bottom of the polypropylene layer.
Preferably, the thickness of the polypropylene layer is the same as that of the polycarbonate layer, and the thickness of the second functional layer is 0.4 to 0.5 times that of the base layer.
Preferably, the lower end of the right side of the collecting bag body is fixedly connected with a connecting rope, and the bottom end of the connecting rope is fixedly connected with a sealing cover.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model is provided with a sealing cover, a reverse valve, a first functional layer and a second functional layer, the leakage of waste liquid can be avoided when the waste liquid is collected through the arranged sealing gasket, the backflow of the waste liquid is avoided through the arranged reverse valve, the first functional layer is fixedly connected to the top of the basal layer, the polyvinyl chloride layer and the silicon rubber layer which are included in the first functional layer have good sealing performance and are difficult to react with the waste liquid, the second functional layer is fixedly connected to the bottom of the basal layer, the polypropylene layer and the polycarbonate layer which are included in the second functional layer have good sealing performance and are difficult to react with the waste liquid, the purposes of good sealing performance and backflow prevention are achieved, and the problems that the existing waste liquid collecting bag for hemodialysis is poor in sealing performance and easy to backflow and the collection of the waste liquid is influenced are solved.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
FIG. 4 is a schematic cross-sectional view of a collection bag body according to the present invention;
FIG. 5 is a schematic structural view of a first functional layer according to the present invention;
fig. 6 is a schematic structural diagram of a second functional layer according to the present invention.
In the figure: 1. a collection bag body; 2. a connecting pipe; 3. a knob; 4. connecting ropes; 5. a sealing cover; 6. a liquid inlet pipe; 7. a reverse valve; 8. a connector; 9. a gasket; 10. a thread groove; 11. a base layer; 12. a first functional layer; 121. a polyvinyl chloride layer; 122. a silicone rubber layer; 13. a second functional layer; 131. a polypropylene layer; 132. a polycarbonate layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The collecting bag comprises a collecting bag body 1, a connecting pipe 2, a knob 3, a connecting rope 4, a sealing cover 5, a liquid inlet pipe 6, a reverse valve 7, a connecting head 8, a sealing gasket 9, a thread groove 10, a base layer 11, a first functional layer 12, a polyvinyl chloride layer 121, a silicone rubber layer 122, a second functional layer 13, a polypropylene layer 131 and a polycarbonate layer 132, which are all universal standard parts or parts known by the technical personnel in the field, and the structure and the principle of the collecting bag can be known by technical manuals or conventional experimental methods.
Referring to fig. 1-6, a waste liquid collecting bag for hemodialysis comprises a collecting bag body 1 and a liquid inlet pipe 6, wherein the lower end of the right side of the collecting bag body 1 is fixedly connected with a connecting rope 4, the bottom end of the connecting rope 4 is fixedly connected with a sealing cover 5, the middle end of the lower surface of the collecting bag body 1 is fixedly connected with a connecting pipe 2, the middle end of the inner cavity of the connecting pipe 2 is provided with a check valve 7, the bottom end of the connecting pipe 2 is fixedly connected with a connector 8, the outer surface of the connector 8 is provided with a thread groove 10, the upper end of the outer surface of the liquid inlet pipe 6 is sleeved with a knob 3, the knob 3 is in threaded connection with the lower end of the outer surface of the connector 8, the top of the liquid inlet pipe 6 is provided with a sealing gasket 9, the upper surface of the sealing gasket 9 is in contact with the bottom of the connector 8, the collecting bag body 1 comprises a basal layer 11, the top of the basal layer 11 is fixedly connected with a first functional layer 12, the first functional layer 12 comprises a polyvinyl chloride layer 121 and a silicon rubber layer 122, the silicone rubber layer 122 is positioned on the top of the substrate layer 11, the top of the silicone rubber layer 122 is fixedly connected with a polyvinyl chloride layer 121, the thickness of the polyvinyl chloride layer 121 is the same as that of the silicone rubber layer 122, the thickness of the first functional layer 12 is 0.2-0.3 times of that of the substrate layer 11, the bottom of the substrate layer 11 is fixedly connected with a second functional layer 13, the second functional layer 13 comprises a polypropylene layer 131 and a polycarbonate layer 132, the polypropylene layer 131 is positioned on the bottom of the substrate layer 11, the bottom of the polypropylene layer 131 is fixedly connected with the polycarbonate layer 132, the thickness of the polypropylene layer 131 is the same as that of the polycarbonate layer 132, the thickness of the second functional layer 13 is 0.4-0.5 times of that of the substrate layer 11, a sealing cover 5, a reverse valve 7, the first functional layer 12 and the second functional layer 13 are arranged, and by means of a sealing gasket 9, waste liquid leakage can be avoided when waste liquid is collected, by means of the arranged reverse valve 7, avoid the waste liquid to take place the backward flow, at the first functional layer 12 of top fixedly connected with of stratum basale 11, polyvinyl chloride layer 121 and the silastic-layer 122 that first functional layer 12 includes all have very good leakproofness, and be difficult for reacting with the waste liquid, at the bottom fixedly connected with second functional layer 13 of stratum basale 11, polypropylene layer 131 and polycarbonate layer 132 that second functional layer 13 includes all have very good leakproofness, and be difficult for reacting with the waste liquid, reached the good and anti-reverse purpose of leakproofness.
When in use, the sealing cover 5, the reverse valve 7, the first functional layer 12 and the second functional layer 13 are arranged, waste liquid leakage can be avoided when waste liquid is collected through the arranged sealing gasket 9, waste liquid backflow is avoided through the arranged reverse valve 7, the first functional layer 12 is fixedly connected to the top of the substrate layer 11, the polyvinyl chloride layer 121 and the silicone rubber layer 122 which are included in the first functional layer 12 have good sealing performance and are not easy to react with the waste liquid, the second functional layer 13 is fixedly connected to the bottom of the substrate layer 11, the polypropylene layer 131 and the polycarbonate layer 132 which are included in the second functional layer 13 have good sealing performance and are not easy to react with the waste liquid, the purposes of good sealing performance and backflow prevention are achieved, the problems that the existing waste liquid collecting bag for hemodialysis does not have the functions of good sealing performance and backflow prevention and is poor in sealing performance and is easy to backflow when the bag works are solved, the problem of influencing the collection of waste liquid.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a bag is collected to waste liquid for hemodialysis, includes collection bag body (1) and feed liquor pipe (6), its characterized in that: the middle end fixedly connected with connecting pipe (2) of collecting bag body (1) lower surface, the middle end of connecting pipe (2) inner chamber is provided with contrary valve (7) that returns, the bottom fixedly connected with connector (8) of connecting pipe (2), thread groove (10) have been seted up to the surface of connector (8), the upper end cover of feed liquor pipe (6) surface is equipped with knob (3), knob (3) threaded connection is in the lower extreme of connector (8) surface, the top of feed liquor pipe (6) is provided with sealed pad (9), the upper surface of sealed pad (9) contacts with the bottom of connector (8), collecting bag body (1) includes stratum basale (11), the top fixedly connected with first functional layer (12) of stratum basale (11), first functional layer (12) includes polyvinyl chloride layer (121) and silicon rubber layer (122), the bottom of the substrate layer (11) is fixedly connected with a second functional layer (13), and the second functional layer (13) comprises a polypropylene layer (131) and a polycarbonate layer (132).
2. A waste liquid collecting bag for hemodialysis according to claim 1, comprising: the silicone rubber layer (122) is located on the top of the base layer (11), and the polyvinyl chloride layer (121) is fixedly connected to the top of the silicone rubber layer (122).
3. A waste liquid collecting bag for hemodialysis according to claim 1, comprising: the thickness of the polyvinyl chloride layer (121) is the same as that of the silicon rubber layer (122), and the thickness of the first functional layer (12) is 0.2-0.3 times of that of the base layer (11).
4. A waste liquid collecting bag for hemodialysis according to claim 1, comprising: the polypropylene layer (131) is positioned at the bottom of the substrate layer (11), and the polycarbonate layer (132) is fixedly connected to the bottom of the polypropylene layer (131).
5. A waste liquid collecting bag for hemodialysis according to claim 1, comprising: the thickness of the polypropylene layer (131) is the same as that of the polycarbonate layer (132), and the thickness of the second functional layer (13) is 0.4-0.5 times of that of the substrate layer (11).
6. A waste liquid collecting bag for hemodialysis according to claim 1, comprising: the lower end fixedly connected with on collection bag body (1) right side connects rope (4), the bottom fixedly connected with of connecting rope (4) seals lid (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122408765.7U CN216798346U (en) | 2021-09-30 | 2021-09-30 | Waste liquid collecting bag for hemodialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122408765.7U CN216798346U (en) | 2021-09-30 | 2021-09-30 | Waste liquid collecting bag for hemodialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216798346U true CN216798346U (en) | 2022-06-24 |
Family
ID=82039792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122408765.7U Expired - Fee Related CN216798346U (en) | 2021-09-30 | 2021-09-30 | Waste liquid collecting bag for hemodialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216798346U (en) |
-
2021
- 2021-09-30 CN CN202122408765.7U patent/CN216798346U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Hong Inventor after: Deng Hui Inventor before: Deng Hui |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221206 Address after: 272000 No. 89 Guhuai Road, Jining City, Shandong Province Patentee after: Chen Hong Address before: 1901, building 15, Tianyi huizeyuan, Chongchuan District, Nantong City, Jiangsu Province, 226000 Patentee before: Deng Hui |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |