CN110613868A - Fluid preparation connector for dialysis - Google Patents
Fluid preparation connector for dialysis Download PDFInfo
- Publication number
- CN110613868A CN110613868A CN201910955187.3A CN201910955187A CN110613868A CN 110613868 A CN110613868 A CN 110613868A CN 201910955187 A CN201910955187 A CN 201910955187A CN 110613868 A CN110613868 A CN 110613868A
- Authority
- CN
- China
- Prior art keywords
- connector
- cavity
- port
- fluid preparation
- central cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 42
- 239000012530 fluid Substances 0.000 title claims abstract description 11
- 238000000502 dialysis Methods 0.000 title claims abstract description 8
- 238000003466 welding Methods 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000000385 dialysis solution Substances 0.000 claims description 10
- 238000003825 pressing Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- NOQGZXFMHARMLW-UHFFFAOYSA-N Daminozide Chemical group CN(C)NC(=O)CCC(O)=O NOQGZXFMHARMLW-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1654—Dialysates therefor
- A61M1/1656—Apparatus for preparing dialysates
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1654—Dialysates therefor
- A61M1/1656—Apparatus for preparing dialysates
- A61M1/1668—Details of containers
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Urology & Nephrology (AREA)
- Anesthesiology (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention discloses a fluid preparation connector for dialysis, which comprises a first mounting port and a second mounting port, wherein the first mounting port and the second mounting port are positioned on two sides of a connector; the connector comprises a fixing ring, and the fixing ring is welded on the edge of the connecting port of the preparation container in a sealing mode. By adopting the technical scheme, the fixing ring and the side wall of the preparation container are subjected to plane-to-plane sealing welding, so that the sealing uncertainty of the original cambered surface welding is avoided, and the yield is improved.
Description
Technical Field
The invention relates to a fluid preparation connector for dialysis, and belongs to the technical field of medical instruments.
Background
In a connector in the prior art, for example, a connector structure disclosed in chinese patent document CN100453131C, a connection and sealing manner between the connector and a container is welding in an arc surface, so that a problem of leakage of a welding point is easily caused during production, transportation and use, and a process of filling an object to be dissolved is complicated due to a small filling opening during production.
Disclosure of Invention
Therefore, the invention aims to overcome the defect that the welding point is easy to leak in the prior art and provide a fluid preparation connector for dialysis.
In order to achieve the above object, the fluid preparation connector for dialysis of the present invention includes a first mounting port and a second mounting port located at two sides of a connector, wherein the first mounting port is communicated with a first receiving port through a first flow channel, the second mounting port is communicated with a second receiving port through a second flow channel, the second receiving port is provided with a hose for inserting into a connecting port on a side wall of a preparation container, and the first receiving port is communicated with the connecting port; the connector comprises a fixing ring, and the fixing ring is welded on the edge of the connecting port of the preparation container in a sealing mode.
The connector comprises a central cylinder, the central cylinder is connected to the fixing ring through a hollow cylinder arranged at an included angle with the central cylinder, a first wing part and a second wing part which extend outwards are arranged on the central cylinder, and the first mounting opening and the second mounting opening are respectively arranged on one sides of the first wing part and the second wing part, which are far away from the central cylinder; the first and second flow channels are formed on the first and second wing parts, respectively.
The top of the central cylinder is provided with a cavity, a partition plate is arranged in the cavity to divide the cavity into a first cavity and a second cavity which are mutually independent, the side wall of the central cylinder is provided with a first opening and a second opening, the first circulation channel and the second circulation channel are respectively communicated with the first cavity and the second cavity through the first opening and the second opening, and the first receiving port and the second receiving port are respectively arranged at the bottoms of the first cavity and the second cavity.
The connector is provided with a cover which is used for covering the upper end face of the connector, so that the first cavity, the second cavity, the first mounting port and the second mounting port are sealed.
The welding surface of the fixing ring is provided with a plurality of bulges.
One side of the connector, which is far away from the preparation container, is provided with a plane pressing plate.
And reinforcing ribs are arranged on the plane pressing plate.
The bottom of the preparation container is obliquely arranged.
The first receiving port is provided with a first filtering device.
And a second filtering device is arranged at the lower end of the hose.
By adopting the technical scheme, the dialysis fluid preparation connector has the advantages that the fixing ring and the side wall of the preparation container are subjected to plane-plane sealing welding, so that the sealing uncertainty of the original cambered surface welding is avoided, and the yield is improved; the welding surface of the fixing ring is provided with a plurality of columnar, punctiform and banded bulges, thereby increasing the contact area and the strength of welding.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the connecting head.
Fig. 3 is another schematic view of the connecting head.
Fig. 4 is an exploded view of the connector.
Fig. 5 is another angle view of fig. 4.
Detailed Description
The invention is described in further detail below with reference to the figures and the detailed description.
As shown in the figures, the fluid preparation connector for dialysis of the present invention includes a connector 1 and a preparation container 2, wherein the connector 1 includes a first mounting port 11 and a second mounting port 12 located at two sides, and the first mounting port 11 and the second mounting port 12 are respectively used for connecting to an inlet and an outlet of a fluid preparation device. Connector 1 includes central cylinder 13, central cylinder 13 is connected in solid fixed ring 15 through hollow cylinder 14 rather than being the contained angle setting, in this embodiment, the contained angle is 90, be provided with outside extended first alar part 16 and second alar part 17 on the central cylinder 13, first installing port 11 and second installing port 12 set up respectively in one side of keeping away from central cylinder 13 of first alar part 16 and second alar part 17 to the distance apart from central cylinder 13 equals. The top of the central cylinder 13 is provided with a cavity, a partition 18 is arranged in the cavity to divide the cavity into a first chamber 19 and a second chamber 20 which are independent of each other, and the side wall of the central cylinder 13 is provided with a first opening 21 and a second opening 22. The first mounting port 11 is communicated with a first receiving port 24 through a first flow passage 23, the second mounting port 12 is communicated with a second receiving port 26 through a second flow passage 25, and a first filter device 27 is provided in the first receiving port 24. The first and second flow channels 23 and 25 are formed on the first and second wing parts 16 and 17, respectively. The first and second flow passages 23 and 25 are respectively communicated with the first and second chambers 19 and 20 through the first and second openings 21 and 22, and the first and second sockets 24 and 26 are respectively disposed at the bottoms of the first and second chambers 19 and 20.
The second port 26 is provided with a hose 28 for insertion into a connection port in the side wall of the preparation vessel 2, and a second filter unit 29 is provided at the lower end of the hose 28 and extends into the bottom of the preparation vessel 2. The preparation container 2 is formed by welding the periphery of two planes made of plastic materials, and the bottom of the preparation container 2 is obliquely arranged. The inclined bottom type bag structure can enable dissolved substances to be continuously dissolved, and the dissolved substances are prevented from remaining at the corners of the preparation container 2. Connector 1 includes solid fixed ring 15, gu fixed ring 15 seal weld in the border position of the connector of preparation container 2. The welding surface of the fixing ring 15 is provided with a plurality of columnar, punctiform or banded bulges 151. The fixing ring 15 and the side wall of the preparation container 2 are subjected to plane-to-plane sealing welding, so that the sealing uncertainty of the original cambered surface welding is avoided, and the yield is improved. Several protrusions 151 are provided on the bonding surface of the fixing ring 15 for increasing the contact area and strength of the bonding.
The connector 1 is provided with a cover 30 for covering the upper end face of the connector, so as to weld and seal the first chamber 19, the second chamber 20, the first mounting port 11 and the second mounting port 12.
A plane pressing plate 31 is arranged on one side of the connecting head 1 far away from the preparation container 2 and used for pressing a level sensing button of the fluid preparation device. The flat pressing plate 31 is reinforced by a vertical rib 311, and the position of the rib 311 corresponds to the position of the sensing button of the fluid preparation device.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A fluid preparation connector for dialysis, characterized in that: the device comprises a first mounting port and a second mounting port which are positioned on two sides of a connector, wherein the first mounting port is communicated with a first receiving port through a first circulation channel, the second mounting port is communicated with a second receiving port through a second circulation channel, the second receiving port is provided with a hose which is used for being inserted into a connecting port on the side wall of a preparation container and extending into the bottom of the preparation container, and the first receiving port is communicated with the connecting port; the connector comprises a fixing ring, and the fixing ring is welded on the edge of the connecting port of the preparation container in a sealing mode.
2. A dialysis fluid preparation connector according to claim 1, wherein: the connector comprises a central cylinder, the central cylinder is connected to the fixing ring through a hollow cylinder arranged at an included angle with the central cylinder, a first wing part and a second wing part which extend outwards are arranged on the central cylinder, and the first mounting opening and the second mounting opening are respectively arranged on one sides of the first wing part and the second wing part, which are far away from the central cylinder; the first and second flow channels are formed on the first and second wing parts, respectively.
3. A dialysis fluid preparation connector according to claim 2, wherein: the top of the central cylinder is provided with a cavity, a partition plate is arranged in the cavity to divide the cavity into a first cavity and a second cavity which are mutually independent, the side wall of the central cylinder is provided with a first opening and a second opening, the first circulation channel and the second circulation channel are respectively communicated with the first cavity and the second cavity through the first opening and the second opening, and the first receiving port and the second receiving port are respectively arranged at the bottoms of the first cavity and the second cavity.
4. A dialysis fluid preparation connector according to claim 3, wherein: the connector is provided with a cover which is used for covering the upper end face of the connector, so that the first cavity, the second cavity, the first mounting port and the second mounting port are sealed.
5. A dialysis fluid preparation connector according to any one of claims 1 to 4, wherein: the welding surface of the fixing ring is provided with a plurality of bulges.
6. A dialysis fluid preparation connector according to any one of claims 1 to 4, wherein: one side of the connector, which is far away from the preparation container, is provided with a plane pressing plate.
7. The dialysis fluid preparation connector of claim 6, wherein: and reinforcing ribs are arranged on the plane pressing plate.
8. A dialysis fluid preparation connector according to any one of claims 1 to 4, wherein: the bottom of the preparation container is obliquely arranged.
9. A dialysis fluid preparation connector according to any one of claims 1 to 4, wherein: the first receiving port is provided with a first filtering device.
10. A dialysis fluid preparation connector according to any one of claims 1 to 4, wherein: and a second filtering device is arranged at the lower end of the hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910955187.3A CN110613868A (en) | 2019-10-09 | 2019-10-09 | Fluid preparation connector for dialysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910955187.3A CN110613868A (en) | 2019-10-09 | 2019-10-09 | Fluid preparation connector for dialysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110613868A true CN110613868A (en) | 2019-12-27 |
Family
ID=68925549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910955187.3A Pending CN110613868A (en) | 2019-10-09 | 2019-10-09 | Fluid preparation connector for dialysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110613868A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202021102100U1 (en) | 2020-04-20 | 2021-07-21 | Fresenius Medical Care Deutschland Gmbh | Container and dialysis machine with a container |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427977A (en) * | 2002-03-11 | 2009-05-13 | 弗雷森纽斯医疗护理德国有限责任公司 | Connector, container with such a connector and fluid preperation device with a mating connector for such a container |
| US20140034657A1 (en) * | 2011-05-18 | 2014-02-06 | Fresenius Medical Care Deutschland Gmbh | Connector for dialysis container, container equipped with such connector, manufacturing and filling method for such connectors and containers |
| CN105381515A (en) * | 2015-12-15 | 2016-03-09 | 天津泰士康制药科技有限公司 | Dialysis dry powder bag with double filtering functions |
| CN107096084A (en) * | 2008-08-13 | 2017-08-29 | 弗雷森纽斯医疗护理德国有限责任公司 | For by the connector of the abandonable after-use container used in dialysis machine |
| CN210904328U (en) * | 2019-05-21 | 2020-07-03 | 宁波百通医疗科技有限公司 | Dry powder bag |
| CN211050425U (en) * | 2019-10-09 | 2020-07-21 | 天津泰士康医疗科技有限公司 | Fluid preparation connector for dialysis |
-
2019
- 2019-10-09 CN CN201910955187.3A patent/CN110613868A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101427977A (en) * | 2002-03-11 | 2009-05-13 | 弗雷森纽斯医疗护理德国有限责任公司 | Connector, container with such a connector and fluid preperation device with a mating connector for such a container |
| CN107096084A (en) * | 2008-08-13 | 2017-08-29 | 弗雷森纽斯医疗护理德国有限责任公司 | For by the connector of the abandonable after-use container used in dialysis machine |
| US20140034657A1 (en) * | 2011-05-18 | 2014-02-06 | Fresenius Medical Care Deutschland Gmbh | Connector for dialysis container, container equipped with such connector, manufacturing and filling method for such connectors and containers |
| CN105381515A (en) * | 2015-12-15 | 2016-03-09 | 天津泰士康制药科技有限公司 | Dialysis dry powder bag with double filtering functions |
| CN210904328U (en) * | 2019-05-21 | 2020-07-03 | 宁波百通医疗科技有限公司 | Dry powder bag |
| CN211050425U (en) * | 2019-10-09 | 2020-07-21 | 天津泰士康医疗科技有限公司 | Fluid preparation connector for dialysis |
Non-Patent Citations (1)
| Title |
|---|
| （英）屈劳顿等: "《塑料连接手册 原书第2版》", 31 January 2013, pages: 24 - 25 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202021102100U1 (en) | 2020-04-20 | 2021-07-21 | Fresenius Medical Care Deutschland Gmbh | Container and dialysis machine with a container |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |