CN215350979U - Double-lumen drainage tube - Google Patents
Double-lumen drainage tube Download PDFInfo
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- CN215350979U CN215350979U CN202023094949.2U CN202023094949U CN215350979U CN 215350979 U CN215350979 U CN 215350979U CN 202023094949 U CN202023094949 U CN 202023094949U CN 215350979 U CN215350979 U CN 215350979U
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- drainage
- cavity
- flushing
- drainage tube
- tube body
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Abstract
The utility model discloses a double-lumen drainage tube. The method comprises the following steps: the drainage tube comprises a drainage tube body, wherein an axial partition plate is arranged in the drainage tube body and divides an inner cavity of the drainage tube body into a washing cavity and a drainage cavity; the drainage cavity first joint is arranged at the front end of the drainage tube body and is communicated with the drainage cavity, and a drainage one-way valve is arranged at the drainage cavity first joint and is used for limiting the flowing direction of liquid in the drainage cavity; the first connector of the flushing cavity is arranged at the front end of the drainage tube body and is communicated with the flushing cavity, and a flushing one-way valve is arranged at the first connector of the flushing cavity and is used for limiting the flowing direction of liquid in the flushing cavity. The utility model has the beneficial effects that: the drainage tube body is internally provided with a washing cavity and a drainage cavity, so that the functions of washing and drainage can be met; the flushing cavity and the drainage cavity are respectively provided with a flushing one-way valve and a drainage one-way valve, so that the safety performance is improved.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a double-lumen drainage tube.
Background
The drainage tube has only one tube, and when the tube is blocked, the tube can be pulled out, so that the injury is easily caused. In order to prevent the situation, two drainage tubes are required to be arranged in advance, one drainage tube is used for injecting washing liquid medicine, and the other drainage tube is used for drainage, so that not only are the operation trauma and risks increased, but also the operation is complicated, and the operation time is prolonged.
In addition, the drainage tube and the flushing tube lack a one-way control mechanism, so that potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a double-lumen drainage tube, which is provided with a washing cavity and a drainage cavity in a drainage tube body.
In order to achieve the purpose, the utility model adopts the following technical scheme that:
the drainage tube comprises a drainage tube body, wherein an axial partition plate is arranged in the drainage tube body and divides an inner cavity of the drainage tube body into a washing cavity and a drainage cavity;
the drainage cavity first joint is arranged at the front end of the drainage tube body and is communicated with the drainage cavity, and a drainage one-way valve is arranged at the drainage cavity first joint and is used for limiting the flowing direction of liquid in the drainage cavity; and
the first connector of the flushing cavity is arranged at the front end of the drainage tube body and is communicated with the flushing cavity, and a flushing one-way valve is arranged at the first connector of the flushing cavity and is used for limiting the flowing direction of liquid in the flushing cavity.
Preferably, the drain check valve includes:
the upper end of the V-shaped pipe is fixedly connected with the first connector of the drainage cavity and used for gathering drainage liquid;
the upper end of the closed pipe is connected with the lower end of the V-shaped pipe;
the closed tube is made of a silica gel material, can be opened when liquid passes through the closed tube, and can be automatically closed when no liquid passes through the closed tube.
Preferably, the flush check valve includes:
the valve seat plate is arranged at the tail end of the first joint of the flushing cavity, a plurality of flushing holes are uniformly distributed in the valve seat plate, and a valve core hole is formed in the center of the valve seat plate;
the front end of the valve core is provided with an elastic membrane, the middle part of the valve core is provided with a core rod matched with the valve core hole, and the tail end of the valve core is provided with a limiting block which is abutted with the valve seat plate;
the elastic membrane is umbrella-shaped, covers the flushing hole under the normal state, and the pipeline is the state of opening a circuit, and when giving liquid, under the pressure action elastic deformation takes place for the elastic membrane, with the flushing hole separation makes the pipeline intercommunication, and after giving liquid, the elastic membrane recovers under self resilience effect, covers again the flushing hole.
Preferably, the method further comprises the following steps:
the drainage cavity second joint is arranged at the tail end of the drainage tube body, is communicated with the drainage cavity and is used for connecting a drainage bag;
and the second flushing cavity joint is arranged at the tail end of the drainage tube body, is communicated with the flushing cavity and is used for being connected with the flushing joint.
Preferably, the drainage tube body is provided with scale marks.
Preferably, the cross-sectional area ratio of the irrigation lumen to the drainage lumen is 1: 1.
Preferably, the front ends of the drainage cavity first connector and the flushing cavity first connector are provided with a rounding structure.
The utility model has the beneficial effects that: the drainage tube body is internally provided with a washing cavity and a drainage cavity, so that the functions of washing and drainage can be met; the flushing cavity and the drainage cavity are respectively provided with a flushing one-way valve and a drainage one-way valve, so that the safety performance is improved.
Drawings
Fig. 1 is a perspective view of a double lumen drainage tube of the utility model.
Fig. 2 is a sectional view of a double lumen drainage tube of the utility model.
Figure 3 is a cross-sectional view of the drain check valve of the utility model.
Figure 4 is a cross-sectional view of the flush check valve of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 4, in one implementation form of the present invention, to achieve the above object, the present invention adopts the following technical solutions, including:
an axial partition plate 120 is arranged in the drainage tube body 110, and the partition plate 120 divides the inner cavity of the drainage tube body 110 into a washing cavity 140 and a drainage cavity 130; preferably, the partition 120 is integrally formed with the draft tube body 110. As a further preference, the drain body 110 and the partition 120 are made of a silicone material.
The drainage cavity first connector 151 is arranged at the front end of the drainage tube body 110 and is communicated with the drainage cavity 130, and a drainage one-way valve 160 is arranged at the drainage cavity first connector 151 and is used for limiting the flowing direction of liquid in the drainage cavity 130. Preferably, a connecting part matched with the inner diameter of the drainage cavity is arranged at the tail end of the first joint 151 of the drainage cavity. Preferably, a rounded structure is formed at the front end of the first connector 151 of the drainage chamber. The first joint 151 is provided with an axial through hole. Preferably, the drain check valve 160 includes: the upper end of the V-shaped pipe 161 is fixedly connected with the first joint 151 of the drainage cavity and used for converging drainage liquid; the upper end of the closed pipe 162 is connected with the lower end of the V-shaped pipe 161; the closing tube 162 is made of a silicone material, and can be opened when liquid passes through the closing tube, and can be automatically closed when no liquid passes through the closing tube.
An irrigation chamber first connector 171 is disposed at the front end of the drainage tube body 110 and communicates with the irrigation chamber 140, and an irrigation check valve 180 is disposed at the irrigation chamber first connector 171 for defining the direction of the liquid flow in the irrigation chamber. Preferably, a connection part matching the inner diameter of the flushing chamber 140 is provided at the end of the flushing chamber first connector 171. It is further preferred that a rounded structure is provided at the front end of the first connector 171 of the washing chamber. The first flushing chamber connection 171 is provided with an axial through-hole. As a further preference, the flush check valve 180 includes: the valve seat plate 181 is disposed at the end of the flushing cavity first joint 171, a plurality of flushing holes 181a are uniformly distributed in the valve seat plate 181, and a valve core hole is disposed in the center of the valve seat plate 181; the front end of the valve core 182 is provided with an elastic membrane 182a, the middle part of the valve core 182 is provided with a core rod 182b matched with the valve core hole, the tail end of the valve core 182 is provided with a limit block 182c, and the limit block 182c is abutted to the valve seat plate 181; the elastic membrane 182a is umbrella-shaped, in a normal state, the elastic membrane 182a covers the flushing hole 181a, the pipeline is in an open circuit state, when liquid is supplied, the elastic membrane 182a is elastically deformed under the action of pressure and is separated from the flushing hole 181a, so that the pipeline is communicated, and after the liquid is supplied, the elastic membrane 182a is restored under the action of self resilience force and covers the flushing hole 181a again.
In the use, implant the affected part with the front end of drainage tube body, the hydrops of affected part gets into drainage chamber 130 from the first joint 151 in drainage chamber, owing to the first joint 151 play in drainage chamber is equipped with drainage check valve 160, drainage check valve 160 is injectd the hydrops and can only be by the affected part inflow drainage chamber 130 in, and can not flow into the affected part by drainage chamber 130, has ensured the security of drainage. When the affected part needs to be washed, the second connector 172 of the washing cavity can be connected with the injector, the washing liquid is pushed in through the injector, enters the affected part from the washing cavity 140 and then flows out from the drainage cavity 130, and the affected part cleaning and the clogging removal of the drainage tube body are completed.
In another embodiment, the drain check valve 160 includes: the upper end of the V-shaped pipe 161 is fixedly connected with the first joint 151 of the drainage cavity and used for converging drainage liquid; the upper end of the closed pipe 162 is connected with the lower end of the V-shaped pipe 161; wherein, the closed tube 162 is made by the silica gel material, when liquid passes through, can open, when no liquid passes through, can self-closing, prevents the drainage liquid refluence.
In another embodiment, the flush check valve 180 includes: the valve seat plate 181 is disposed at the end of the flushing cavity first joint 171, a plurality of flushing holes 181a are uniformly distributed in the valve seat plate 181, and a valve core hole is disposed in the center of the valve seat plate 181; the front end of the valve core 182 is provided with an elastic membrane 182a, the middle part of the valve core 182 is provided with a core rod 182b matched with the valve core hole, the tail end of the valve core 182 is provided with a limit block 182c, and the limit block 182c is abutted to the valve seat plate 181; the elastic membrane 182a is umbrella-shaped, in a normal state, the elastic membrane 182a covers the flushing hole 181a, the pipeline is in an open circuit state, when liquid is supplied, the elastic membrane 182a is elastically deformed under the action of pressure and is separated from the flushing hole 181a, so that the pipeline is communicated, and after the liquid is supplied, the elastic membrane 182a is restored under the action of self resilience force and covers the flushing hole 181a again.
In another embodiment, the method further comprises: the drainage cavity second connector 152 is arranged at the tail end of the drainage tube body 110, is communicated with the drainage cavity 130 and is used for connecting a drainage bag; an irrigation lumen second connector 172 is provided at the distal end of the drain body and is connected to the irrigation lumen 140 for connection to an irrigation connector. Preferably, the flush joint is a heparin cap.
In another embodiment, graduated lines are provided on the drain body 110 to indicate the length of the drain body inserted into the body.
In another embodiment, the ratio of the cross-sectional area of the irrigation lumen 140 to the drainage lumen 130 is 1: 1.
In another embodiment, rounded structures are provided at the forward ends of the drainage lumen first junction 151 and the flush lumen first junction 171.
In conclusion, the double-lumen drainage tube 1 is provided with the washing lumen and the drainage lumen in the drainage tube body, so that the washing and drainage functions can be satisfied; the flushing cavity and the drainage cavity are respectively provided with a flushing one-way valve and a drainage one-way valve, so that the safety performance is improved.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. A double lumen drainage tube, comprising:
the drainage tube comprises a drainage tube body, wherein an axial partition plate is arranged in the drainage tube body and divides an inner cavity of the drainage tube body into a washing cavity and a drainage cavity;
the drainage cavity first joint is arranged at the front end of the drainage tube body and is communicated with the drainage cavity, and a drainage one-way valve is arranged at the drainage cavity first joint and is used for limiting the flowing direction of liquid in the drainage cavity; and
the first connector of the flushing cavity is arranged at the front end of the drainage tube body and is communicated with the flushing cavity, and a flushing one-way valve is arranged at the first connector of the flushing cavity and is used for limiting the flowing direction of liquid in the flushing cavity.
2. The dual lumen drainage tube of claim 1, wherein the drainage check valve comprises:
the upper end of the V-shaped pipe is fixedly connected with the first connector of the drainage cavity and used for gathering drainage liquid;
the upper end of the closed pipe is connected with the lower end of the V-shaped pipe;
the closed tube is made of a silica gel material, can be opened when liquid passes through the closed tube, and can be automatically closed when no liquid passes through the closed tube.
3. The dual lumen drain of claim 2 wherein the flush check valve comprises:
the valve seat plate is arranged at the tail end of the first joint of the flushing cavity, a plurality of flushing holes are uniformly distributed in the valve seat plate, and a valve core hole is formed in the center of the valve seat plate;
the front end of the valve core is provided with an elastic membrane, the middle part of the valve core is provided with a core rod matched with the valve core hole, and the tail end of the valve core is provided with a limiting block which is abutted with the valve seat plate;
the elastic membrane is umbrella-shaped, covers the flushing hole under the normal state, and the pipeline is the state of opening a circuit, and when giving liquid, under the pressure action elastic deformation takes place for the elastic membrane, with the flushing hole separation makes the pipeline intercommunication, and after giving liquid, the elastic membrane recovers under self resilience effect, covers again the flushing hole.
4. The double lumen drain of claim 1 or 2, further comprising:
the drainage cavity second joint is arranged at the tail end of the drainage tube body, is communicated with the drainage cavity and is used for connecting a drainage bag;
and the second flushing cavity joint is arranged at the tail end of the drainage tube body, is communicated with the flushing cavity and is used for being connected with the flushing joint.
5. The double lumen drain of claim 1 or 2, wherein: the drainage tube body is provided with scale marks.
6. The double lumen drain of claim 1 or 2, wherein: the cross-sectional area ratio of the flushing cavity to the drainage cavity is 1: 1.
7. The double lumen drain of claim 1 or 2, wherein: the front ends of the drainage cavity first joint and the flushing cavity first joint are provided with rounding structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023094949.2U CN215350979U (en) | 2020-12-21 | 2020-12-21 | Double-lumen drainage tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023094949.2U CN215350979U (en) | 2020-12-21 | 2020-12-21 | Double-lumen drainage tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215350979U true CN215350979U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023094949.2U Active CN215350979U (en) | 2020-12-21 | 2020-12-21 | Double-lumen drainage tube |
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| CN (1) | CN215350979U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425127A (en) * | 2022-02-23 | 2022-05-03 | 山东百多安医疗器械股份有限公司 | Disposable perianal abscess antibacterial drainage tube |
-
2020
- 2020-12-21 CN CN202023094949.2U patent/CN215350979U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425127A (en) * | 2022-02-23 | 2022-05-03 | 山东百多安医疗器械股份有限公司 | Disposable perianal abscess antibacterial drainage tube |
| CN114425127B (en) * | 2022-02-23 | 2023-10-20 | 山东百多安医疗器械股份有限公司 | Disposable perianal abscess antibacterial drainage tube |
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