CN218900345U - Selectable negative pressure drainage device - Google Patents
Selectable negative pressure drainage device Download PDFInfo
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- CN218900345U CN218900345U CN202221885013.8U CN202221885013U CN218900345U CN 218900345 U CN218900345 U CN 218900345U CN 202221885013 U CN202221885013 U CN 202221885013U CN 218900345 U CN218900345 U CN 218900345U
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Abstract
The utility model belongs to the technical field of negative pressure drainage, and particularly relates to a selectable negative pressure drainage device which comprises a drainage tube, a negative pressure drainage container, a drainage bag and a three-way cock, wherein a connecting neck is arranged at the top of the negative pressure drainage container, a knob is arranged on the three-way cock, the A end of the three-way cock is connected with the drainage tube, the B end of the three-way cock is connected with a negative pressure drainage branch, the C end of the three-way cock is connected with a non-negative pressure drainage branch, the negative pressure drainage branch and the non-negative pressure drainage branch are respectively connected with the drainage bag.
Description
Technical Field
The utility model belongs to the technical field of negative pressure drainage, and particularly relates to a selectable negative pressure drainage device.
Background
The negative pressure suction device is often required to be used after surgical operation and is used for draining effusion such as blood, pus, flushing fluid and the like in a body or a wound out of the body, discharging the effusion in time, promoting wound healing and reducing postoperative infection risk.
The common negative pressure suction device comprises a negative pressure drainage ball, a drainage tube and a drainage bag and a combination thereof, and is widely applied due to convenient use. In the use, it also has some problems that need to solve, when using this type negative pressure suction device, need to open the end cap of negative pressure ball in advance, pinch the negative pressure ball, seal the end cap, make it produce negative pressure, but some preoperative period do not need negative pressure drainage, or preoperative period, the drainage volume is great, at this moment basically need not use negative pressure, liquid relies on gravity can get into drainage bag through the drainage tube, if use the negative pressure ball to attract this moment on the contrary causes the pipe to block easily, lead to drainage unsmooth, if open the end cap and release negative pressure then cause cross infection easily.
Therefore, how to solve the problems of the existing negative pressure suction device is a technical problem to be solved by the person skilled in the art.
Disclosure of Invention
Aiming at the technical problems existing at present, the utility model provides the selectable negative pressure drainage device which comprises a negative pressure drainage branch and a non-negative pressure drainage branch, and can select negative pressure drainage or non-negative pressure drainage according to the situation.
The technical scheme of the utility model is as follows:
the utility model provides a selectable negative pressure drainage device, includes drainage tube, negative pressure drainage container and drainage bag, and negative pressure drainage container top sets up the thigh and connects the neck, still includes the tee bend cock, sets up the knob on the tee bend cock, and the drainage tube is connected to the A end of tee bend cock, and the negative pressure drainage branch road is connected to the B end of tee bend cock, and the C end of tee bend cock is connected there is not negative pressure drainage branch road, and negative pressure drainage branch road, there is not negative pressure drainage branch road and connects the drainage bag respectively.
Preferably, the negative pressure drainage branch comprises a negative pressure drainage tube, a negative pressure drainage container and a tail connecting tube; one end of the negative pressure drainage tube is connected with the B end of the three-way cock, the other end of the negative pressure drainage tube is connected with a connecting neck on the negative pressure drainage container, the bottom of the negative pressure drainage container is provided with a tail connecting tube, the tail connecting tube is connected with a drainage bag connecting tube, and the drainage bag connecting tube is connected with a drainage bag.
Preferably, the non-negative pressure drainage branch comprises a non-negative pressure drainage tube, one end of the non-negative pressure drainage tube is connected with the C end of the three-way cock, and the other end of the non-negative pressure drainage tube sequentially penetrates through the connecting neck and the negative pressure drainage container to be connected with the drainage bag connecting tube which is connected with the drainage bag.
Further preferably, the other end of the non-negative pressure drainage tube sequentially passes through a connecting neck and a tail connecting tube at the bottom of the negative pressure drainage container, the tail connecting tube is connected with a drainage bag connecting tube, and the drainage bag connecting tube is connected with a drainage bag.
Preferably, the tail connecting pipe is provided with a flat clamp, and the circulation of liquid can be controlled through the flat clamp.
Preferably, the drainage bag connecting pipe is provided with a pipe clamp, so that liquid can be effectively controlled to flow into the drainage bag.
Preferably, the tail connection tube is adapted with a dust cap arranged on the tail connection tube.
Preferably, one end of the negative pressure drainage tube connecting neck is provided with a one-way valve, one end of the drainage bag connecting tube connecting the drainage bag is provided with a one-way valve, and the one-way valve effectively prevents liquid backflow.
Preferably, the drainage bag is provided with a breathable filtering membrane which is breathable but not permeable to liquid, so that the inflation of the drainage bag is effectively prevented.
Preferably, the connecting neck is provided with an exhaust port, and a cap is arranged in the exhaust port.
According to the utility model, the tee cock is arranged to connect the negative pressure drainage branch and the non-negative pressure drainage branch, and the knob on the tee cock is rotated to select negative pressure drainage or non-negative pressure drainage, so that the negative pressure drainage and the non-negative pressure drainage can be switched by only rotating the knob on the tee cock, a tube is not required to be replaced or a negative pressure drainage container is removed, the operation is convenient, one person can complete the switching of the two branches in a short time, the disassembly and the installation are convenient, more convenient and quick use experience can be provided for clinical medical staff, and the nursing efficiency is greatly improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of a three-way tap in a negative pressure drainage state according to the present utility model;
FIG. 3 is a cross-sectional view of the three-way tap in the non-negative pressure drainage state of the present utility model;
FIG. 4 is a schematic perspective view of the present utility model;
FIG. 5 is a detail view of the three-way tap of FIG. 4;
in the figure, 1 is a drainage tube, 2 is a three-way cock, 2-1 is an end A of the three-way cock, 2-2 is a end B of the three-way cock, 2-3 is a end C of the three-way cock, 3 is a negative pressure drainage tube, 4 is a connecting neck, 5 is a negative pressure drainage container, 6 is a cap, 7 is a tail connecting tube, 8 is a flat clamp, 9 is a dustproof cap, 10 is a drainage bag connecting tube, 11 is a ventilation filtering membrane, 12 is a one-way valve, 13 is a drainage bag, 14 is a drain valve, 15 is a hanging clamp, 16 is a non-negative pressure drainage tube, and 17 is a pipe clamp.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
1-5, an alternative negative pressure drainage device comprises a drainage tube 1, a negative pressure drainage container 5, a drainage bag 13 and a three-way cock 2, wherein the top of the negative pressure drainage container 5 is connected with a connecting neck 4; the three-way cock 2 is provided with a knob, the A end 2-1 of the three-way cock is connected with the drainage tube 1, the B end 2-2 of the three-way cock is connected with the negative pressure drainage branch, the C end 2-3 of the three-way cock is connected with the non-negative pressure drainage branch, and the negative pressure drainage branch and the non-negative pressure drainage branch are respectively connected with the drainage bag 13; the negative pressure drainage branch comprises a negative pressure drainage tube 3, a negative pressure drainage container 5 and a tail connecting tube 7; one end of the negative pressure drainage tube 3 is connected with the B end 2-2 of the three-way cock, the other end of the negative pressure drainage tube 3 is connected with the connecting neck 4 on the negative pressure drainage container 5, the bottom of the negative pressure drainage container 5 is provided with the tail connecting tube 7, the tail connecting tube 7 is connected with the drainage bag connecting tube 10, and the drainage bag connecting tube 10 is connected with the drainage bag 13; the negative pressure-free drainage branch comprises a negative pressure-free drainage tube 16, one end of the negative pressure-free drainage tube 16 is connected with the C end 2-3 of the three-way cock, the other end of the negative pressure-free drainage tube 16 sequentially penetrates through the connecting neck 4 and the negative pressure drainage container 5 to be connected with the drainage bag connecting tube 10, the drainage bag connecting tube 10 is connected with the drainage bag 13, the negative pressure-free drainage tube 16 is connected with the connecting neck 4 and the negative pressure drainage container 5 in an adhesive mode or in other existing fixed connection modes such as an integrated mode, and a flat clamp 8 is arranged on the part of the negative pressure-free drainage tube 16 penetrating out of the negative pressure drainage container 5, so that liquid outflow is prevented when the drainage bag 13 is replaced conveniently.
In the utility model, two branches are arranged, namely a negative pressure-free drainage branch and a negative pressure drainage branch, and the two branches can select negative pressure drainage or negative pressure-free drainage by rotating a knob of the three-way cock 2; when negative pressure drainage is selected, the three-way cock 2 is communicated with the drainage tube 1 and the negative pressure drainage tube 3, the negative pressure drainage tube 3 is communicated with the negative pressure drainage container 5, the negative pressure drainage container 5 is communicated with the drainage bag connecting tube 10 through the tail connecting tube 7, and the drainage bag connecting tube 10 is communicated with the drainage bag 13; when negative pressure-free drainage is selected, the three-way cock 2 is communicated with the drainage tube 1 and the negative pressure-free drainage tube 16, the negative pressure-free drainage tube 16 passes through the connecting neck 4, the negative pressure drainage container 5 is communicated with the drainage bag connecting tube 10, the drainage bag connecting tube 10 is communicated with the drainage bag 13, at the moment, negative pressure drainage is not needed, liquid can enter the drainage bag 13 through the negative pressure-free drainage tube 16 by means of gravity, if negative pressure drainage is used for suction at the moment, a catheter is easy to block, drainage is not smooth, and if the plug is opened to release negative pressure, cross infection is easy to cause; in the device, the non-negative pressure drainage tube 16 is arranged in the negative pressure drainage container 5, so that the complexity, the encumbrance and the difficulty in operation of the device are avoided, and the device is simple in whole and easy to install, detach and operate.
In another embodiment, one end of the non-negative pressure drainage tube 16 is connected with the C end 2-3 of the three-way cock, the other end of the non-negative pressure drainage tube 16 passes through the connecting neck 4, the negative pressure drainage container 5 is connected with the tail connecting tube 7 at the bottom of the negative pressure drainage container 5, the tail connecting tube 7 is connected with the drainage bag connecting tube 10, and the drainage bag connecting tube 10 is connected with the drainage bag 13; the bottom of the negative pressure drainage container 5 is provided with two tail connecting pipes 7, wherein one tail connecting pipe 7 is connected with a drainage bag connecting pipe 10, one end of the other tail connecting pipe 7 is connected with a negative pressure-free drainage tube 16, and the other end is connected with the drainage bag connecting pipe 10. The non-negative pressure drainage tube 16 is in bonding or clamping or threaded connection with the connecting neck 4, the non-negative pressure drainage tube 16 is in bonding or clamping or threaded connection with the tail connecting tube 7, and the connection modes of the non-negative pressure drainage tube 16, the connecting neck 4 and the tail connecting tube 7 are all common connection modes in the prior art, and can be selected according to actual conditions.
In another embodiment, one end of the negative pressure drainage tube 3 connected with the connecting neck 4 is provided with a one-way valve 12, one end of the drainage bag connecting tube 10 connected with the drainage bag 13 is provided with the one-way valve 12, the one-way valve 12 effectively prevents liquid from flowing back, the drainage bag 13 is provided with a ventilation filtering membrane 11, and the membrane is breathable but not permeable to liquid and effectively prevents the drainage bag 13 from expanding.
In another embodiment, a female connector is arranged at one end of the tail connecting pipe 7, a male connector is arranged at one end of the drainage bag connecting pipe 10, the female connector is connected with the male connector, a closeable dust cap 9 is arranged on the female connector, the drainage bag connecting pipe 10 is connected with a drainage bag 13, a hanging rope for hanging is arranged on the drainage bag 13, a liquid discharge valve 14 is arranged at the bottom of the drainage bag 13, a flat clamp 8 is arranged on the tail connecting pipe 7, liquid circulation can be controlled through the flat clamp 8, a pipe clamp 17 is arranged on the drainage bag connecting pipe 10, liquid can be effectively controlled to flow into the drainage bag 13, and the flat clamp 8 and the pipe clamp 17 are arranged to facilitate liquid outflow when the drainage bag 13 is replaced; the connecting neck 4 is provided with an exhaust port, a cap 6 (also called a plug) is arranged in the exhaust port, the cap 6 is directly plugged into the exhaust port, the cap 6 is in interference fit with the exhaust port, and the connecting neck 4 is connected with the hanging clamp 15.
In another embodiment, the negative pressure drainage container 5 can be made of a silicon rubber material, the drainage bag 13 can be made of a PVC material, and the connecting neck is made of ABS plastic or polypropylene or polycarbonate material.
According to the utility model, the three-way cock 2 is arranged to connect the negative pressure drainage branch and the non-negative pressure drainage branch, and the negative pressure drainage or the non-negative pressure drainage can be selected through the knob on the three-way cock 2, so that the switching between the negative pressure drainage and the non-negative pressure drainage can be completed only by rotating the knob on the three-way cock 2, the replacement of a tube or the removal of a negative pressure drainage container is not needed, the operation is convenient, the switching of the two branches can be completed in a short time by one person, the disassembly and the installation are convenient, the more convenient and faster use experience can be provided for clinical medical staff, and the nursing efficiency is greatly improved.
Claims (10)
1. The utility model provides a selectable negative pressure drainage device, including drainage tube (1), negative pressure drainage container (5) and drainage bag (13), negative pressure drainage container (5) top sets up connecting neck (4), a serial communication port, still include tee bend cock (2), set up the knob on tee bend cock (2), drainage tube (1) is connected to tee bend cock's A end (2-1), negative pressure drainage branch road is connected to tee bend cock's B end (2-2), no negative pressure drainage branch road is connected to tee bend cock's C end (2-3), negative pressure drainage branch road, no negative pressure drainage branch road are connected drainage bag (13) respectively.
2. The selectable negative pressure drainage device according to claim 1, wherein the negative pressure drainage branch comprises a negative pressure drainage tube (3), a negative pressure drainage container (5) and a tail connection tube (7); one end of the negative pressure drainage tube (3) is connected with the B end (2-2) of the tee cock, the other end of the negative pressure drainage tube (3) is connected with the connecting neck (4) on the negative pressure drainage container (5), the bottom of the negative pressure drainage container (5) is provided with the tail connecting tube (7), the tail connecting tube (7) is connected with the drainage bag connecting tube (10), and the drainage bag connecting tube (10) is connected with the drainage bag (13).
3. The selectable negative pressure drainage device according to claim 2, wherein the negative pressure-free drainage branch comprises a negative pressure-free drainage tube (16), one end of the negative pressure-free drainage tube (16) is connected with a C end (2-3) of the three-way cock, the other end of the negative pressure-free drainage tube (16) sequentially penetrates through the connecting neck (4) and the negative pressure drainage container (5) to be connected with the drainage bag connecting tube (10), and the drainage bag connecting tube (10) is connected with the drainage bag (13).
4. A selectable negative pressure drainage device according to claim 3, characterized in that the other end of the non-negative pressure drainage tube (16) sequentially passes through the connecting neck (4), the negative pressure drainage container (5) is connected with the tail connecting tube (7) at the bottom of the negative pressure drainage container (5), the tail connecting tube (7) is connected with the drainage bag connecting tube (10), and the drainage bag connecting tube (10) is connected with the drainage bag (13).
5. An alternative negative pressure drainage device according to claim 2 or 4, characterized in that said tail connection tube (7) is provided with a flat clamp (8).
6. An alternative negative pressure drainage device according to claim 2 or 4, characterized in that a tube clamp (17) is provided on the drainage bag connection tube (10).
7. An alternative negative pressure drainage device according to claim 2 or 4, characterized in that the tail connection tube (7) is fitted with a dust cap (9), the dust cap (9) being arranged on the tail connection tube (7).
8. The selectable negative pressure drainage device according to claim 2 or 4, wherein the negative pressure drainage tube (3) is provided with a one-way valve (12) at one end connected with the connecting neck (4), and the drainage bag connecting tube (10) is provided with a one-way valve (12) at one end connected with the drainage bag (13).
9. A selectable negative pressure drainage device according to claim 1, characterised in that the drainage bag (13) is provided with a ventilation filter membrane (11).
10. An alternative negative pressure drainage device according to claim 1, characterized in that the connecting neck (4) is provided with an exhaust port in which a cap (6) is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221885013.8U CN218900345U (en) | 2022-07-21 | 2022-07-21 | Selectable negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221885013.8U CN218900345U (en) | 2022-07-21 | 2022-07-21 | Selectable negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218900345U true CN218900345U (en) | 2023-04-25 |
Family
ID=86039144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221885013.8U Active CN218900345U (en) | 2022-07-21 | 2022-07-21 | Selectable negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218900345U (en) |
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2022
- 2022-07-21 CN CN202221885013.8U patent/CN218900345U/en active Active
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