CN219185141U - Negative pressure drainage device - Google Patents
Negative pressure drainage device Download PDFInfo
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- CN219185141U CN219185141U CN202222962335.4U CN202222962335U CN219185141U CN 219185141 U CN219185141 U CN 219185141U CN 202222962335 U CN202222962335 U CN 202222962335U CN 219185141 U CN219185141 U CN 219185141U
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Abstract
The utility model provides a negative pressure drainage device, which comprises: the negative pressure container is a frustum-shaped telescopic container, a compression spring is arranged in the negative pressure container, and a liquid inlet pipe and a liquid outlet pipe are arranged on the negative pressure container; the drainage tube is connected with the liquid inlet tube; the liquid discharge valve is connected with the liquid discharge pipe. The negative pressure container is the frustum form, and negative pressure container bottom area is greater than the top area promptly, presents big-end-up's shape, so, negative pressure container has lower focus on the whole, has bigger bearing area, and the patient has higher stability when using, is difficult for empting.
Description
Technical Field
The utility model relates to the field of body fluid drainage medical equipment, in particular to a negative pressure drainage device.
Background
In some serious gastrointestinal diseases or operations, a large amount of effusion is easily generated in the stomach and intestine, and the effusion can cause gastric retention, abdominal pain and abdominal distention of patients. Clinically, drainage devices are often used to aspirate the fluid in the stomach and intestine for ease of treatment and rehabilitation. For drainage devices, part of the drainage devices are pumped by means of an electric pump, and such devices have high drainage power, but are expensive to use.
In order to reduce the treatment cost of patients, in some treatment processes, drainage devices with lower cost are used, and in the drainage devices, the design is simplified, the material use is reduced, and the cost is reduced. When the design for reducing the cost is carried out, new problems are caused, for example, after the design of the negative pressure container in the drainage device is simplified, the negative pressure container is unfavorable for a patient to carry, and when the negative pressure container is in actual use, the patient turns around and collides with the negative pressure container, so that the negative pressure container is easy to turn upside down, and the simplified negative pressure container has the defect of unstable gravity center.
Disclosure of Invention
In order to overcome the defects of the prior art, one of the purposes of the utility model is to provide a negative pressure drainage device so as to solve the technical problem of unstable gravity center in a negative pressure container in the prior art.
One of the purposes of the utility model is realized by adopting the following technical scheme:
a negative pressure diverter, the negative pressure diverter comprising:
the negative pressure container is a frustum-shaped telescopic container, a compression spring is arranged in the negative pressure container, and a liquid inlet pipe and a liquid outlet pipe are arranged on the negative pressure container;
the drainage tube is connected with the liquid inlet tube;
the liquid discharge valve is connected with the liquid discharge pipe.
Optionally, a weight piece is arranged on the bottom plate at the bottom of the negative pressure container.
Optionally, the weight is a grid-shaped raised strip or a weight plate.
Optionally, the negative pressure container includes top cap, bottom plate and flexible section of thick bamboo, flexible section of thick bamboo set up in between the top cap with the bottom plate, flexible section of thick bamboo's lateral wall is corrugated folding surface.
Optionally, an upper positioning groove for positioning the compression spring is formed in the bottom surface of the top cover, and a lower positioning groove for positioning the compression spring is formed in the top plate of the bottom plate.
Optionally, a circular step is arranged on the top cover, an annular table top and a step side wall arranged on the annular table top are arranged on the circular step, and the liquid inlet pipe and the liquid outlet pipe are arranged on the step side wall.
Optionally, a buckle is arranged on the annular table top, and the buckle is convexly arranged on the annular table top;
the inner side surface or/and the outer side surface of the buckle is/are provided with a buckling groove for fixing the drainage tube;
when the drainage tube is wound on the circular step, the drainage tube is clamped on the clamping buckle.
Optionally, a handle is arranged on the annular table top.
Optionally, the drain valve comprises a sealing plug and a collar connected with the sealing plug, the collar is sleeved on the drain pipe, and the sealing plug is partially embedded in the drain pipe; or alternatively
The drain valve comprises a drain pipe, a sliding pipe and a sliding valve body, wherein the drain pipe is connected with the drain pipe, the sliding pipe is intersected with the drain pipe, an inner cavity of the sliding pipe penetrates through the drain pipe, the sliding valve body is slidably arranged in the inner cavity of the sliding pipe, and at least one end of the sliding valve body exceeds the sliding pipe.
Optionally, the drainage tube is a 30 cm to 60 cm long silicone hose.
Compared with the prior art, the utility model has the beneficial effects that:
in the negative pressure drainage device, the negative pressure container is in a frustum shape, namely the bottom area of the negative pressure container is larger than the top area, and the negative pressure container is in a shape with a small upper part and a large lower part, so that the negative pressure container has a lower center of gravity as a whole, has a larger bearing area, has higher stability and is not easy to topple when a patient uses the negative pressure drainage device.
After the hand is added above the negative pressure device, the patient can conveniently carry the patient when the patient gets out of bed.
Drawings
FIG. 1 is a schematic perspective view of a negative pressure drainage device of the present utility model;
FIG. 2 is a schematic cross-sectional view of the negative pressure drainage device of the present utility model;
FIG. 3 is a schematic view of the negative pressure drainage device in a negative pressure state;
FIG. 4 is a schematic perspective view of a negative pressure diverter of the present utility model having an alternative drain valve;
FIG. 5 is a schematic view of a negative pressure flow diverter of the present utility model having an annular groove;
FIG. 6 is a schematic view of a drain valve in the negative pressure drainage device of the present utility model.
In the figure:
1. a negative pressure container; 11. a top cover; 111. a circular step; 112. an upper positioning groove; 12. a bottom plate; 121. a lower positioning groove; 13. a telescopic cylinder; 14. a liquid inlet pipe; 15. a liquid discharge pipe; 16. a handle; 17. a buckle;
2. a drainage tube;
3. a liquid discharge valve; 31. a discharge pipe; 32. a sliding tube; 33. sliding the valve body; 331. a conduction channel;
4. a compression spring;
5. a drainage valve.
Detailed Description
The present utility model will be further described with reference to fig. 1 to 6 and the detailed description, wherein, on the premise of no conflict, new embodiments can be formed by any combination of the embodiments or technical features described below.
The utility model provides a negative pressure drainage device for drainage of cavity body fluid in a human body, wherein the cavity of the human body can be a natural cavity of the human body, such as the inside of the stomach and intestine, and an indwelling cavity which is artificially indwelled in the human body. As shown in fig. 1, 2 and 3, the negative pressure drainage device comprises a negative pressure container 1, a drainage tube 2 and a drainage valve 3. Specifically, the negative pressure container 1 is a frustum-shaped telescopic container, a cavity is arranged in the negative pressure container 1, a compression spring 4 is arranged in the cavity of the negative pressure container 1, and two ends of the compression spring 4 are respectively abutted against the top and the bottom of the negative pressure container 1, specifically against a top cover 11 and a bottom plate 12 below. The negative pressure vessel 1 is provided with a liquid inlet pipe 14 and a liquid outlet pipe 15.
The first end of the drainage tube 2 stretches into the human body cavity, and the second end of the drainage tube 2 is connected with the liquid inlet tube 14. Drain valve 3 is connected with drain pipe 15, and is used for opening and closing drain pipe 15 in order to drain and seal the internal and external environment.
In this embodiment, the negative pressure container 1 is in a frustum shape, that is, the bottom area of the negative pressure container 1 is larger than the top area, and the negative pressure container 1 presents a shape with a small top and a large bottom, so that the negative pressure container 1 has a lower center of gravity as a whole, has a larger bearing area, and has higher stability and is not easy to fall down when a patient is in use.
In specific use, the drain valve 3 is opened, the compression spring 4 is pressed, so that air in the negative pressure container 1 is emptied, then the drain valve 3 is closed, at the moment, negative pressure is formed in the negative pressure container 1 due to the expansion of the negative pressure container 1 supported by the compression spring 4, and then body fluid is guided to flow into the negative pressure container 1 from the drainage tube 2 through drainage.
Further, the stability of the negative pressure container 1 is improved, in this embodiment, the bottom plate 12 at the bottom of the negative pressure container 1 is provided with a weight member, and the weight member is additionally arranged on the bottom plate 12, so that the weight of the bottom is improved, the center of gravity is lowered, and the stability of the negative pressure container 1 is improved.
Specifically, the weight is a grid-like ridge or a weight plate. As shown in fig. 2, when the weight is a grid-like ridge, the strength of the bottom plate 12 can be enhanced in addition to increasing the weight of the bottom plate 12.
As shown in fig. 2, the negative pressure container 1 specifically includes a top cover 11, a bottom plate 12, and a telescopic tube 13, wherein the telescopic tube 13 is disposed between the top cover 11 and the bottom plate 12, the telescopic tube 13 is a tapered telescopic tube 13, and the side wall of the telescopic tube 13 is a corrugated folded surface.
In some further embodiments of the negative pressure container 1, as shown in fig. 2, the bottom surface of the top cover 11 is provided with an upper positioning groove 112 for positioning the compression spring 4, and the top plate of the bottom plate 12 is provided with a lower positioning groove 121 for positioning the compression spring 4. The upper end of the compression spring 4 is embedded in the upper positioning groove 112, and the lower end of the compression spring 4 is embedded in the lower positioning groove 121. In this way, in the negative pressure container 1, the compression spring 4 is positioned by the upper positioning groove 112 and the lower positioning groove 121, so that the compression spring 4 is kept at a fixed position, the compression spring 4 is prevented from toppling or shifting, so that the negative pressure container 1 maintains a stable rebound effect.
In some embodiments of the top cover 11, as shown in fig. 2, a circular step 111 is provided on the top cover 11, and the liquid inlet pipe 14 and the liquid outlet pipe 15 are provided on the circular step 111, for example, the liquid inlet pipe 14 and the liquid outlet pipe 15 are provided on the upper surface of the circular step 111.
For the circular step 111, specifically, an annular mesa and a step side wall provided on the annular mesa are provided on the circular step 111. As shown in fig. 5, the liquid inlet pipe 14 and the liquid outlet pipe 15 are provided on the side wall of the step, and thus the upper surface of the circular step 111 is entirely flat, so that the compression spring 4 is easily compressed. At the same time, a ring-like structure is formed around the circular step 111, providing an arrangement space for the liquid inlet pipe 14 and the liquid discharge pipe 15 hereinafter, facilitating the installation of the liquid discharge valve 3 and the second end of the draft tube 2.
In addition, the circumference of the circular step 111 facilitates winding and storage of the drainage tube 2, specifically, the drainage tube 2 may be wound around the circumference of the circular step 111. In addition, a buckle 17 is arranged on the annular table top, and the buckle 17 is convexly arranged on the annular table top. The inner side surface or/and the outer side surface of the buckle 17 is provided with a buckling groove for fixing the drainage tube 2. When the drainage tube 2 is wound on the circular step 111, the drainage tube 2 is clamped on the buckle 17. In this way, the draft tube 2 can be received by the snap 17 and the annular groove formed by the circular step 111.
As shown in fig. 4, a handle 16 is arranged on the top cover 11 of the negative pressure container 1, in particular, a handle 16 is arranged on an annular table top, and a patient also needs a certain physical activity and goes to a toilet during treatment, and after the handle 16 is arranged, the patient can carry or hang on the body. In addition, the handle 16 can be used to hang the negative pressure container 1 during the lying period of the patient, so that the patient is prevented from being pressed or pushed when the patient is placed on the bed. Moreover, the handle 16 is disposed on the annular table top, so that the handle 16 is conveniently and directly accommodated in the annular groove.
For the aforementioned drain valve 3, in one embodiment, the drain valve 3 includes a sealing plug and a collar connected to the sealing plug, the collar is sleeved on the drain pipe 15, and the sealing plug is partially embedded in the drain pipe 15. The sealing plug is partially embedded in the drain pipe 15, so that the whole volume of the drain valve 3 is small.
In another embodiment of the drain valve 3, as shown in fig. 6, the drain valve 3 includes a drain pipe 31, a slide pipe 32, and a slide valve body 33, the drain pipe 31 is connected to the drain pipe 15, the slide pipe 32 is connected to the drain pipe 31, the slide pipe 32 intersects with the drain pipe 31, an inner cavity of the slide pipe 32 penetrates the drain pipe 31, the slide valve body 33 is slidably disposed in the inner cavity of the slide pipe 32, and at least one end of the slide valve body 33 exceeds the slide pipe 32. The sliding valve body 33 has a passage 331 thereon, and the position of the passage 331 is changed by pushing the portion of the sliding valve body 33 beyond the sliding tube 32. In the closed state, the conduction channel 331 is staggered from the internal channel of the discharge pipe 31, and the liquid discharge valve 3 cannot discharge liquid. When the valve is turned from the closed state to the open state, the conduction channel 331 is moved to be communicated with the discharge pipe 31, and the liquid in the negative pressure container 1 can sequentially enter the discharge pipe 31 through the liquid discharge pipe 15, pass through the sliding valve body 33, and finally be discharged through the discharge pipe 31.
Specifically, as shown in fig. 6, the sliding tube 32 is a circular tube, a circular sliding channel is provided inside the sliding tube 32, and the sliding valve body 33 is a cylinder fitting the sliding channel of the sliding tube 32. The conducting channel 331 on the sliding valve body 33 is an annular conducting groove arranged around the cylinder. In this way, when the sliding valve 33 rotates, the conduction passage 331 of the sliding valve 33 can
In addition, with the aforementioned drainage tube 2, specifically, the drainage tube 2 is a 30 cm to 60 cm long silicone hose. The silicone hose has flexibility and also has certain toughness, and in particular, the toughness is capable of maintaining a bent state without being folded when being bent. When the external force acts, the tube is bent, but is not easy to fold, so that the drainage tube 2 can keep the internal channel unobstructed. Also, when the length of the drainage tube 2 is 30 to 60 cm, a longer use margin is provided, for example, when the drainage tube 2 is used in a condition of rotating 180 degrees, the drainage tube 2 of the embodiment has a larger bending radius, and the occurrence of tube folding of the drainage tube 2 can be avoided or reduced.
In an embodiment of the negative pressure drainage device, as shown in fig. 1 and 4, the negative pressure drainage device further comprises a drainage valve 5, and the drainage valve 5 is arranged on the drainage tube 2. In one of the drain valves 5, the drain valve 5 is used for conducting the drain tube 2 and closing the drain tube 2.
The whole use process of the utility model is that before use, the drainage valve 5 is closed, the liquid discharge valve 3 is opened, the negative pressure container 1 is pressed, the negative pressure container 1 and the compression spring 4 are flattened, then the liquid discharge valve 3 is closed, and the negative pressure container 1 is in a negative pressure state; when the drainage tube 2 is connected into the cavity of the human body for drainage, the drainage valve 5 is opened, at the moment, the negative pressure container 1 is communicated with the cavity of the human body, and at the moment, under the action of negative pressure, the accumulated liquid in the cavity of the human body can be guided to flow out by means of the drainage tube 2; when the liquid is discharged, the drainage valve 5 is closed, and the liquid in the negative pressure container 1 is discharged by pressing the negative pressure container 1. And then, when the drainage is needed again, resetting the negative pressure state of the negative pressure container 1.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (10)
1. A negative pressure diverter, characterized in that the negative pressure diverter comprises:
the negative pressure container is a frustum-shaped telescopic container, a compression spring is arranged in the negative pressure container, and a liquid inlet pipe and a liquid outlet pipe are arranged on the negative pressure container;
the drainage tube is connected with the liquid inlet tube;
the liquid discharge valve is connected with the liquid discharge pipe.
2. The negative pressure drainage device according to claim 1, wherein a weight piece is arranged on a bottom plate of the bottom of the negative pressure container.
3. The negative pressure drainage device according to claim 2, wherein the weight member is a grid-like convex strip or a weight plate.
4. The negative pressure drainage device of claim 1, wherein the negative pressure container comprises a top cover, a bottom plate and a telescopic tube, the telescopic tube is arranged between the top cover and the bottom plate, and the side wall of the telescopic tube is a corrugated folding surface.
5. The negative pressure drainage device according to claim 4, wherein the bottom surface of the top cover is provided with an upper positioning groove for positioning the compression spring, and the top plate of the bottom plate is provided with a lower positioning groove for positioning the compression spring;
the upper end of the compression spring is embedded into the upper positioning groove, and the lower end of the compression spring is embedded into the lower positioning groove.
6. The negative pressure drainage device according to claim 4, wherein the top cover is provided with a circular step, the circular step is provided with an annular table top and a step side wall arranged on the annular table top, and the liquid inlet pipe and the liquid outlet pipe are arranged on the step side wall.
7. The negative pressure drainage device of claim 6, wherein the annular table top is provided with a buckle protrusion, and the buckle protrusion is arranged on the annular table top;
the inner side surface or/and the outer side surface of the buckle is/are provided with a buckling groove for fixing the drainage tube;
when the drainage tube is wound on the annular table top, the drainage tube is clamped on the clamping buckle.
8. The negative pressure drainage device of claim 7, wherein the annular table top is provided with a handle.
9. The negative pressure drainage device according to claim 1, wherein the drainage valve comprises a sealing plug and a collar connected with the sealing plug, the collar is sleeved on the drainage pipe, and the sealing plug is partially embedded in the drainage pipe; or alternatively
The drain valve comprises a drain pipe, a sliding pipe and a sliding valve body, wherein the drain pipe is connected with the drain pipe, the sliding pipe is intersected with the drain pipe, an inner cavity of the sliding pipe penetrates through the drain pipe, the sliding valve body is slidably arranged in the inner cavity of the sliding pipe, and at least one end of the sliding valve body exceeds the sliding pipe.
10. The negative pressure drainage device of claim 1, wherein the drainage tube is a 30 cm to 60 cm long silicone hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222962335.4U CN219185141U (en) | 2022-11-03 | 2022-11-03 | Negative pressure drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222962335.4U CN219185141U (en) | 2022-11-03 | 2022-11-03 | Negative pressure drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219185141U true CN219185141U (en) | 2023-06-16 |
Family
ID=86703505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222962335.4U Active CN219185141U (en) | 2022-11-03 | 2022-11-03 | Negative pressure drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219185141U (en) |
-
2022
- 2022-11-03 CN CN202222962335.4U patent/CN219185141U/en active Active
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