CN219001373U - Anti-backflow drainage bag - Google Patents
Anti-backflow drainage bag Download PDFInfo
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- CN219001373U CN219001373U CN202222901096.1U CN202222901096U CN219001373U CN 219001373 U CN219001373 U CN 219001373U CN 202222901096 U CN202222901096 U CN 202222901096U CN 219001373 U CN219001373 U CN 219001373U
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Abstract
The utility model belongs to the field of medical instruments, and particularly relates to an anti-backflow drainage bag. The technology includes the drainage bag, the upper end intercommunication of drainage bag has the feed liquor pipe, the lower extreme intercommunication of drainage bag has the fluid-discharge tube, install the fluid-discharge valve on the fluid-discharge tube, the top of drainage bag is fixed with suspension assembly, the top of drainage bag is provided with the anti-contrary subassembly, the anti-contrary subassembly is including the anti-contrary pipe, the feed liquor mouth intercommunication of anti-contrary pipe has the connecting pipe, the expansion end intercommunication of connecting pipe has the connector, the liquid outlet and the feed liquor union coupling of anti-contrary pipe communicate with each other, be provided with the cell body in the anti-contrary pipe, a plurality of apopore has been seted up to the bottom of cell body, the below of cell body is provided with the annular water blocking piece that is used for sealing the apopore, the inner bottom of cell body is fixed with the fixed block, the inner circle of annular water blocking piece is fixed with the lateral wall of fixed block. According to the utility model, the annular water blocking sheet and the fixed block in the reverse-proof assembly can seal the water outlet when urine flows reversely, so that the urine cannot flow reversely into the urethra, and thereby the urethra infection is avoided.
Description
Technical Field
The utility model belongs to the field of medical instruments, and particularly relates to an anti-backflow drainage bag.
Background
The drainage bag is a medical instrument which is very commonly used clinically, and generally refers to a disposable drainage bag, blood seepage, effusion and the like in the body or in local operation depths after an operation are led out by a pipeline, and a transparent plastic bag which is specially used for draining liquid is arranged at the tail end of the drainage tube, is mainly used for collecting urine or being matched with other instruments for collecting wound drainage liquid for urinary incontinence patients, operation coma patients and mobility inconveniences, and is very widely used in urology department drainage bags.
The existing drainage bag mainly comprises a bag body and a connecting pipe, and the operating part can be drained after the connecting pipe is connected with a drainage tube which is reserved in a patient. In order to ensure that the effusion at the operation position can be smoothly drained, the existing drainage bag is hung beside a patient in use, and the hanging height of the drainage bag is lower than the horizontal position of the drainage position. However, if the drainage tube leaks air or the valve is not tightly closed, air continuously enters the drainage bag and the drainage tube, the pressure inside the abdominal cavity is the same as the pressure outside, so that the phenomenon of countercurrent flow of the drainage tube occurs, or urine is possibly caused to flow reversely when the drainage tube is inadvertently squeezed into the drainage bag, so that urinary tract infection is caused.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: provides a backflow-preventing drainage bag which can prevent urine from flowing reversely and avoid urinary tract infection.
The anti-backflow drainage bag comprises a drainage bag, the upper end of the drainage bag is communicated with a liquid inlet pipe, the lower end of the drainage bag is communicated with a liquid discharge pipe, a liquid discharge valve is installed on the liquid discharge pipe, the top of the drainage bag is fixedly provided with a hanging component used for hanging the drainage bag at the bedside, an anti-backflow component is arranged above the drainage bag and comprises an anti-backflow pipe, the liquid inlet of the anti-backflow pipe is communicated with a connecting pipe, the movable end of the connecting pipe is communicated with a connector, the liquid outlet of the anti-backflow pipe is communicated with the liquid inlet pipe, a groove body which is in vertical sliding fit with the anti-backflow pipe and is downward in notch is arranged in the anti-backflow pipe, a plurality of water outlets which are vertically communicated are formed in the bottom of the groove body, an annular water blocking piece used for sealing the water outlets is arranged below the groove body, a fixing block is fixed at the inner bottom of the groove body, and the inner ring of the annular water blocking piece is fixed with the side wall of the fixing block.
Further, the hanging assembly comprises two connecting buckles and a hanging rope, wherein the two connecting buckles are respectively fixed at the left top and the right top of the drainage bag, and two ends of the hanging rope are respectively fixed on different connecting buckles.
Further, the groove with the annular structure is formed in the inner top of the anti-reverse pipe, the sealing ring is fixed in the groove, and the water outlet holes are all located under the sealing ring.
Further, the front side wall of the drainage bag is provided with scale marks for displaying the liquid amount in the drainage bag.
Further, the drain valve is a cross drain valve.
Furthermore, the connector is pagoda-shaped.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the annular water blocking sheet and the fixed block in the reverse-preventing assembly can enable urine to smoothly flow into the drainage bag when urine normally flows in, and also can seal the water outlet hole used for passing urine on the tank body when the urine flows in reverse, so that the urine cannot flow back into the urethra, and thus, the occurrence of urethra infection is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the anti-backup assembly of FIG. 1;
the names of the components in the figure are as follows: 1. the drainage valve 2, the drainage bag 3, the liquid inlet pipe 4, the connecting buckle 5, the hanging rope 6, the anti-reverse component 6.1, the anti-reverse pipe 6.2, the annular water blocking sheet 6.3, the fixed block 6.4, the groove body 6.5, the sealing ring 6.6, the water outlet hole 7, the connecting pipe 8, the connector 9 and the drainage pipe.
Detailed Description
The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Example 1
The anti-backflow drainage bag comprises a drainage bag 2, wherein the upper end of the drainage bag 2 is communicated with a liquid inlet pipe 3, the lower end of the drainage bag 2 is communicated with a liquid discharge pipe 9, a liquid discharge valve 1 is arranged on the liquid discharge pipe 9, urine of a patient flows into the drainage bag 2 from the liquid inlet pipe 3 for temporary storage, the drainage bag 2 is a transparent plastic bag made of medical polymer materials, no liquid in the drainage bag is convenient to observe, so that the condition of the patient is judged, and the liquid in the drainage bag 2 flows out of the liquid discharge pipe 9 by opening the liquid discharge valve 1; as shown in fig. 1, the lower end of the liquid inlet pipe 3 is positioned in the upper end of the drainage bag 2;
the top of the drainage bag 2 is fixedly provided with a hanging component for hanging the drainage bag 2 at the bedside, and the drainage bag 2 is convenient to hang through the hanging component, so that the drainage bag is in a vertical state, and urine backflow is avoided;
the drainage bag 2 is provided with an anti-reverse component 6 above, the anti-reverse component 6 comprises an anti-reverse pipe 6.1, the anti-reverse pipe 6.1 is in a structure with a large middle and a small upper end and a small lower end as shown in fig. 1 and 2, and the upper end and the lower end are used for connecting pipelines; in practical application, the anti-reverse pipe 6.1 is formed by sealing and bonding an upper layer and a lower layer or a front layer and a rear layer, so that other components can be conveniently installed;
the liquid inlet of the anti-reverse pipe 6.1 is communicated with a connecting pipe 7, the movable end of the connecting pipe 7 is communicated with a connector 8, the liquid outlet of the anti-reverse pipe 6.1 is communicated with the liquid inlet pipe 3, and the liquid outlet of the anti-reverse pipe 6.1 is communicated with a drainage tube reserved by a patient through the connecting pipe 7 and the connector 8, so that urine of the patient flows into the anti-reverse pipe 6.1 and finally flows into the drainage bag 2 to be temporarily stored, as shown in fig. 1 and 2, one end of the connecting pipe 7 is inserted into the liquid inlet at the upper end of the anti-reverse pipe 6.1, the other end of the connecting pipe 7 is inserted into the connector 8, the upper end of the liquid inlet pipe 3 is inserted into the liquid outlet of the anti-reverse pipe 6.1, and all the connecting positions are in sealing fit;
as shown in fig. 2, a trough body 6.4 which is in up-down sliding fit with the anti-reversion tube 6.1 and has a downward notch is arranged in the anti-reversion tube 6.1, the trough body 6.4 can move up and down under the action of water flow, urine entering from a liquid inlet of the anti-reversion tube 6.1 pushes the trough body 6.4 to slide downwards, and urine entering from a liquid outlet of the anti-reversion tube 6.1 pushes the trough body 6.4 to slide upwards;
the bottom of the tank body 6.4 is provided with a plurality of water outlet holes 6.6 which are vertically communicated, an annular water blocking sheet 6.2 used for sealing the water outlet holes 6.6 is arranged below the tank body 6.4, a fixed block 6.3 is fixed at the inner bottom of the tank body 6.4, the inner ring of the annular water blocking sheet 6.2 is fixed with the side wall of the fixed block 6.3, when urine enters from the liquid inlet of the anti-backflow pipe 6.1, the tank body 6.4 is pushed to slide downwards and flow into the water outlet holes 6.6, and as the annular water blocking sheet 6.2 is only fixed with the fixed block 6.3, the annular water blocking sheet 6.2 is downwards opened so that urine can smoothly flow into the liquid inlet pipe 3 and the drainage bag 2, and when the drainage bag 2 is extruded or the whole pipeline has a phenomenon, the urine can flow into the anti-backflow pipe 6.1 upwards, the inner top of the anti-backflow pipe 6.1 is pushed to seal the water outlet holes 6.4, and the urine can not be sealed at the two ends of the water outlet holes 6.6.6 by the effect of the water outlet holes 6.6, and the urine can not be sealed at the two ends of the water outlet holes 6.6 can be sealed by the water outlet holes; as shown in fig. 2, the water outlet holes 6.6 are all positioned right above the annular water blocking sheets 6.2, the outer diameter of the groove body 6.4 is equal to the inner diameter of the anti-reverse pipe 6.1, and the outer diameter of the annular water blocking sheets 6.2 is the same as the inner diameter of the groove body 6.4; in practical application, the annular water blocking sheet 6.2 can be in any shape such as copper coin shape, the inner side wall of the annular water blocking sheet is fixed with the fixed block 6.3 in a sealing way, and the water outlet 6.6 can be completely sealed.
In the use of the embodiment, particularly in urology department, in order to avoid urinary tract infection caused by the backward flow of urine, the connector 8 is connected and communicated with the catheter remained in the patient body, then the drainage bag 2 is hung at the bedside through the hanging rope 5, so that the urine can flow into the anti-reverse pipe 6.1, the urine can push the groove body 6.4 to move downwards, the edge of the annular water blocking sheet 6.2 is opened downwards to open the water outlet hole 6.6, the urine can smoothly flow into the drainage bag 2, and after a certain amount of urine is collected, the drainage valve 1 is opened to drain the urine in the drainage bag 2; when the drainage bag 2 is extruded or the whole pipeline has the air leakage phenomenon, urine can reversely flow into the anti-reverse pipe 6.1 and push the groove body 6.4 to slide upwards so that the inner top of the anti-reverse pipe 6.1 seals the upper end of the water outlet 6.6, meanwhile, the annular water blocking sheet 6.2 can be subjected to upward force so as to be attached to the groove bottom of the groove body 6.4, further, the lower end of the water outlet 6.6 is sealed, and the upper end and the lower end of the water outlet 6.6 are sealed, so that the urine cannot flow back to the urethra to cause infection, and at the moment, the urine cannot flow back to the urethra even if the drainage bag 2 is inverted.
Example 2
The technology is further described in this embodiment, the suspension assembly includes two connectors 4 and a hanging rope 5, the connectors 4 are respectively fixed at the left top and the right top of the drainage bag 2, two ends of the hanging rope 5 are respectively fixed on different connectors 4, as shown in fig. 1, the drainage bag 2 is conveniently hung at a bedside or the like by respectively fixing or tying two ends of the hanging rope 5 on the connectors 4, so that the drainage bag 2 can be in a vertical state at any time, and backflow is avoided; the connecting buckle 4 is shown in fig. 1, and is made integrally with the drainage bag 2.
In practical application, as the sealing layer is usually a circle of edge of the drainage bag 2, two connecting holes can be formed in the sealing layer at the top of the drainage bag 2, the sealing effect of the drainage bag 2 is not affected by the connecting holes, and two ends of the hanging rope 5 are fixed on different connecting holes.
Example 3
This embodiment will be further explained the technique, annular structure's recess has been seted up at the interior top of anti-reverse pipe 6.1, and the recess internal fixation has sealing washer 6.5, and apopore 6.6 all is located sealing washer 6.5 under, as shown in fig. 2, can be at the urine backward flow through the interior top installation sealing washer 6.5 at anti-reverse pipe 6.1, when anti-reverse pipe 6.1's interior top seals apopore 6.6, further increases its sealed effect.
Example 4
This embodiment will be further explained the technique, the preceding lateral wall of drainage bag 2 is provided with the scale mark that is used for showing the interior liquid volume of drainage bag 2, as shown in fig. 1, is convenient for know patient's urination volume through the scale mark, and the while is also convenient for remind patient and medical personnel in time to discharge the interior urine of drainage bag 2, avoids excessively causing to flow backward.
Example 5
The embodiment further illustrates the technology, the liquid discharge valve 1 is a cross liquid discharge valve, the cross liquid discharge valve is simple to operate and not easy to block, and medical staff can urinate by one hand, so that the operation is more convenient.
Example 6
This embodiment will be described further the technique, connector 8 is the pagoda form, and as shown in fig. 1, the connector 8 of pagoda form can enough make this device be applicable to more types of catheter, also can make the catheter inseparabler with the connection of connector 8, and sealed effect is better.
Claims (6)
1. The utility model provides an prevent drainage bag against current, includes drainage bag (2), its characterized in that: the utility model discloses a fixed plate, including fixed plate, connecting pipe (7) are connected in the upper end intercommunication of drainage bag (2), the lower extreme intercommunication of drainage bag (2) has fluid-discharge tube (9), install fluid-discharge valve (1) on fluid-discharge tube (9), the top of drainage bag (2) is fixed with and is used for hanging drainage bag (2) at the suspension assembly of bedside, the top of drainage bag (2) is provided with anti-contrary subassembly (6), anti-contrary subassembly (6) are including anti-contrary pipe (6.1), the inlet intercommunication of anti-contrary pipe (6.1) has connecting pipe (7), the movable end intercommunication of connecting pipe (7) has connector (8), the drain of anti-contrary pipe (6.1) is connected with fluid-inlet tube (3), be provided with in anti-contrary pipe (6.1) with it about sliding fit and notch down cell body (6.4), the bottom of cell body (6.4) is seted up a plurality of communicating apopore (6.6 from top to bottom, the below of cell body (6.4) is provided with annular piece (6.6.6) that are used for sealing off the apopore (6.6), the fixed plate is fixed plate (3.3.3) lateral wall of inner circle piece.
2. The anti-reflux drainage bag of claim 1, wherein: the hanging assembly comprises two connecting buckles (4) and two hanging ropes (5), wherein the two connecting buckles (4) are respectively fixed at the left top and the right top of the drainage bag (2), and two ends of each hanging rope (5) are respectively fixed on different connecting buckles (4).
3. The anti-reflux drainage bag of claim 2, wherein: the inner top of the anti-reverse pipe (6.1) is provided with a groove with an annular structure, a sealing ring (6.5) is fixed in the groove, and the water outlet holes (6.6) are all positioned under the sealing ring (6.5).
4. The anti-reflux drainage bag of claim 1, wherein: the front side wall of the drainage bag (2) is provided with scale marks for displaying the liquid amount in the drainage bag (2).
5. The anti-reflux drainage bag of claim 1, wherein: the liquid discharge valve (1) is a cross liquid discharge valve.
6. The anti-reflux drainage bag of claim 1, wherein: the connector (8) is in a pagoda shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222901096.1U CN219001373U (en) | 2022-11-01 | 2022-11-01 | Anti-backflow drainage bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222901096.1U CN219001373U (en) | 2022-11-01 | 2022-11-01 | Anti-backflow drainage bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219001373U true CN219001373U (en) | 2023-05-12 |
Family
ID=86233702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222901096.1U Active CN219001373U (en) | 2022-11-01 | 2022-11-01 | Anti-backflow drainage bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219001373U (en) |
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2022
- 2022-11-01 CN CN202222901096.1U patent/CN219001373U/en active Active
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