CN219921650U - Thoracic closed drainage bottle - Google Patents
Thoracic closed drainage bottle Download PDFInfo
- Publication number
- CN219921650U CN219921650U CN202320146519.5U CN202320146519U CN219921650U CN 219921650 U CN219921650 U CN 219921650U CN 202320146519 U CN202320146519 U CN 202320146519U CN 219921650 U CN219921650 U CN 219921650U
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- Prior art keywords
- cavity
- water seal
- inlet
- liquid collecting
- chamber
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- 210000000115 thoracic cavity Anatomy 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 137
- 239000007788 liquid Substances 0.000 claims abstract description 78
- 238000007789 sealing Methods 0.000 claims abstract description 21
- 238000005192 partition Methods 0.000 claims abstract description 9
- 210000000038 chest Anatomy 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 230000005484 gravity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010011224 Cough Diseases 0.000 description 1
- 206010014568 Empyema Diseases 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 201000003144 pneumothorax Diseases 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- External Artificial Organs (AREA)
Abstract
The utility model discloses a thoracic closed drainage bottle, which comprises a liquid collecting cavity and a water seal cavity, wherein the liquid collecting cavity is provided with a liquid collecting cavity inlet and a liquid collecting cavity outlet; a water seal partition board is vertically arranged in the water seal cavity, the water seal partition board divides the water seal cavity into a first water seal chamber and a second water seal chamber, and the bottom of the second water seal chamber is communicated with the first water seal chamber; the inlet of the water seal cavity is arranged at the top of the first water seal chamber, the outlet of the water seal cavity is arranged at the top of the second water seal chamber, and the outlet of the liquid collecting cavity is connected with the inlet of the water seal cavity through a U-shaped pipe; the inlet of the water seal cavity is also provided with a one-way valve communicated from the liquid collecting cavity to the water seal cavity; according to the utility model, the one-way valve communicated from the liquid collecting cavity to the water sealing cavity is arranged at the inlet of the water sealing cavity, so that liquid in the water sealing cavity can be prevented from flowing back into the liquid collecting cavity from the inlet of the water sealing cavity; the U-shaped pipe is communicated with the liquid collecting cavity outlet and the water sealing cavity inlet, and the top of the U-shaped pipe is higher than two ends of the U-shaped pipe, so that liquid backflow is further prevented.
Description
Technical Field
The utility model relates to the technical field of medical appliances, in particular to a thoracic closed drainage bottle.
Background
The closed thoracic drainage bottle is widely used for drainage of a blood chest, a pneumothorax and a empyema, when the closed thoracic drainage bottle is used, the front end of the drainage tube is placed into the thoracic cavity, and the tail end of the drainage tube is connected into the drainage bottle so as to introduce gas or liquid in the thoracic cavity into the drainage bottle. The thoracic cavity closed drainage bottle can be divided into a single-cavity structure, a double-cavity structure and a three-cavity structure according to the structure. The drainage bottle of the double-cavity structure comprises a liquid collecting cavity and a water seal cavity, the effusion in the chest cavity is introduced into the liquid collecting cavity through the drainage tube, the effusion is collected by the liquid collecting cavity, and the gas is continuously introduced into the water seal cavity. However, the existing drainage bottle generally has no anti-suck-back function, and when a patient suddenly coughs, the patient is easy to flow back due to suddenly generated negative pressure, so that certain harm is brought to the patient.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a closed thoracic drainage bottle capable of preventing suck-back.
The technical scheme adopted by the utility model is as follows:
the chest closed drainage bottle comprises a liquid collecting cavity and a water seal cavity, wherein the liquid collecting cavity is provided with a liquid collecting cavity inlet and a liquid collecting cavity outlet, and the water seal cavity is provided with a water seal cavity inlet and a water seal cavity outlet; the inlet of the liquid collecting cavity is connected with the drainage tube, the outlet of the water seal cavity is connected with the suction tube, and the outlet of the liquid collecting cavity is communicated with the inlet of the water seal cavity; a water seal partition plate is vertically arranged in the water seal cavity and divides the water seal cavity into a first water seal chamber and a second water seal chamber, and the bottom of the second water seal chamber is communicated with the first water seal chamber; the inlet of the water seal cavity is arranged at the top of the first water seal chamber, the outlet of the water seal cavity is arranged at the top of the second water seal chamber, and the outlet of the liquid collecting cavity is connected with the inlet of the water seal cavity through a U-shaped pipe; and a one-way valve communicated from the liquid collecting cavity to the water sealing cavity is further arranged at the inlet of the water sealing cavity.
Further, the one-way valve is a rubber diaphragm, one side of the rubber diaphragm is fixed at the top of the first water seal chamber and is positioned at one side of the water seal cavity inlet, and the other side of the rubber diaphragm can be used for plugging or opening the water seal cavity inlet under the action of pressure difference.
Further, the bottom of the second water seal chamber is higher than the bottom of the first water seal chamber.
Further, the bottom of the second water seal chamber is obliquely arranged towards the direction of the first water seal chamber.
Further, the upper end of the water seal partition plate is inclined towards the direction of the second water seal chamber, so that the volume of the lower end of the first water seal chamber is smaller than that of the upper end of the first water seal chamber.
Further, the liquid collecting cavity is vertically divided into a first cavity, a second cavity and a third cavity, the upper ends of the three cavities are mutually communicated, the liquid collecting cavity inlet is formed in the top of the first cavity, and the liquid collecting cavity outlet is formed in the top of the second cavity.
Further, the device also comprises a liquid outlet, wherein the liquid outlet is arranged at the bottom of the first chamber, and a plug is arranged on the liquid outlet.
Further, the drainage bottle further comprises hooks which are respectively arranged at two sides of the drainage bottle.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a closed thoracic drainage bottle according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a hook according to an embodiment of the present utility model.
The device comprises a first chamber 1, a second chamber 2, a third chamber 3, a drainage tube 4, a hook 5, a U-shaped tube 6, a suction tube 7, a rubber diaphragm 8, a water seal partition 9, a first water seal chamber 10, a second water seal chamber 11, a boss 12, a liquid outlet 13 and a plug 14.
Detailed Description
Here, it is to be noted that the functions, methods, and the like related to the present utility model are merely conventional adaptive applications of the prior art. The present utility model is therefore an improvement over the prior art in that the connection between hardware is essentially not a function, method itself, i.e. the present utility model, although it relates to a point of function, method, does not involve the improvement proposed for the function, method itself. The description of the function and the method of the utility model is for better explaining the utility model so as to better understand the utility model.
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
Referring to fig. 1-2, the thoracic closed drainage bottle comprises a liquid collecting cavity and a water seal cavity, wherein the liquid collecting cavity is provided with a liquid collecting cavity inlet and a liquid collecting cavity outlet, and the water seal cavity is provided with a water seal cavity inlet and a water seal cavity outlet; the inlet of the liquid collecting cavity is connected with the drainage tube 4, the outlet of the water sealing cavity is connected with the suction tube 7, and the outlet of the liquid collecting cavity is communicated with the inlet of the water sealing cavity; a water seal partition plate 9 is vertically arranged in the water seal cavity, the water seal partition plate 9 divides the water seal cavity into a first water seal chamber 10 and a second water seal chamber 11, and the bottom of the second water seal chamber 11 is communicated with the first water seal chamber 10; the inlet of the water seal cavity is arranged at the top of the first water seal chamber 10, the outlet of the water seal cavity is arranged at the top of the second water seal chamber 11, and the outlet of the liquid collecting cavity is connected with the inlet of the water seal cavity through the U-shaped pipe 6; the inlet of the water seal cavity is also provided with a one-way valve which is communicated from the liquid collecting cavity to the water seal cavity.
When the suction device is used, the inlet of the liquid collecting cavity is connected with the chest through the drainage tube 4, the outlet of the water sealing cavity is connected with the negative pressure suction device through the suction tube 7, accumulated liquid is led out to the liquid collecting cavity through the drainage tube 4 and collected by the liquid collecting cavity, and gas enters the water sealing cavity from the outlet of the liquid collecting cavity and is sucked out by the negative pressure suction device.
According to the utility model, the one-way valve communicated from the liquid collecting cavity to the water sealing cavity is arranged at the inlet of the water sealing cavity, so that liquid in the water sealing cavity can be prevented from flowing back into the liquid collecting cavity from the inlet of the water sealing cavity; the U-shaped pipe 6 is communicated with the liquid collecting cavity outlet and the water sealing cavity inlet, and the top of the U-shaped pipe is higher than two ends of the U-shaped pipe, so that liquid backflow is further prevented.
The check valve may be a conventional check valve. In this embodiment, the one-way valve is a rubber diaphragm 8, the rubber diaphragm 8 is made of medical rubber, one side of the rubber diaphragm 8 is fixed at the top of the first water seal chamber 10 and is located at one side of the water seal chamber inlet, and the other side of the rubber diaphragm 8 can seal or open the water seal chamber inlet under the action of pressure difference.
In general, the pressure in the liquid collecting cavity is larger than the pressure in the water sealing cavity, the rubber diaphragm 8 is in an open state, and gas can enter the water sealing cavity from the outlet of the liquid collecting cavity through the U-shaped pipe 6, the inlet of the water sealing cavity and the rubber diaphragm 8; if the liquid collecting cavity generates sudden negative pressure, the rubber diaphragm 8 covers the water seal cavity inlet under the action of pressure difference to block the water seal cavity inlet, so that liquid in the water seal cavity is prevented from flowing backwards.
The bottom of the second water seal chamber 11 is higher than the bottom of the first water seal chamber 10. The bottom of the second water seal chamber 11 is obliquely arranged towards the direction of the first water seal chamber 10, and water seal liquid can flow between the first water seal chamber 10 and the second water seal chamber 11.
In one embodiment, the bottom of the second water seal chamber 11 is provided with an upwardly protruding boss 12 such that the bottom of the second water seal chamber 11 is higher than the bottom of the first water seal chamber 10.
The upper end of the water-sealed partition plate 9 is inclined to the direction of the second water-sealed chamber 11 so that the volume of the lower end of the first water-sealed chamber 10 is smaller than that of the upper end thereof. The volume of the upper end of the first water seal chamber 10 is larger and larger, so that the liquid in the water seal chamber is further prevented from flowing backwards.
The liquid collecting cavity is vertically divided into a first cavity 1, a second cavity 2 and a third cavity 3, the upper ends of the three cavities are mutually communicated, the liquid collecting cavity inlet is formed in the top of the first cavity 1, and the liquid collecting cavity outlet is formed in the top of the second cavity 2. The volume of the second chamber 2 and the third chamber 3 is larger than the volume of the first chamber 1.
The effusion discharged from the chest cavity is introduced into the first chamber 1 of the liquid collecting cavity by the drainage tube 4, a large amount of effusion drops into the first chamber 1 under the action of gravity, gas is sequentially discharged into the water seal cavity from the liquid collecting cavity outlet after passing through the second chamber 2 and the third chamber 3, and in the process, a small amount of effusion wrapped in the gas drops into the second chamber 2 and the third chamber 3 under the action of gravity respectively.
In order to facilitate the drainage of the accumulated liquid in the liquid collecting cavity, the liquid collecting device further comprises a liquid outlet, the liquid outlet is arranged at the bottom of the first chamber 1, and a plug 14 is arranged on the liquid outlet. The plug 14 is threadably connected to the drain port, and in use, the plug 14 plugs onto the drain port. When liquid drainage is needed, the accumulated liquid in the first chamber 1 can be drained by opening the plug 14.
In order to be convenient for hang the drainage bottle, still include couple 5, this couple 5 sets up in the both sides of drainage bottle respectively. When in use, the drainage bottle can be hung at a height of 60cm below the chest through the hook 5.
In the present utility model, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; may be an electrical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present utility model, numerous specific details are set forth. However, it is understood that embodiments of the utility model may be practiced without these specific details. In some instances, well-known methods, systems, and techniques have not been shown in detail in order not to obscure an understanding of this description.
In the description of the present specification, a description of the terms "one embodiment," "some embodiments," "examples," "particular examples," or "some examples," etc., means that a particular feature, system, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, systems, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (8)
1. The chest closed drainage bottle comprises a liquid collecting cavity and a water seal cavity, wherein the liquid collecting cavity is provided with a liquid collecting cavity inlet and a liquid collecting cavity outlet, and the water seal cavity is provided with a water seal cavity inlet and a water seal cavity outlet; the inlet of the liquid collecting cavity is connected with the drainage tube, the outlet of the water seal cavity is connected with the suction tube, and the outlet of the liquid collecting cavity is communicated with the inlet of the water seal cavity; the device is characterized in that a water seal partition plate is vertically arranged in the water seal cavity and divides the water seal cavity into a first water seal chamber and a second water seal chamber, and the bottom of the second water seal chamber is communicated with the first water seal chamber; the inlet of the water seal cavity is arranged at the top of the first water seal chamber, the outlet of the water seal cavity is arranged at the top of the second water seal chamber, and the outlet of the liquid collecting cavity is connected with the inlet of the water seal cavity through a U-shaped pipe; and a one-way valve communicated from the liquid collecting cavity to the water sealing cavity is further arranged at the inlet of the water sealing cavity.
2. The chest closed drainage bottle of claim 1, wherein the one-way valve is a rubber diaphragm, one side of the rubber diaphragm is fixed at the top of the first water seal chamber and is positioned at one side of the water seal cavity inlet, and the other side of the rubber diaphragm can be used for blocking or opening the water seal cavity inlet under the action of pressure difference.
3. The chest closed drain bottle of claim 1, wherein the bottom of the second water seal chamber is higher than the bottom of the first water seal chamber.
4. The closed thoracic drainage bottle of claim 3 wherein the bottom of the second water seal chamber is inclined toward the first water seal chamber.
5. The closed thoracic drainage bottle of claim 1 wherein the upper end of the water seal barrier is inclined toward the second water seal chamber such that the volume of the lower end of the first water seal chamber is smaller than the volume of the upper end thereof.
6. The closed chest drainage bottle of claim 1, wherein the liquid collection cavity is divided into a first cavity, a second cavity and a third cavity vertically, the upper ends of the three cavities are communicated with each other, the liquid collection cavity inlet is formed in the top of the first cavity, and the liquid collection cavity outlet is formed in the top of the second cavity.
7. The closed chest drainage bottle of claim 6, further comprising a drain port provided in the bottom of the first chamber, the drain port having a stopper.
8. The chest closed drainage bottle of any one of claims 1 to 7, further comprising hooks disposed on either side of the drainage bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320146519.5U CN219921650U (en) | 2023-01-28 | 2023-01-28 | Thoracic closed drainage bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320146519.5U CN219921650U (en) | 2023-01-28 | 2023-01-28 | Thoracic closed drainage bottle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219921650U true CN219921650U (en) | 2023-10-31 |
Family
ID=88489865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320146519.5U Active CN219921650U (en) | 2023-01-28 | 2023-01-28 | Thoracic closed drainage bottle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219921650U (en) |
-
2023
- 2023-01-28 CN CN202320146519.5U patent/CN219921650U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |