CN216021336U - Negative pressure suction device for operating room - Google Patents
Negative pressure suction device for operating room Download PDFInfo
- Publication number
- CN216021336U CN216021336U CN202120687214.6U CN202120687214U CN216021336U CN 216021336 U CN216021336 U CN 216021336U CN 202120687214 U CN202120687214 U CN 202120687214U CN 216021336 U CN216021336 U CN 216021336U
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- Prior art keywords
- negative pressure
- suction
- pressure suction
- bottle
- last
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- Expired - Fee Related
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- 239000007788 liquid Substances 0.000 claims abstract description 33
- 238000000605 extraction Methods 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 230000000740 bleeding effect Effects 0.000 abstract description 3
- 208000032843 Hemorrhage Diseases 0.000 description 3
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000000416 exudates and transudate Anatomy 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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Abstract
The utility model discloses a negative pressure suction device for an operating room, which comprises three or more negative pressure suction bottles, wherein a sealing cover of each negative pressure suction bottle except the last negative pressure suction bottle is fixedly provided with two suction ports and a drawing port; the other negative pressure suction bottles except the last negative pressure suction bottle are fixedly connected and communicated through two suction pipes, each suction port is fixedly connected with an electromagnetic valve, and the inlet end of each suction pipe is connected with a suction pipe through a hose; the extraction port of the last negative pressure suction bottle is connected with a central negative pressure source through a pipeline; and a second liquid level sensor and a first liquid level sensor are respectively fixed at the low end and the high end of the inner wall of the last negative pressure suction bottle. The utility model greatly improves the suction volume in unit time and is very suitable for operations with large bleeding volume.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to a negative pressure suction device for an operating room.
Background
The medical aspirator is used for aspirating hemorrhage, exudates, pus, flushing fluid and the like in an operation visual field so as to enable the operation visual field to be clear and reduce the chance of pollution. The negative pressure drainage device in the prior art is mainly a disposable negative pressure suction bag or a negative pressure suction device (mainly comprising a negative pressure bottle, a suction bag, a negative pressure terminal and the like), and no matter which negative pressure suction device is used, only one suction port is arranged on a sealing cover of the negative pressure drainage device, the suction amount is relatively small, and if the negative pressure drainage device is used in operations with large bleeding amount, such as brain surgery, obstetrics and gynecology, the suction bag can not meet the requirements. In addition, the existing suction device is easy to cause the backflow phenomenon and pollution.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a negative pressure suction device for an operating room, which has a reasonable structural design.
In order to achieve the purpose, the utility model adopts the technical scheme that: a negative pressure suction device for an operating room comprises negative pressure suction bottles, and is characterized in that the number of the negative pressure suction bottles is three or more, the negative pressure suction bottles are sequentially arranged from a liquid inlet end to a liquid outlet end, the sealing cover of each negative pressure suction bottle except the last negative pressure suction bottle is fixedly provided with two suction ports and a drawing port, and the sealing cover of the last negative pressure suction bottle is fixedly provided with one suction port and one drawing port; the other negative pressure suction bottles except the last negative pressure suction bottle are fixedly connected and communicated through two suction pipes, each suction pipe is connected with one of the suction ports of the corresponding negative pressure suction bottle, each suction port is fixedly connected with an electromagnetic valve, and the inlet end of each suction pipe is connected with a suction pipe through a hose; the extraction ports of the other negative pressure suction bottles except the last negative pressure suction bottle are fixedly connected and communicated with the same extraction pipe, the extraction pipe is fixedly connected and communicated with the suction port of the last negative pressure suction bottle, and the extraction port of the last negative pressure suction bottle is connected with a central negative pressure source through a pipeline; and a second liquid level sensor and a first liquid level sensor are respectively fixed at the low end and the high end of the inner wall of the last negative pressure suction bottle, and a vertical distance exists between the inner end of the extraction interface of the last negative pressure suction bottle and the first liquid level sensor.
Compared with the prior art, the utility model has the beneficial effects that:
by arranging three or more negative pressure suction bottles and communicating the suction ports of the other negative pressure suction bottles except the last negative pressure suction bottle by using two liquid suction pipes, two liquid inlet passages are formed, the suction volume in unit time is greatly improved, the device is very suitable for operations with large bleeding volume, and the suction port of the last negative pressure suction bottle is communicated with the suction port of the front negative pressure suction bottle, can realize the purpose that the last negative pressure suction bottle can be entered only when the previous negative pressure suction bottle is full, and two liquid level sensors are arranged in the last negative pressure suction bottle, the device can realize that when the first liquid level sensor detects a signal, the device indicates that the front negative pressure suction bottle is full, when the second liquid level sensor detects a signal, the negative pressure suction bottle needs to be replaced, and the backflow phenomenon is effectively avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the vacuum suction device comprises a vacuum suction bottle 1, a first vacuum suction bottle 2, a second vacuum suction bottle 3, a third vacuum suction bottle 4, a first suction interface 5, a second suction interface 6, a suction interface 7, a first suction pipe 8, a second suction pipe 9, an electromagnetic valve 10, a suction pipe 11, a central negative pressure source 12, a first liquid level sensor 13, a second liquid level sensor 14 and a one-way valve.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that, in the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Also, the following terms "fixed connection", "fixing", "connection", "setting" may be bolt fixed connection, screw connection, weld fixed connection, and the like in the conventional art. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
In addition, the details are not described below with reference to the prior art.
As shown in fig. 1, the vacuum aspiration device for operating rooms of the present invention comprises three vacuum aspiration bottles, which are arranged in sequence from a liquid inlet end to a liquid outlet end and are named as a first vacuum aspiration bottle 1, a second vacuum aspiration bottle 2, and a third vacuum aspiration bottle 3, wherein two aspiration ports (i.e., a first aspiration port 4, a second aspiration port 5), and a suction port 6 are fixedly connected to the sealing caps of the first vacuum aspiration bottle 1 and the second vacuum aspiration bottle 2 except for the last vacuum aspiration bottle (i.e., the third vacuum aspiration bottle 3) in a conventional manner, and a suction port 6 are fixedly connected to the sealing cap of the last vacuum aspiration bottle (i.e., the third vacuum aspiration bottle 3) in a conventional manner; the first suction port 4 of the first negative pressure suction bottle 1 is fixedly connected and communicated with the first suction port 4 of the second negative pressure suction bottle 2 through a first suction pipe 7, and the second suction port 5 of the first negative pressure suction bottle 1 is fixedly connected and communicated with the second suction port 5 of the second negative pressure suction bottle 2 through a second suction pipe 8; the two suction ports 4 and 5 of the first negative pressure suction bottle 1 and the two suction ports 4 and 5 of the second negative pressure suction bottle 2 are respectively fixed with an electromagnetic valve 9 and a one-way valve 14 in a conventional manner; the inlet end of each suction tube 7/8 is fixedly connected and communicated with a suction tube (a part directly used for sucking liquid such as blood in the prior art) through a hose in a conventional manner; the extraction ports 6 of the other negative pressure suction bottles (the first negative pressure suction bottle 1 and the second negative pressure suction bottle 2) except the last negative pressure suction bottle 3 are fixedly connected and communicated with the same extraction pipe 10, the extraction pipe 10 is fixedly connected and communicated with the suction port of the last negative pressure suction bottle (namely, the third negative pressure suction bottle 3) in a conventional manner, and the extraction port of the last negative pressure suction bottle 3 is connected with a central negative pressure source 11 through a pipeline in a conventional manner; a second liquid level sensor 13 and a first liquid level sensor 12 are respectively fixed at the low end and the high end of the inner wall of the last negative pressure suction bottle 3 through bolts, and a vertical distance exists between the inner end of the extraction port of the last negative pressure suction bottle 3 and the first liquid level sensor 12.
When the liquid suction device is used, a single suction mode or a double suction mode can be selected according to actual conditions, wherein the single suction mode refers to that one path of liquid inlet passage comprising one suction pipe 7/8 is communicated; the double suction mode is to connect two liquid inlet paths comprising two suction pipes 7 and 8 in parallel at the same time. Firstly, the air in all the negative pressure suction bottles 1, 2 and 3 is pumped out by a central negative pressure source 11 to generate negative pressure in the negative pressure suction bottles, then one or more electromagnetic valves are opened simultaneously, blood or other liquid generated in the operation is sucked into the first negative pressure suction bottle 1 and the second negative pressure suction bottle 2 by a pipette, after the first negative pressure suction bottle 1 and the second negative pressure suction bottle 2 are filled with the liquid, the liquid enters the third negative pressure suction bottle 3 under the negative pressure state, a second liquid level sensor 13 in the third negative pressure suction bottle 3 detects a signal to remind that the previous negative pressure suction bottle is full, and when the first liquid level sensor 12 also detects the signal, the third negative pressure suction bottle 3 is reminded to be full and needs to be replaced.
Claims (1)
1. A negative pressure suction device for an operating room comprises negative pressure suction bottles, and is characterized in that the number of the negative pressure suction bottles is three or more, the negative pressure suction bottles are sequentially arranged from a liquid inlet end to a liquid outlet end, the sealing cover of each negative pressure suction bottle except the last negative pressure suction bottle is fixedly provided with two suction ports and a drawing port, and the sealing cover of the last negative pressure suction bottle is fixedly provided with one suction port and one drawing port; the other negative pressure suction bottles except the last negative pressure suction bottle are fixedly connected and communicated through two suction pipes, each suction pipe is connected with one of the suction ports of the corresponding negative pressure suction bottle, each suction port is fixedly connected with an electromagnetic valve, and the inlet end of each suction pipe is connected with a suction pipe through a hose; the extraction ports of the other negative pressure suction bottles except the last negative pressure suction bottle are fixedly connected and communicated with the same extraction pipe, the extraction pipe is fixedly connected and communicated with the suction port of the last negative pressure suction bottle, and the extraction port of the last negative pressure suction bottle is connected with a central negative pressure source through a pipeline; and a second liquid level sensor and a first liquid level sensor are respectively fixed at the low end and the high end of the inner wall of the last negative pressure suction bottle, and a vertical distance exists between the inner end of the extraction interface of the last negative pressure suction bottle and the first liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120687214.6U CN216021336U (en) | 2021-04-06 | 2021-04-06 | Negative pressure suction device for operating room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120687214.6U CN216021336U (en) | 2021-04-06 | 2021-04-06 | Negative pressure suction device for operating room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216021336U true CN216021336U (en) | 2022-03-15 |
Family
ID=80596690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120687214.6U Expired - Fee Related CN216021336U (en) | 2021-04-06 | 2021-04-06 | Negative pressure suction device for operating room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216021336U (en) |
-
2021
- 2021-04-06 CN CN202120687214.6U patent/CN216021336U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220315 |