CN213407194U - Gastrointestinal negative pressure aspirator - Google Patents
Gastrointestinal negative pressure aspirator Download PDFInfo
- Publication number
- CN213407194U CN213407194U CN202021770265.7U CN202021770265U CN213407194U CN 213407194 U CN213407194 U CN 213407194U CN 202021770265 U CN202021770265 U CN 202021770265U CN 213407194 U CN213407194 U CN 213407194U
- Authority
- CN
- China
- Prior art keywords
- negative pressure
- filter element
- gastrointestinal
- aspirator
- pressure cavity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model belongs to the technical field of the negative pressure drainage, a intestines and stomach negative pressure aspirator is disclosed, including the negative pressure cavity, the negative pressure cavity is connected respectively and is equipped with negative pressure straw and negative pressure generating element, is equipped with the filter core in the negative pressure cavity, and the exit end of negative pressure straw is located the filter core, and the inlet end of negative pressure generating element is located outside the filter core, and negative pressure cavity bottom is equipped with the blowoff valve. In the gastrointestinal negative pressure aspirator provided by the utility model, the negative pressure generating unit is opened to draw out the gas in the filter element, and the gas is discharged after being filtered by the filter element to eliminate peculiar smell; the accumulated liquid is sucked into the filter element of the negative pressure cavity from the negative pressure suction pipe and falls into the bottom of the negative pressure cavity, and after the suction is finished, the accumulated liquid can be discharged and processed by independently opening the drain valve.
Description
Technical Field
The utility model belongs to the technical field of the negative pressure drainage, concretely relates to intestines and stomach negative pressure aspirator.
Background
The medical negative pressure suction apparatus is one kind of medical equipment and is used mainly in matching with medical equipment and medical central suction system to suck phlegm, blood, pus and other secretion. The negative pressure suction apparatus in the prior art generally sucks out the secretion through negative pressure, the secretion sucked out by the negative pressure is often accompanied with unpleasant smell, and the currently commonly used negative pressure suction apparatus does not separately treat the smell, so that the experience is not good when the negative pressure suction apparatus is used.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least. Therefore, the utility model aims to provide a gastrointestinal negative pressure aspirator.
The utility model discloses the technical scheme who adopts does:
a gastrointestinal negative pressure aspirator comprises a negative pressure cavity, wherein the negative pressure cavity is respectively connected with a negative pressure suction pipe and a negative pressure generating unit, a filter element is arranged in the negative pressure cavity, the outlet end of the negative pressure suction pipe is positioned in the filter element, the air inlet end of the negative pressure generating unit is positioned outside the filter element, and a drain valve is arranged at the bottom of the negative pressure cavity.
Preferably, the negative pressure generating unit comprises an exhaust pipe, and an electromagnetic valve and an air pump which are sequentially arranged on the exhaust pipe along the flowing direction of the air flow.
Preferably, the exhaust pipe is provided with an exhaust port, and the exhaust port is provided with a one-way valve.
Preferably, the filter element is cylindrical, the upper end of the filter element is sealed, the lower end of the filter element is opened, the lower end opening of the filter element is only communicated with the drain valve, and the air inlet end of the exhaust pipe is located between the outer wall of the filter element and the inner wall of the negative pressure cavity.
Preferably, an anti-backflow valve is arranged in the negative pressure suction pipe.
Preferably, a specimen collecting port is arranged on the negative pressure straw.
The utility model has the advantages that:
in the gastrointestinal negative pressure aspirator provided by the utility model, the negative pressure generating unit is opened to draw out the gas in the filter element, and the gas is discharged after being filtered by the filter element to eliminate peculiar smell; the accumulated liquid is sucked into the filter element of the negative pressure cavity from the negative pressure suction pipe and falls into the bottom of the negative pressure cavity, and after the suction is finished, the accumulated liquid can be discharged and processed by independently opening the drain valve.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of the gastrointestinal negative pressure aspirator of the utility model.
In the figure: 1-negative pressure cavity; 2-negative pressure suction pipe; 3-a filter element; 4-a blowdown valve; 5-an exhaust pipe; 6-an air pump; 7-anti-backflow valve.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, or the position or the positional relationship which is conventionally understood by those skilled in the art, and is only for the convenience of describing the present invention and simplifying the description, but it is not to indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. For those skilled in the art, the specific meaning of the above terms in the present invention and the attached drawings in the embodiments can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the gastrointestinal negative pressure aspirator of this embodiment includes negative pressure cavity 1, negative pressure suction pipe 2 and negative pressure generating unit, and negative pressure cavity 1 links to each other with negative pressure suction pipe 2 and negative pressure generating unit respectively, thereby negative pressure suction pipe 2 is used for connecting the stomach tube and attracts the hydrops, and negative pressure generating unit is used for producing the negative pressure, provides the power that negative pressure suction pipe 2 attracts the hydrops.
A filter element 3 is arranged in the negative pressure cavity 1, the outlet end of the negative pressure suction pipe 2 is positioned in the filter element 3, the air inlet end of the negative pressure generating unit is positioned outside the filter element 3, and a blow-down valve 4 is arranged at the bottom of the negative pressure cavity 1. When the gastrointestinal negative pressure aspirator is used, the negative pressure generating unit is opened to take out the gas in the filter element 3, the gas is discharged after the peculiar smell is eliminated through the filtration of the filter element 3, the accumulated liquid is sucked from the negative pressure suction pipe 2 to enter the filter element 3 of the negative pressure cavity 1 and fall into the bottom of the negative pressure cavity 1, and after the suction is finished, the blowoff valve 4 is opened alone to discharge the accumulated liquid.
An anti-backflow valve 7 is arranged in the negative pressure suction pipe 2, and the anti-backflow valve 7 is used for preventing accumulated liquid from flowing backwards in drainage in the prior art. Be equipped with sample collection mouth on the negative pressure straw 2, sample collection mouth also is prior art, for example sets up the block on sample collection pipe one section sample collection pipe that extends on negative pressure straw 2, when needs sample, takes off the block and can follow sample collection pipe sample.
The negative pressure generating unit comprises an exhaust pipe 5, an electromagnetic valve and an air pump 6, wherein the electromagnetic valve and the air pump 6 are sequentially arranged on the exhaust pipe 5 along the airflow flowing direction. The electromagnetic valve is linked with the air pump 6, when the air pump 6 is opened, the electromagnetic valve is opened, so that the exhaust pipe 5 forms a passage, and when the air pump 6 is closed, the electromagnetic valve is closed, and the exhaust pipe 5 forms an open circuit. Such setting makes stomach intestine negative pressure aspirator have two kinds of mode, can clip negative pressure straw 2 with the clip earlier in the mode one, makes negative pressure straw 2 seal, then opens aspiration pump 6 and solenoid valve, and under the suction effect of aspiration pump 6, negative pressure cavity 1 forms the negative pressure, closes aspiration pump 6 and solenoid valve, takes off the clip after connecting negative pressure straw 2 with the stomach tube, can carry out the drainage. In the second mode, the negative pressure suction pipe 2 can be directly connected with the gastric tube, then the air suction pump 6 and the electromagnetic valve are opened, drainage is carried out in real time, and the air suction pump 6 and the electromagnetic valve are closed after drainage is finished.
The exhaust pipe 5 is provided with an exhaust port, the exhaust port is provided with a one-way valve, the one-way valve only allows the exhaust port to exhaust gas, and gas can not enter from the one-way valve and flow into the negative pressure cavity 1 along the exhaust pipe 5, so that the negative pressure cavity 1 is prevented from being polluted.
In this embodiment, the filter element 3 is a cylinder with an upper end closed and a lower end opened, the lower end opening of the filter element 3 is only communicated with the blowoff valve 4, and the air inlet end of the exhaust pipe 5 is located between the outer wall of the filter element 3 and the inner wall of the negative pressure cavity 1.
The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.
Claims (6)
1. A gastrointestinal negative pressure aspirator is characterized in that: the filter element type negative pressure filter comprises a negative pressure cavity (1), wherein a negative pressure suction pipe (2) and a negative pressure generating unit are respectively connected with the negative pressure cavity (1), a filter element (3) is arranged in the negative pressure cavity (1), the outlet end of the negative pressure suction pipe (2) is positioned in the filter element (3), the air inlet end of the negative pressure generating unit is positioned outside the filter element (3), and a blow-off valve (4) is arranged at the bottom of the negative pressure cavity (1).
2. The gastrointestinal negative pressure aspirator of claim 1, wherein: the negative pressure generating unit comprises an exhaust pipe (5), and an electromagnetic valve and an air pump (6) which are sequentially arranged on the exhaust pipe (5) along the flowing direction of the air flow.
3. The gastrointestinal negative pressure aspirator of claim 2, wherein: an exhaust port is arranged on the exhaust pipe (5), and a check valve is arranged at the exhaust port.
4. The gastrointestinal negative pressure aspirator of claim 2, wherein: the filter element (3) is in a cylindrical shape with the upper end closed and the lower end opened, the lower end opening of the filter element (3) is only communicated with the blowoff valve (4), and the air inlet end of the exhaust pipe (5) is positioned between the outer wall of the filter element (3) and the inner wall of the negative pressure cavity (1).
5. The gastrointestinal negative pressure aspirator of claim 1, wherein: an anti-backflow valve (7) is arranged in the negative pressure suction pipe (2).
6. The gastrointestinal negative pressure aspirator according to claim 1 or 5, wherein: and a specimen collecting port is arranged on the negative pressure suction pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021770265.7U CN213407194U (en) | 2020-08-21 | 2020-08-21 | Gastrointestinal negative pressure aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021770265.7U CN213407194U (en) | 2020-08-21 | 2020-08-21 | Gastrointestinal negative pressure aspirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213407194U true CN213407194U (en) | 2021-06-11 |
Family
ID=76257840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021770265.7U Active CN213407194U (en) | 2020-08-21 | 2020-08-21 | Gastrointestinal negative pressure aspirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213407194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115154880A (en) * | 2022-06-24 | 2022-10-11 | 济南国科医工科技发展有限公司 | Negative pressure structure of liquid return-free water needle |
-
2020
- 2020-08-21 CN CN202021770265.7U patent/CN213407194U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115154880A (en) * | 2022-06-24 | 2022-10-11 | 济南国科医工科技发展有限公司 | Negative pressure structure of liquid return-free water needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP2014519930A5 (en) | ||
| CN213407194U (en) | Gastrointestinal negative pressure aspirator | |
| CN2834581Y (en) | Medicinal liquid filter | |
| CN208974749U (en) | A kind of Respiratory Medicine sputum aspirator | |
| CN200973852Y (en) | Device for cleaning human body duct | |
| CN207493293U (en) | A kind of liquids recovery and transfer device | |
| CN204428459U (en) | The anti-blocking anti-error suction Y type enteral nutrition tube for transfusion of a kind of negative pressure | |
| CN205460055U (en) | Detect with quick collection device of abdominal cavity liquid | |
| CN209645524U (en) | A kind of gastrointestinal surgery gastrointestinal decompression | |
| CN212900361U (en) | Back-cleaning air valve | |
| CN209437826U (en) | A kind of adjustable preceding air treatment system device of vaporizer | |
| CN207212758U (en) | Fan assembly and stool and urine cleaning device for stool and urine cleaning device | |
| CN209204222U (en) | A kind of pleural cavity closed drainage device of real-time detection waste liquid flow | |
| CN208405411U (en) | Chemotherapy patients' vomitus collecting cart | |
| CN208838683U (en) | A kind of hals,Nasen und Ohrenheilkunde multifunctional ceiling sputum device | |
| CN212756656U (en) | Stifled drainage device is prevented to thoracic surgery | |
| CN218608572U (en) | Continuous negative pressure multistage filtering device | |
| CN215194705U (en) | Improved water collecting cup of breathing machine | |
| CN208448304U (en) | A kind of self-bleeding electronics remote sensing type radiography pump | |
| CN216570978U (en) | Closed digestive juice back-conveying device | |
| CN215082997U (en) | Sputum suction tube capable of quantifying sputum | |
| CN2399082Y (en) | Sucking automatic cleaning filter | |
| CN209916835U (en) | Disposable measurement stomach intestine pressure reducing device | |
| CN220385560U (en) | Dropping funnel device with automatic exhaust function | |
| CN114082117B (en) | Three-way pipeline type respirator and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |