CN215308857U - Novel negative pressure aspirator - Google Patents
Novel negative pressure aspirator Download PDFInfo
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- CN215308857U CN215308857U CN202121284876.5U CN202121284876U CN215308857U CN 215308857 U CN215308857 U CN 215308857U CN 202121284876 U CN202121284876 U CN 202121284876U CN 215308857 U CN215308857 U CN 215308857U
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Abstract
The utility model discloses a novel negative pressure aspirator, which comprises a drainage container and a drainage tube, wherein one end of the drainage container is connected with the drainage tube; the drainage container comprises a container body shell and a pressure adjusting piston rod, and the pressure adjusting piston rod is connected with the container body shell in a matching way; the drainage container is characterized in that scale marks are arranged on the outer side face of the drainage container, the pressure adjusting piston rod comprises a pressure adjusting rod and a piston head, the piston head is arranged in the container body shell and is in matched sealing connection with the container body shell, and one end of the pressure adjusting rod is movably connected with the piston head. The multifunctional nursing device is convenient to carry, accurate in counting, higher than an operation area and convenient to fix, and nurses do not need to frequently squeeze the drainage tube, so that the nursing pressure is reduced.
Description
Technical Field
The utility model belongs to the technical field of medical auxiliary equipment, and particularly relates to a novel negative pressure aspirator.
Background
In clinical practice, a negative pressure suction device is commonly used in and after a patient operation, and generally has the following functions: (1) the uterine curettage device is used for uterine curettage operation of obstetrics and gynecology department, and if uterine curettage operation is required after artificial abortion of obstetrics and gynecology department, a negative pressure aspirator is needed for uterine curettage; (2) in other operation processes, the negative pressure suction device can be used for sucking blood, effusion in the abdominal cavity and smoke generated by the electric knife in the operation, so that the operation field is clearer, and the infection probability is reduced; (3) for the aspiration of post-operative fluids, such as: in order to prevent the subcutaneous effusion from seeping out after the operation, a negative pressure aspirator can be placed for drainage.
The negative pressure aspirator for drainage in (3) above, which is still of the conventional type, has the following problems: when in use, the device needs to be placed at a position lower than the operation area, and once the device is higher than the operation area, the device can cause reverse flow to cause infection; the carrying and the fixation are inconvenient, and the effusion or the exudation amount of the blood cannot be accurately measured; a nurse is also required to frequently squeeze the drain tube to adjust the pressure during drainage. In view of the above, there is a need to develop a new vacuum suction device that can replace the existing vacuum suction device and solve the above problems.
Disclosure of Invention
Aiming at the problems, the utility model makes up the defects of the prior art and provides a novel negative pressure aspirator.
In order to achieve the purpose, the utility model adopts the following technical scheme.
The utility model relates to a novel negative pressure aspirator, which is characterized in that: comprises a drainage container and a drainage tube, wherein one end of the drainage container is connected with the drainage tube; the drainage container comprises a container body shell and a pressure adjusting piston rod, and the pressure adjusting piston rod is connected with the container body shell in a matching way; the outer side surface of the drainage container is provided with scale marks.
As a preferable scheme of the utility model, the pressure adjusting piston rod comprises a pressure adjusting rod and a piston head, the piston head is arranged in the container body shell and is in matched and sealed connection with the container body shell, and one end of the pressure adjusting rod is movably connected with the piston head.
In another preferred embodiment of the present invention, the other end of the pressure adjustment lever is located outside the container body casing and is provided with a handle.
As another preferred scheme of the utility model, one end of the container body shell is provided with a liquid inlet joint connected with the drainage tube, and the other end of the container body shell is provided with a container end plug; the pressure adjusting rod penetrates through the end part plug of the container and is in threaded connection with the end part plug of the container, an external thread is arranged on the pressure adjusting rod, and an internal thread is arranged on the end part plug of the container.
As another preferred scheme of the utility model, the piston head is provided with a bayonet groove, and the end part of the pressure adjusting rod is provided with a bayonet joint which is matched and movably connected with the bayonet groove.
The utility model has the beneficial effects.
Compared with the traditional negative pressure suction apparatus, the novel negative pressure suction apparatus provided by the utility model has the following advantages: convenient to carry, the record volume is accurate, can be higher than the art district, and it is fixed to be convenient for, and the nurse need not frequently extrude the drainage tube, alleviates nursing operating pressure.
Specifically, the scale marks are arranged on the outer side surface of the drainage container, so that the accurate counting can be realized, and the effusion or the blood seepage amount of a patient can be recorded more accurately; the drainage container is small and exquisite, is convenient to carry and easy to fix, and can be directly placed in a jacket pocket of a patient clothes; the drainage container formed by the matching of the pressure adjusting piston rod and the container body shell can be placed higher than an operation area, is not limited by the operation area in height, and reduces the risk of countercurrent infection.
Drawings
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.
Fig. 1 is one of the three-dimensional structures of the novel vacuum extractor of the present invention.
Fig. 2 is a schematic perspective view of a novel vacuum extractor of the present invention.
Fig. 3 is a front view structure schematic diagram of a novel negative pressure aspirator.
Fig. 4 is a sectional view a-a of fig. 3.
Fig. 5 is a side view of the vacuum extractor of the present invention.
Fig. 6 is a sectional view B-B of fig. 5.
The labels in the figure are: 1 is a drainage tube, 2 is scale marks, 3 is a container body shell, 4 is a pressure adjusting rod, 5 is a handle, 6 is a container end plug, 7 is a liquid inlet joint, 8 is a piston head, 9 is an external thread, 10 is an internal thread, 11 is a clamping joint, and 12 is a bayonet groove.
Detailed Description
The novel negative pressure aspirator comprises a drainage container and a drainage tube 1, wherein one end of the drainage container is connected with the drainage tube 1; the drainage container comprises a container body shell 3 and a pressure adjusting piston rod, the pressure adjusting piston rod is connected with the container body shell 3 in a matching way, the pressure adjusting piston rod consists of a pressure adjusting rod 4 and a piston head 8, one end of the container body shell 3 is provided with a liquid inlet joint 7 connected with the drainage tube 1, and the other end of the container body shell 3 is provided with a container end part plug 6; the pressure adjusting rod 4 penetrates through the container end part plug 6 and is in threaded connection with the container end part plug 6, the other end of the pressure adjusting rod 4 is located on the outer side of the container body shell 3 and is provided with a handle 5, and the handle 5 is convenient for hand screwing adjustment.
The piston head 8 is arranged in the container body shell 3 and is matched and hermetically connected with the container body shell 3, and one end of the pressure adjusting rod 4 is movably connected with the piston head 8; the piston head 8 is provided with a bayonet groove 12, and the end part of the pressure adjusting rod 4 is provided with a clamping joint 11 which is matched with the bayonet groove 12 and is movably connected.
Be provided with scale mark 2 on the 3 lateral surfaces of container body shell of drainage container, can realize that the count is accurate, record patient's that can be more accurate effusion or the exudation of blood volume.
The drainage container is similar to a syringe, the principle is similar to the syringe, but the drainage container is completely different from the syringe in structure; the patient clothes hanger is small in size, convenient to carry, easy to fix and capable of being directly placed in a pocket of patient clothes.
According to the patient's state of an illness, adjust the inside pressure of aspirator through pressure adjustment piston rod, rotate pressure adjustment pole 4 through holding handle 5, can make pressure adjustment pole 4 remove for container body shell 3, drive piston head 8 simultaneously and remove, realized the regulation to container body shell 3 internal pressure. When the drainage tube 1 is expanded, the negative pressure aspirator is proved to be air-leaking; a nurse does not need to frequently squeeze the drainage tube 1, and only needs to observe whether the drainage tube 1 is swollen or not, so that the nursing workload is reduced; the volume is small, and the patient can conveniently carry and fix the device. Because a certain pressure can be generated in the drainage container, the drainage container can be placed higher than the operation area, and the countercurrent infection is not caused. After the drainage pressure of a patient is evaluated, the pressure adjusting rod 4 is selected and adjusted, and the pressure in the container body shell 3 is controlled through the threaded matching of the pressure adjusting rod 4 and the container end plug 6.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the utility model.
Claims (5)
1. A novel negative pressure aspirator is characterized in that: comprises a drainage container and a drainage tube (1), wherein one end of the drainage container is connected with the drainage tube (1); the drainage container comprises a container body shell (3) and a pressure adjusting piston rod, and the pressure adjusting piston rod is connected with the container body shell (3) in a matched manner; the outer side surface of the drainage container is provided with scale marks (2).
2. The novel negative pressure aspirator of claim 1, wherein: the pressure adjusting piston rod comprises a pressure adjusting rod (4) and a piston head (8), the piston head (8) is arranged in the container body shell (3) and is in matched sealing connection with the container body shell (3), and one end of the pressure adjusting rod (4) is movably connected with the piston head (8).
3. The novel negative pressure aspirator of claim 2, wherein: the other end of the pressure adjusting rod (4) is positioned outside the container body shell (3) and is provided with a handle (5).
4. The novel negative pressure aspirator of claim 1, wherein: one end of the container body shell (3) is provided with a liquid inlet joint (7) connected with the drainage tube (1), and the other end of the container body shell (3) is provided with a container end part plug (6); the pressure adjusting rod (4) penetrates through the container end part sealing plug (6) and is in threaded connection with the container end part sealing plug (6), an external thread (9) is arranged on the pressure adjusting rod (4), and an internal thread (10) is arranged on the container end part sealing plug (6).
5. The novel negative pressure aspirator of claim 2, wherein: the piston head (8) is provided with a bayonet groove (12), and the end part of the pressure adjusting rod (4) is provided with a clamping joint (11) which is matched with the bayonet groove (12) and movably connected with the bayonet groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284876.5U CN215308857U (en) | 2021-06-09 | 2021-06-09 | Novel negative pressure aspirator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121284876.5U CN215308857U (en) | 2021-06-09 | 2021-06-09 | Novel negative pressure aspirator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215308857U true CN215308857U (en) | 2021-12-28 |
Family
ID=79556575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121284876.5U Active CN215308857U (en) | 2021-06-09 | 2021-06-09 | Novel negative pressure aspirator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215308857U (en) |
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2021
- 2021-06-09 CN CN202121284876.5U patent/CN215308857U/en active Active
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