CN209092323U - A kind of pleural cavity closed drainage device preventing gas backflow - Google Patents
A kind of pleural cavity closed drainage device preventing gas backflow Download PDFInfo
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- CN209092323U CN209092323U CN201821654639.1U CN201821654639U CN209092323U CN 209092323 U CN209092323 U CN 209092323U CN 201821654639 U CN201821654639 U CN 201821654639U CN 209092323 U CN209092323 U CN 209092323U
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- Prior art keywords
- drainage
- gas backflow
- pleural cavity
- liquid storage
- cavity closed
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- 210000003281 pleural cavity Anatomy 0.000 title claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 109
- 229920003023 plastic Polymers 0.000 claims description 14
- 239000004033 plastic Substances 0.000 claims description 14
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 33
- 230000000694 effects Effects 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 210000000115 thoracic cavity Anatomy 0.000 description 7
- 210000000038 chest Anatomy 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 201000003144 pneumothorax Diseases 0.000 description 2
- 206010019027 Haemothorax Diseases 0.000 description 1
- 206010048725 Hydropneumothorax Diseases 0.000 description 1
- 206010071699 Infectious pleural effusion Diseases 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Abstract
The utility model discloses a kind of pleural cavity closed drainage devices for preventing gas backflow, including drainage tube, drainage bottle；Wherein, the drainage tube includes the liquid storage lumen for draining tube body, being arranged on the medium position of drainage tube body；The end of the drainage tube body is for extending into the drainage bottle under liquid level；The liquid storage lumen is deformable structure, and the liquid storage lumen is used to realize compressive deformation before the extraction of the liquid level of drainage bottle in drainage tube, and intracavitary to liquid storage pipe by liquid under suction function absorption liquid level when restoring deformation.The pleural cavity closed drainage device provided by the utility model for preventing gas backflow, structure is simple, can prevent all various technical advantages such as gas backflow.
Description
Technical field
The utility model relates to medical auxiliary equipment technical field more particularly to a kind of closed thoracics for preventing gas backflow
Drainage device.
Background technique
It is well known that it is usual often to be carried out various drainage treatment people after pneumothorax, liquid chest and hydropneumothorax operation or operation
The drainage device of use is usually to be made of drainage tube and water-sealed drainage bottle, realizes envelope bottle closed drainage.
Closed drainage of pleural cavity is drainage tube one end to be put into thoracic cavity, and the other end accesses water-sealed drainage bottle more lower than its position
(i.e. drainage bottle), so that gas is discharged or collects intrathoracic liquid, so that lung tissue opens again and restores function.As one
Kind treatment means are widely used in hemothorax, pneumothorax, the drainage of pyothorax and Thorax operration, the treatment of disease are played very heavy
The effect wanted.
Specifically, in actual use, drainage device, which needs to operate, replaces drainage bottle, but one is found in replacement process
A little there are technological deficiencies: for example, by drainage tube after the extraction of the liquid level of drainage bottle, it will make the ends exposed of drainage tube in air
In, and it is absorbed into air, it will cause air blow back (lung) into thoracic cavity if serious, and then the body for influencing patient is strong
Health.
To sum up, how to overcome the above-mentioned technological deficiency of traditional pleural cavity closed drainage device is that those skilled in the art are badly in need of examining
The technical issues of worry.
Utility model content
The purpose of this utility model is to provide a kind of pleural cavity closed drainage devices for preventing gas backflow, on solving
State technical problem.
In order to achieve the above object, the technical solution of the utility model is achieved in that
The utility model additionally provides a kind of pleural cavity closed drainage device for preventing gas backflow, including drainage tube, drainage
Bottle；
Wherein, the drainage tube includes the liquid storage lumen for draining tube body, being arranged on the medium position of drainage tube body；
The end of the drainage tube body is for extending into the drainage bottle under liquid level；The liquid storage lumen is deformable structure, institute
It states liquid storage lumen and passes through negative pressure for realizing compressive deformation before drainage tube is extracted from the liquid level of drainage bottle, and when restoring deformation
It is intracavitary to liquid storage pipe that effect absorbs liquid under liquid level.
Preferably, as a kind of implementable solution；The pleural cavity closed drainage device for preventing gas backflow further includes out
Close device；The switching device is arranged on drainage tube body at the front position of liquid storage lumen.
Preferably, as a kind of implementable solution；The switching device is specially choked flow folder or valve, flow regulator
In any one.
Preferably, as a kind of implementable solution；The switching device at least two.
Preferably, as a kind of implementable solution；The choked flow folder is plastics choked flow folder or wooden choked flow folder.
Preferably, as a kind of implementable solution；The valve is Plastic valve.
Preferably, as a kind of implementable solution；The flow regulator is plastic part flow regulator.
Preferably, as a kind of implementable solution；The liquid storage lumen is cylindrical lumen or spherical lumen.
Preferably, as a kind of implementable solution；The drainage tube body and the liquid storage lumen be PE structural tube,
Any one in PP structural tube, TPE structural tube.
Preferably, as a kind of implementable solution；Anti-skid chequer is additionally provided on the surface of the liquid storage lumen.
Compared with prior art, it is the advantages of the utility model embodiment:
A kind of pleural cavity closed drainage device preventing gas backflow provided by the utility model, analysis is above-mentioned to prevent gas from falling
Known to the primary structure of the pleural cavity closed drainage device of stream: the above-mentioned pleural cavity closed drainage device for preventing gas backflow, including draw
Flow tube, drainage bottle；
Wherein, the drainage tube includes the liquid storage lumen for draining tube body, being arranged on the medium position of drainage tube body；
The end of the drainage tube body is for extending into the drainage bottle under liquid level；The liquid storage lumen is deformable structure, institute
It states liquid storage lumen and passes through negative pressure for realizing compressive deformation before drainage tube is extracted from the liquid level of drainage bottle, and when restoring deformation
It is intracavitary to liquid storage pipe that effect absorbs liquid under liquid level.
In the specific use process, since the structure that the drainage tube uses drainage tube ontology combination liquid storage pipe chamber designs,
The liquid storage lumen is deformable structure, so the liquid storage lumen may be implemented to be squeezed and deformed with hand, and can be extensive after loosing one's grip simultaneously
Complex deformation；Generally speaking, which, which belongs to, can operate the device with vacuum suction effect；
It is pulled out in drainage tube from the liquid level of drainage bottle for extending into drainage bottle under liquid level the end of drainage tube body
Liquid storage lumen is squeezed and deformed before out, and liquid storage lumen restores deformation and absorbs under liquid level liquid to liquid storage lumen after loosing one's grip
It is interior；Then the end of the tube body liquid level from drainage bottle will be drained again to extract, then due to liquid storage lumen stores liquid will
Drainage tube body front end is closed, in this way reinserts the end for draining tube body in the drainage bottle after replacement,
There will not be gas to flow backward in thoracic cavity from drainage tube body in the process；In specific structure, switching device has also been installed additional,
It can preferably realize the effect for preventing gas backflow.
To sum up, a kind of pleural cavity closed drainage device preventing gas backflow provided by the utility model, with structure letter
Single, replacement drainage bottle is convenient, and Functional Design is rationally and all various technical advantages such as prevent gas backflow.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of embodiment party of the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow
The schematic perspective view of formula；
Fig. 2 is that the another of the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow is implemented
The schematic perspective view of mode；
Fig. 3 is another embodiment party of the pleural cavity closed drainage device for preventing gas backflow provided by the embodiment of the utility model
The schematic perspective view of formula；
Fig. 4 is also a kind of embodiment party of the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow
The schematic perspective view of formula.
Label:
Drainage tube 1；Drain tube body 11；Liquid storage lumen 12；
Drainage bottle 2；
Switching device 3；
Liquid level A.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, only
It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixed
Connection, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly
It is connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model embodiment provides a kind of thoracic cavity for preventing gas backflow and closes
Formula drainage device, including drainage tube 1, drainage bottle 2；
Wherein, the drainage tube 1 includes drainage tube body 11, the liquid storage being arranged on the medium position of drainage tube body 11
Lumen 12；The end of the drainage tube body 11 is for extending into the drainage bottle 2 under liquid level A；The liquid storage lumen 12 is
Deformable structure, the liquid storage lumen 12 are used for the realization compressive deformation before drainage tube is extracted from the liquid level of drainage bottle, and extensive
It is absorbed under liquid level A in liquid to liquid storage lumen 12 when deforming again by suction function.
Known to the primary structure for analyzing the above-mentioned pleural cavity closed drainage device for preventing gas backflow: above-mentioned to prevent gas backflow
Pleural cavity closed drainage device, including drainage tube, drainage bottle；
Wherein, the drainage tube includes the liquid storage lumen for draining tube body, being arranged on the medium position of drainage tube body；
The end of the drainage tube body is for extending into the drainage bottle under liquid level；The liquid storage lumen is deformable structure, institute
It states liquid storage lumen and passes through negative pressure for realizing compressive deformation before drainage tube is extracted from the liquid level of drainage bottle, and when restoring deformation
It is intracavitary to liquid storage pipe that effect absorbs liquid under liquid level.
In the specific use process, since the structure that the drainage tube uses drainage tube ontology combination liquid storage pipe chamber designs,
The liquid storage lumen is deformable structure, so the liquid storage lumen may be implemented to be squeezed and deformed with hand, and can be extensive after loosing one's grip simultaneously
Complex deformation；Generally speaking, which, which belongs to, can operate the device with vacuum suction effect；
It is pulled out in drainage tube from the liquid level of drainage bottle for extending into drainage bottle under liquid level the end of drainage tube body
Liquid storage lumen is squeezed and deformed before out, and liquid storage lumen restores deformation and absorbs under liquid level liquid to liquid storage lumen after loosing one's grip
It is interior；Then the end of the tube body liquid level from drainage bottle will be drained again to extract, then due to liquid storage lumen stores liquid will
Drainage tube body front end is closed, in this way reinserts the end for draining tube body in the drainage bottle after replacement,
There will not be gas to flow backward in thoracic cavity from drainage tube body in the process；
Below to the specific structure of the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow
And particular technique effect is done and is described in detail:
Preferably, as a kind of implementable solution；The pleural cavity closed drainage device for preventing gas backflow further includes out
Close device 3；The switching device 3 is arranged on drainage tube body 11 at the front position of liquid storage lumen 12.
It should be noted that this prevents the closed drainage of pleural cavity of gas backflow in the specific technical solution of the present embodiment
Device has also installed switching device additional, which is arranged on drainage tube body at the front position of liquid storage lumen, Ke Yitong
It crosses switching device and the liquid effect of shutting off is carried out to drainage tube body.
Above-mentioned switching device can rise in the specific operation process of the above-mentioned pleural cavity closed drainage device for preventing gas backflow
To positive effect: when starting operation, the end of the drainage tube body is being drawn for extending into drainage bottle under liquid level
Flow tube is squeezed and deformed (switching device is in the open state at this time) liquid storage lumen before extracting from the liquid level of drainage bottle, and
It is intracavitary to liquid storage pipe to restore liquid under deformation absorption liquid level for liquid storage lumen after loosing one's grip；Switching device is closed at this time, realizes and cuts
Stream.Then by the end for draining tube body, liquid level is extracted from drainage bottle again, and new drainage bottle is wanted in preparation, will drain tube body
(switching device is reopened again at this time) in the drainage bottle that end reinserts after replacement, there will not be gas in the process
It is flowed backward in thoracic cavity from drainage tube body；
Preferably, as a kind of implementable solution；The switching device 3 be specially choked flow folder (reference can be made to Fig. 1 and Fig. 3) or
It is valve, any one in flow regulator (reference can be made to Fig. 2 or Fig. 4).The switching device at least two.
It should be noted that above-mentioned switching device can choose diversified forms in the specific technical solution of the present embodiment
Cut-off equipment, such as: can choose using any one in choked flow folder or valve, flow regulator；At the same time, should
Switching device at least two, such as can choose is two, when selection is using two switching devices, is preferably switched two
Device mutually closely install by sequence, and the effect of preferably shutting off may be implemented in this way.
Preferably, as a kind of implementable solution；As shown in Figure 1 and Figure 3, choked flow folder be plastics choked flow press from both sides or
Wooden choked flow folder.
It should be noted that above-mentioned switching device can it is preferable to use choked flows in the specific technical solution of the present embodiment
Folder, choked flow folder are plastics choked flow folder or wooden choked flow folder, and above-mentioned choked flow folder, which only needs to press from both sides, to be closed on drainage tube body, operation
It is more convenient, while above-mentioned plastics choked flow folder or wooden choked flow press from both sides that its cost is lower, and application is relatively broad.
Preferably, as a kind of implementable solution；The valve is Plastic valve.
It should be noted that in the specific technical solution of the present embodiment, above-mentioned switching device can it is preferable to use valve,
The valve is Plastic valve；The above-mentioned valve belongs to throttle valve, is by changing throttling section or chock length to control fluid
The valve of flow.Select above-mentioned Plastic valve preferably can form one with the drainage tube body of plastics matter.
Preferably, as a kind of implementable solution；As shown in Fig. 2 and Fig. 4, the flow regulator is plastic part flow
Adjuster.
It should be noted that flow regulator is widely used in infusion apparatus in the specific technical solution of the present embodiment
Upper use；Simultaneously the flow regulator can also using be mounted on drainage tube body it is enterprising and serve as switching device come use, should
Flow regulator shuts off significant effect, operates and is also more convenient.
Preferably, as a kind of implementable solution；The liquid storage lumen 12 is that (shape can be found in Fig. 1 to cylindrical lumen
And Fig. 2) or spherical lumen (shape can be found in Fig. 3 and Fig. 4).
It should be noted that above-mentioned liquid storage lumen can choose various structures in the specific technical solution of the present embodiment
Form, but in most preferred technical solution, the liquid storage lumen then can it is preferable to use the lumen of cylindrical or balls
The lumen of shape shape.Above-mentioned shape lumen is easy to process, and extrusion operation get up it is also more convenient.
Preferably, as a kind of implementable solution；The drainage tube body 11 and the liquid storage lumen 12 are PE knot
Structure pipe, PP structural tube, any one in TPE structural tube.
It should be noted that draining tube body and liquid storage lumen can select in the specific technical solution of the present embodiment
Select multiple structural forms, but in most preferred scheme, can choose using engineering plastic structure part (such as: PE structure
The structural strength of the engineering plastics materials and parts such as pipe, PP structural tube, TPE structural tube, above structure pipe is high, highly reliable and at low cost
It is honest and clean).In particular technique design, above-mentioned drainage tube body and liquid storage lumen can be with integrated injection moldings, while can also design
At independent structure, then by certain connection relationship, link into an integrated entity structure.
Preferably, as a kind of implementable solution；Anti-skid chequer is additionally provided with (in figure not on the surface of the liquid storage lumen 12
It shows).
It should be noted that being additionally provided on the surface of liquid storage lumen anti-skidding in the specific technical solution of the present embodiment
The non-skid property of liquid storage lumen can be enhanced in line in this way, and medical worker is facilitated to hold extrusion operation.
The pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow has the skill of following aspect
Art advantage:
One, the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow, structure design more
Rationally；Wherein, the above-mentioned pleural cavity closed drainage device for preventing gas backflow, mainly by drainage tube, (drainage tube includes drainage tube
Ontology, the liquid storage lumen being arranged on the medium position of drainage tube body), the structures such as drainage bottle constitute；It will be apparent that above-mentioned drainage
The connection relationship between specific structures and each structure such as tube body, liquid storage lumen, drainage bottle, location layout all have unique set
Meter.Therefore it says, the pleural cavity closed drainage device provided by the embodiment of the utility model for preventing gas backflow, is designed with structure
Rationally, perfect in shape and function, practical equal technical characterstics.
Two, the pleural cavity closed drainage device provided by the utility model for preventing gas backflow, replacement simple with structure
Drainage bottle is convenient, and Functional Design is rationally and all various technical advantages such as prevent gas backflow.
Based on above many significant technical advantages, the closed drainage of pleural cavity provided by the utility model for preventing gas backflow
Device will bring good market prospects and economic benefit.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of pleural cavity closed drainage device for preventing gas backflow, which is characterized in that including drainage tube, drainage bottle；
Wherein, the drainage tube includes the liquid storage lumen for draining tube body, being arranged on the medium position of drainage tube body；It is described
The end of drainage tube body is for extending into the drainage bottle under liquid level；The liquid storage lumen is deformable structure, the storage
Liquid pipe chamber is used to realize compressive deformation before drainage tube is extracted from the liquid level of drainage bottle, and passes through suction function when restoring deformation
It is intracavitary to liquid storage pipe to absorb liquid under liquid level.
2. preventing the pleural cavity closed drainage device of gas backflow as described in claim 1, which is characterized in that
The pleural cavity closed drainage device for preventing gas backflow further includes switching device；The switching device is arranged in drainage tube
On ontology at the front position of liquid storage lumen.
3. preventing the pleural cavity closed drainage device of gas backflow as claimed in claim 2, which is characterized in that
The switching device is specially any one in choked flow folder or valve, flow regulator.
4. preventing the pleural cavity closed drainage device of gas backflow as claimed in claim 2, which is characterized in that
The switching device at least two.
5. preventing the pleural cavity closed drainage device of gas backflow as claimed in claim 3, which is characterized in that
The choked flow folder is plastics choked flow folder or wooden choked flow folder.
6. preventing the pleural cavity closed drainage device of gas backflow as claimed in claim 3, which is characterized in that
The valve is Plastic valve.
7. preventing the pleural cavity closed drainage device of gas backflow as claimed in claim 3, which is characterized in that
The flow regulator is plastic part flow regulator.
8. preventing the pleural cavity closed drainage device of gas backflow as described in claim 1, which is characterized in that
The liquid storage lumen is cylindrical lumen or spherical lumen.
9. preventing the pleural cavity closed drainage device of gas backflow as described in claim 1, which is characterized in that
The drainage tube body and the liquid storage lumen be PE structural tube, PP structural tube, any one in TPE structural tube
Kind.
10. preventing the pleural cavity closed drainage device of gas backflow as described in claim 1, which is characterized in that
Anti-skid chequer is additionally provided on the surface of the liquid storage lumen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821654639.1U CN209092323U (en) | 2018-10-11 | 2018-10-11 | A kind of pleural cavity closed drainage device preventing gas backflow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821654639.1U CN209092323U (en) | 2018-10-11 | 2018-10-11 | A kind of pleural cavity closed drainage device preventing gas backflow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209092323U true CN209092323U (en) | 2019-07-12 |
Family
ID=67155022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821654639.1U Active CN209092323U (en) | 2018-10-11 | 2018-10-11 | A kind of pleural cavity closed drainage device preventing gas backflow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209092323U (en) |
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2018
- 2018-10-11 CN CN201821654639.1U patent/CN209092323U/en active Active
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