CN208852085U - A kind of Medical negative pressure anti-gas-leak drainage shield wound device - Google Patents
A kind of Medical negative pressure anti-gas-leak drainage shield wound device Download PDFInfo
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- CN208852085U CN208852085U CN201721779382.8U CN201721779382U CN208852085U CN 208852085 U CN208852085 U CN 208852085U CN 201721779382 U CN201721779382 U CN 201721779382U CN 208852085 U CN208852085 U CN 208852085U
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- drainage
- sucker
- negative pressure
- gas
- bottom cover
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Abstract
A kind of Medical negative pressure anti-gas-leak drainage shield wound device, including porous Wound dressing, external sucker, sucker bottom cover, drainage inner tube, drainage outer tube, biological semi-permeable film, sucker junctional membrane, negative pressure source, drainage container offer drainage inner hole on sucker bottom cover；External sucker has the drainage channel of perforation；Draining inner tube has vertical section and horizontal segment, and vertical section is connected with horizontal segment, and the bottom of horizontal segment opens up several apertures；Sucker bottom cover is connected with external sucker, and drainage channel is connected with drainage inner hole, and the inlet of the drainage channel of external sucker is connected to drainage outer tube；The horizontal segment for draining inner tube is embedded in porous Wound dressing, and vertical section stretches out porous Wound dressing and is inserted into the drainage inner hole of sucker bottom cover；Drainage outer tube and negative pressure source, drainage container connect.The utility model has many advantages, such as that negative pressure drainage range is big, drainage effect is good.The utility model belongs to negative pressure drainage technical field.
Description
Technical field
The utility model belongs to negative pressure drainage technical field, and in particular to a kind of Medical negative pressure anti-gas-leak drainage shield wound dress
It sets.
Background technique
Negative pressure drainage technology (abbreviation VSD) refers to the medical foam containing drainage tube and covers or fill skin, soft group
The surface of a wound of defect is knitted, then it is closed with biological semi-permeable film, a confined space is become, finally connects drainage tube
Negative pressure source passes through the controllable negative pressure treatment method completely new come one kind of wound healing.There is a kind of effect pretty good at present
Negative pressure drainage device, it includes translation interface, junctional membrane, drainage outer tube and block-like foam material for medical use.It will doctor when use
It is covered with foamed material or clogs the surface of a wound, the surface of a wound and foam material for medical use integral sealing are provided with by medical film on medical film
One hole is equipped with translation interface at hole, and junctional membrane is covered on translation interface surface, and the edge of junctional membrane is pasted in medical film
On to form an environment for sealing wound mouth, then drain outer tube be fixed on translation interface.It is equipped in drainage outer tube
Flushing pipe, flushing pipe tail end is stretched out from drainage outer tube tail end side wall, and flushing pipe tail portion has can cover the close of flushing pipe
Capping.This design and structure help to improve negative pressure drainage effect although leakproofness is good；But translation interface exists completely
The outer surface of foamed material, belongs to point-like contacts, because being limited by negative pressure conduction, drainage outer tube attracts and the reality of drainage
Range is small, and large-scale negative pressure conduction is limited, directly affects therapeutic effect.
Utility model content
Prevent in view of the above-mentioned problems, the utility model provides the Medical negative pressure that a kind of negative pressure drainage range is big, drainage effect is good
Gas leakage drainage shield wound device, it also has many advantages, such as simple structure, drainage or rinses faster.
A kind of Medical negative pressure anti-gas-leak drainage shield wound device, including porous Wound dressing, external sucker, sucker bottom cover, draw
Inner tube, drainage outer tube, biological semi-permeable film, sucker junctional membrane are flowed, negative pressure source, drainage container offer in drainage on sucker bottom cover
Hole；External sucker has the drainage channel of perforation；Draining inner tube has vertical section and horizontal segment, and vertical section is connected with horizontal segment
It connects, the bottom of horizontal segment opens up several apertures；Sucker bottom cover is connected with external sucker, and drainage channel is connected with drainage inner hole
Logical, the inlet of the drainage channel of external sucker is connected to drainage outer tube；The horizontal segment for draining inner tube is embedded in porous Wound dressing,
Vertical section stretches out porous Wound dressing and is inserted into the drainage inner hole of sucker bottom cover；The biological semi-permeable film that middle part offers through-hole is glutinous
It is attached on porous Wound dressing, pastes and pasted on biological semi-permeable film in the sucker junctional membrane on external sucker；Drain outer tube and
Negative pressure source, drainage container connect.
As a preference, opening up four apertures on the horizontal segment of drainage inner tube, the spacing between aperture is identical.
As a preference, the quantity of drainage inner tube is two, two drainage inner tubes are symmetrically arranged on porous Wound dressing
It is interior.
As a preference, further including flushing pipe, irrigation channel is offered in the middle part of sucker bottom cover, the quantity of flushing pipe is
Two sections, lower section flushing pipe is embedded in porous Wound dressing and irrigation channel, the merging of upper section flushing pipe are inserted into lower section flushing pipe upper end
In in the drainage channel of external sucker and upper section flushing pipe lower end insertion irrigation channel.
As a preference, further including sealing cover, sealing cover is removably mounted at the upper end opening of upper section flushing pipe.
As a preference, sucker bottom cover is connected with external sucker using thread connecting mode.
As a preference, porous Wound dressing is medical sponge.
As a preference, the area of biological semi-permeable film is greater than the area of porous Wound dressing, the through-hole of biological semi-permeable film
Area is more than or equal to the area of external sucker bottom.
As a preference, the area of sucker junctional membrane is greater than the area of the through-hole of biological semi-permeable film.
As a preference, drainage inner tube further includes arc section, horizontal segment is connected with vertical section by arc section.
The macromolecule material that gas can be allowed to pass through, liquid is not allowed to pass through is placed in the channel that negative pressure source is connected with negative-pressure container
Material.
Working principle of the utility model is: porous Wound dressing is covered on wound by sucker junctional membrane, biological semi-permeable film
On face, so that the surface of a wound is in a closed environment；And in the level for the drainage inner tube being embedded in porous Wound dressing
Several apertures are opened up in section, therefore when negative pressure drainage, drainage inner tube can inhale liquid in multiple points in porous Wound dressing
Enter to drain in inner tube, on a large scale suck the liquid in porous Wound dressing, the range of negative pressure drainage is big, effect is good, is inhaled
The liquid entered passes through drainage channel again, drainage outer tube is inhaled into drainage container；And circle is accessed between horizontal segment and vertical section
Segmental arc, when negative pressure drainage, when liquid is from drainage inner tube sucking drainage channel, small in the turning point turbulent flow of drainage inner tube, negative pressure is drawn
Levelling is steady, effect is good.
The advantages of the utility model:
1, the utility model is on the basis of being covered on the good sealing property of biological semi-permeable film using sucker junctional membrane, to drawing
Stream inner tube improves, and drainage inner tube is designed as the vertical end successively to connect, arc section, horizontal segment, and at the bottom of vertical end
Portion opens up several apertures, will drain the horizontal segment of inner tube, arc section is bought in medical sponge, and passes through the vertical section of drainage inner tube
It is inserted into the sucker bottom cover being connected with external sucker, the surface of a wound can be flowed into medical sponge by multiple positions in medical sponge
Interior liquid sucking drains in inner tube, then is imported into drainage container by external sucker, therefore for the negative of a wide range of surface of a wound
Press drainage effect more preferable, drainage range is big, while having both good leakproofness, has more preferably negative pressure drainage effect；Water simultaneously
Flat section is connected with vertical end by arc section, and when drainage, liquid enters back into vertical end through arc section from horizontal segment, can be reduced negative pressure
Turbulent flow phenomenon when turning in inner tube is being drained when drainage, drainage is more stable, effect is more preferable.
2, the utility model also sets up two sections of flushing pipes, and upper section flushing pipe is placed in the drainage channel of external sucker and and inhales
It tries to get to the heart of a matter and covers irrigation channel and be connected, is connected in lower end flushing pipe insertion medical sponge and with the irrigation channel on sucker bottom cover
Connect, therefore rinse quickly, and after negative pressure drainage, can by using syringe into flushing pipe saline injection, physiology
Salt water, which enters in medical sponge, is rinsed the surface of a wound, negative pressure drainage and flushing repeatedly, to the surface of a wound have preferably treatment and
Healing effect.
3, the area of biological semi-permeable film is big compared with the area of porous surface of a wound auxiliary material in the utility model, therefore can be by biological semi-permeable
Film is completely covered on the surface of a wound；Also, the area of sucker junctional membrane is big compared with the area of the through-hole in the middle part of biological semi-permeable film, and sucker connects
Connecing film can paste on biological semi-permeable film, therefore can be by porous Wound dressing well by biological semi-permeable film, sucker junctional membrane
Be sealed on the surface of a wound, thus when negative pressure drainage will not gas leakage, drainage effect is good.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the top view of the utility model.
Wherein, 1 is porous Wound dressing, and 2 be aperture, and 3 be drainage inner tube, and 4 be sucker bottom cover, and 5 be external sucker, and 6 are
Flushing pipe, 7 be drainage channel, and 8 be drainage outer tube, and 9 be vertical section, and 10 be arc section, and 11 be horizontal segment.
Specific embodiment
The utility model is further illustrated with reference to the accompanying drawing.
A kind of Medical negative pressure anti-gas-leak drainage shield wound device, including porous Wound dressing, external sucker, sucker bottom cover, draw
Flow inner tube, drainage outer tube, flushing pipe, biological semi-permeable film, sucker junctional membrane, negative pressure source, drainage container.
Porous Wound dressing is in bulk, is medical sponge in the present embodiment.Drain inner tube it is L-shaped, including arc section, hang down
Straight section and horizontal segment, vertical section, arc section, horizontal segment are connected and are connected, and arc section is one section of curved pipe.In drainage
The lower part of pipe is embedded in porous Wound dressing, i.e., a part of arc section, horizontal segment and vertical section is embedded to porous Wound dressing
Interior, a part of vertical section stretches out the upper surface of porous Wound dressing.It drains and offers several apertures on the horizontal segment of inner tube, this
It is preferably 4 in embodiment, aperture is provided with the bottom of horizontal segment, and the distance between aperture is identical.On the edge of sucker bottom cover
Drainage inner hole is offered, the centre of sucker bottom cover offers irrigation channel.Sucker bottom cover and external sucker are connected using screw thread
The mode of connecing connects.It drains in the drainage inner hole of top insertion sucker bottom cover of the vertical section of inner tube, drains inner hole and drainage channel
It is connected.External sucker is equipped with drainage channel, and the top of external sucker is equipped with drainage outer tube, drains outer tube and drainage channel phase
Connection.Flushing pipe has two sections, and lower section flushing pipe is embedded in porous Wound dressing and lower section flushing pipe upper end insertion sucker bottom cover
In irrigation channel；Upper section flushing pipe is placed in the drainage channel of external sucker and rushing for sucker bottom cover is inserted into upper section flushing pipe lower end
It washes in channel, in the top insertion drainage outer tube of upper section flushing pipe.Sealing cover is removably mounted to the upper end of upper section flushing pipe
Opening.
Through-hole is offered in the middle part of biological semi-permeable film, the area of through-hole is greater than the area of external sucker bottom.Biological semi-permeable
Film is pasted on the surface of porous Wound dressing, the area of biological semi-permeable film be greater than porous Wound dressing area and, therefore paste
Biological semi-permeable film afterwards covers on the boundary of porous Wound dressing.A through-hole, sucker are offered in the middle part of sucker junctional membrane
Junctional membrane is inserted in from the upper end of external sucker, and is covered to the lower part of external sucker, and the size of through-hole is less than under external sucker
End, therefore sucker junctional membrane is blocked by the lower end of external sucker.The middle part of the area ratio biological semi-permeable film of sucker junctional membrane
Via area is big, so that covering is pasted can paste on biological semi-permeable film in the sucker junctional membrane on external sucker, i.e., sucker connects
Connect film edge can paste biological semi-permeable film through-hole edge.In use, biological semi-permeable film, sucker junctional membrane will be more
Hole Wound dressing is attached on the skin of human body, to form closed environment at skin wounds.
When specifically used, porous Wound dressing is placed on the surface of a wound, biological semi-permeable film is covered on porous Wound dressing
On, the boundary of biological semi-permeable film is pasted on the skin surface of human body；The sucker junctional membrane pasted on external sucker is sticked again
It is attached on biological semi-permeable film；Drainage outer tube is connected with drainage container, negative pressure source again, completes the installation of whole device.It opens
Negative pressure source, negative pressure source provide negative pressure in the closed environment that the surface of a wound is formed about after installing for the present apparatus, the liquid near the surface of a wound
Into in porous Wound dressing, then by drainage inner tube on aperture be collected into drainage inner tube in, pass through sucker bottom cover,
External sucker, drainage outer tube enter in drainage container.Being placed in the channel that negative pressure source is connected with negative-pressure container can allow gas logical
The high molecular material crossed, liquid is not allowed to pass through, prevents liquid entry into negative pressure source.After long-time use, need to clean the surface of a wound；
At this point, closing negative pressure source；Physiological saline is drawn using syringe, physiological saline is injected from flushing pipe, physiological saline passes through punching
It washes pipe to enter in porous Wound dressing, physiological saline is spread to the inside of porous Wound dressing, and physiological saline and flue gas are conveyed
To at the surface of a wound, thus by the surface of a wound dirt and impurity clean up, be conducive to the healing of wound site.It, can be with after flushing
It is again started up negative pressure source and carries out negative pressure drainage.
Arrow in Fig. 1 is directed toward the liquid represented when using and flows to, wherein the arrow in drainage inner tube represents negative pressure drainage
When liquid flow direction, the arrow in flushing pipe represents liquid flow direction during rinsing.In the utility model, drainage inner tube can be according to reality
Border situation selects quantity, and reasonable number can also be opened up according to the actual situation by draining the aperture on the horizontal segment of inner tube.In drainage
The change of the quantity of pipe, the number of aperture in drainage inner tube belongs in the protection scope of the utility model.
Above-described embodiment is the preferable embodiment of utility model, but the embodiments of the present invention is not by above-mentioned reality
Apply the limitation of example, it is made under other any spiritual essence and principles without departing from the utility model change, modification, substitution,
Combination simplifies, and should be equivalent substitute mode, is included within the protection scope of the utility model.
Claims (10)
1. a kind of Medical negative pressure anti-gas-leak drainage shield wound device, including porous Wound dressing, external sucker, sucker bottom cover, drainage
Inner tube, drainage outer tube, biological semi-permeable film, sucker junctional membrane, negative pressure source, drainage container, it is characterised in that: opened up on sucker bottom cover
There is drainage inner hole；External sucker has the drainage channel of perforation；Draining inner tube has vertical section and horizontal segment, vertical section and level
Section is connected, and the bottom of horizontal segment opens up several apertures；Sucker bottom cover is connected with external sucker, drainage channel and drainage inner hole
It is connected, the inlet of the drainage channel of external sucker is connected to drainage outer tube；The horizontal segment for draining inner tube is embedded to the porous surface of a wound and applies
In material, vertical section stretches out porous Wound dressing and is inserted into the drainage inner hole of sucker bottom cover；Middle part offers the biology half of through-hole
Permeable membrane is pasted on porous Wound dressing, is pasted and is pasted on biological semi-permeable film in the sucker junctional membrane on external sucker；Drainage
Outer tube and negative pressure source, drainage container connect.
2. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: drain the water of inner tube
Four apertures are opened up in flat section, the spacing between aperture is identical.
3. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: drain the number of inner tube
Amount is two, and two drainage inner tubes are symmetrically arranged in porous Wound dressing.
4. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: further include rinsing
It manages, irrigation channel is offered in the middle part of sucker bottom cover, the quantity of flushing pipe is two sections, and lower section flushing pipe is embedded in porous Wound dressing
Irrigation channel is inserted into interior and lower section flushing pipe upper end, and upper section flushing pipe is placed in the drainage channel of external sucker and upper section flushing pipe
Lower end is inserted into irrigation channel.
5. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 4, it is characterised in that: further include sealing
Lid, sealing cover are removably mounted at the upper end opening of upper section flushing pipe.
6. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: sucker bottom cover and outer
Sucker is connect to connect using thread connecting mode.
7. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: the porous surface of a wound
Dressing is medical sponge.
8. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: biological semi-permeable film
Area is greater than the area of porous Wound dressing, and the via area of biological semi-permeable film is more than or equal to the area of external sucker bottom.
9. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: sucker junctional membrane
Area is greater than the area of the through-hole of biological semi-permeable film.
10. a kind of Medical negative pressure anti-gas-leak drainage shield wound device according to claim 1, it is characterised in that: in the drainage
Pipe further includes arc section, and horizontal segment is connected with vertical section by arc section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721779382.8U CN208852085U (en) | 2017-12-15 | 2017-12-15 | A kind of Medical negative pressure anti-gas-leak drainage shield wound device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721779382.8U CN208852085U (en) | 2017-12-15 | 2017-12-15 | A kind of Medical negative pressure anti-gas-leak drainage shield wound device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208852085U true CN208852085U (en) | 2019-05-14 |
Family
ID=66409781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721779382.8U Expired - Fee Related CN208852085U (en) | 2017-12-15 | 2017-12-15 | A kind of Medical negative pressure anti-gas-leak drainage shield wound device |
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| Country | Link |
|---|---|
| CN (1) | CN208852085U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397817A (en) * | 2021-07-16 | 2021-09-17 | 茂名市人民医院 | Negative pressure wound surface dressing |
-
2017
- 2017-12-15 CN CN201721779382.8U patent/CN208852085U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397817A (en) * | 2021-07-16 | 2021-09-17 | 茂名市人民医院 | Negative pressure wound surface dressing |
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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: 20190514 Termination date: 20191215 |