CN103565634B - Nasal passage irrigation catheter device - Google Patents
Nasal passage irrigation catheter device Download PDFInfo
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- CN103565634B CN103565634B CN201210270307.4A CN201210270307A CN103565634B CN 103565634 B CN103565634 B CN 103565634B CN 201210270307 A CN201210270307 A CN 201210270307A CN 103565634 B CN103565634 B CN 103565634B
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- nasal passage
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- irrigation catheter
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Abstract
The invention discloses a kind of nasal passage irrigation catheter device, comprise a duct unit, a connection unit, and an injecting unit.This duct unit includes a catheter body, and plural number is formed at the perforate in this catheter body, and this catheter body has an open end and in contrast to the blind end of this open end.This connection unit includes a junction and a combination section, and one end of this connecting portion is equiped with a connection tubule connected together with this open end, and the other end of this connection tubule is connected with this combination section.This injecting unit includes an injection tube connected together separably with this combination section, and one is arranged at the extrusion in this injection tube.The beneficial functional of the present invention is, nasal cavity can be goed deep into by this duct unit to be rinsed, the discomfort of the sinusitis in patients that really releives, and this duct unit and the easy assembling mode of this injecting unit, also allow user be not required to the assistance by stranger, can advantageously operate.
Description
Technical field
The invention relates to that one washes nasal devices, particularly relate to one can carry with, Self-operating with facilitate group
The nasal passage irrigation catheter device that mounting or dismounting are unloaded.
Background technology
Recently as industrial development and climatic variation, wherein, the pollution of air is the most increasingly severe, causes life
Extreme influence, according to (network address http://emedicine.medscape.com/article/ described in Medscape website
232791-overview#a0156), the U.S. there are about people's suffering from chronic sinusitis of 14.6%, and conservative estimation the most about causes every year
See for 1800 to 2,200 ten thousand times and examine and the direct medical cost of annual 34 to 50 hundred million dollars, although spent so many medical care expenses
With, but annual incidence rate is still increasing.Pertinent literature points out again pollen and this disease of air pollution humidity and high concentration
High prevalence rate is relevant, and China seems to there is also this correlative factor, it is believed that the sufferer of chronic sinusitis is when not within minority.
Unfortunately, public further according to Mei Yu clinic, Medscape and the U.S. well-known medical center (Mayo Clinic) website
Opening described in data, current chronic sinusitis there is no the method for radical cure.Its cardinal symptom nasal obstruction, mucus adverse current and cough, these diseases
Shape can perplex patient's a lifetime, and this two website of these symptoms being pointed out again, surgical intervention can only be suitable for selective case, antibiosis
Extract for treating only has its curative effect at acute attack stage, chronic phase then poor effect, so finally suggestion patient uses long-term moistening
The house treatment of nasal cavity, at least twice daily.Therefore, from the perspective of patient, moistening nasal cavity can say it is chronic sinusitis master
The Therapeutic Method wanted.
Refering to Fig. 1, the nasal cavity of human body is by superior nasal concha A, middle nasal concha B in the middle of broad nasal vestibule to nasopharynx, and
Upper nasal passage A1, the middle nasal passage B1 separated at the bottom of tri-concha nasalis of concha nasalis inferior C and nasal cavity, and lower nasal passage C1 about tri-is somewhat
The gap of bending is formed.Mucus secreted by all nasal sinuses is all via being positioned at upper nasal passage A1 and middle the several of nasal passage B1 open
Mouth is discharged, and therefore the sticky mucus secreted by chronic sinusitis the most all pushes away and amasss among upper nasal passage A1 and middle nasal passage B1,
Also result in the obstruction of nasal passage.
Vapours is had to suck and rush the methods such as nose device (neti pot) flushing in the Therapeutic Method of moistening nasal cavity.These are wet
The method of profit nasal cavity is the most all to utilize water to soften sticky mucus or incrustation, although the direction of the problem of solution is errorless, but with
As a example by the method that vapours sucks, vapours is along the direction of human body respiration, it is impossible to arrive mucus or the nose at incrustation place
The position that depths, chamber is narrow, and make heat steam inhalation poor effect.
It addition, rush nose device in recent years in total about 40 the improvement patents of China and the U.S., the equal inking of all patents is in water supply
The change of mechanism, but none is to change by the water (flow) direction sprayed into after forward direction.
Refering to Fig. 2, for TaiWan, China utility model M418689 patent, the most common the washing of this patent diselosesll
Nose device, this nasal cleaner includes: press section 10 and a nozzle 20.This press section 10 has an inner space 11, and this nozzle 20 has
Have an ejiction opening 21 and an extension portion 22 extended toward this press section 10 inner space 11, when this inner space 11 equipped with water also
When ecto-entad presses and makes this press section 10 shrink, pressure can will be located in the water in this inner space 11 and push this extension portion
22, and then sprayed by this ejiction opening 21.
Understanding according to above explanation, the sufferer of sinusitis, what real needs cleaned is upper nasal passage A1 and middle nasal passage
Sticky secretions in B1, although known disclosed nasal cleaner can by force in this press section 10 and by this inner space
The water of 11 pushes this extension portion 22, and then is sprayed by this ejiction opening 21, reaches to rinse the function of nasal vestibule, but is the most therefore subject to
It is limited to this nozzle 20 cannot go deep into too greatly due to too hard, can only spray by the single water column after forward direction at nasal vestibule, therefore only
The position of lower nasal passage C1 or the broader less compared with normal of resistance can be flushed to, for upper nasal passage A1 and the middle BITONG of deeper
Road B1 but cannot be carried out rinsing, so can not really releive discomfort for patient, and times makes Symptoms last go down, nose some day
Within hole outlet obstruction mucus piles up nasal sinuses, cause sinusitis acute attack or other complication, need the medical treatment of both expensive
Expense.
It addition, water column may damage the most by force and easily mucosa, the improper phenomenon that will also result in water of choking of water rate control.
With this apparently, vast chronic sinusitis sufferer is badly in need of a kind of device that can go deep into irrigation of nasal passages.
Summary of the invention
Therefore, the purpose of the present invention, it is to provide the nasal passage irrigation catheter device of a kind of easy and the most moistening nasal cavity.
For reaching above-mentioned purpose, the present invention provides a kind of nasal passage irrigation catheter device, and it comprises a duct unit and
Injecting unit.
This duct unit includes a catheter body, and plural number is formed at the perforate in this catheter body, and this catheter body has
There is an open end and in contrast to the blind end of this open end.This injecting unit includes a note connected together with this open end
Shooting cylinder, and one be arranged at the extrusion in this injection tube.
The beneficial functional of the present invention is, can go deep into nasal cavity by this duct unit and be rinsed, nose of really releiving
The discomfort of sinusitis patient, and this duct unit and the easy assembling mode of this injecting unit, also allow user be not required to by outward
The assistance of people, can advantageously operate, if in use do not feel well because this duct unit gos deep into nasal cavity, and also can be immediately
Stop using, again because of easy to carry, the demand of visual user, whenever and wherever possible Self-operating use, to reach modern institute
Pursue simple and easy demand.
Accompanying drawing explanation
Fig. 1 is a partial cutaway schematic, and the relative configurations within human body nasal cavity lateral tissue is described；
Fig. 2 is a partial cutaway schematic, the one disclosed by known TaiWan, China utility model M418689 patent
Nasal cleaner；
Fig. 3 is a perspective exploded view, and the first preferred embodiment of nasal passage irrigation catheter device of the present invention is described；
Fig. 4 is a partial cutaway schematic, illustrates that in this first preferred embodiment, people's body side surface nasal cavity uses this BITONG
The use state of road irrigating catheter device；
Fig. 5 is a partial cutaway schematic, and the human body front nasal cavity at another visual angle in this first preferred embodiment is described
Use the use state of this nasal passage irrigation catheter device；
Fig. 6 is a schematic perspective view, and the second preferred embodiment of nasal passage irrigation catheter device of the present invention is described；And
Fig. 7 is a schematic perspective view, and the 3rd preferred embodiment of nasal passage irrigation catheter device of the present invention is described.
Description of reference numerals
E nasal vestibule
F superior nasal concha
The upper nasal passage of F1
G middle nasal concha
Nasal passage in G1
H concha nasalis inferior
Nasal passage under H1
3 duct unit
31 catheter body
311 open ends
312 blind ends
313 linkage sections
314 dip sections
315 purge zone
32 perforates
4 connect unit
41 connecting portions
411 connect tubule
42 combination sections
5 injecting units
51 injection tubes
52 extrusions
6 carry-on set groups
61 container containings
611 water
612 scales
62 Sal bags
621 Sal crystalline solid
63 soupspoons
631 spoonfuls of portions
632 shank parts
64 sacks.
Detailed description of the invention
Related Applications Patent characteristic for the present invention and technology contents, coordinate three preferable realities with reference to accompanying drawing following
Execute in the detailed description of example, can clearly present.
Before being described in detail, it is noted that in present embodiment, similar element be identically numbered into
Row represents.
Refering to Fig. 3, for the first preferred embodiment of nasal passage irrigation catheter device of the present invention, this irrigation of nasal passages conduit fills
Put and comprise duct unit 3, connection unit 4, and an injecting unit 5.
This duct unit 3 includes a catheter body 31, and plural number is formed at the perforate 32 in this catheter body 31, this conduit
Body 31 has an open end 311 and in contrast to the blind end 312 of this open end 311, and this blind end 312 is in the most curved
It is curved, so that this catheter body 31 is easy to turn enters the depths of nasal passage.
This catheter body 31 can be divided into a linkage section 313, to stretch in bounded area to this blind end 312 by this open end 311
The section of entering 314, and a purge zone 315, the length of this linkage section 313 is between 1 ~ 5 centimetre, and the length of this dip section 314 is between 1 ~ 5 li
Rice, the length of this purge zone 315 is then between 3 ~ 10 centimetres, and this blind end 312 is in slight curvature form.Wherein, this conduit
Plural perforate 32 on body 31 is to be opened in this purge zone 315, and the aperture of this perforate 32 further away from this blind end 312
It is gradually more than more near the aperture of perforate 32 of this blind end 312.Here, it should be noted that this catheter body 31 in the present invention
Material be the soft material such as silica gel or latex so that its be enough to direct motion and be easily advanced in bending nasal passage in, and by
In because normal nasal passage minimum about 3 centimetres, therefore the caliber of the catheter body 31 of the present invention with less than 3 centimetres for principle institute
Manufacture and design.
This connection unit 4 includes a junction 41 and a combination section 42, and one end of this connecting portion 41 is equiped with one and opens with this
Putting the connection tubule 411 that end 311 connects together, the contrary other end then links together with this combination section 42.
It is noted that owing to the caliber of this connection tubule 411 is less than the caliber of this catheter body 31, necessarily cause liquid
The resistance that body passes through, can make resistance diminish so the length of this connection tubule 411 is the shortest.
This injecting unit 5 includes an injection tube 51 connected together separably with this combination section 42, and one is arranged at
Extrusion 52 in this injection tube 51.Here, it should be noted that this injection tube 51 and this extrusion 52 are mainly in order to add pressure-volume
The liquid being placed in one, to form it into water column ejection, much changes shape owing to this injection tube 51 and this extrusion 52 can have
State, should not be limited to the form disclosed by this preferred embodiment.
Coordinate refering to Fig. 4,5, be the part sectioned view of a human body nasal passage, nasal cavity has a nasal vestibule E, nose on
First F, a middle nasal concha G, a concha nasalis inferior H, nasal passage F1 on, nasal passage G1 and once nasal passage H1 in.Due to nasal vestibule about
Long 4 centimetres, nasal passage F1 on this, in this, nasal passage G1 and this lower nasal passage H1 the most about grows 5 centimetres, therefore, first preferable at this
In embodiment, the purge zone 315 of this catheter body 31 is with long 5 centimetres of designs, and this plural number perforate 32 is with the most every 0.5 li
Rice to 1 centimeter apart being surrounded on this duct wall side face is offered.This catheter body 31 total length 17 centimetres deduction front end is rinsed
Section 315 has the length of 5 centimetres, and long 4 centimetres of the dip section 314 being positioned in this nasal vestibule E, still remaining 8 centimetres linkage section 313 outside
It is used for user operation by human hand, the most also can go deep into nasopharynx part and rinse mucus.
Actual when implementing, user be first the purge zone 315 of this catheter body 31 is stretched insert on this nasal passage F1 or in
In nasal passage G1, and in this injection tube 51, contain flushing liquid, recycle this extrusion 52 and push rushing in this injection tube 51
Wash liq, and make this flushing liquid spray via the perforate 32 in the purge zone 315 of this catheter body 31, cause and be approximately perpendicular to
The multiple tiny water column of the multi-angle of this catheter body 31, because being to be approximately perpendicular to this catheter body 31, so in injection punching
The moment of washing liquid, this catheter body 31 typically will not be moved forward or rearward, and flushing liquor can be full of nasal passage moment, reaches relatively
Good cleaning performance.
Owing to this purge zone 315 is in the upper nasal passage F1 of nasal cavity, the water therefore sprayed can directly be flushed to pile up
Mucus in upper nasal passage F1 or incrustation.In like manner, in this purge zone 315 is in middle nasal passage G1 or lower nasal passage H1
Time, the aquiform stool of ejection can directly be flushed to be deposited in the mucus in middle nasal passage G1 and lower nasal passage H1 or incrustation.
It is noted that owing to this catheter body 31 is with made by silica gel or latex material, caliber is tiny and quality
Softness, is stretched in nasal cavity by user Self-operating, during this catheter body 31 stretches into nasal passage, because user
Belong to sense of independence, if during so in use not feeling well, also can stop using immediately, nasal cavity group will not be caused
The damage knitted, furthermore, even if this catheter body 31 fails to be fully inserted into nasal passage F1 on this, by opening in this purge zone 315
The polydirectional multiple water column of what hole 32 was sprayed be perpendicular to conduit also can be flushed to the most most region, and water column is
30 centimetres, have an opportunity through being carefully sewn to reach depths, reduce mucus or the choking phenomenon caused is adhered in incrustation.It is worth explanation
It is, though water column is up to 30 centimetres, but because have multiple water column to spray simultaneously, so average pressure is little, mucosa can't to be injured.
Refering to Fig. 6, for the second preferred embodiment of nasal passage irrigation catheter device of the present invention, this second preferred embodiment with
This first preferred embodiment is roughly the same, and something in common repeats no more in this, and difference is, every in this purge zone 315
The aperture of one perforate 32 is the biggest, but the perforate 32 further away from this blind end 312 is the most intensive configuration, and more near being somebody's turn to do
The perforate 32 of blind end 312 is to present the most sparse configuration.
Owing to the water column of pressurized first can discharge pressure toward the less part of pressure, therefore water column can first be assembled toward blind end 312,
After water column pressurized arrives bottom blind end 312, then pressure starts to discharge toward this plural number perforate 32, and then from this plural number perforate
The 32 ejection multiple tiny water columns of multi-angle, and owing to being to present the most intensive configuration further away from the perforate 32 of this blind end 312, more lean on
The perforate 32 of this blind end 312 nearly is to present the most sparse configuration, so the water yield size that whole purge zone 315 is sprayed can be made
More average, the relatively big the most relatively effective percentage of scope of rinsing.
Refering to Fig. 7, for the 3rd preferred embodiment of nasal passage irrigation catheter device of the present invention, the 3rd preferred embodiment with
This first preferred embodiment is roughly the same, and something in common repeats no more in this, and difference is, this irrigation of nasal passages conduit fills
Put and further included a carry-on set group 6.
In the 3rd preferred embodiment, this carry-on set group 6 includes that one is loaded with water 611 and injects for this injecting unit 5
Container containing 61, Sal bag 62, soupspoon 63, an and sack 64.Plural number Sal crystalline solid it is equipped with in this Sal bag 62
621, in order to be dissolved in the water 611 in this container containing 61.This sack 64 is to receive this duct unit 3, this connection unit
4, this injecting unit 5, this container containing 61, this Sal bag 62, and this soupspoon 63.
It is noted that the surface of the container containing 61 of the 3rd preferred embodiments is provided with scale 612, and this splendid attire holds
Device 61 once can accommodate the pure water of 220cc.This soupspoon 63 has one spoonful of portion 631 and the shank part in this spoonful of portion 631 of connection
632, this spoonful of portion 631 can contain the Sal crystalline solid 621 of 1 gram every time.Here, it should be noted that the internal diameter in this spoonful of portion 631 is about
0.8cm × 0.8cm × 0.72cm=0.4608 cubic centimetre, 0.4608 cubic centimetre × 2.165 (Sal proportions) are about 1 grammes per square metre.
If adding that the Sal crystalline solid 621 of 1 gram can mix the physiology closest to human body 0.9% concentration with the water of 110cc
Saline solution.In other words, if the water yield controlled in this container containing 61, the Sal crystalline solid 621 arranging in pairs or groups appropriate, can at any time with
Ground mixes easily will be for the rinse solution of this injecting unit 5 injection, long-distance travel or be away from home also without worry.
The present invention provides user first by the easy group of this duct unit 3, this connection unit 4, and this injecting unit 5
Dress mode, then be aided with user and the container containing 61 in this portable package 6, this soupspoon 63, and this Sal bag 62 are added water 611 adjust
The rinse solution allotted, and pour in this injection tube 51 of this injecting unit 5, user can easily promote and be installed in this injection
Extrusion 52 in Tong, just can import deep nasal cavity by rinse solution, whole during can be not required to other people and assist by complete independently, make
User has any discomfort also can stop flushing action at once, and usability is the best with convenience.
Furthermore, owing to purge zone 315 length of this catheter body 31 is between 5 ~ 10 centimetres, and open in this purge zone 315
Being provided with plural number perforate 32, the aperture further away from this perforate 32 of this blind end 312 is gradually more than more being somebody's turn to do near this blind end 312
The aperture of perforate 32 so that rinse hold liquid flushable to nasal passage F1 on this with this in secretions in nasal passage G1, and rinse
The plural perforate 32 offered in section 315 is more the least near its aperture of blind end, and therefore rinse solution is from this catheter body 31
During ejection, different size of aperture can distribute pressure more fifty-fifty, therefore nasal cavity uncomfortable when can effectively eliminate flushing
Sense.Rinse and only this injection tube 51 need to be separated with this extrusion 52 pull after using, together with this duct unit 3 and this company
Order unit 4 takes in this carry-on set group 6 in the lump, there is no numerous and diverse or difficult assembly and disassembly during use, and real genus is just
Profit.
In sum, the nasal passage irrigation catheter device of the present invention cannot be carried out known in overcoming with this duct unit 3
Nasal irrigation deep inside needs the shortcoming in place of moistening, really can improve the disease of patients with chronic sinusitis, more develop
Devise based on this duct unit 3 and be connected unit 4, this injecting unit 5, and the Simple assembled of this carry-on set group 6 with this, and
Seeing things as one would if he were in someone else's place for user heart to heart various service condition of considering, reduce the sense of discomfort during using, convenient user is gone out
Carry and allocate rinse solution, therefore really can reach the purpose of the present invention.
The above, only three preferred embodiments of the present invention, can not limit, with this, the model that the present invention implements
Enclose, the most every simple equivalence change made according to claims of the present invention and invention description content and modification, still fall within this
In the range of patent of invention contains.
Claims (10)
1. a nasal passage irrigation catheter device, it comprises:
One duct unit, including a catheter body, and plural number is formed at the perforate in this catheter body, and this catheter body has one
Open end and one is in contrast to the blind end of this open end；And
One injecting unit, including an injection tube connected together with this open end, and one is arranged at the extruding in this injection tube
Part；
It is characterized in that: this catheter body is with made by soft material, and has an open end and in contrast to this open end
Blind end, insert nasal cavity voluntarily for user and the nasal passage of slot shape, spray multiple tiny water from this plural number perforate
Post.
2. according to the nasal passage irrigation catheter device described in claim 1, it is characterised in that this nasal passage irrigation catheter device is more
Comprising a connection unit, this connection unit includes a junction and a combination section, and one end of this connecting portion is equiped with one with described
The connection tubule that open end connects together, the contrary other end is connected with this combination section, described injection tube separably with this
Combination section connects together.
3. according to the nasal passage irrigation catheter device described in claim 2, it is characterised in that described catheter body is by this open end
Rising until this blind end is divided into a linkage section, a dip section, and a purge zone, the length of this linkage section is between 1 ~ 5 centimetre, and this is stretched
The length of the section of entering is between 1 ~ 5 centimetre, and the length of this purge zone is between 3 ~ 10 centimetres, and described blind end is in bending shape.
4. according to the nasal passage irrigation catheter device described in claim 3, it is characterised in that the plural number in described catheter body is opened
Hole is to be opened in described purge zone.
5. according to the nasal passage irrigation catheter device described in claim 4, it is characterised in that this further away from described blind end is opened
The aperture in hole is gradually more than more near the aperture of this perforate of described blind end.
6. according to nasal passage irrigation catheter device described in claim 5, it is characterised in that the nose of human body be divided into nasal passage with
Nasal vestibule, described purge zone is to stretch to be placed in nasal passage, and described dip section is to stretch to be placed in nasal vestibule, and described linkage section is to appear
Outside nostril.
7. according to the nasal passage irrigation catheter device described in claim 6, it is characterised in that this nasal passage irrigation catheter device is more
Comprise a carry-on set group, this with oneself set group include that one contains container containing, the Sal that water is injected for described injecting unit
Bag and a soupspoon, wherein, this Sal bag has plural Sal crystalline solid in order to be dissolved in the water of this container containing.
8. according to the nasal passage irrigation catheter device described in claim 7, it is characterised in that the surface of described container containing is provided with
Scale, this soupspoon has one spoonful of portion and and connects the shank part in this spoonful of portion, and this spoonful of portion can contain the Sal of 1 gram every time.
9. according to the nasal passage irrigation catheter device described in claim 8, it is characterised in that described carry-on set group further includes a use
To receive this container containing, this soupspoon and the sack of this Sal bag.
10. according to the nasal passage irrigation catheter device described in claim 3, it is characterised in that be opened in described purge zone
Plural number perforate be the perforate further away from this blind end be to present the most intensive configuration, and more perforate near this blind end is to present more
Sparse configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270307.4A CN103565634B (en) | 2012-08-01 | 2012-08-01 | Nasal passage irrigation catheter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270307.4A CN103565634B (en) | 2012-08-01 | 2012-08-01 | Nasal passage irrigation catheter device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103565634A CN103565634A (en) | 2014-02-12 |
| CN103565634B true CN103565634B (en) | 2016-08-10 |
Family
ID=50038922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210270307.4A Active CN103565634B (en) | 2012-08-01 | 2012-08-01 | Nasal passage irrigation catheter device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103565634B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018119561A1 (en) * | 2016-12-26 | 2018-07-05 | 通博国际有限公司 | Collapsible nasal-cavity spray catheter |
| US10632280B2 (en) | 2017-09-15 | 2020-04-28 | Neosinus Health Inc. | Devices and methods for delivering fluid to a nasal cavity |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182326A (en) * | 1977-08-26 | 1980-01-08 | Ims Limited | Laryngotracheal syringe |
| US5827224A (en) * | 1995-11-22 | 1998-10-27 | Shippert; Ronald D. | Pressure applying fluid transfer medical device |
| CN2471336Y (en) * | 2001-03-16 | 2002-01-16 | 杨丽辉 | Bacteriumless flush device for nasal cavity |
| JP2004188074A (en) * | 2002-12-13 | 2004-07-08 | Mitani Valve Co Ltd | Spout for nasal cavity |
| US20060249161A1 (en) * | 2004-12-09 | 2006-11-09 | Kurt Waters | Methods and apparatus for nasal aspiration |
| WO2008091652A2 (en) * | 2007-01-24 | 2008-07-31 | Acclarent, Inc. | Methods, devices and systems for treatment and/or diagnosis of disorder of the ear, nose and throat |
| CN201058113Y (en) * | 2007-07-23 | 2008-05-14 | 庞桂才 | Nasal cavity cleaner |
| US20090221987A1 (en) * | 2008-02-29 | 2009-09-03 | Mansur Syeda J Z | Portable sinus and throat cleansing system and method |
| CN101810893B (en) * | 2009-02-16 | 2012-01-18 | 黄似兰 | Female self-service cleaner |
| CN201719531U (en) * | 2010-06-29 | 2011-01-26 | 李雪梅 | Simple nose washing device |
| CN102553012B (en) * | 2012-02-09 | 2013-03-20 | 唐山市第二医院 | Self-control pulse irrigating tube |
-
2012
- 2012-08-01 CN CN201210270307.4A patent/CN103565634B/en active Active
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| CN103565634A (en) | 2014-02-12 |
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Inventor after: Wu Liqiu Inventor after: Li Huixuan Inventor after: Li Ziyu Inventor before: Wu Liqiu Inventor before: Li Huixuan |