CN105193531B - Nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production method - Google Patents
Nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production method Download PDFInfo
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- CN105193531B CN105193531B CN201510747179.1A CN201510747179A CN105193531B CN 105193531 B CN105193531 B CN 105193531B CN 201510747179 A CN201510747179 A CN 201510747179A CN 105193531 B CN105193531 B CN 105193531B
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Abstract
The invention discloses a kind of nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production methods, belong to medical instrument and droplet ejection field.The nasal-cavity support frame, is made of elastic material, is reticular structure similar with human body nasal cavity profile, and reticular structure inside is interconnected hollow structure to form gas channel；It is equipped with an air inlet in the bottom of reticular structure, air intake valve is equipped at the air inlet.The bracket engagement nasal-cavity support frame uses comprising outer profile and the comparable main body of nasal-cavity support frame shape, the outer surface of the main body is provided with the groove to match with the reticular structure of the nasal-cavity support frame, handle is additionally provided in the bottom of the main body.The nasal-cavity support frame comfortable wearing and pick and place conveniently.
Description
Technical field
The present invention relates to medical instrument and droplet ejection field, espespecially a kind of nasal cavity branch based on droplet ejection manufacture craft
Frame and its manufacture craft design.
Background technology
Recently, various big hospital ear nose larynx all emerge in large numbers large quantities of rhinitis, nasosinusitis, Nasal Polyps Patients.According to experts, when the gold autumn
Section, is particularly easy to cause the infection of the upper respiratory tract, plus dust etc. of the morning and evening temperature difference greatly and in air, leads to the morbidity of nasal cavity disease
Rate is increased sharply, and especially troubling, after patient suffers from nasal cavity disease, a lot of people often let matters drift, and have as a result but attracted more
Big pain, or even influence quality of life.Although rhinitis will not bring life danger directly to patient, its complication and harm
Property can not be ignored.For clinically, Allergic Rhinitis early stage, due to nasal obstruction, sneeze constantly etc. symptoms occur, it is more
Work, sleep can be influenced, is reduced so as to cause quality of life.It will appear serial complication if delay treatment or malpractice,
One of the most common is asthma.According to statistics, the Allergic Rhinitis of about one third is associated with asthma symptoms.And suffer from all the year round
Allergic rhinitis, it is easy to form secondary infection, cause nasosinusitis, nasal polyp, sphagitis, allergic asthma, pneumonia, or even draw
Play the complication such as rheumatic fever, myocarditis.
For above-mentioned disease, it is crucial to improve nasal airflow.This is also that the patients such as some nasal polyps, deviation of nasal septum use
The reason of operation means.The postoperative deformation of nasal cavity in order to prevent, nowadays the means of hospital be fill in a large amount of absorbent cotton toward nasal cavity, but
Consequence caused by this mode is exactly nasal meatus, and patient is extremely painful when can not breathe completely and take out absorbent cotton, is also unfavorable for nasal cavity
The recovery of damaged part mucous membrane.
It is well known that dental aligners can be used for straightening of teeth.Equally, nasal-cavity support frame can correct nasal cavity, may be used also
With to all kinds of nasal cavity disease patients with unobstructed breathing.Existing nasal cavity holder has following several mostly：
Disclosed in CN200920064064.2 it is a kind of " aerating bracket fixed in postoperative nasal cavity of nose " and
A kind of " plug fixation device for nose ", this kind of nasal-cavity support frame disclosed in CN200720012184.9 are used to support the air bag or bone of nasal cavity
Frame be tubular either tubulose so that it is convenient to breathe but air bag or skeleton are big with nasal cavity inner membrance contact area and closely to connect
It touches, gas permeability is bad, and very uncomfortable.
CN201320798906.3 is disclosed a kind of " Wearable nasal cavity holder ", which is double-layer structure, outside
Layer is soft oxygen flow hydrophilic high molecular material, and internal layer is embedded with support frame, and support frame is rib cage shape.The advantages of nasal cavity holder
It is：Simple in structure, cost is relatively low, and it is convenient to wear.The disadvantage is that：Comfort is poor, and target user is relatively narrow, itself shared volume is larger,
Service life is short.
Also one is memorial alloys to be made, and need to implement operation implantation patient's nasal cavity by professional medical mechanism medical practitioner,
Belong to embedded type medical instrument, it can permanent or long-time service.Advantage is：It is apparent for certain a kind of people's curative effect.The disadvantage is that：Need profession
Operation implantation；The scope of application is narrow, and only very difficult illness can just take nasal-cavity support frame to be implanted into；Memory alloy material
Nasal-cavity support frame it is very expensive；Metal material is bigger to the stimulation of nasal cavity, and patient needs to be applicable in for a long time, some patients row
Reprimand reaction is violent, can only abandon this therapy.
CN201420453761.8 is disclosed " a kind of memorial alloy nasal bone correction bracket ", which is that netted memory is closed
Gold is made, wear it is more comfortable, but it is not convenient enough when picking and placeing, when especially taking out, need to catch on by the pliers with hook
Mesh is by its crimp, and there are some potential safety problemss.
Invention content
Technical problem to be solved by the present invention lies in a kind of comfortable wearing of offer, pick and place convenient nasal-cavity support frame.
Another technical problem to be solved by this invention is to provide a kind of cooperation nasal-cavity support frame and uses, and can facilitate nose
The bracket that chamber supporting rack picks and places.
Another technical problem to be solved by this invention is to provide a kind of making the nasal cavity branch using droplet ejection technology
The method of support.
In order to solve the above technical problems, technical solution of the invention is：
A kind of nasal-cavity support frame, is made of elastic material, is reticular structure similar with human body nasal cavity profile, this is netted
Inside configuration is interconnected hollow structure to form gas channel；It is equipped with an air inlet in the bottom of reticular structure, it should
Air intake valve is equipped at air inlet.
Preferably, the reticular structure, which uses, goes tip circle to bore reticular structure.
Preferably, the reticular structure is additionally provided with technique exhaust outlet, which is normally off when in use.
Preferably, the exhaust outlet is set to the bottom of the reticular structure, and positioned at the opposite side of air inlet.
Preferably, the reticular structure and nasal cavity contact side are in flat.
Preferably, the reticular structure is that the longitude and latitude cable architecture being made of loop wire and vertical line or the reticular structure are done
At triangle or cross-like.
Preferably, the reticular structure is the longitude and latitude cable architecture being made of loop wire and vertical line, and its vertical line or loop wire can
To make buckling shape.
The nasal-cavity support frame bracket that a kind of nasal-cavity support frame described in cooperation uses, which includes outer profile and the nose
The comparable main body of chamber supporting rack shape, the outer surface of the main body is provided with to match with the reticular structure of the nasal-cavity support frame
Groove is additionally provided with handle in the bottom of the main body.
Preferably, the main body is to go tip circle cone.
Preferably, the bracket uses the nasal cavity simulation model that environment-protective rubber material is made.
A kind of nasal-cavity support frame droplet ejection production method, it is characterised in that include the following steps：
Step 1 makes mold：Should include outer profile and the comparable main body of nasal-cavity support frame shape, the main body outside
Surface is provided with the groove to match with the reticular structure of the nasal-cavity support frame；
Mold is installed on droplet deposition apparatus by step 2；
Step 3 sprays nasal-cavity support frame material, covering groove bottom after solidification in mold trench；
Step 4, sprays positive photoresist on the cured material of step 3, and gas channel mould is formed by curing through ultraviolet light
Sample；
Step 5 continues to spray nasal-cavity support frame material in the trench, is allowed to covering step four and is formed by gas channel
Apperance, and be combined with the injection support frame material formed in step 3；
Step 6 carries out ultraviolet exposure processing to the semi-finished product of above-mentioned making, aobvious from air inlet injection fully after exposure
Shadow liquid makes internal positive photoresist become liquid from solid-state, later squeezes developer solution and photoresist from air inlet or exhaust outlet
Go out；
Step 7 loads onto air intake valve in air inlet, and exhaust outlet is heated to molten state mediating closing.
Preferably, the nasal-cavity support frame material is accounted for using ethylene-ethylacrylate EEA, ethyl acrylate EA therein
The 5% ~ 20% of EEA mass fractions；Or it may further be enriched with zinc stearate and demoulded with profit.
After adopting the above scheme, since nasal-cavity support frame of the present invention is reticular structure, good permeability is worn
Comfortably.And the gas channel of reticular structure inner hollow, it is inflated when in use, supporting rack is made to be expanded around to be supported on
Nasal cavity inner wall；Gas is extracted out when not in use, supporting rack, which is voluntarily shunk, to take out supporting rack, picked and placeed all very convenient.Always
It, the present invention can be used to correct nasal cavity shape, expands nasal cavity internal diameter, prevents nasal cavity from deforming.The present invention is using material environmental protection without public affairs
Evil, structure is small and light, cheap, and target user is extensive and comfort is good.
Description of the drawings
Fig. 1 is the appearance diagram of nasal-cavity support frame of the present invention；
Fig. 2 is the partial schematic diagram of nasal-cavity support frame of the present invention；
Fig. 3 is the structural schematic diagram of nasal-cavity support frame bracket of the present invention；
Fig. 4 is the flow chart of nasal-cavity support frame production method of the present invention；
Fig. 5 ~ Fig. 7 is nasal-cavity support frame fabrication processing figure of the present invention；
Fig. 8 is nasal-cavity support frame fabrication processing enlarged drawing of the present invention.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments.
Disclosed is a kind of nasal-cavity support frames, are presently preferred embodiments of the present invention as shown in Figures 1 and 2.Institute
The nasal-cavity support frame 1 stated is made of elastic material, is reticular structure 11 similar with human body nasal cavity profile, makes for convenience
Make, tip circle cone reticular structure may be used, which is interconnected hollow structure to form air-flow
Channel 12.It is equipped with an air inlet 13 in the bottom of reticular structure 11, air intake valve is equipped at the air inlet 13（It is not shown in figure）,
The gas nozzle structures such as similar swim ring, basketball may be used in the air intake valve.
Further, the reticular structure 11 is additionally provided with technique exhaust outlet 14 for convenience of manufacture, which exists
It is normally off when use, and the exhaust outlet 14 can also be set to the bottom of reticular structure 11, can be located at air inlet 13
Opposite side.
In order to increase comfort, reticular structure 11 and nasal cavity the contact side 15 of the nasal-cavity support frame 1 in flat,
This flat structure, increases contact area, reduces the extruding to nasal membrane, greatly reduces the sense of discomfort of patient.
In addition, the reticular structure 11 of support frame as described above 1 can be made intensive or sparse according to patient demand；It can be by the netted knot
Structure 11 makes the longitude and latitude cable architecture that embodiment is made of loop wire and vertical line like that in figure, reticular structure can also be made triangle or
Cross-like, to expand the contact area of supporting rack and nasal cavity inner wall；Also the vertical line of reticular structure or loop wire can be made buckling shape,
The range bigger extended when to inflate.
The air intake valve uses the structure and principle of basketball air inflation nozzle actually, and only its size is filled relative to basketball
Gas nozzle is smaller, very ripe from the point of view of the manufacturing technology of present basketball air inflation nozzle, and making one is smaller to fill
Gas nozzle can also be realized, and its air-tightness can also be met the requirements completely.
The nasal-cavity support frame 1 when in use, is stretched into nasal cavity appropriate depth, then by tool such as syringe-type
Syringe is inflated from air intake valve to supporting rack internal gas flow channel 12, until being supported on nasal cavity.Due to supporting rack
Material of main part has high resiliency, and reticular structure 11 can be extended to both ends, surrounding in gas replenishment process, and supporting rack and nasal cavity inner wall
The surface of contact is in flat, and supporting rack can be made to be come into full contact with nasal cavity inner wall and be unlikely to generate sense of discomfort.And inflation how much
Depending on needs, can voluntarily it accurately control.After inflation, syringe is extracted, air intake valve is automatically closed, entire nasal-cavity support frame
1 installation also just completes.The inside of support frame as described above is due to for hollow-core construction, and whole perforation so that each portion of supporting rack
Pressure is equal when dividing inflation, generates the effect integrally scaled.The nasal-cavity support frame 1 both can be used alone or can use in pairs, one
When denier patient does not need, it is inserted into needle tubing, extraction section gas, supporting rack is voluntarily shunk, you can supporting rack is taken out, it is close after cleaning
It closes come also reusable.This inflatable nasal-cavity support frame is manufactured by professional medical instrument mechanism, can voluntarily be worn by patient,
Voluntarily extract.
In order to facilitate picking and placeing for the nasal-cavity support frame 1, the present invention also further designs a nasal-cavity support frame bracket, such as
It is the preferred embodiment of the bracket shown in Fig. 3.The bracket 2 includes that outer profile is suitable with 1 shape of the nasal-cavity support frame
Main body 21, the present embodiment be go tip circle cone, the outer surface of the main body 21 is provided with the netted knot with the nasal-cavity support frame 1
The groove 22 that structure 11 matches is additionally provided with handle 23 in the bottom of the main body 21.The bracket 2 may be used environment-protective rubber material and do
At nasal cavity simulation model.
Before use, nasal-cavity support frame 1 is placed on bracket 2.In use, hand-held handle 23 will be sleeved in 2 groove 22 of bracket
Supporting rack 1 stretch into nasal cavity appropriate depth, needle tubing is then inserted into air intake valve, supporting rack is inflated, when air pressure reaches
After certain value, supporting rack, which expands, to be come, and is allowed to be automatically separated with bracket 2, is taken out bracket 2 at this time, that is, complete entire nasal cavity branch
The installation of support also just completes.When patient does not need the nasal-cavity support frame 1, bracket 2 is stretched into nasal cavity again, is inserted into needle
Pipe, extraction section gas, supporting rack 1 are voluntarily contracted to 2 surface of bracket, hand-held handle 23, extraction.
Present invention further teaches a kind of methods making the nasal-cavity support frame using droplet ejection technology, such as Fig. 4 to Fig. 8
It is shown, specifically comprise the following steps：
Step 1 makes mold：The structure of the mold 3 is practical suitable with the structure of the bracket 2.I.e. it includes outer profile
With the comparable main body 31 of 1 shape of the nasal-cavity support frame, the present embodiment is to go tip circle cone, the outer surface of the main body be provided with
The groove 32 that the reticular structure 11 of the nasal-cavity support frame 1 matches.The mold can be aluminium mold.
Mold is installed on droplet deposition apparatus by step 2：Get out a droplet deposition apparatus, the mould that will be made
Have mounted thereto, mold temperature can be kept at 50 ~ 60 DEG C, convenient for demoulding.Droplet ejection setting can be double with high temperature
The droplet deposition apparatus of nozzle, one size of nozzle are 0.1mm, and two size of nozzle is 0.05mm.
Step 3, by pilot injection nasal-cavity support frame material（The present embodiment uses ethylene-ethylacrylate EEA）It is packed into nozzle
Material storage tube one is heated to 205 ~ 300 DEG C, makes ethylene-ethylacrylate by one corresponding material storage tube one（EEA）As sprayable molten
Melt state；Sprayable positive photoresist is packed into two corresponding material storage tube two of nozzle.
Step 4, starting device are simultaneously debugged：The adjusting of alignment, jet velocity and injection liquid-drop diameter including nozzle
Deng.
Step 5 starts to spray.Ethylene-ethylacrylate is sprayed in mold trench 32（EEA）, covering groove after solidification
32 bottoms, the ethylene-ethylacrylate sprayed in the process（EEA）Amount it is less, be only only filled with channel bottom, section after solidification
In flat ellipticity, such as Fig. 5 and Fig. 8（b）It is shown.
Step 6 switches to nozzle 2, in the cured ethylene-ethylacrylate that step 5 is formed（EEA）Upper injection positivity
Photoresist forms the gas channel apperance of the nasal-cavity support frame 1 after ultraviolet light cures, such as Fig. 6 and Fig. 8 after molding（c）Institute
Show.
Step 7 switches to nozzle 1, continues to spray ethylene-ethylacrylate in groove 32（EEA）, it is allowed to covering step
The gas channel apperance formed in rapid six, and with the ethylene-ethylacrylate that is formed in step 2（EEA）In conjunction with curing molding
Afterwards such as Fig. 7 and Fig. 8（d）It is shown.
Step 8 carries out ultraviolet exposure processing to the semi-finished product of above-mentioned making, aobvious from air inlet injection fully after exposure
Shadow liquid makes internal positive photoresist become liquid from solid-state.
Step 9 inserts the needle into air inlet, is filled with protective gas inside, makes the liquid positive photoresist after development from another
One end exhaust outlet squeezes out.
Step 10 inserts the needle into air inlet, injects cleaning solution inside, makes the positive photoresist and developer solution of internal residual
It is flowed out from exhaust outlet with cleaning solution.
Step 11 is dried processing to the semi-finished product made above, and loads onto air intake valve at air inlet, will arrange
Gas port heats.
Step 12 is inflated processing to the finished product made in step 11, so that it is extended to the outside and come, is both to life
A kind of whether qualified inspection of product is produced, also allows for its being smoothly transferred on bracket from mold.
Step 13 carries out disinfection processing and encapsulation to above-mentioned product, and entire technical process just finishes, and is molded nasal cavity
Supporting rack is as shown in Figure 1.
Finer sprinkler equipment may be used in the present invention, the diameter of reticular structure is made smaller so that wearing
Comfort more preferably, while the shared nasal cavity space that also reduces supporting rack itself.Certainly, the manufacture craft of differing complexity also can
Corresponding different production cost and selling price, patient make a choice in combination with own actual situation.
Further, ethylene-ethylacrylate may be used in 1 material of main part of the nasal-cavity support frame（EEA）.In order to improve
The density and flexibility of supporting rack, wherein being added to the ethyl acrylate that mass fraction is 5% ~ 20%（EA）.When injection molding, due to
EEA caking property is larger, and material solution sticks mould, therefore is also added with zinc stearate and demoulds.The material high resilience, contact it is soft and
It is non-hazardous to human body.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore the changes or modifications that claim under this invention and specification are done in every case, it should all belong to the range that patent of the present invention covers
Within.
Claims (13)
1. a kind of nasal-cavity support frame, it is characterised in that：It is made of elastic material, which is and human body nasal cavity profile phase
As reticular structure（11）, which is made of interconnected hollow structure, to form gas channel（12）；In net
Shape structure（11）Bottom be equipped with an air inlet（13）, air intake valve is equipped at the air inlet.
2. nasal-cavity support frame according to claim 1, it is characterised in that：The reticular structure（11）It is bored using tip circle is removed
Reticular structure.
3. nasal-cavity support frame according to claim 1 or 2, it is characterised in that：The reticular structure（11）It is additionally provided with
Technique exhaust outlet（14）, which is normally off when in use.
4. nasal-cavity support frame according to claim 3, it is characterised in that：The exhaust outlet（14）It is set to described netted
Structure（11）Bottom, and be located at air inlet（13）Opposite side.
5. nasal-cavity support frame according to claim 1 or 2, it is characterised in that：The reticular structure（11）In nasal cavity
Portion contacts side（15）In flat.
6. nasal-cavity support frame according to claim 1 or 2, it is characterised in that：The reticular structure（11）For by loop wire
The longitude and latitude cable architecture or the reticular structure constituted with vertical line makes triangle or cross-like.
7. nasal-cavity support frame according to claim 1 or 2, it is characterised in that：The reticular structure（11）For by loop wire
The longitude and latitude cable architecture constituted with vertical line, and its vertical line or loop wire make buckling shape.
8. the nasal-cavity support frame bracket that the nasal-cavity support frame described in a kind of one of cooperation claim 1-7 uses, it is characterised in that：
The bracket（2）Including outer profile and the nasal-cavity support frame（1）The comparable main body of shape（21）, the outer surface of the main body is provided with
With the reticular structure of the nasal-cavity support frame（11）The groove to match（22）, handle is additionally provided in the bottom of the main body（23）.
9. nasal-cavity support frame bracket according to claim 8, it is characterised in that：The main body（21）To go tip circle to bore
Body.
10. nasal-cavity support frame bracket according to claim 8, it is characterised in that：The bracket（2）Using environment-friendly rubber
Material is made.
11. a kind of nasal-cavity support frame droplet ejection production method, it is characterised in that include the following steps：
Step 1 makes mold：The mold includes outer profile and the nasal-cavity support frame（1）The comparable main body of shape（31）, should
The outer surface of main body is provided with the reticular structure with the nasal-cavity support frame（11）The groove to match（32）；
Mold is installed on droplet deposition apparatus by step 2；
Step 3 sprays nasal-cavity support frame material in mold trench, covering groove bottom after material solidification；
Step 4, sprays positive photoresist on the cured material of step 3, and gas channel apperance is formed by curing through ultraviolet light；
Step 5 continues to spray nasal-cavity support frame material in the trench, is allowed to covering step four and is formed by gas channel apperance,
And it is combined with the injection support frame material formed in step 3；
Step 6 carries out ultraviolet exposure processing to the semi-finished product of above-mentioned making, fully injects developer solution from air inlet after exposure,
So that internal positive photoresist is become liquid from solid-state, later squeezes out developer solution and photoresist from air inlet or exhaust outlet；
Step 7 loads onto air intake valve in air inlet, and exhaust outlet, which is heated to molten state, mediates closing.
12. nasal-cavity support frame droplet ejection production method according to claim 11, it is characterised in that：The nasal cavity support
Frame material uses ethylene-ethylacrylate, ethyl acrylate therein to account for the 5% ~ 20% of ethylene-ethylacrylate mass fraction.
13. nasal-cavity support frame droplet ejection production method according to claim 12, it is characterised in that：The nasal cavity support
It is demoulded with profit added with zinc stearate in frame material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510747179.1A CN105193531B (en) | 2015-11-06 | 2015-11-06 | Nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510747179.1A CN105193531B (en) | 2015-11-06 | 2015-11-06 | Nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production method |
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| CN105193531A CN105193531A (en) | 2015-12-30 |
| CN105193531B true CN105193531B (en) | 2018-09-28 |
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| CN201510747179.1A Expired - Fee Related CN105193531B (en) | 2015-11-06 | 2015-11-06 | Nasal-cavity support frame, nasal-cavity support frame bracket and the nasal-cavity support frame droplet ejection production method |
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| US10449092B2 (en) | 2016-02-09 | 2019-10-22 | Utilitytip.Com Llc | Utility device for removing earwax |
| CN106510911B (en) * | 2016-12-12 | 2018-05-11 | 郑晓明 | Nasal cavity stent |
| CN111084683A (en) * | 2020-01-16 | 2020-05-01 | 苏州卫生职业技术学院 | Adjustable auxiliary ventilation support for nasal septum deflection |
| CN117137700B (en) * | 2023-10-30 | 2023-12-29 | 江苏启灏医疗科技有限公司 | Nasal sinus support and conveying system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205094743U (en) * | 2015-11-06 | 2016-03-23 | 厦门理工学院 | Nasal cavity support frame and cooperate bracket that this nasal cavity support frame used |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5895409A (en) * | 1997-09-16 | 1999-04-20 | Mehdizadeh; Hamid | Nasal dilator |
| ES2450925T3 (en) * | 2002-09-18 | 2014-03-25 | Asap Breathe Assist Pty Ltd | Dilator of the nasal cavity |
| US20040147954A1 (en) * | 2003-01-14 | 2004-07-29 | Wood Charles E. | Internal nasal dilator |
| CN201119942Y (en) * | 2007-11-22 | 2008-09-24 | 王友彬 | Nosewing expander |
| CN201389110Y (en) * | 2009-04-15 | 2010-01-27 | 贺润明 | Aerating bracket fixed in postoperative nasal cavity of nose |
| CN201691982U (en) * | 2010-02-05 | 2011-01-05 | 中国人民解放军第三军医大学第三附属医院 | Ventilation type dual-purpose nasal cavity plugger |
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| CN205094743U (en) * | 2015-11-06 | 2016-03-23 | 厦门理工学院 | Nasal cavity support frame and cooperate bracket that this nasal cavity support frame used |
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