CN204521942U - A kind of nasal cavity expansion - Google Patents
A kind of nasal cavity expansion Download PDFInfo
- Publication number
- CN204521942U CN204521942U CN201520082693.3U CN201520082693U CN204521942U CN 204521942 U CN204521942 U CN 204521942U CN 201520082693 U CN201520082693 U CN 201520082693U CN 204521942 U CN204521942 U CN 204521942U
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- CN
- China
- Prior art keywords
- divergent channel
- convergent divergent
- nasal cavity
- arc convergent
- arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
This utility model relates to a kind of nasal cavity expansion, and comprising: arc convergent divergent channel, this arc convergent divergent channel is the hollow ventilated structure of the equal opening in front-end and back-end, and the external diameter of arc convergent divergent channel front-end and back-end is all greater than the external diameter of arc convergent divergent channel central authorities; The mushroom be fixedly connected with described arc convergent divergent channel front end protects head, and mushroom protection head is provided with the air-vent connected with the front end of described arc convergent divergent channel; The adhesive tape be fixedly connected with arc convergent divergent channel; Wherein, described mushroom protection head is the structure of thin edge, thick middle.Nasal cavity expansion that this programme provides can be adhered on external nose, and preferably to the supporting role that nasal cavity plays, can also protect external nose front end.
Description
Technical field
This utility model relates to medical domain, specifically, relates to a kind of nasal cavity expansion.
Background technology
Atresia of anterior naris and narrowly refer to due to congenital diseases, injure nasal cavity leading portion dysfunction of ventilation caused by acquired disease outward.The atresia of posterior naris cause of disease is not bright so far, mostly thinks to be congenital development defect, and namely choana is for locking is every closing wholly or in part.
Operation is the method for the above-mentioned disease of unique effectively treatment.Can excise in operation process front and back atretorrhinia every, postoperative all need places convergent divergent channel, supports the object of nasal cavity to reach.And in current used convergent divergent channel, generally select thick aspirator tube or closed thoracic drainage tube, self manufacture becomes " U " type expansion, walk around nasal septum rear end, pass from bilateral prenaris before backward, front end gets part aspirator tube or drainage tube again, sews up fixing with prenaris place two broken ends of fractured bone.And there is larger defect in above-mentioned convergent divergent channel: the nasal cavity dilating pipe production process of general self manufacture is more loaded down with trivial details, place in art and there is certain difficulty, and no matter be aspirator tube or drainage tube, its front and back end thickness is consistent, for the hemostasis by compression of postoperative prenaris and choana incisxal edge and dilating effect not good enough, and change dressings in nasal cavity dilating pipe put procedure and clean equal inconvenience.
Therefore, how to design a kind of brand-new device, solving the problem that Post operation nasal cavity supports, is that those skilled in the art need solution badly.
Utility model content
The purpose of this utility model is for overcoming above-mentioned the deficiencies in the prior art, provides a kind of nasal cavity expansion.This device, by designing brand-new structure, can provide good support after surgery for nasal cavity, and can protect nostril leading edge, and is convenient to fix and clean, change dressings.
In order to reach above-mentioned purpose, this utility model adopts following technical scheme:
Nasal cavity expansion, comprising:
Arc convergent divergent channel, this arc convergent divergent channel is the hollow ventilated structure of the equal opening in front-end and back-end; The external diameter of arc convergent divergent channel front-end and back-end is all greater than the external diameter 1-2mm of arc convergent divergent channel central authorities;
The mushroom be fixedly connected with described arc convergent divergent channel front end protects head, and mushroom protection head is provided with the air-vent connected with the front end of described arc convergent divergent channel;
The adhesive tape be fixedly connected with arc convergent divergent channel, described adhesive tape and mushroom protect the distance of head to be 2mm-3mm;
Wherein, described mushroom protection head is the structure of thin edge, thick middle.
Preferably, the internal diameter of described arc convergent divergent channel is 4mm.
Preferably, the length of described arc convergent divergent channel is 6cm.
Preferably, described arc convergent divergent channel and mushroom protection head are silica gel material.
Preferably, the rear end of described arc convergent divergent channel is arc structure.
The beneficial effects of the utility model are:
(1) arc convergent divergent channel meets the physiological camber of human body nasal cavity, can insert in nasal cavity preferably, can reduce the mucosa injury of nasal cavity;
(2) external diameter of convergent divergent channel front-end and back-end is slightly larger than the external diameter in the middle of convergent divergent channel, and for prenaris and/or atresia of posterior naris, the wound surface after excision can play effective hemostasis by compression and dilating effect.
(3) this device can be adhered to external nose front end by adhesive tape preferably, prevents from coming off;
(4) mushroom protection head by prenaris edges cover, can play a good protection.
Accompanying drawing illustrates:
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of mushroom protection head in this utility model;
Fig. 3 be in Fig. 2 A-A to sectional view;
Fig. 4 is the structural representation of arc convergent divergent channel in this utility model;
Fig. 5 be in Fig. 4 A-A to sectional view;
Wherein: 1, arc convergent divergent channel, 2, mushroom protection head, 3, air-vent, 4, adhesive tape.
Detailed description of the invention:
Below in conjunction with the accompanying drawing in this utility model embodiment, be clearly and completely described the technical scheme in this utility model embodiment, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments.Based on the embodiment in this utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of this utility model protection.
Embodiment 1: a kind of nasal cavity expansion, its structure as Figure 1-5, comprising:
Arc convergent divergent channel 1, this arc convergent divergent channel 1 is the hollow ventilated structure of the equal opening in front-end and back-end; The external diameter of front-end and back-end is all greater than the external diameter 1-2mm of arc convergent divergent channel central authorities;
The mushroom be fixedly connected with described arc convergent divergent channel 1 front end protects 2, and mushroom protection 2 is provided with the air-vent 3 connected with the front end of described arc convergent divergent channel;
Arc convergent divergent channel 1 is provided with shallow grooves, and groove internal fixtion is connected with adhesive tape 4, and adhesive tape 4 and mushroom protect the distance of 2 to be 2mm.
Wherein, described mushroom protection 2 is the structure of thin edge, thick middle.
Preferably be chosen as, the internal diameter of arc convergent divergent channel 1 is 4mm, and length is 6cm; And arc convergent divergent channel 1 and mushroom protection 2 are silica gel material.
In order to better protect nasal cavity, the rear end of arc convergent divergent channel 1 is circular arc smooth structure.
During use, tear the protecting film of adhesive tape 4, arc convergent divergent channel 1 is inserted in nasal cavity, then that adhesive tape 4 is bonding with external nose front end, realize fixing.After fixedly completing, nostril margins will wrap up by mushroom protection 2, plays a good protection.
During breathing, air passes in and out through the front and back end of arc convergent divergent channel 1.
Because arc convergent divergent channel 1 and mushroom protection 2 are silica gel material, silica gel has good elasticity and chemical stability, and nontoxic, so can provide good support for nasal cavity, and not easily causes allergic reaction.
After have employed said structure, nasal cavity expansion that this programme provides, preferably to the supporting role that nasal cavity plays, and can protect external nose front end.
Embodiment 2: a kind of nasal cavity expansion, still as Figure 1-3, the place different from embodiment 1 is its structure: described adhesive tape 4 and mushroom protect the distance of 2 to be 3mm.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses this utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, this utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (5)
1. nasal cavity expansion, is characterized in that, comprising:
Arc convergent divergent channel, this arc convergent divergent channel is the hollow ventilated structure of the equal opening in front-end and back-end, and the external diameter of arc convergent divergent channel front-end and back-end is all greater than the external diameter of arc convergent divergent channel central authorities;
The mushroom be fixedly connected with described arc convergent divergent channel front end protects head, and mushroom protection head is provided with the air-vent connected with the front end of described arc convergent divergent channel;
The adhesive tape be fixedly connected with arc convergent divergent channel;
Wherein, described mushroom protection head is the structure of thin edge, thick middle.
2. nasal cavity expansion according to claim 1, it is characterized in that, the internal diameter of described arc convergent divergent channel is 4mm.
3. nasal cavity expansion according to claim 1, it is characterized in that, the length of described arc convergent divergent channel is 6cm.
4. nasal cavity expansion according to claim 1, is characterized in that, described arc convergent divergent channel and mushroom protection head are silica gel material.
5. nasal cavity expansion according to claim 1, it is characterized in that, the rear end of described arc convergent divergent channel is arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082693.3U CN204521942U (en) | 2015-02-05 | 2015-02-05 | A kind of nasal cavity expansion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520082693.3U CN204521942U (en) | 2015-02-05 | 2015-02-05 | A kind of nasal cavity expansion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204521942U true CN204521942U (en) | 2015-08-05 |
Family
ID=53736007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520082693.3U Expired - Fee Related CN204521942U (en) | 2015-02-05 | 2015-02-05 | A kind of nasal cavity expansion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204521942U (en) |
-
2015
- 2015-02-05 CN CN201520082693.3U patent/CN204521942U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20160205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |