CN206333986U - One kind is complied with esophageal peristalsis and fitted full Esophageal Stent - Google Patents
One kind is complied with esophageal peristalsis and fitted full Esophageal Stent Download PDFInfo
- Publication number
- CN206333986U CN206333986U CN201621123370.5U CN201621123370U CN206333986U CN 206333986 U CN206333986 U CN 206333986U CN 201621123370 U CN201621123370 U CN 201621123370U CN 206333986 U CN206333986 U CN 206333986U
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- esophageal
- silk screen
- complied
- esophageal stent
- stent
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Abstract
The utility model, which is related to one kind, to be complied with esophageal peristalsis and fits full Esophageal Stent, the Esophageal Stent is made up of three sections of smooth connections that two ends are thick, centre is thin, two ends section is the netted tubular surrounded of individual layer, interlude is formed by wide strip silk screen spiral winding, the upper end of the strip silk screen, which is provided with, rises to the bait, the lower end of the strip silk screen is provided with lower hook, the strip silk screen rising to the bait and mutually fastened with lower hook thereon in helical wrapping process, and the section of the strip silk screen is in step-like.The Esophageal Stent is formed by wide strip silk screen spiral winding, make it have retractility and trackability, the wriggling process of oesophagus can be passed into food to greatest extent, make it easier to complete to swallow, and the trackability of support further enhances the sweep resistance of support, significantly improve support influences on the function and structure of oesophagus;The support enable the patient to it is more comfortable and with human body esophageal wall is comprehensive fits, the support avoids pushing tracheae to greatest extent.
Description
Technical field
The utility model is related to technical field of medical instruments, and in particular to one kind is complied with esophageal peristalsis and fitted full rami esophagei
Frame.
Background technology
Esophageal Stent to good/malignantes esophageal stricture, acute esophageal perforation, esophageal fistula and duty door achalasia therapeutic effect compared with
It is good, especially acute esophageal perforation and esophageal fistula patient are placed after full peritonaeum support, leak can be effectively blocked, in minimally invasive method
Treat Severe acute disease.Expanded under oesophagus carcinoma in situ and precancerous lesion Endoscopic Treatment, lemostenosis scope, late esophagus cancer radiotherapy
Etc. the generation of esophageal fistula after esophageal perforation in postoperative esophageal stricture, art and treatment can be caused, can be had using full Coated Stents in Treatment of Benign
Effect reduces and treats above complication.The Esophageal Stent of current Clinical practice is predominantly from swollen property metallic support (SEMS) and from swollen
Property plastic stent (SEPS).SEMS shortcoming is:Support two ends tension force is larger, easily causes new granulation tissue to grow, causes
It is narrow again;Support is hard without wriggling, inserts rear local discomfort high with pain incidence.And SEPS shortcoming is:Insert skill
Art is complicated, inserts painful, and inserting, after-poppet displacement incidence is high.
Normal human's oesophagus inner chamber is ellipse, and all cylindrical shapes of existing Esophageal Stent, and such a Esophageal Stent can not
Esophageal wall is fitted entirely, existing support can not be accomplished to carry out forming movement with oesophagus in addition, and the motion of oesophagus can not be by propping up
Frame is delivered to food, and the purpose that wriggling food makes it swallow cannot be played very well;Support can not wriggle or hypopharynx saliva with
There is the reason for different degrees of discomfort is with pain during food;The Esophageal Stent of cylindrical in shape, also one most serious it is concurrent
Disease, is just possible to push the tracheae in front of it, causes fatefulue tracheostenosis.Such as Publication No. CN104107099A's
Chinese invention patent discloses a kind of Esophageal Stent, and piston ring type design therein can only anti-dropout, it is impossible to food delivery oesophagus
Wriggling, in addition this support esophageal wall can not entirely be fitted.
The content of the invention
To overcome drawbacks described above, it is to provide a kind of more comfortable anti-creep to fit entirely that the purpose of this utility model, which is,
Esophageal Stent.
The purpose of this utility model is achieved through the following technical solutions:
One kind of the present utility model is complied with esophageal peristalsis and fitted full Esophageal Stent, the Esophageal Stent by two ends it is thick, in
Between thin three sections of smooth connection compositions, two ends section is the netted tubular surrounded of individual layer, and interlude is by wide strip silk screen spiral shell
Rotation is entwined, and the upper end of the strip silk screen, which is provided with, rises to the bait, and the lower end of the strip silk screen is provided with lower hook, the strip
Silk screen rising to the bait and mutually fastened with lower hook thereon in helical wrapping process, the section of the strip silk screen is in step-like.
Further, the section of the interlude is ellipse.
Further, the section of the strip silk screen is in three folding shapes, the first folding being respectively sequentially connected, the second folding and the 3rd
Folding, first folding be arranged in parallel with the 3rd folding, and described rise to the bait is arranged on the upper end of the first folding, and the lower hook is arranged on the 3rd folding
Lower end, the 3rd folding sets inwardly relative to the first folding.
Further, the top and bottom of the Esophageal Stent are concordant setting.
Further, it is described to rise to the bait and lower hook is formed by sheet bar Ultimum Ti bending.
Further, the material of the strip silk screen is Ultimum Ti.
Further, the twine hole on the strip silk screen assumes diamond in shape.
Further, the curved shape in junction risen to the bait with strip silk screen upper end, the lower hook and strip silk screen lower end
The curved shape in junction;The top and bottom opening of the Esophageal Stent is expanded in rim of a cup sample or mushroom sample.
Further, there are three tag blocks the both sides of the Esophageal Stent respectively, and the tag block is entwined by gold silk,
The Esophageal Stent is respectively arranged at the two ends with net draw ring.
Further, the interior outside of the strip silk screen be provided with overlay film or simple inner side overlay film or simple outside overlay film or
Part overlay film;The infall of every two twines is provided with wire drawing button in the top and bottom opening of the Esophageal Stent.
One kind that the utility model is provided is complied with the oval anatomical structure of esophageal peristalsis function and oesophagus and fitted full rami esophagei
Frame, the Esophageal Stent is made up of three sections of smooth connections that two ends are thick, centre is thin, and two ends section is the netted cylinder surrounded of individual layer
Shape, interlude is formed by wide strip silk screen spiral winding, makes it have retractility and trackability, can be to greatest extent by food
The wriggling process of pipe passes to food, makes it easier to complete to swallow, and the trackability of support further enhances support
Sweep resistance;Simultaneously the support enable the patient to it is more comfortable and with human body esophageal wall is comprehensive fits, the support maximum limit
That spends avoids pushing tracheae.
Brief description of the drawings
For ease of explanation, the utility model is described in detail by following preferred embodiments and accompanying drawing.
Fig. 1 is that a kind of esophageal peristalsis of complying with of the utility model is fitted the structure chart of Esophageal Stent entirely;
Fig. 2 is that a kind of esophageal peristalsis of complying with of the utility model is fitted the top view of Esophageal Stent entirely;
Fig. 3 is that a kind of esophageal peristalsis of complying with of the utility model is fitted the spiral schematic diagram of Esophageal Stent entirely;
Fig. 4 is that a kind of esophageal peristalsis of complying with of the utility model is fitted the sectional view of Esophageal Stent entirely;
Fig. 5 is that a kind of esophageal peristalsis of complying with of the utility model is fitted the sectional view of strip silk screen in Esophageal Stent entirely.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
One kind of the present utility model is complied with the oval anatomical structure of esophageal peristalsis function and oesophagus and fitted full Esophageal Stent, should
Esophageal Stent is made up of three sections of smooth connections that two ends are thick, centre is thin, and two ends section is the netted tubular surrounded of individual layer, middle
Section is formed by the wide spiral winding of strip silk screen 1, and the upper end of the strip silk screen 1 is provided with rise to the bait 2, the lower end of the strip silk screen 1
Lower hook 3 is provided with, rise to the bait 2 and lower hook 3 mutually fastening, the strip silk screen 1 of the strip silk screen 1 in helical wrapping process thereon
Section in step-like, step-like make it that lower hook 3 and 2 in the vertical directions of rising to the bait have certain alternate position spike, both fasten up and down
Afterwards just on a vertical curve, it is ensured that the shape uniformity of tubulose Esophageal Stent, thickness is equal up and down;The Esophageal Stent it is upper
End is concordant setting with lower end, and the end opening up and down of the Esophageal Stent is in rim of a cup sample or mushroom sample, is easy to more preferable with esophageal wall
Laminating and fixation.
Wherein, the section of the Esophageal Stent is ellipse, meets human body oesophagus cavity shape, is more convenient and human body esophageal wall
Comprehensive laminating.As shown in figure 5, the section of the strip silk screen 1 is in three folding shapes, the first folding 4 being respectively sequentially connected, the second folding
5 and the 3rd folding 6, first folding 4 is be arranged in parallel with the 3rd folding 6, and 2 upper ends for being arranged on the first folding 4 of rising to the bait, the lower hook 3 is set
In the lower end of the 3rd folding 6, the 3rd folding 6 is set inwardly relative to the first folding 4;The junction of rise to the bait 2 and the upper end of strip silk screen 1
Curved shape, the curved shape in junction of the lower hook 3 and the lower end of strip silk screen 1, arc shape to rise to the bait 2 and lower hook 3 fasten more
It is convenient firm.
This rise to the bait 2 and lower hook 3 formed by sheet bar Ultimum Ti bending, the material of the strip silk screen 1 is NiTi
Memorial alloy, the more stable reliability of Ultimum Ti material capability is suitable as human body embedded type equipment.On the strip silk screen 1
Twine hole assume diamond in shape, the deformation of rhombus is servo-actuated performance more preferably.The inner side of strip silk screen 1 is provided with overlay film (not shown), overlay film
The resistance of food can be reduced, be easy to swallow.
One kind that the utility model is provided is complied with esophageal peristalsis and fitted full Esophageal Stent, and the Esophageal Stent is by wide strip
The spiral winding of silk screen 1 is formed, and makes it have retractility and trackability, to greatest extent can be passed to the wriggling process of oesophagus
Food, makes it easier to complete to swallow, and the trackability of support further enhances the anti-creep of support;While the branch
Frame enable the patient to it is more comfortable and with human body oesophagus is comprehensive fits.Using the design of generally oval tubular, paste comprehensively
Oesophagus inwall is closed, the anti-creep of support can be increased by enabling the patient to more comfortable and comprehensive laminating.
The end opening up and down of Esophageal Stent expands in rim of a cup sample or mushroom sample;There are three marks the both sides of Esophageal Stent respectively
Block 7, the tag block 7 is entwined by gold silk;Respectively there are a net draw ring 8, the top and bottom of Esophageal Stent in Esophageal Stent two ends
The wire drawing button 9 that the infall of every two twines is provided with wire drawing button 9, opening in opening passes through twine, and two ends border twine is each
A net draw ring 8 is provided with, when the net draw ring 8 for pulling two ends, Esophageal Stent, which can shrink, to attenuate, filling in when being easy to place
And taking-up when changing, the major axis top of the oval each section of Esophageal Stent is placed with symmetrical tag block 7, tag block 7
Material is proof gold, the radial contraction inside the axial shrinkage amount being easy between the section of later observations support and section and each section
Amount.
The interior outside of strip silk screen 1 is provided with overlay film or simple inner side overlay film, simple outside overlay film or part overlay film, should
Overlay film is the special medical polyester film of macromolecule.
During mounting bracket, under the monitoring of X-ray machine, anti-creep Esophageal Stent of fitting entirely is enclosed within general anti-dropout
On oesophagus laying bracket, esophageal canceration position is sent into after stretched deformation, anti-dropout oesophagus laying bracket takes out afterwards in place, its
On Esophageal Stent slowly expand recover stretcher strain before shape the oesophagus of blocking is strutted, you can to patient complete install.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
1. one kind is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the Esophageal Stent is thick, middle thin by two ends
Three sections of smooth connection compositions, two ends section is the netted tubular surrounded of individual layer, and interlude twines by wide strip silk screen spiral
Around into the upper end of the strip silk screen, which is provided with, rises to the bait, and the lower end of the strip silk screen is provided with lower hook, the strip silk screen
The rising to the bait and mutually fastened with lower hook thereon in helical wrapping process, the section of the strip silk screen is in step-like.
2. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the centre
The section of section is ellipse.
3. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the strip
The section of silk screen is in three folding shapes, and the first folding being respectively sequentially connected, the second folding and the 3rd folding, first folding are folded flat with the 3rd
Row is set, and described rise to the bait be arranged on the upper end of the first folding, and the lower hook is arranged on the lower end of the 3rd folding, the 3rd folding relative to
First folding is set inwardly.
4. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the oesophagus
The top and bottom of support are concordant setting.
5. one kind according to claim 4 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that described to rise to the bait
Formed with lower hook by sheet bar Ultimum Ti bending.
6. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the strip
The material of silk screen is Ultimum Ti.
7. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the strip
Twine hole on silk screen assumes diamond in shape.
8. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that described to rise to the bait
With the curved shape in junction of strip silk screen upper end, the lower hook and the curved shape in junction of strip silk screen lower end;The food
The top and bottom opening of pipe holder is expanded in rim of a cup sample or mushroom sample.
9. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the oesophagus
There are three tag blocks the both sides of support respectively, and the tag block is entwined by gold silk, and the two ends of the Esophageal Stent are respectively set
There is net draw ring.
10. one kind according to claim 1 is complied with esophageal peristalsis and fitted full Esophageal Stent, it is characterised in that the length
The interior outside of bar silk screen is provided with overlay film or simple inner side overlay film or simple outside overlay film or part overlay film;The Esophageal Stent
Top and bottom opening on the infalls of every two twines be provided with wire drawing button.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621123370.5U CN206333986U (en) | 2016-10-15 | 2016-10-15 | One kind is complied with esophageal peristalsis and fitted full Esophageal Stent |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621123370.5U CN206333986U (en) | 2016-10-15 | 2016-10-15 | One kind is complied with esophageal peristalsis and fitted full Esophageal Stent |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206333986U true CN206333986U (en) | 2017-07-18 |
Family
ID=59299069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621123370.5U Expired - Fee Related CN206333986U (en) | 2016-10-15 | 2016-10-15 | One kind is complied with esophageal peristalsis and fitted full Esophageal Stent |
Country Status (1)
Country | Link |
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CN (1) | CN206333986U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106420127A (en) * | 2016-10-15 | 2017-02-22 | 韩新巍 | Fully fitting esophageal stent complying with esophageal peristalsis |
-
2016
- 2016-10-15 CN CN201621123370.5U patent/CN206333986U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106420127A (en) * | 2016-10-15 | 2017-02-22 | 韩新巍 | Fully fitting esophageal stent complying with esophageal peristalsis |
CN106420127B (en) * | 2016-10-15 | 2019-03-15 | 郑州大学第一附属医院 | One kind complying with esophageal peristalsis and is bonded Esophageal Stent entirely |
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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: 20170718 Termination date: 20191015 |