CN103876868B - Expansible Esophageal Stent - Google Patents
Expansible Esophageal Stent Download PDFInfo
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- CN103876868B CN103876868B CN201410155023.XA CN201410155023A CN103876868B CN 103876868 B CN103876868 B CN 103876868B CN 201410155023 A CN201410155023 A CN 201410155023A CN 103876868 B CN103876868 B CN 103876868B
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- stake body
- esophageal stent
- column pipe
- esophagus
- esophageal
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Abstract
The column pipe that the invention discloses a kind of Expansible Esophageal Stent, comprise the stake body of cylindrical tube, cover the expanded balloon on stake body external cylindrical surface and be connected with stake body one end, described column pipe is communicated with expanded balloon.This Expansible Esophageal Stent well can coincide with human body esophageal lumen shape, and there is not the expansion section or sharp portion that stimulate esophagus, has good toleration; Column pipe passed from patient's nasal cavity and is fixed on external by adhesive plaster etc., thus stake body can be eliminated because of esophagus physiological wriggling etc. and cause ground Esophageal Stent displacement, the problem that comes off; After implantation esophagus a period of time, when stake body deforms because of the growth of its surrounding tissue, inflate to expanded balloon by column pipe, tissue around Esophageal Stent is expanded, support physical ability recovers original shape automatically, therefore this Esophageal Stent can eliminate the problem being extruded distortion because of the growth of its surrounding tissue, and esophagus long service life, therapeutic effect is good.
Description
Technical field
The present invention relates to a kind of medical apparatus and instruments, particularly a kind of Esophageal Stent.
Background technology
Esophagostenosis or esophago-tracheal fistula are serious threat the patients ' life quality even serious disease of life, Esophageal Stent is implanted at esophageal lumen, it is treatment esophagostenosis or esophago-tracheal fistula is more convenient, safe, effective, a kind of method of Wicresoft, apply more at present clinically, but also there is distinct disadvantage in this Therapeutic Method, as:
1, existing Esophageal Stent is easily because there is displacement and the problem that comes off in the reasons such as esophagus physiological wriggling.At present, in order to solve the displacement of Esophageal Stent and the problem that comes off, usually the one or both ends of Esophageal Stent are made the expansion position of special shape, as " horn-like ", " goblet shape " or " bulb shape " etc., or arrange in the one or both ends of Esophageal Stent and stretch out cradle wall and the metal barb thrusting esophageal tissue, to strengthen the stability of Esophageal Stent implantation position; But the expansion position of Esophageal Stent and agnail make patient produce the malaise symptoms such as foreign body sensation after causing stenter to implant again, and agnail causes the risk of esophageal wall and damaging surrounding tissue in addition.
2, after implantation Esophageal Stent a period of time, due to the growth of Esophageal Stent surrounding tissue, and Esophageal Stent has certain elasticity, and the problem being extruded distortion also easily appears in Esophageal Stent.
Therefore need a kind ofly can eliminate Esophageal Stent displacement, come off and the novel Esophageal Stent of problem on deformation.
Summary of the invention
In view of this, the object of this invention is to provide a kind of Expansible Esophageal Stent, to solve the easy displacement that existing Esophageal Stent exists, the problem coming off and be out of shape.
Expansible Esophageal Stent of the present invention, the column pipe comprising the stake body of cylindrical tube, cover the expanded balloon on stake body external cylindrical surface and be connected with stake body one end, described column pipe is communicated with expanded balloon.
Further, described stake body comprises the steel-wire carcass of straight tube-like and the silicone rubber membrane be coated on outside steel-wire carcass.
Further, the two ends of described stake body are provided with the silicone rubber shirt rim of toroidal.
Further, described column pipe comprise be connected with silicone rubber membrane body and be arranged at the steel wire fibre be connected in body and with steel-wire carcass.
Further, the outer surface of described column pipe is provided with linear measure longimetry scale.
Beneficial effect of the present invention:
1, Expansible Esophageal Stent of the present invention, its stake body is cylindrical tube, well can coincide with human body esophageal lumen shape, there is not the expansion section or sharp portion that stimulate esophagus, makes it have good toleration; Simultaneously after stake body implants esophagus, column pipe can be passed from patient's nasal cavity and be fixed on external by adhesive plaster etc., thus stake body can be eliminated because of esophagus physiological wriggling etc. and cause ground Esophageal Stent displacement, the problem that comes off, fixing good reliability, therapeutic effect is good.
2, Expansible Esophageal Stent of the present invention, after implantation esophagus a period of time, when stake body deforms because of the growth of its surrounding tissue, inflate to expanded balloon by column pipe, the tissue around Esophageal Stent is expanded, make esophageal patient become large, stake body is allowed to recover original shape in its own resilient effect, therefore this Esophageal Stent can eliminate the problem being extruded distortion because of the growth of its surrounding tissue, and esophagus long service life, therapeutic effect is better.
Accompanying drawing explanation
Fig. 1 is the structural representation of Expansible Esophageal Stent of the present invention;
Fig. 2 is the zoomed-in view in P portion in Fig. 1;
Fig. 3 is the cross sectional representation of column pipe.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in the figure, Expansible Esophageal Stent, the column pipe 3 comprising the stake body 1 of cylindrical tube, cover the expanded balloon 2 on stake body 1 external cylindrical surface and be connected with stake body 1 one end, described column pipe 3 is communicated with 2 with expanded balloon.
The present embodiment expansivity Esophageal Stent, its stake body 1 is cylindrical tube, well can coincide with human body esophageal lumen shape, and it does not exist the expansion section or sharp portion that stimulate esophagus, makes it have good toleration; Simultaneously after stake body 1 implants esophagus, column pipe 3 passed from patient's nasal cavity and is fixed on external by adhesive plaster etc., thus the problem that stake body 1 causes ground Esophageal Stent displacement because of esophagus physiological wriggling etc., come off can be eliminated, fixing good reliability.And after implantation Esophageal Stent a period of time, when stake body 1 deforms because of the growth of its surrounding tissue, inflate to expanded balloon 2 by column pipe 3, tissue around Esophageal Stent is expanded, make esophageal patient become large, allow stake body recover original shape in its own resilient effect, therefore this Esophageal Stent can eliminate the problem being extruded distortion because of the growth of its surrounding tissue, esophagus long service life, therapeutic effect is better.
As the improvement to the present embodiment, the steel-wire carcass 101 that described stake body 1 comprises straight tube-like and the silicone rubber membrane 102 be coated on outside steel-wire carcass; The intensity of steel-wire carcass 101 and resilience good, can ensure Esophageal Stent dimensional stability over the course for the treatment of, silicone rubber membrane 102 contacts comfort level with esophageal wall good, can alleviate and implant the sense of discomfort after Esophageal Stent.
As the improvement to the present embodiment, the two ends of described stake body 1 are provided with the silicone rubber shirt rim 4 of toroidal.Well can fit with esophagus inwall in silicone rubber shirt rim 4, can alleviate stake body 1 end further to the stimulation of esophagus, and can prevent food from flowing out from stake body 1 outer wall.
As the improvement to the present embodiment, described column pipe 3 comprise be connected with silicone rubber membrane 102 body 301 and be arranged at the steel wire fibre 302 be connected in body 301 and with steel-wire carcass 101.Steel wire fibre 302 can improve the intensity of column pipe 3, can ensure that column pipe 3 can not rupture over the course for the treatment of, and steel wire fibre 302 is connected with steel-wire carcass 101 simultaneously, makes the connection of column pipe 3 and stake body 1 more reliable.
As the improvement to the present embodiment, the outer surface of described column pipe 3 is provided with linear measure longimetry scale 5, stake body 1 can be observed at any time by linear measure longimetry scale 5 and whether occur displacement problem.
What finally illustrate is, above embodiment is only in order to illustrate technical scheme of the present invention and unrestricted, although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that, can modify to technical scheme of the present invention or equivalent replacement, and not departing from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of right of the present invention.
Claims (2)
1. Expansible Esophageal Stent, is characterized in that: the column pipe comprising the stake body of cylindrical tube, cover the expanded balloon on stake body external cylindrical surface and be connected with stake body one end, and described column pipe is communicated with expanded balloon; The steel-wire carcass that described stake body comprises straight tube-like and the silicone rubber membrane be coated on outside steel-wire carcass; Described column pipe comprises the body that is connected with silicone rubber membrane and is arranged at the steel wire fibre be connected in body and with steel-wire carcass.
2. Expansible Esophageal Stent according to claim 1, is characterized in that: the outer surface of described column pipe is provided with linear measure longimetry scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155023.XA CN103876868B (en) | 2014-04-17 | 2014-04-17 | Expansible Esophageal Stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410155023.XA CN103876868B (en) | 2014-04-17 | 2014-04-17 | Expansible Esophageal Stent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103876868A CN103876868A (en) | 2014-06-25 |
| CN103876868B true CN103876868B (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410155023.XA Expired - Fee Related CN103876868B (en) | 2014-04-17 | 2014-04-17 | Expansible Esophageal Stent |
Country Status (1)
| Country | Link |
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| CN (1) | CN103876868B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107510518B (en) * | 2016-06-16 | 2019-11-26 | 上海微创医疗器械（集团）有限公司 | The deposit method of support system and bracket |
| WO2018160851A1 (en) * | 2017-03-02 | 2018-09-07 | Boston Scientific Scimed, Inc. | Esophageal stent including an inner liner |
| CN107007378B (en) * | 2017-06-09 | 2018-08-03 | 令狐恩强 | One kind can injection anti-displacement esophageal stents |
| CN107468388A (en) * | 2017-08-24 | 2017-12-15 | 中国人民解放军总医院 | A kind of variable post capsule alimentary canal expandable stent |
| CN108186161A (en) * | 2018-01-16 | 2018-06-22 | 王敏 | A kind of rhinobyon type fixator for preventing full coated esophagus metallic support from shifting or slipping |
| AU2020314835B2 (en) | 2019-07-17 | 2022-12-22 | Boston Scientific Scimed, Inc. | Stents, systems, and methods for gastrointestinal tract treatment |
| CA3146699A1 (en) | 2019-10-15 | 2021-04-22 | Boston Scientific Scimed, Inc. | System and device for anchoring a stent |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201879873U (en) * | 2010-11-26 | 2011-06-29 | 江苏省人民医院 | Recyclable esophageal stent of nickel titanium memory alloy full-membrane exceeding opening |
| CN202446654U (en) * | 2012-02-21 | 2012-09-26 | 张玲香 | Air sac mega-esophagus expander |
| CN202516146U (en) * | 2012-01-19 | 2012-11-07 | 上海交通大学医学院附属新华医院 | Controllable benign esophageal stricture and cardia achalasia continuous dilator |
| CN203074935U (en) * | 2013-03-13 | 2013-07-24 | 中国人民解放军成都军区总医院 | Esophagus covered stent with hollowed windows at double soft skirt rims |
| CN203154548U (en) * | 2013-04-17 | 2013-08-28 | 杨振华 | Esophageal or tracheal stent for radiotherapy |
| CN203802608U (en) * | 2014-04-17 | 2014-09-03 | 重庆医科大学附属儿童医院 | Expandable esophageal stent |
-
2014
- 2014-04-17 CN CN201410155023.XA patent/CN103876868B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201879873U (en) * | 2010-11-26 | 2011-06-29 | 江苏省人民医院 | Recyclable esophageal stent of nickel titanium memory alloy full-membrane exceeding opening |
| CN202516146U (en) * | 2012-01-19 | 2012-11-07 | 上海交通大学医学院附属新华医院 | Controllable benign esophageal stricture and cardia achalasia continuous dilator |
| CN202446654U (en) * | 2012-02-21 | 2012-09-26 | 张玲香 | Air sac mega-esophagus expander |
| CN203074935U (en) * | 2013-03-13 | 2013-07-24 | 中国人民解放军成都军区总医院 | Esophagus covered stent with hollowed windows at double soft skirt rims |
| CN203154548U (en) * | 2013-04-17 | 2013-08-28 | 杨振华 | Esophageal or tracheal stent for radiotherapy |
| CN203802608U (en) * | 2014-04-17 | 2014-09-03 | 重庆医科大学附属儿童医院 | Expandable esophageal stent |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103876868A (en) | 2014-06-25 |
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Granted publication date: 20160120 |