CN102499789A - Stomach striding stent - Google Patents
Stomach striding stent Download PDFInfo
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- CN102499789A CN102499789A CN2011103369724A CN201110336972A CN102499789A CN 102499789 A CN102499789 A CN 102499789A CN 2011103369724 A CN2011103369724 A CN 2011103369724A CN 201110336972 A CN201110336972 A CN 201110336972A CN 102499789 A CN102499789 A CN 102499789A
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- striding
- font structure
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Abstract
The invention discloses a stomach striding stent, which is formed by a membrane pipe, a metal wire framework and a cylindrical backflow resisting membrane skirt. The metal wire framework is bonded between inner layers and outer layers of two end portions of the membrane pipe, or the metal wire framework is bonded between the inner layers and the outer layers of two end portions of the membrane pipe with the condition that one end of the metal wire framework extends out of the end portions of the membrane pipe, and the backflow resisting membrane skirt is bonded at one end of the membrane pipe. When the stent is implanted in bodies of patients by using the minimally invasive technique, one end of the stent is arranged on the cardia portion, the other end of the stent is arranged on the back of the pylorus portion, and the stent in the gastral cavity is mainly the membrane pipe made of flexible high polymer materials. Therefore, the patients can eat liquid diet easy to digest by themselves, spittle and esophagus secretion objects excreted by the patients every day can directly enter intestinal tracts through the stomach striding stent, an additional selection of doctors for improving stomach illness treatment curative effects is provided, and the doctors can better serve the patients and relieve illness of the patients.
Description
Technical field
What the present invention relates to is a kind of medical support, belongs to technical field of medical instruments.
Background technology
Medical support is widely used, mainly is used for strutting effects such as narrow, stifled fistula, topical, and purpose is to make tract unobstructed.
Present medical support all is used in one organ or two adjacent organs basically, like esophagus, esophagus and stomach, gastrointestinal tract, intestinal, urethra, biliary tract etc.And the patient is various, and one type of patient is arranged, and gastric fistula or other disease of stomach occur, and the doctor adopts the Therapeutic Method of event breath mostly, and effect is very bad.If can not take food, can be in order to avoid be delivered directly to intestinal with spoon meat through nasal feeding tube doughtily, extremely inconvenient; The patient is also painful, because intestinal externally opens wide through nasal feeding tube, so the time can not be grown; The excretory saliva of patient's every day, esophageal secretion have all got into the gastral cavity of human body besides, and the amount of these liquid all has the hundreds of milliliter every day, all directly has influence on the therapeutic effect of gastropathy significantly; The length that adds gastral cavity is longer; Volume is big, out-of-shape and variable, and common implantation instrument can't be used for gastral cavity.How to treat this type disease of stomach, can let stomach avoid the interference of exterior materials (food, secretions), make it be in few duty, like this, let the curative effect of medicine bring into play more fully, these are the puzzlements during the doctor thinks deeply.
Summary of the invention
The technical problem that the present invention will solve provides a kind of rami gastrici frame of striding, to solve the problem that runs in the existing gastrotherapy: and the food difficulty of transportation, and saliva, esophageal secretion have got into the gastral cavity of human body, and have influenced therapeutic effect.
For achieving the above object, the technical scheme that the present invention adopts is:
A kind of rami gastrici frame of striding; Constitute by film pipe, wire armature and anti-refulx membrane skirt cylindraceous; Said wire armature is bonded between the ectonexine at film pipe both ends or said wire armature is bonded between the ectonexine at film pipe both ends; The one of which end stretches out the film tube end slightly, and said anti-refulx membrane skirt is adhered to film Guan Yiduan.
The further improvement project of the present invention is; Wire armature is a RF; Said RF is that tinsel constitutes with line with auxiliary, and wire armature is successive V font structure, and said assisting is connected together (being the Phaleria macrocarpa shape after being connected together) with the top of line with each V font structure;
Or each unit of wire armature is successive V font structure, said auxiliaryly be connected together with the top of line with each unitary V font structure, and the top with two unitary V font structures connects with V font structure continuously again;
Or each unit of wire armature is successive V font structure; Said auxiliary be connected together with the top of line with each unitary V font structure inserted the top of a unitary V font structure between the top of another unitary V font structure and with yi word pattern and connected continuously.
Auxiliary effect with line is that wire armature is tightened up, and the size of itself and this position of film pipe is mated.
The present invention further improvement project is that wire armature is implantable metal wire materials such as stainless steel silk or shape-memory alloy wire.
The present invention further improvement project is, film pipe middle part is isodiametric cylindrical shape, and two-port is outwards opened flare, or after two-port outwards opened flare, (similar with mushroom shaped) inwardly encircleed in the limit portion of port.
The present invention further improvement project is that the somewhat larger in diameter of anti-refulx membrane skirt is diameter in film pipe middle part, and is bonding with it in the tubaeform mouth of end insertion film pipe of anti-refulx membrane skirt.
The present invention further improvement project is that said film pipe, anti-refulx membrane skirt are the flexibility macromolecular material.
Said flexibility macromolecular material is a kind of in medical grade silicon rubber, poly tetrafluoroethylene, polyurethane film or the PA membrane etc.
The invention has the beneficial effects as follows:
When in the body of this support being implanted the patient with Wicresoft's interventional procedure; One end places cardia (intersection of stomach and esophagus) position; The other end places pylorus (intersection of stomach and intestinal) afterwards, and support is main film Guan Weizhu with flexible high molecular material in gastral cavity.Patient's feed can oneself eat of the spoon meat that is easy to digest like this; And the excretory saliva of patient's every day, esophageal secretion have all directly got into intestinal through striding the rami gastrici frame; For the doctor has improved more than the treatment gastropathy curative effect a kind of selection; Thereby for patient's service, solve patient's suffering of illness better.After the rehabilitation of patient's gastropathy, can this support be taken out with Minimally Invasive Surgery.
Description of drawings
Fig. 1 is a sketch map of the present invention.
Fig. 2 is sketch map of the present invention (the film pipe is provided with this end of anti-refulx membrane skirt, and wire armature one end stretches out the film tube end).
Among the figure: the 1st, anti-refulx membrane skirt; The 2nd, wire armature; The 21st, tinsel; The 22nd, the auxiliary line of using; The 3rd, the film pipe.
The specific embodiment
As shown in Figure 1, the present invention is made up of film pipe 3, wire armature 2 and anti-refulx membrane skirt cylindraceous 1, and said wire armature 2 is bonded between the ectonexine at film pipe 3 both ends, and anti-refulx membrane skirt 1 is adhered to film pipe 3 one ends.
Still as shown in Figure 1, wire armature 2 is a RF.Said RF is that tinsel 21 constitutes with line 22 with auxiliary; Each unit of wire armature 2 is successive V font structure; Said auxiliaryly be connected together with the top of line 22 with each unitary V font structure, the top with two unitary V font structures connects with V font structure continuously again.Generally between the 0.15-0.8 millimeter, in the present embodiment, tinsel is selected stainless steel silk for use to wire diameter in the wire armature 2, and its diameter is selected 0.5 millimeter for use.The said auxiliary line that uses is non-metal wire (for example nylon wire).
Still as shown in Figure 1, film pipe 3 middle parts are isodiametric cylindrical shape (the middle part diameter of film pipe 3 can be between the 10-30 millimeter, and in the present embodiment, the middle part diameter of film pipe 3 is selected 15 millimeters for use), and two-port is outwards opened flare.The somewhat larger in diameter of anti-refulx membrane skirt 1 is columnar diameter in film pipe 3 middle parts, and an end of anti-refulx membrane skirt 1 inserts tubaeform mouthful of film pipe interior bonding with it (both concentrics are installed).
In the present embodiment, said film pipe 3, anti-refulx membrane skirt 1 are selected the medical grade silicon rubber in the flexibility macromolecular material for use.
Result of use of the present invention:
Behind this support implant into body; The wire armature 2 at two ends supports esophagus and duodenum respectively; Film pipe 3 two ends are strutted by wire armature 2; As food or liquid through the time more smooth and easy, and an end of anti-refulx membrane skirt 1 is strutted by wire armature 2, the other end can oneself adheres to together the small amount of liquid effect under having.Simulation feed, as fluid from the opening that has wire armature 2 to strut of anti-refulx membrane skirt 1 flow to do not have that wire armature 2 struts from cohesive end the time, can be to the bigger resistance of this fluidic mobile generation.When simulation intestinal chyme backflows; There is fluid to flow to when the opening that wire armature 2 struts is arranged from the end that does not have the self-adhesion that wire armature 2 struts of anti-refulx membrane skirt 1; Can be because the self-adhesion of arrival end, and this bigger resistance of fluidic mobile generation played the mobile effect that hinders, be pushed to the opposite side of the opening that wire armature 2 struts from cohesive end up to anti-refulx membrane skirt 1; And becoming the port of export from the arrival end of self-adhesion, fluid could pass through smoothly.Equally when taking food, food can be again back into the opposite side of the opening that wire armature 2 struts with what anti-refulx membrane skirt 1 had that wire armature 2 struts from cohesive end again, and food could flow to intestinal.
The present invention is not limited to the foregoing description, and every wire armature that between the ectonexine at film pipe 3 both ends, is bonded with all belongs to protection domain of the present invention.
Claims (9)
1. stride the rami gastrici frame for one kind; It is characterized in that: constitute by film pipe, wire armature and anti-refulx membrane skirt cylindraceous; Said wire armature is bonded between the ectonexine at film pipe both ends; Or said wire armature is bonded between the ectonexine at film pipe both ends, and the one of which end stretches out the film tube end, and said anti-refulx membrane skirt is adhered to film Guan Yiduan.
2. a kind of rami gastrici frame of striding as claimed in claim 1, it is characterized in that: wire armature is a RF.
3. a kind of rami gastrici frame of striding as claimed in claim 2 is characterized in that: said RF is that tinsel constitutes with line with auxiliary, and wire armature is successive V font structure, and said assisting is connected together with the top of line with each V font structure;
Or each unit of wire armature is successive V font structure, said auxiliaryly be connected together with the top of line with each unitary V font structure, and the top with two unitary V font structures connects with V font structure continuously again;
Or each unit of wire armature is successive V font structure; Said auxiliary be connected together with the top of line with each unitary V font structure inserted the top of a unitary V font structure between the top of another unitary V font structure and with yi word pattern and connected continuously.
4. like claim 1 or 2 or 3 described a kind of rami gastrici framves of striding, it is characterized in that: wire armature is implantable metal wire material.
5. a kind of rami gastrici frame of striding as claimed in claim 4, it is characterized in that: wire armature is stainless steel silk or shape-memory alloy wire.
6. a kind of rami gastrici frame of striding as claimed in claim 1 is characterized in that: film pipe middle part is isodiametric cylindrical shape, and two-port is outwards opened flare, or after two-port outwards opened flare, the limit portion of port inwardly encircleed.
7. a kind of rami gastrici frame of striding as claimed in claim 6 is characterized in that: the somewhat larger in diameter of anti-refulx membrane skirt is diameter in film pipe middle part, and it is interior bonding with it that an end of anti-refulx membrane skirt inserts tubaeform mouthful of film pipe.
8. like claim 1 or 6 or 7 described a kind of rami gastrici framves of striding, it is characterized in that: said film pipe, anti-refulx membrane skirt are the flexibility macromolecular material.
9. a kind of rami gastrici frame of striding as claimed in claim 8 is characterized in that: said flexibility macromolecular material is a kind of in medical grade silicon rubber, poly tetrafluoroethylene, polyurethane film or the PA membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103369724A CN102499789A (en) | 2011-10-31 | 2011-10-31 | Stomach striding stent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103369724A CN102499789A (en) | 2011-10-31 | 2011-10-31 | Stomach striding stent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102499789A true CN102499789A (en) | 2012-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103369724A Pending CN102499789A (en) | 2011-10-31 | 2011-10-31 | Stomach striding stent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102499789A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266935A (en) * | 2015-11-23 | 2016-01-27 | 孙思予 | Backflow-preventing valve gastric-biliary anastomosis stent |
| CN108186160A (en) * | 2017-11-28 | 2018-06-22 | 王勇 | The anti-Esophageal Stent that backflows of one kind |
| CN109718479A (en) * | 2019-02-27 | 2019-05-07 | 淮安市西格玛医用实业有限公司 | Medical non-vascular overlay film particle pocket bit selecting radiation treatment stent |
| CN109966033A (en) * | 2017-12-28 | 2019-07-05 | 先健科技(深圳)有限公司 | Intraluminal stent |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298024Y (en) * | 1997-02-25 | 1998-11-25 | 孟凯 | Esophagus internal support with anti-refulx membrane skirt |
| CN2358913Y (en) * | 1999-02-11 | 2000-01-19 | 仇学明 | Head-neck-type esophagus support |
| US20040039452A1 (en) * | 2002-08-26 | 2004-02-26 | Marc Bessler | Endoscopic gastric bypass |
| CN202365964U (en) * | 2011-10-31 | 2012-08-08 | 淮安市西格玛医用实业有限公司 | Bracket across stomach |
-
2011
- 2011-10-31 CN CN2011103369724A patent/CN102499789A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2298024Y (en) * | 1997-02-25 | 1998-11-25 | 孟凯 | Esophagus internal support with anti-refulx membrane skirt |
| CN2358913Y (en) * | 1999-02-11 | 2000-01-19 | 仇学明 | Head-neck-type esophagus support |
| US20040039452A1 (en) * | 2002-08-26 | 2004-02-26 | Marc Bessler | Endoscopic gastric bypass |
| CN202365964U (en) * | 2011-10-31 | 2012-08-08 | 淮安市西格玛医用实业有限公司 | Bracket across stomach |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105266935A (en) * | 2015-11-23 | 2016-01-27 | 孙思予 | Backflow-preventing valve gastric-biliary anastomosis stent |
| CN108186160A (en) * | 2017-11-28 | 2018-06-22 | 王勇 | The anti-Esophageal Stent that backflows of one kind |
| CN109966033A (en) * | 2017-12-28 | 2019-07-05 | 先健科技(深圳)有限公司 | Intraluminal stent |
| CN109966033B (en) * | 2017-12-28 | 2022-05-20 | 先健科技(深圳)有限公司 | Lumen stent |
| CN109718479A (en) * | 2019-02-27 | 2019-05-07 | 淮安市西格玛医用实业有限公司 | Medical non-vascular overlay film particle pocket bit selecting radiation treatment stent |
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Application publication date: 20120620 |