CN110226990B - Support for intestinal anastomotic stoma leakage - Google Patents
Support for intestinal anastomotic stoma leakage Download PDFInfo
- Publication number
- CN110226990B CN110226990B CN201910514710.9A CN201910514710A CN110226990B CN 110226990 B CN110226990 B CN 110226990B CN 201910514710 A CN201910514710 A CN 201910514710A CN 110226990 B CN110226990 B CN 110226990B
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- China
- Prior art keywords
- liquid storage
- wall
- storage ring
- stent
- annular
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M27/00—Drainage appliance for wounds or the like, i.e. wound drains, implanted drains
- A61M27/002—Implant devices for drainage of body fluids from one part of the body to another
- A61M2027/004—Implant devices for drainage of body fluids from one part of the body to another with at least a part of the circuit outside the body
Abstract
The invention relates to the field of medical equipment, and particularly discloses a stent for intestinal anastomotic stoma leakage, which comprises a stent body, wherein the stent body is of a tubular structure and forms a hollow liquid guide channel, a liquid storage ring for storing an adhesive is arranged on the inner wall of an extending end of the stent, a release channel for guiding the adhesive is arranged on the outer wall of the stent, a glue outlet is arranged on the liquid storage ring corresponding to the release channel, a film for sealing the glue outlet is arranged at the glue outlet, a film covering destructive device is arranged in the release channel, an air bag is arranged on the outer wall of the stent body at the lower end of the release channel, the stent body is implanted above a stoma when in use, the air bag is positioned above the stoma, the adhesive in the liquid storage ring is released by rotating the film covering destructive device of the liquid storage ring, the air bag is tightly adhered to the inner wall of an intestinal tract to prevent displacement, the whole operation process is convenient and fast, and a doctor can well avoid, the contents are directly drained to prevent abdominal inflammation caused by mouth osculation pollution.
Description
Technical Field
The invention relates to the field of medical instruments, in particular to a stent for intestinal anastomotic stoma leakage.
Background
Rectal cancer is a common malignant tumor of the digestive system, the incidence rate of the rectal cancer is increased year by year, and the rectal cancer becomes the third high incidence tumor after lung cancer and gastric cancer. With the continuous improvement of surgical operation technology in recent years, rectal cancer is cut and jointed by an anastomat, however, the most common complication of rectal cancer operation is anastomotic leakage, the incidence rate is 5-20%, fecal intestinal contents containing a large amount of bacteria leak into the abdominal cavity, infection is rapidly dispersed in the abdominal cavity, secondary acute peritonitis occurs, serious patients quickly suffer from infectious shock and endanger the life of the patients, so that the patients have to urgently receive fistulization operation aiming at saving life, timely transfer intestinal contents, and receive a third fistulization operation after the anastomotic leakage heals after several months, and huge harm is brought to the mind and body of the patients. Therefore, how to improve the treatment rate of anastomotic leakage, avoiding the 'secondary fistula closing operation' and the 'third fistula closing operation' caused by the 'fistulization operation' is a difficult technical problem faced by the current rectal cancer surgery,
the invention is more suitable for low-grade rectal cancer patients, the incidence rate of anastomotic fistula after low-grade rectal cancer operation is also obviously increased, the invention is based on a new treatment technical thought, avoids multiple operations caused by enterostomy diversion, and positions a drainage bracket above the leakage point of the intestinal anastomotic stoma by implanting the drainage bracket from the anus to drain contents in intestinal tracts, thereby achieving the purposes of reducing surgical incisions and avoiding multiple operations of fistulization and fistula closure.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the covered stent for intestinal anastomotic stoma leakage, which is stable in positioning and convenient to operate.
In order to achieve the aim, the invention provides a stent for intestinal anastomotic stoma leakage, which comprises a stent body, wherein the stent body is of a tubular structure and forms a hollow liquid guide channel, a liquid storage ring for storing adhesive is arranged on the inner wall of the extending end of the stent,
the outer wall of the bracket is provided with a release channel for draining adhesives, the liquid storage ring is provided with a glue outlet corresponding to the release channel, the release channel is distributed in an annular shape, one side of the release channel close to the liquid storage ring is provided with an annular groove, one side of the release channel far away from the liquid storage ring is divided into grid-shaped channels by a plurality of partition boards, the outer wall of the liquid storage ring is provided with an annular flange corresponding to the release channel, the annular flange extends into the annular groove, the glue outlet is arranged on the annular wall of the annular flange,
the glue outlet is provided with a coating for sealing the glue outlet, the release channel is internally provided with a coating destroying device, the liquid storage ring is rotationally connected with the bracket body, the bracket body is provided with an annular chute, the outer wall of the liquid storage ring is provided with a slide block, the slide block is slidably connected with the annular chute,
also comprises a rotary driving piece for driving the liquid storage ring to rotate, the outer wall of the liquid storage ring is provided with a positioning groove for positioning the rotary driving piece,
the support body outer wall is provided with the gasbag at the release passage lower extreme, and this gasbag is attached at support body outer wall, the gasbag is provided with the gas-supply pipe, the support body is opened on the lateral wall of gasbag lower extreme has the connecting hole, the gas-supply pipe stretches out in the drain passageway of support body through the connecting hole, the tip of gas-supply pipe is provided with the check valve.
As a further improvement of the present invention, the glue outlets are annularly distributed on the annular wall of the annular flange, the annular flange is provided with an inwardly recessed groove for placing the film covering destructive device in an initial state, and the film covering destructive device is a sharp scribing sheet near one end of the film covering.
As a further improvement of the invention, a plurality of first toothed projections distributed along the sliding direction are arranged in the annular sliding chute, a plurality of second toothed projections matched with the first toothed projections are arranged on the sliding block, an inclined plane of the front end of the plurality of first toothed projections in the sliding direction inclines towards the sliding direction, and the first toothed projections limit the sliding block to slide in a single direction.
As a further improvement of the invention, the positioning groove is an annular tooth groove arranged on the lower end surface of the liquid storage ring, the rotary driving member comprises a connecting rod, the connecting rod is used for extending into the liquid guide channel, and the extending end of the connecting rod is provided with a driving tooth ring meshed with the annular tooth groove.
As a further improvement of the invention, the release passage is inclined downward from the inner wall of the bracket body to one end of the outer wall.
As a further improvement of the invention, the bracket body is provided with an annular arc concave surface, and the outer wall of the air sac part is bonded with the arc concave surface.
As a further improvement of the invention, one side of the liquid storage ring, which is close to the extending end, is provided with an infusion port, and the infusion port is provided with a blocking rubber block which is used for injecting an adhesive.
The invention provides a film-covered stent convenient to place and operate, the stent is placed into a rectum under an auxiliary image through an anus, an insertion end of the stent is shifted to a position above an intestinal anastomosis stoma, the position of the anastomosis stoma can be washed through a washing device before the stent is placed for cleaning and disinfection, the caliber of a stent body is controlled to be 15-30mm, the stent body can be smoothly moved to the position of the stoma when being implanted, a liquid storage ring storing an adhesive is arranged on the stent body, when the stent is positioned to an accurate position, a gas expansion air bag is firstly conveyed through a gas conveying pipe, the air bag expands and props open an intestinal tract, the air bag is tightly attached to the inner wall of the intestinal tract, the adhesive inside the liquid storage ring is released to flow out to the outer wall of the stent body through a release channel and flow out to the attaching position of the air bag and the intestinal tract, the air bag is tightly attached to the intestinal tract and is, the invention relates to a stent, which comprises a stent body, a liquid storage ring, a film covering destructive device, a film covering driving piece, a liquid guiding channel, a positioning groove, a liquid guiding channel, a liquid storage ring, a film covering driving piece and a film covering driving piece.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the liquid storage ring of the present invention;
FIG. 3 is a schematic view of another aspect of the liquid storage ring of the present invention;
FIG. 4 is a schematic view of the mounting structure of the liquid storage ring and the bracket body;
FIG. 5 is a cross-sectional view of the mating structure of the annular flange of the liquid storage ring and the relief passage;
FIG. 6 is a cross-sectional view of the rotating structure of the liquid storage ring and the bracket body.
Reference numerals: 1. a stent body; 2. a drainage channel; 3. a liquid storage ring; 4. a release channel; 5. a glue outlet; 6. a ring groove; 7. an annular flange; 8. coating a film; 9. a film breaking device; 10. an annular chute; 11. a slider; 12. positioning a groove; 13. rotating the driving member; 14. an air bag; 15. a gas delivery pipe; 16. connecting holes; 17. a one-way valve; 18. a groove; 19. a first tooth-shaped protrusion; 20. a second toothed projection; 21. a drive gear ring; 22. a connecting rod; 23. an arc-shaped concave surface; 24. an infusion port; 25. and (5) blocking the rubber block.
Detailed Description
The invention will be further described in the following with reference to the drawings and examples, without limiting the invention thereto.
As shown in fig. 1-6, the present invention provides a stent for intestinal anastomotic stoma leakage, which comprises a stent body 1, wherein the stent body 1 is in a tubular structure and forms a hollow drainage channel 2, the stent body 1 is made of a rigid plastic tube, a liquid storage ring 3 for storing an adhesive is arranged on the inner wall of the extending end of the stent, the adhesive is a degradable medical biological adhesive, the degradation time of the medical biological adhesive is similar to the healing time of the anastomotic stoma, preferably the medical biological adhesive with the degradation time of 20-30 days is adopted,
the outer wall of the stent is provided with a release channel 4 for draining adhesives, the liquid storage ring 3 is provided with a glue outlet 5 corresponding to the release channel 4, the release channel 4 is distributed annularly, the release channel 4 is provided with an annular groove 6 at one side close to the liquid storage ring 3, the release channel 4 is separated into a grid-shaped channel by a plurality of partition plates at one side far away from the liquid storage ring 3, the outer wall of the liquid storage ring 3 is provided with an annular flange 7 corresponding to the release channel 4, the annular flange 7 extends into the annular groove 6, the glue outlet 5 is arranged on the annular wall of the annular flange 7, the glue outlet 5 is provided with a coating 8 for sealing the glue outlet 5, the coating 8 adopts easily torn film materials, such as tinfoil or plastic film, the release channel 4 is internally provided with a coating destroying device 9, the liquid storage ring 3 is rotationally connected with the stent body 1, the stent body 1 is provided with an annular chute 10, the outer wall of the liquid storage ring 3 is provided with a sliding block 11, the sliding block 11 is connected with an annular sliding groove 10 in a sliding way, the release channel 4 is arranged in a grid shape, when the adhesive is released, the adhesive can flow out more uniformly,
the bracket also comprises a rotary driving part 13 for driving the liquid storage ring 3 to rotate, the outer wall of the liquid storage ring 3 is provided with a positioning groove 12 for positioning the rotary driving part 13, the rotary driving part 13 is arranged separately from the bracket body 1, the rotary driving part 13 is in a rod-shaped structure,
the outer wall of the support body 1 is provided with an air bag 14 at the lower end of the release passage 4, the air bag 14 is attached to the outer wall of the support body 1, the air bag 14 is provided with an air conveying pipe 15, a connecting hole 16 is formed in the side wall of the support body 1 at the lower end of the air bag 14, the air conveying pipe 15 extends out of the liquid guide passage 2 of the support body 1 through the connecting hole 16, the end portion of the air conveying pipe 15 is provided with a one-way valve 17, the one-way valve 17 is preferably in threaded connection with the air conveying pipe 15, when inflation is needed, the air conveying pipe 15 is inflated through the one-way valve 17, and when deflation is needed, the.
When the medical liquid storage ring is used, the stent is placed into the rectum under an auxiliary image through the anus, the insertion end of the stent is shifted to the position above an intestinal anastomosis stoma, the position of the anastomosis stoma can be washed through a washing device before the stent is placed, cleaning and disinfection are carried out, the caliber of the stent body 1 is controlled to be 15-30mm, the stent body 1 can be smoothly moved to the position of the stoma when being implanted, the liquid storage ring 3 storing the adhesive is arranged on the stent body 1, when the stent is positioned to an accurate position, the air bag 14 is conveyed through the air conveying pipe 15 to expand the air bag 14, the air bag 14 expands to open the intestinal tract, the air bag 14 is tightly attached to the inner wall of the intestinal tract, the adhesive inside the liquid storage ring 3 is released to flow out to the outer wall of the stent body 1 through the release channel 4 and flow out to the attachment part of the air bag 14 and the intestinal tract, so that the air bag 14 is, rotate through rotating driving piece 13 drive liquid storage ring 3 when needs release, it stretches into the anus to rotate driving piece 13, and stretch into the drain passageway 2 of support body 1, it stretches into end and the constant head tank 12 joint on the liquid storage ring 3 to rotate driving piece 13, it keeps somewhere outside the anus to rotate driving piece 13 other one end, it rotates liquid storage ring 3 to rotate driving piece 13, and then destroy tectorial membrane 8, the release adhesive, the adhesive flows down to the border with the contact of intestinal inner wall along gasbag 14, adhesive bonding gasbag 14 and intestinal inner wall.
As a further improvement of the present invention, the glue outlets 5 are annularly distributed on the annular wall of the annular flange 7, the annular flange 7 is provided with an inwardly recessed groove 18, the groove 18 is used for placing the film breaking device 9 in the initial state, the film breaking device 9 is a sharp-pointed scribe near one end of the film 8, preferably, a saw tooth is arranged at one end of the scribe, which is in contact with the film 8, and the initial position play position scribe of the liquid storage ring 3 is arranged in the groove 18 and does not interfere with the film 8 before the stent body 1 is accurately positioned.
As a further improvement of the present invention, a plurality of first tooth-shaped protrusions 19 distributed along the sliding direction are disposed in the annular sliding groove 10, a plurality of second tooth-shaped protrusions 20 matched with the first tooth-shaped protrusions 19 are disposed on the sliding block 11, an inclined plane of the first tooth-shaped protrusions 19 at the front end of the sliding direction inclines towards the sliding direction, the first tooth-shaped protrusions 19 limit the sliding block 11 to slide in one direction, the annular sliding groove 10 and the sliding block 11 are set to rotate in a limited manner, so that when the liquid storage ring 3 rotates, the scribing sheet can damage the covering film 8 in an accurate scribing direction, and the liquid storage ring 3 rotates with a certain frictional resistance, and it is determined that the liquid storage ring 3 also rotates one turn after the doctor operates the rotary driving member 13 one turn.
As a modified specific embodiment, the positioning groove 12 is an annular tooth groove formed in the lower end surface of the liquid storage ring 3, the rotary driving member 13 includes a connecting rod 22, the connecting rod 22 is used for extending into the liquid guide channel 2, the extending end of the connecting rod 22 is provided with a driving tooth ring 21 engaged with the annular tooth groove, when the rotary driving member is used, the driving tooth ring 21 extends into the annular tooth groove, and the rotary driving member 13 is clamped with the liquid storage ring 3, so that the rotary driving member is convenient to operate as a whole.
As a modified specific embodiment, the release channel 4 is inclined downwards from the inner wall of the bracket body 1 to one end of the outer wall, so that the flow guiding speed of the adhesive is accelerated.
As a modified specific embodiment, the stent body 1 is provided with an annular arc concave surface 23, and the arc concave surface 23 is bonded on part of the outer wall of the air bag 14, so as to ensure the fitting degree of the air bag 14 to the inner wall of the intestinal tract under the condition that the air bag 14 has small pressure to the inner wall of the intestinal tract.
As a specific embodiment of improvement, an infusion port 24 is arranged on one side of the liquid storage ring 3 close to the extending end, the infusion port 24 is provided with a blocking rubber block 25, the blocking rubber block 25 is used for injecting an adhesive, when the stent body 1 is implanted with the adhesive, the adhesive is injected into the liquid storage ring 3 through an injector, and the adhesives with different degradation degrees are selected according to the length of time for implanting the stent in different patients.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (7)
1. A support for intestinal anastomotic leakage is characterized in that: comprises a bracket body (1), the bracket body (1) is of a tubular structure and forms a hollow liquid guide channel (2), the inner wall of the extending end of the bracket body (1) is provided with a liquid storage ring (3) for storing adhesive,
the outer wall of the stent body (1) is provided with a release channel (4) for draining a bonding agent, the liquid storage ring (3) is provided with a glue outlet (5) corresponding to the release channel (4), the release channel (4) is distributed in an annular shape, one side of the release channel (4) close to the liquid storage ring (3) is provided with an annular groove (6), the release channel (4) is separated into a grid-shaped channel by a plurality of partition plates on one side far away from the liquid storage ring (3), the outer wall of the liquid storage ring (3) is provided with an annular flange (7) corresponding to the release channel (4), the annular flange (7) extends into the annular groove (6), the glue outlet (5) is arranged on the annular wall of the annular flange (7), the glue outlet (5) is provided with a film (8) for sealing the glue outlet (5), a film destroying device (9) is arranged in the release channel (4), the liquid storage ring (3) is rotatably connected with the stent body (1), the bracket body (1) is provided with an annular sliding chute (10), the outer wall of the liquid storage ring (3) is provided with a sliding block (11), the sliding block (11) is connected with the annular sliding chute (10) in a sliding way,
the liquid storage device also comprises a rotary driving piece (13) for driving the liquid storage ring (3) to rotate, a positioning groove (12) for positioning the rotary driving piece (13) is arranged on the outer wall of the liquid storage ring (3),
the outer wall of the support body (1) is provided with an air bag (14) at the lower end of the release channel (4), the air bag (14) is attached to the outer wall of the support body (1), the air bag (14) is provided with an air conveying pipe (15), the side wall of the support body (1) at the lower end of the air bag (14) is provided with a connecting hole (16), the air conveying pipe (15) extends out of the liquid guide channel (2) of the support body (1) through the connecting hole (16), and the end part of the air conveying pipe (15) is provided with a one-way valve (17).
2. The intestinal anastomotic stoma leakage stent according to claim 1, wherein the glue outlets (5) are annularly distributed on the annular wall of the annular flange (7), the annular flange (7) is provided with an inwardly recessed groove (18), the groove (18) is used for placing the film breaking device (9) in an initial state, and the film breaking device (9) is a sharp scribing sheet near one end of the film (8).
3. The intestinal anastomotic stoma stent for leakage according to claim 1 or 2, wherein a plurality of first dentations (19) distributed along the sliding direction are arranged in the annular sliding groove (10), a plurality of second dentations (20) matched with the first dentations (19) are arranged on the sliding block (11), an inclined surface of the first dentations (19) at the front end of the sliding direction inclines towards the sliding direction, and the first dentations (19) limit the sliding block (11) to slide in one direction.
4. The intestinal anastomotic stoma stent for leakage according to claim 1, wherein the positioning grooves (12) are annular tooth grooves arranged on the lower end surface of the liquid storage ring (3), the rotary driving member (13) comprises a connecting rod (22), the connecting rod (22) is used for extending into the liquid guide channel (2), and the extending end of the connecting rod (22) is provided with a driving tooth ring (21) meshed with the annular tooth grooves.
5. The intestinal anastomotic leakage stent according to claim 1, wherein the release passage (4) is inclined downwards at one end of the inner wall to the outer wall of the stent body (1).
6. The intestinal anastomotic stoma leakage stent according to claim 1, wherein the stent body (1) is provided with an annular arc-shaped concave surface (23), and the arc-shaped concave surface (23) is bonded on part of the outer wall of the air bag (14).
7. The intestinal anastomotic stoma stent for leakage according to claim 1, wherein an infusion port (24) is arranged on one side of the liquid storage ring (3) close to the extending end, the infusion port (24) is provided with a plugging rubber block (25), and the plugging rubber block (25) is used for injecting an adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514710.9A CN110226990B (en) | 2019-06-14 | 2019-06-14 | Support for intestinal anastomotic stoma leakage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910514710.9A CN110226990B (en) | 2019-06-14 | 2019-06-14 | Support for intestinal anastomotic stoma leakage |
Publications (2)
| Publication Number | Publication Date |
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| CN110226990A CN110226990A (en) | 2019-09-13 |
| CN110226990B true CN110226990B (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910514710.9A Active CN110226990B (en) | 2019-06-14 | 2019-06-14 | Support for intestinal anastomotic stoma leakage |
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| Country | Link |
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| CN (1) | CN110226990B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113171538B (en) * | 2021-05-06 | 2023-05-02 | 海安市人民医院 | Cut-off equipment for intestinal tract treatment |
| CN113893390B (en) * | 2021-10-12 | 2023-12-01 | 国科温州研究院(温州生物材料与工程研究所) | Novel intestinal flexible anastomosis stent |
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| WO2014134348A1 (en) * | 2013-02-28 | 2014-09-04 | Boston Scientific Scimed, Inc. | Stent with balloon for repair of anastomosis surgery leaks |
| CN105916467A (en) * | 2013-12-13 | 2016-08-31 | Vac支架米德迪尔股份公司 | Suction stent, stent system, and method for sealing leakage |
| CN106572846A (en) * | 2014-05-23 | 2017-04-19 | 波士顿科学国际有限公司 | Deployment system incorporating application of adhesive |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2003086507A1 (en) * | 2002-04-09 | 2003-10-23 | Yushin Medical Co., Ltd | Indwelling fecal diverting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101849863A (en) * | 2004-06-30 | 2010-10-06 | 爱德华兹生命科学Pvt公司 | The detection of Paravalvular leak, sealing, and prevention |
| CN101180013A (en) * | 2005-05-20 | 2008-05-14 | 泰克里斯公司 | Cartridge for storage and delivery of a two-phase compound |
| CN102112069A (en) * | 2008-07-28 | 2011-06-29 | 因库博实验室有限责任公司 | System and method for scaffolding of anastomoses |
| CN101732113A (en) * | 2008-11-27 | 2010-06-16 | 梁向党 | Preparation method of special instant dissolved stent for intestinal adhesion |
| CN103841929A (en) * | 2011-09-28 | 2014-06-04 | 伊西康公司 | Negative pressure intestinal anastomosis protection devices |
| WO2014134348A1 (en) * | 2013-02-28 | 2014-09-04 | Boston Scientific Scimed, Inc. | Stent with balloon for repair of anastomosis surgery leaks |
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| CN106572846A (en) * | 2014-05-23 | 2017-04-19 | 波士顿科学国际有限公司 | Deployment system incorporating application of adhesive |
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| CN110226990A (en) | 2019-09-13 |
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