CN201987704U - Duodenum-jejunum built-in cannula - Google Patents
Duodenum-jejunum built-in cannula Download PDFInfo
- Publication number
- CN201987704U CN201987704U CN2010206426876U CN201020642687U CN201987704U CN 201987704 U CN201987704 U CN 201987704U CN 2010206426876 U CN2010206426876 U CN 2010206426876U CN 201020642687 U CN201020642687 U CN 201020642687U CN 201987704 U CN201987704 U CN 201987704U
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- flexible pipe
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- duodeno
- sleeve pipe
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Abstract
The utility model discloses a duodenum-jejunum built-in cannula including a flexible pipe, an annular stent, a fixing jaw and an opening frapping thread, wherein the flexible pipe is prepared by a smooth, soft and compact film, the flexible pipe body is straight pipe and the flexible pipe head is bulged; the annular stent is formed by bending or braiding using an elastic and rigid metal wire and warped by the film of the flexible pipe head; the fixing jaw is arranged on the outer wall of the annular stent, and the end section of the fixing jaw is provided with turnup pointed spine; and the opening frapping thread is arranged at the top of the annular stent and threads each bend top of the metal wire in order. The duodenum-jejunum built-in cannula can be built in the cavity of the duodenum-jejunum under assist of an endoscope and X-ray transmission to form a shunting channel of chyme and bile pancreatic juice, achieving the purpose of losing weight and diabetes treatment by reducing absorption of nutrients.
Description
Technical field
This utility model relates to a kind of human body and inserts apparatus, especially inserts in the enteric cavity of Duodeno-jejunum, and the bypass that is used for the treatment of obesity and diabetes is inserted apparatus.
Background technology
Obesity has become the healthy harm greatly of contemporary people.The means of obesity being carried out medical intervention have medicine and two kinds of operations.The effect of medicine or reduction people's appetite reduces and takes in, and perhaps increases fat consumption, increases intestinal and drains, and its effect is all very limited.More effective than weight reduction with drugs is lipposuction, for example detour art, fat melting fat-reducing art, liposuction fat-reducing art etc. of stomach sleeve portion excision, stomach band art, stomach.There is risk and side effect and sequela in various degree in these bariatric surgeries when obtaining certain curative effect.Risk comprises general anesthesia risk, massive hemorrhage, infection, nerve injury etc.; Side effect and sequela have intestinal adhesion, dyspepsia, diarrhoea, nutrient malabsorption, anemia, vitamin deficiency etc.
Also having a kind of gastric water polo therapy at present, is to inject saline after a silicon capsule is inserted gastric, to keep the satiety of human body.The method need be adjusted the water polo volume, and complicated operation is higher to doctor's specification requirement.Its fat-reducing speed is very fast, but recovers fat after removing the gastric water polo easily.
Therefore, contemporary medical science needs more simple and effective, that ill effect is faint method of weight-reducing and apparatus.
The utility model content
It is a kind of simple in structure that the purpose of this utility model is to provide, mechanical property and biocompatibility all satisfy the built-in sleeve pipe of Duodeno-jejunum of human body requirement, this sleeve pipe can be inserted in the Duodeno-jejunum by upper digestive tract under endoscope guides, set up bile pancreatic juice separate system, and then restriction absorption of nutrient ingredients and reach the purpose that reduces body weight and treatment diabetes.
The sleeve pipe of making by technical solutions of the utility model is used to insert in the enteric cavity of duodenum and one section jejunum adjacent with duodenum, can be described as the built-in sleeve pipe of Duodeno-jejunum, is called for short the intestinal sleeve pipe.
This utility model intestinal sleeve pipe body is a flexible film, and tube chamber is flat under the non-working condition does not have, and a port can tighten up by threading, is similar to the oversleeve of wearing when people work in forearm.The telescopic structure of this utility model intestinal comprises flexible pipe, ring support, fixed claw and tight mouthful of line four parts, wherein,
Flexible pipe is made of smooth surface, soft fine and close film, and preferred material is fluoroplastics.Flexible pipe is divided into flexible pipe head and flexible pipe body two parts, and flexible pipe head bulge, flexible pipe body are straight pipe, and flexible pipe head and flexible pipe body seamlessly transit.The length of flexible pipe is 100～1000mm; Thickness of soft tube 0.01～0.3mm; Flexible pipe body diameter is 10～40mm, and the flexible pipe head diameter is 1～3 times of flexible pipe body diameter.
Ring support adopts tool elasticity and the bending of inflexible tinsel or braiding to form, preferred niti-shaped memorial alloy silk, and its footpath is at 0.1～1mm.High 10～the 100mm of ring support, its diameter and flexible pipe head diameter adapt, and ring support is wrapped up by the film of flexible pipe head, and ring support and flexible pipe are combined as a whole, and it is telescopic suitable for reading that ring support becomes whole intestinal.The ring support tinsel can be single-turn or multi-turn around the circumference number in the braiding process; With its open and flat observation, the direction of travel wiry of looping support is similar sinusoidal waveform, or continuous V-arrangement, or be interrupted inverted U-shaped, or latticed.Consider from technical factors such as simple for production, closing in dependable performances, preferably single metal wire is bent the looping support repeatedly.
Fixed claw is arranged at the outer wall of ring support, and the spine length of its perk is≤5mm; Fixed claw can select for use hollow metal tube to make, and the one or both ends grinding of hollow metal tube is sharp and pull prying and play the formation spine; The pipe of fixed claw partly is enclosed within on the tinsel of ring support, attachment point between ring support outer wall upper and lower region in 1/2 section; Under natural deployed condition, the spine abduction of fixed claw and with the angle of ring support outer wall at 10～65 °, optimized angle is 45 °.After this utility model intestinal sleeve pipe was inserted enteric cavity, the spine of fixed claw thrust intestinal mucosa, and sleeve pipe and intestinal wall are fixed.
Tight mouthful line selection biocompatibility and corrosion resistance line preferably, the preferably polytetrafluoroethylene line; Be arranged at the top of ring support, connect each curved top of stent wire successively; The length of tight mouthful of line is greater than ring support girth suitable for reading, can be around a week suitable for reading, and also can be around how week suitable for reading.Tighten up tight mouthful of line ring support is tightened, be used for this utility model intestinal sleeve pipe is being used when human body takes out.
Telescopic all parts of making this utility model intestinal all use the material of stomach juice-resistant, digestion resistant liquid.
This utility model intestinal sleeve pipe can be auxiliary down in upper digestive tract is inserted duodenum one jejunum in endoscope and X ray transmission, and the flexible pipe head is last, flexible pipe body infra.Telescopic ring support is positioned at pyloric cap, place that the back ring support is upspring naturally and fixed claw on spine thrust intestinal mucosa, play the effect of fixed sleeving.The tight mouthful of line that is provided with on the support tightens up support and takes out whole sleeve pipe when being used for recovery of casing.Smooth impermeable sleeve pipe is laid in duodenum and one section jejunum adjacent with duodenum.The chyme that comes from stomach flows into sleeve pipe, flows to jejunum from the effusive bile pancreatic juice of descendant duodenum outside sleeve pipe, forms the shunting of chyme with bile pancreatic juice, reaches the purpose that reduces body weight and treatment diabetes by the absorption that reduces nutrient substance.
This utility model intestinal sleeve pipe inserts and takes out simple to operate.Under endoscope and X ray transmission are auxiliary, can via the human body upper digestive tract sleeve pipe be inserted the target location with comparalive ease; The tight mouthful of line that tightens up the support upper end just is easy to sleeve pipe is taken out.Use ganoid material sleeve pipe, can guarantee chyme smoothly by not blocking, and can not stick together with intestinal tissue.It is little to have an operation risk with respect to traditional operative treatment, AT characteristics.
Description of drawings
Fig. 1 is this utility model population structure sketch map;
Fig. 2 is a ring support planar development sketch map in this utility model.
Parts that number in the figure is represented or position are: 1-flexible pipe head; 2-flexible pipe body; The 3-ring support; 4-fixed claw pipe part; The spine of 5-fixed claw perk; The tight mouthful line of 6-.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the built-in sleeve pipe of this utility model Duodeno-jejunum is an oversleeve shape pipe, comprises flexible pipe, ring support, fixed claw and tight mouthful of line four parts, and total length selects 600 ± 10mm.The wall thickness of flexible pipe is 0.05 ± 0.01mm, and the wall film adopts ganoid material to make, and selects fluoroplastics for use; Flexible pipe quality softness, smooth surface, impermeable, good biocompatibility can pursue moving when gastrointestinal peristalsis with ripple.This intestinal sleeve pipe does not have in that the tube chamber of non-working condition bottom hose is flat; User mode bottom hose wall is upheld, from being divided into flexible pipe head and flexible pipe body two parts in shape.The flexible pipe body is straight pipe, diameter 20 ± 5mm; Flexible pipe head bulge, diameter 40 ± 5mm; Flexible pipe head and flexible pipe body seamlessly transit.
Suitable for reading at the intestinal sleeve pipe, promptly the flexible pipe head is provided with a ring support.The diameter of ring support equates substantially with the diameter of flexible pipe head.Ring support adopts the niti-shaped memorial alloy silk, and the silk footpath of used this alloy silk is 0.5 ± 0.05mm; High 25 ± the 5mm of support, its diameter and flexible pipe head adapt.Whole or following 2/3～3/4 place with flexible pipe parcel ring support.
As shown in Figure 2, the trend of the niti-shaped memorial alloy silk of looping support is continuous V-arrangement.One week of looping support forms five V-arrangements altogether.1/3 place is provided with fixed claw on the v-notch being equivalent to.Fixed claw selects for use hollow steel pipe to make, and an end grinding of hollow steel pipe is sharp and pull prying and play the formation spine; The pipe of fixed claw partly is enclosed within on the tinsel of ring support.When annular support launched naturally, the spine of fixed claw perk and support outer wall formed 45 ± 5 ° of angles.
When ring support being wrapped up, leave one tight mouthful of line at the top wiry of each bending and connect the hole, or after the fluoroplastics film all wrapped up ring support, the one tight mouthful of line of giving a farfetched interpretation at the top wiry of each bending connected the hole with the fluoroplastics film.A tight mouthful line is passed aperture and the end knotting is fixing successively.Tight mouthful wire loop is one circle around the ring support top.Tight mouthful line adopts the line of biocompatibility and good corrosion resistance to make, and selects polytetrafluoroethylene wire for use.
Claims (10)
1. the built-in sleeve pipe of Duodeno-jejunum is characterized in that, its structure comprises flexible pipe, ring support, fixed claw and tight mouthful of line four parts, wherein,
Flexible pipe is made of smooth surface, soft fine and close film, is divided into flexible pipe head and flexible pipe body two parts, and flexible pipe head bulge, flexible pipe body are straight pipe, and flexible pipe head and flexible pipe body seamlessly transit;
Ring support adopts tool elasticity and inflexible tinsel to make, and the diameter of its diameter and flexible pipe head adapts, and ring support is wrapped up by the film of flexible pipe head, and ring support and flexible pipe are combined as a whole;
On the tinsel of fixed claw attached to ring support, two or the spine that the end is perk of fixed claw;
Tight mouthful line is arranged at the top of ring support, connects each curved top wiry successively, and the length of tight mouthful line is greater than ring support girth suitable for reading.
2. the built-in sleeve pipe of Duodeno-jejunum according to claim 1 is characterized in that the length of flexible pipe is 100～1000mm.
3. the built-in sleeve pipe of Duodeno-jejunum according to claim 1 is characterized in that, described flexible pipe body diameter 10～40mm, and the flexible pipe head diameter is 1～3 times of flexible pipe body diameter.
4. the built-in sleeve pipe of Duodeno-jejunum according to claim 1, it is characterized in that, the tinsel of described ring support can be single-turn or multi-turn around the circumference number in the braiding process, with its open and flat observation, the trend wiry of looping support is similar sinusoidal waveform, or continuous V-arrangement, or be interrupted inverted U-shaped, or latticed.
5. according to claim 1 or the built-in sleeve pipe of 4 described Duodeno-jejunums, it is characterized in that the high 10～100mm of described ring support.
6. the built-in sleeve pipe of Duodeno-jejunum according to claim 1 is characterized in that, the perk spine length≤5mm of described fixed claw.
7. according to claim 1 or the built-in sleeve pipe of 6 described Duodeno-jejunums, it is characterized in that the spine of described fixed claw perk and ring support outer wall form 10～65 ° of angles.
8. the built-in sleeve pipe of Duodeno-jejunum according to claim 1 and 2 is characterized in that, described thickness of soft tube 0.01～0.3mm.
9. according to claim 1 or the built-in sleeve pipe of 4 described Duodeno-jejunums, it is characterized in that described ring support adopts tool elasticity and the bending of inflexible tinsel or braiding to make, used silk footpath is 0.1～1mm.
10. according to claim 1 or the built-in sleeve pipe of 4 described Duodeno-jejunums, it is characterized in that described tight mouthful of line is to adopt biocompatibility and corrosion resistance fluorine polymerization preferably line to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206426876U CN201987704U (en) | 2010-12-06 | 2010-12-06 | Duodenum-jejunum built-in cannula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206426876U CN201987704U (en) | 2010-12-06 | 2010-12-06 | Duodenum-jejunum built-in cannula |
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| Publication Number | Publication Date |
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| CN201987704U true CN201987704U (en) | 2011-09-28 |
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| CN2010206426876U Expired - Fee Related CN201987704U (en) | 2010-12-06 | 2010-12-06 | Duodenum-jejunum built-in cannula |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499727A (en) * | 2011-12-02 | 2012-06-20 | 戴睿武 | 'Duodenum-jejunum' absorption intestinal exclusion bypass sleeve |
| CN102579104A (en) * | 2012-04-01 | 2012-07-18 | 湖南依微迪医疗器械有限公司 | Exclusion surgery device for duodenum and upper jejunum |
| CN102626330A (en) * | 2012-05-05 | 2012-08-08 | 万平 | Duodenal internal covering membrane made of degradable biocompatible material and application thereof |
| CN102824239A (en) * | 2012-09-12 | 2012-12-19 | 上海市第六人民医院 | Small intestine sleeve |
| CN103142338A (en) * | 2013-03-26 | 2013-06-12 | 巴克 | Duodenum casing for treating diabetes implanted under endoscope |
| CN103142262A (en) * | 2013-03-31 | 2013-06-12 | 万平 | Inner coverage membrane for duodenum |
| CN103705326A (en) * | 2013-12-27 | 2014-04-09 | 成都中医药大学附属医院 | Support, endoscope package and support releasing method |
| CN105163793A (en) * | 2013-02-28 | 2015-12-16 | 波士顿科学国际有限公司 | Medical devices for use along the biliary and/or pancreatic tract |
| CN107126306A (en) * | 2017-06-27 | 2017-09-05 | 杭州糖吉医疗科技有限公司 | Stomach air deflector and its support |
| CN109103812A (en) * | 2018-09-29 | 2018-12-28 | 重庆金山医疗器械有限公司 | The apparatus and method of impedance-pH electrode catheter laying conducting wire |
| CN109833128A (en) * | 2019-03-11 | 2019-06-04 | 曲梅花 | Rats and mice Duodenum-jejunum built-in cannula |
| CN110772363A (en) * | 2018-07-25 | 2020-02-11 | Usgi医疗公司 | Device for fixing gastrointestinal implant |
-
2010
- 2010-12-06 CN CN2010206426876U patent/CN201987704U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102499727A (en) * | 2011-12-02 | 2012-06-20 | 戴睿武 | 'Duodenum-jejunum' absorption intestinal exclusion bypass sleeve |
| CN102579104A (en) * | 2012-04-01 | 2012-07-18 | 湖南依微迪医疗器械有限公司 | Exclusion surgery device for duodenum and upper jejunum |
| CN102626330B (en) * | 2012-05-05 | 2014-06-25 | 万平 | Duodenal internal covering membrane made of degradable biocompatible material and application thereof |
| CN102626330A (en) * | 2012-05-05 | 2012-08-08 | 万平 | Duodenal internal covering membrane made of degradable biocompatible material and application thereof |
| CN102824239A (en) * | 2012-09-12 | 2012-12-19 | 上海市第六人民医院 | Small intestine sleeve |
| CN105163793A (en) * | 2013-02-28 | 2015-12-16 | 波士顿科学国际有限公司 | Medical devices for use along the biliary and/or pancreatic tract |
| CN103142338B (en) * | 2013-03-26 | 2014-09-10 | 巴克 | Duodenum casing for treating diabetes implanted under endoscope |
| CN103142338A (en) * | 2013-03-26 | 2013-06-12 | 巴克 | Duodenum casing for treating diabetes implanted under endoscope |
| CN103142262A (en) * | 2013-03-31 | 2013-06-12 | 万平 | Inner coverage membrane for duodenum |
| US9918862B2 (en) | 2013-03-31 | 2018-03-20 | Ping Wan | Internal covering membrane of duodenum |
| CN103705326A (en) * | 2013-12-27 | 2014-04-09 | 成都中医药大学附属医院 | Support, endoscope package and support releasing method |
| CN107126306A (en) * | 2017-06-27 | 2017-09-05 | 杭州糖吉医疗科技有限公司 | Stomach air deflector and its support |
| CN107126306B (en) * | 2017-06-27 | 2024-05-14 | 杭州糖吉医疗科技有限公司 | Gastric inducer and stent thereof |
| CN110772363A (en) * | 2018-07-25 | 2020-02-11 | Usgi医疗公司 | Device for fixing gastrointestinal implant |
| CN109103812A (en) * | 2018-09-29 | 2018-12-28 | 重庆金山医疗器械有限公司 | The apparatus and method of impedance-pH electrode catheter laying conducting wire |
| CN109103812B (en) * | 2018-09-29 | 2022-03-15 | 重庆金山医疗技术研究院有限公司 | Device and method for laying lead wire for impedance-pH electrode catheter |
| CN109833128A (en) * | 2019-03-11 | 2019-06-04 | 曲梅花 | Rats and mice Duodenum-jejunum built-in cannula |
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Legal Events
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| C14 | Grant of patent or utility model | ||
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| ASS | Succession or assignment of patent right |
Owner name: BEIJING QILUN TIANYOU VENTURE CAPITAL CO., LTD. Free format text: FORMER OWNER: BEIJING CHANG XIANG TIAN XING MEDICAL TECHNOLOGY CO.,LTD. Effective date: 20130527 |
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Free format text: CORRECT: ADDRESS; FROM: 100048 HAIDIAN, BEIJING TO: 100027 DONGCHENG, BEIJING |
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| TR01 | Transfer of patent right |
Effective date of registration: 20130527 Address after: 100027 Beijing City, Dongcheng District No. 40 East Street, building 2, No. 301 Patentee after: BEIJING CHIRON VENTURES CO., LTD. Address before: 100048, Room 204, tower 4, building 38, building No. 2, West Road, car village, Haidian District, Beijing Patentee before: Beijing Chang Xiang Tian Xing Medical Technology Co.,Ltd. |
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| ASS | Succession or assignment of patent right |
Owner name: WUXI SHUMEITANG MEDICAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING QILUN TIANYOU VENTURE CAPITAL CO., LTD. Effective date: 20131105 |
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Free format text: CORRECT: ADDRESS; FROM: 100027 DONGCHENG, BEIJING TO: 214100 WUXI, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20131105 Address after: 214100 No. three, No. 99, Furong Road, Xishan economic and Technological Development Zone, Jiangsu, Wuxi Patentee after: Wuxi Shu Meitang Medical Technology Co Ltd Address before: 100027 Beijing City, Dongcheng District No. 40 East Street, building 2, No. 301 Patentee before: BEIJING CHIRON VENTURES CO., LTD. |
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| DD01 | Delivery of document by public notice |
Addressee: Wuxi Shu Meitang Medical Technology Co Ltd Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Wuxi Shu Meitang Medical Technology Co Ltd Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110928 Termination date: 20151206 |