CN202426593U - Magnetic compression anastomosis ring - Google Patents
Magnetic compression anastomosis ring Download PDFInfo
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- CN202426593U CN202426593U CN2012200361608U CN201220036160U CN202426593U CN 202426593 U CN202426593 U CN 202426593U CN 2012200361608 U CN2012200361608 U CN 2012200361608U CN 201220036160 U CN201220036160 U CN 201220036160U CN 202426593 U CN202426593 U CN 202426593U
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- anastomosis
- ring
- magnetic
- magnetic force
- anastomosis ring
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Abstract
The utility model provides a magnetic compression anastomosis ring, comprising a pair of magnetic rings which is respectively accommodated in the broken ends of two tissues to be anastomosed, wherein the two magnetic rings are attracted together to clamp the free edges of the broken ends of the two tissues to be anastomosed. The two magnetic rings of the magnetic compression anastomosis ring are respectively put in the broken ends of a stomach (intestine); under the magnetic action, the two broken ends are closely compressed and butt-connected; then, an occlusion tissue gradually sufferers ischemia and necrosis; meanwhile, the broken end tissues of the stomach (intestine) are gradually healed through an inflammatory repair process. With the gradual necrosis of the occlusion tissue, the two rings gradually approach each other, when the magnetic force is further enhanced, anastomosis tightness is kept and the necrosis of the occlusion tissue is further speeded up. The magnetic compression anastomosis ring has the characteristics of firm and close anastomosis, simpleness in operation, fast healing process, small scar, smooth wound surface and unblocked stomach and intestine cavity. The anastomotic fistula and the stenosis and other post-anastomosis complications can be effectively reduced; after the surgery, the function of an alimentary canal is good; therefore, the magnetic compression anastomosis ring is a most advanced alimentary canal anastomosis instrument at present.
Description
Technical field
This utility model relates to gastrointestinal anastomosis and the identical field of intestinal intestinal, is specifically related to a kind of magnetic force compressing anastomosis ring that is applied to gastrointestinal end to end anastomosis, end-to-side anastomosis or side to side anastomosis and end to end intestinal anastomosis, end-to-side anastomosis or side to side anastomosis.
Background technology
The application of anastomat is a quantum leap of odonto-maxillary sursery, and it makes identical simple to operate, and operating time shortens, and makes that some complicated operations are smooth.The forties in 19th century, the experimental surgery apparatus institute of the former Soviet Union has carried out systematic research to stiching instrument, and the level that is in a leading position in this field.American scholar Ravitch was with the stiching instrument technology transfer U.S. in 1958.U.S. Ethicon company produced first disposable anastomat in 1979, and the mass production of anastomat and extensive use are stepped a stage again.Various stiching instrument are identical with the operation principle and the stapler of anastomat; The seam nail that promptly percussion implantation two rows intermesh in tissue carries out double intersection nail seam to tissue; Sew up tight; Prevent seepage, pass through because little blood vessel can stitch the space of following closely from " B " shape, so do not influence the blood supply of suturing part and far-end thereof.All seam nails are processed for Titanium or tantalum, compare with the manual suture line, and tissue reaction is little; Because seam nail marshalling, spacing equate, sew up elasticity and are controlled by scale; Avoided manual suture to cross dredging overstocked with connect that to prick tension loose excessively, so guaranteed highly organized healing.Various stiching instrument and anastomat are the stitching that reaches Type B seam nail, and having designed critical piece has nail bit, nail casket, nail bin, seam staple drivers, firing handle, positioning needle, knob and labelling chi etc.In order to excise unnecessary tissue, cause round nose end anastomotic stoma and side to side anastomosis mouth, also equipped various cutters, like endless knife, push broach etc.These parts use by certain rule of operation, guarantee tissue apposition and anastomotic stoma rapidly, completion exactly.Along with the research of the material that coincide gradually deeply, multiple modes such as the nail formula is coincide, the compression of Nitinol memory material coincide, and degradation material is coincide, and the overlay film coating material coincide and support coincide have appearred.The application of anastomat in gastrointestinal surgery simultaneously obtained clinician's favorable comment; It has simplified operation technique; Reduced the operating time, made chances such as hemorrhage, infection obviously reduce, the high position or the low anastomosis that make original manual suture be difficult to carry out simultaneously become easy.The nail formula is coincide in process of clinical application, though simple to operate, reliable for effect, still have fistula of operative incision, complication such as narrow, hemorrhage, the incidence rate of fistula of operative incision is 1%～24%.The double fastening inverting suture that the nail formula is coincide causes the anastomotic stoma internal diameter obviously to dwindle, and occurs anastomotic stricture more easily.Because peg is a foreign body, causes the partial inflammatory reaction of anastomotic stoma, so anastomotic stoma is hemorrhage common.3 to 6 days especially after surgery; Because inflammatory exudation; Local tissue necrosis etc. make its burst pressure reduce to minimum, and this moment, the patient was not because enterokinesia recovers as yet fully because the anastomotic stoma burst pressure is lower, had the peristaltic unrest situation; Can cause that unexpected enteric cavity is intrinsic pressure to be increased, cause the generation of fistula of operative incision.The back anastomosis staple retains owing to coincide, and the reaction of foreign body pneumonia disease inevitably appears in anastomotic stoma, and the healing time of anastomotic stoma is prolonged, and enterokinesia recovers slowly; Intestinal tissue was stiff near the large tracts of land of cicatrix formed and causes anastomotic stoma, and anastomotic stoma does not have initiatively contraction, and the conduction of wriggling is disconnected hereinto; Stool gathers, and content increases, and needs repeatedly stool to discharge; Form the intestinal tube segmental and lose the wriggling syndrome, postoperative bowel movement function obstacle appears in the patient, and diarrhoea replaces with constipation; Cause defecation irregular, and the time have blood in stool and defecation control bad, coming off of anastomosis staple causes patient's pain; Hemorrhage, intestinal wall inflammatory hyperemia around the visible patient's anastomotic stoma of enteroscopy, edema, granuloma forms.And, limited clinical a lot of patients' application because material price is expensive.
Summary of the invention
The technical problem that this utility model will solve provides a kind of magnetic force compressing anastomosis ring, adopts the anastomosis operation postoperative of this magnetic force compressing anastomosis ring, coincide firmly closely; Easy and simple to handle, agglutination is quick, and cicatrix is little; Wound surface is smooth; Gastrointestinal cavity is unobstructed, can effectively reduce fistula of operative incision, anastomosis infectious-related complication such as narrow, and the postoperative digestive tract function is good.
In order to solve the problems of the technologies described above, the technical scheme of this utility model is:
A kind of magnetic force compressing anastomosis ring comprises that being contained in two respectively treats the identical a pair of magnet ring of organizing in the broken ends of fractured bone, and two magnet ring adhesives treat that with two the identical broken ends of fractured bone free edge of organizing clamps.
Above-mentioned magnetic force compressing anastomosis ring, said magnet ring is internal diameter 25mm, external diameter 29mm.
Above-mentioned magnetic force compressing anastomosis ring, said magnet ring is internal diameter 22mm, external diameter 26mm.
Above-mentioned magnetic force compressing anastomosis ring, said magnet ring is internal diameter 20mm, external diameter 24mm.
Above-mentioned magnetic force compressing anastomosis ring, said magnet ring has 2000-3000 Gauss's magnetic force.
Above-mentioned magnetic force compressing anastomosis ring, said magnet ring is neodymium iron boron (NdFeB) based permanent magnet.
Two magnet rings of magnetic force being oppressed anastomosis ring place respectively in stomach (intestinal) broken ends of fractured bone, and closely pressurization is involutory to utilize magneticaction to make two broken ends of fractured bone, and folder closes organizes ischemia, necrosis gradually, simultaneously the healing gradually through the inflammatory repair process of stomach (intestinal) broken ends of fractured bone tissue.Along with folder closes the downright bad gradually of tissue, two rings gradually near, magnetic force further strengthens, kept coincideing closely, and quicken the necrosis that folder closes tissue.Coincide firmly closely, easy and simple to handle, agglutination is quick, and cicatrix is little, and wound surface is smooth, and gastrointestinal cavity is unobstructed.Can effectively reduce fistula of operative incision, anastomosis infectious-related complication such as narrow, the postoperative digestive tract function is good, is present state-of-the-art alimentary tract anastomosis apparatus.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of this utility model is done further detailed explanation:
Fig. 1 is the structural representation of utility model.
Among the figure: 1 magnet ring I, 2 magnet ring II.
The specific embodiment
As shown in Figure 1, magnetic force is oppressed anastomosis ring, comprises that being contained in two respectively treats the identical a pair of magnet ring of organizing in the broken ends of fractured bone, and statement for ease is referred to as magnet ring I 1 and 2, the two magnet ring adhesives of magnet ring II respectively, treats the identical broken ends of fractured bone free edge clamping of organizing with two.
Because anastomotic stoma enteric cavity internal diameter was by the external diameter decision of anastomosis ring when magnetic was coincide; So it is more unobstructed more greatly that magnet ring can be accomplished to coincide; In order to adapt to different identical enteric cavities; The magnet ring external diameter of selecting is respectively 29mm, 26mm, 24mm, is suitable for colon, low level knot rectum, gastrointestinal, small intestine anastomosis respectively.
Under the prerequisite that guarantees magnet ring intensity, make that the weight of magnet ring is light as much as possible, the radial thickness of each magnet ring is 2mm, and when anastomosis ring did not come off after the identical completion, body did not have the bloated discomfort that waits of bob and reacts, and therefore, the magnet ring internal diameter is respectively 25mm, 22mm, 20mm.
Magnet ring is neodymium iron boron (NdFeB) based permanent magnet, the magnetic force with 2000-3000 Gauss, both guaranteed to coincide firmly closely, can after the anastomotic stoma organization healing, come off smoothly again.This anastomosis ring makes it not have influence to surrounding tissue with the rapid decay that distance increases magnetic force.Even external like this have magnetic materials such as metal, also do not influence the application of magnet ring.
This utility model is to utilize the compressing anastomosis, adopts a pair of magnet ring, can the serosal surface of both sides is bonded with each other with gastrointestinal end end, section side or side side, end to end intestinal anastomosis, end-to-side anastomosis or side side to lumping together, and sets up the essential condition of gastrointestinal healing.It is a kind of brand-new stapling apparatus.Adopt the anastomosis of this utility model, generally after surgery about 7 days, anastomotic healing is accomplished, and anastomosis ring is closed the necrosis of tissue along with folder and come off, and excretes with stool.The application of this utility model can significantly reduce fistula of operative incision, complication such as hemorrhage, narrow; Intestinal mucosa is smooth behind the anastomotic healing, the various untoward reaction that no forward line and peg bring, and the postoperative gastric intestinal function is good; For vast gastrointestinal disease patient brings glad tidings, has great social benefit.This utility model is cheap, reduces by 50% to 80% with traditional anastomat than price, has huge economic benefit after applying.
Claims (7)
1. a magnetic force is oppressed anastomosis ring, it is characterized in that: comprise that being contained in two respectively treats the identical a pair of magnet ring of organizing in the broken ends of fractured bone, two magnet ring adhesives treat that with two the identical broken ends of fractured bone free edge of organizing clamps.
2. magnetic force compressing anastomosis ring according to claim 1, it is characterized in that: said magnet ring is internal diameter 25mm, external diameter 29mm.
3. magnetic force compressing anastomosis ring according to claim 1, it is characterized in that: said magnet ring is internal diameter 22mm, external diameter 26mm.
4. magnetic force compressing anastomosis ring according to claim 1, it is characterized in that: said magnet ring is internal diameter 20mm, external diameter 24mm.
5. according to the arbitrary described magnetic force compressing anastomosis ring of claim 1～4, it is characterized in that: said magnet ring has 2000-3000 Gauss's magnetic force.
6. according to the described magnetic force compressing of claim 1～4 anastomosis ring, it is characterized in that: said magnet ring is neodymium iron boron (NdFeB) based permanent magnet.
7. magnetic force compressing anastomosis ring according to claim 5, it is characterized in that: said magnet ring is neodymium iron boron (NdFeB) based permanent magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200361608U CN202426593U (en) | 2012-02-06 | 2012-02-06 | Magnetic compression anastomosis ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200361608U CN202426593U (en) | 2012-02-06 | 2012-02-06 | Magnetic compression anastomosis ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202426593U true CN202426593U (en) | 2012-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200361608U Expired - Fee Related CN202426593U (en) | 2012-02-06 | 2012-02-06 | Magnetic compression anastomosis ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202426593U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451025A (en) * | 2012-02-06 | 2012-05-16 | 徐忠法 | Magnetic force compressing anastomosis ring |
| CN103519858A (en) * | 2013-08-27 | 2014-01-22 | 中国人民解放军第四军医大学唐都医院 | Magnetic force meshing device applicable to field operation surgery digestive tract reconstruction |
-
2012
- 2012-02-06 CN CN2012200361608U patent/CN202426593U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102451025A (en) * | 2012-02-06 | 2012-05-16 | 徐忠法 | Magnetic force compressing anastomosis ring |
| CN103519858A (en) * | 2013-08-27 | 2014-01-22 | 中国人民解放军第四军医大学唐都医院 | Magnetic force meshing device applicable to field operation surgery digestive tract reconstruction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20150206 |
|
| EXPY | Termination of patent right or utility model |