CN203988191U - A kind of magnetic devices that is applicable to large-scale vascular anastomosis - Google Patents
A kind of magnetic devices that is applicable to large-scale vascular anastomosis Download PDFInfo
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- CN203988191U CN203988191U CN201420371869.2U CN201420371869U CN203988191U CN 203988191 U CN203988191 U CN 203988191U CN 201420371869 U CN201420371869 U CN 201420371869U CN 203988191 U CN203988191 U CN 203988191U
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- permanent magnet
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- elliptical cylinder
- anastomosis ring
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Abstract
A kind of magnetic devices that is applicable to large-scale vascular anastomosis, by two elliptical cylinder-shape permanent magnet anastomosis ring, formed, two elliptical cylinder-shape permanent magnet anastomosis ring respectively comprise that a shape size is consistent and treat together the oval column shell of the hollow hole that anastomosis of blood vessel caliber is suitable with aperture, oval column shell is at lateral border zigzag matsurface, the inner side of two oval column shells is embedded with the cylindroid annular permanent magnet that magnetic is contrary, the outside of the end face that two elliptical cylinder-shape permanent magnet anastomosis ring are relative is evenly distributed with the outside coniform titanium alloy pin of the above vertebra point of the six roots of sensation, on end face in the middle of two adjacent coniform titanium alloy pins, have an inside coniform aperture of vertebra point, having avoided manual sutures to coincide brings anastomotic stricture, seepage blood, ligature slippage to cause the shortcoming that the complication such as massive hemorrhage, local organization granuloma, false arteriogenesis are many, and identical speed is coincide fast more than 10 times more by hand, avoided histoorgan to cause organ congestion edema to cause identical oozing of blood because of blocking blood flow for a long time.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is specifically related to a kind of magnetic devices that is applicable to large-scale vascular anastomosis.
Background technology
Traditional operation vascular anastomosis is but still continued to use Carrel before more than 100 year and is proposed manual suture method, become now the vascular anastomosis technology of main flow, but it does not meet desirable vascular anastomosis principle completely, the speed of not only coincideing is slow, also may cause occurring in art serious hemodynamics and interior environment disturbance, operation wound is larger, inflammatory mediator release, during the larger blood vessel of the caliber that particularly needs to coincide in capital operation, often because long-time blocking blood flow causes far-end vitals severe ischemic or congestion edema to cause, because suture position exists gap, often there is anastomotic stoma oozing of blood or postoperatively occur Secondary cases massive hemorrhage because of ligature slippage, postoperatively also can cause the reaction of local granulation tissue and hypertrophy because ligature retains in vivo, increased the weight of patient's body injury, also may cause in addition the damage of blood vessel wall to form the various complication such as false aneurysm, affect anastomotic healing, and manual coincideing also needs operator to have higher surgical operation skill.These shortcomings are still affecting the various long-term efficacies that relate to vascular anastomosis so far.But in art, utilize so far the manual anastomosis of blood vessel of suture and there is no the device that is specifically designed to vascular anastomosis.
Summary of the invention
The deficiency existing in order to overcome above-mentioned prior art, the purpose of this utility model is to provide a kind of magnetic devices that is applicable to large-scale vascular anastomosis, utilize two the elliptical cylinder-shape permanent magnet anastomosis ring that include permanent magnet corresponding with the caliber of large-scale blood vessel to be coincide to complete coincideing of different tube diameters blood vessel, two elliptical cylinder-shape permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, the anastomotic stricture of avoiding manual sutures to coincide and bring, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, the shortcoming that the complication such as false arteriogenesis are many, and the person that coincide more by hand of identical time will shorten more than 5 times, avoided histoorgan to cause organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow.
In order to achieve the above object, the technical scheme that this utility model adopts is:
A kind of magnetic devices that is applicable to large-scale vascular anastomosis, by two elliptical cylinder-shape permanent magnet anastomosis ring, formed, described two elliptical cylinder-shape permanent magnet anastomosis ring respectively comprise that a shape size is consistent and treat together the oval column shell 1 of the hollow hole 4 that anastomosis of blood vessel 8 calibers are suitable with aperture, described oval column shell 1 adopts the organic material compatible with tissue, described oval column shell 1 has the zigzag matsurface 5 with elliptical cylinder-shape permanent magnet anastomosis ring axially parallel at lateral border, the inner side of described oval column shell 1 is embedded with the cylindroid annular permanent magnet 6 consistent with its central axis, the magnetic of the cylindroid annular permanent magnet 6 of described two elliptical cylinder-shape permanent magnet anastomosis ring is contrary, in the outside of the relative end face of two elliptical cylinder-shape permanent magnet anastomosis ring, be evenly distributed with in addition the outside coniform titanium alloy pin 2 of the above vertebra point of the six roots of sensation, on end face in the middle of two adjacent coniform titanium alloy pins 2, have an inside coniform aperture 3 of vertebra point, the position of the coniform titanium alloy pin 2 of each elliptical cylinder-shape permanent magnet anastomosis ring and the coniform aperture 3 of another elliptical cylinder-shape permanent magnet anastomosis ring one by one mirror image is corresponding, and the corresponding outer surface of coniform titanium alloy pin 2 and the inner wall shape of coniform aperture 3 are in the same size.
The outside of the end face that described two elliptical cylinder-shape permanent magnet anastomosis ring are relative is distributed with six outside coniform titanium alloy pins 2 of vertebra point, one of them elliptical cylinder-shape permanent magnet anastomosis ring major axis two top is coniform titanium alloy pin 2, minor axis two tops are coniform aperture 3, another elliptical cylinder-shape permanent magnet anastomosis ring major axis two tops are coniform aperture 3, and minor axis two tops are coniform titanium alloy pin 2.
The described organic material compatible with tissue is polypropylene.
Compared to the prior art, the utlity model has following advantage:
1, by utilizing two the elliptical cylinder-shape anastomosis ring that include permanent magnet corresponding with the caliber of large-scale blood vessel to be coincide to complete coincideing of different tube diameters blood vessel, elliptical cylinder-shape permanent magnet is embedded in to the inner side of oval column shell 1, avoid magnetic material and in body tissue contact process, eremacausis has occurred and react, increased its biological safety and histocompatibility.Six outside coniform titanium alloy pins 2 of cone point distribute and by the major axis of oval column shell and minor axis, are distributed in symmetrically and evenly the outside of the relative end face of two permanent magnet anastomosis ring, this kind of design has good ductility for large-scale blood vessel wall, can fully by intending identical ends of vessels edge, outwards draw expansion, increase anastomotic stoma contact area, reduce anastomotic stoma seepage blood complication, and reach the object of vascular anastomosis edge everting anastomosis, meet the principle that in angiostomy, endothelial layer is closely connected, can effectively avoid the complication such as anastomotic stoma thrombosis and anastomotic stenosis after surgery.
2, two permanent magnet anastomosis ring lateral surface are zigzag matsurface, and the zigzag matsurface at its texture and operating theater instruments interlock position adapts, and are convenient to the clamping of operating theater instruments in operation with fixing.
3, adopt two elliptical cylinder-shape permanent magnet anastomosis ring, due to large-scale blood vessel (as postcava) transverse section ovalize under normal physiological state, therefore oval-shaped anastomosis ring completes after aorta anastomosis, anastomotic stoma adapts with normal dissect physiology feature, more meets trunk intracavity blood rheological properties.In addition, in the large-scale blood vessel process of coincideing, because blood vessel diameter is large, anastomosis ring external diameter is corresponding increase also, adopt oval anastomosis ring design, the operating theater instruments such as mosquito forceps of using in aorta anastomosis operation can clamp along the minor axis of oval anastomosis ring and fix, and therefore can adapt to better the requirement of operation technique.
4, two permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, the anastomotic stricture of having avoided manual sutures to coincide and bring, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, false arteriogenesis, the shortcoming that the speed of coincideing is slow and complication is many, and identical speed more identical person wants fast more than 5 times, avoided histoorgan to cause organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow, the subsidiary titanium alloy needle body in two other permanent magnet anastomosis ring surface amasss little, not only increased the stability of anastomotic stoma, and all there is good histocompatibility with polypropylene material, polypropylene material also has anti-infectious function simultaneously.Latter two permanent magnet anastomosis ring of art is embedded in tissue, adds that the magnetic field that two permanent magnet anastomosis ring itself have also plays good facilitation to the healing of tissue, and because identical speed is fast, the degree of histoorgan damaged is little and recover fast.After using this device operation, do not cause or only cause extremely slight adhesion, again perform the operation simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of elliptical cylinder-shape permanent magnet anastomosis ring of the present utility model.
Fig. 2 is an elliptical cylinder-shape permanent magnet anastomosis ring cross-sectional structure schematic diagram of the present utility model.
Fig. 3 is two pairing elliptical cylinder-shape permanent magnet anastomosis ring schematic diagrams staggered relatively of the present utility model.
Fig. 4 is that two elliptical cylinder-shape permanent magnet anastomosis ring of the present utility model are fixedly intended respectively the schematic diagram of involutory state after ends of vessels.
Fig. 5 is the view that two elliptical cylinder-shape permanent magnet anastomosis ring of the present utility model complete vascular anastomosis.
The specific embodiment
Below in conjunction with accompanying drawing, this utility model is described in more detail.
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, a kind of magnetic devices that is applicable to large-scale vascular anastomosis of this utility model, by two elliptical cylinder-shape permanent magnet anastomosis ring, formed, described two elliptical cylinder-shape permanent magnet anastomosis ring respectively comprise that a shape size is consistent and treat together the oval column shell 1 of the hollow hole 4 that anastomosis of blood vessel 8 calibers are suitable with aperture, described oval column shell 1 adopts the organic material compatible with tissue, described oval column shell 1 has the zigzag matsurface 5 with elliptical cylinder-shape permanent magnet anastomosis ring axially parallel at lateral border, the inner side of described oval column shell 1 is embedded with the cylindroid annular permanent magnet 6 consistent with its central axis, the magnetic of the cylindroid annular permanent magnet 6 of described two elliptical cylinder-shape permanent magnet anastomosis ring is contrary, in the outside of the relative end face of two elliptical cylinder-shape permanent magnet anastomosis ring, be evenly distributed with in addition the outside coniform titanium alloy pin 2 of the above vertebra point of the six roots of sensation, on end face in the middle of two adjacent coniform titanium alloy pins 2, have an inside coniform aperture 3 of vertebra point, the position of the coniform titanium alloy pin 2 of each elliptical cylinder-shape permanent magnet anastomosis ring and the coniform aperture 3 of another elliptical cylinder-shape permanent magnet anastomosis ring one by one mirror image is corresponding, and the corresponding outer surface of coniform titanium alloy pin 2 and the inner wall shape of coniform aperture 3 are in the same size.
As preferred implementation of the present utility model, the outside of the end face that described two elliptical cylinder-shape permanent magnet anastomosis ring are relative is distributed with the outside coniform titanium alloy pin 2 of six roots of sensation vertebra point, one of them elliptical cylinder-shape permanent magnet anastomosis ring major axis two top is coniform titanium alloy pin 2, minor axis two tops are coniform aperture 3, another elliptical cylinder-shape permanent magnet anastomosis ring major axis two tops are coniform aperture 3, and minor axis two tops are coniform titanium alloy pin 2.
As preferred implementation of the present utility model, the described organic material compatible with tissue is polypropylene.
Operation principle of the present utility model is: first the end face relative position of two elliptical cylinder-shape permanent magnet anastomosis ring as shown in Figure 3, then treat that anastomosis of blood vessel 8 passes as shown in Figure 4 via the hollow hole 4 of the cylindrical shell 1 of two permanent magnet anastomosis ring, ends of vessels edge is fixed on coniform titanium alloy pin 2, then between the cylindroid annular permanent magnet 6 in two permanent magnet anastomosis ring, attract each other automatically to complete and coincide as shown in Figure 5, anastomotic stoma 7 sealings, form unobstructed vascular anastomosis chamber.
By utilizing two the elliptical cylinder-shape permanent magnet anastomosis ring that include cylindroid annular permanent magnet 6 corresponding with the caliber of large-scale blood vessel to be coincide to complete coincideing of different tube diameters blood vessel, two elliptical cylinder-shape permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, the anastomotic stricture of having avoided manual sutures to coincide and bring, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, the shortcoming that the complication such as false arteriogenesis are many, and identical speed more identical person wants fast more than 5 times, avoided histoorgan to cause organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow, the subsidiary titanium alloy needle body in two other elliptical cylinder-shape permanent magnet anastomosis ring surface amasss little, except strengthening the stability of anastomotic stoma, also all there is good histocompatibility with polypropylene material, polypropylene material also has anti-infectious function in addition.Latter two permanent magnet anastomosis ring of art is embedded in tissue, adds that the magnetic field that two elliptical cylinder-shape permanent magnet anastomosis ring itself have also plays good facilitation to the healing of tissue, and because identical speed is fast, the degree of histoorgan damaged is little and recover fast.After using this device operation, do not cause or only cause extremely slight adhesion, again perform the operation simple, compared with traditional-handwork sewing method, there is clear superiority.
Claims (3)
1. a magnetic devices that is applicable to large-scale vascular anastomosis, by two elliptical cylinder-shape permanent magnet anastomosis ring, formed, described two elliptical cylinder-shape permanent magnet anastomosis ring respectively comprise that a shape size is consistent and treat together the oval column shell (1) of the hollow hole (4) that anastomosis of blood vessel (8) caliber is suitable with aperture, described oval column shell (1) adopts the organic material compatible with tissue, it is characterized in that: described oval column shell (1) has the zigzag matsurface (5) with elliptical cylinder-shape permanent magnet anastomosis ring axially parallel at lateral border, the inner side of described oval column shell (1) is embedded with the cylindroid annular permanent magnet (6) consistent with its central axis, the magnetic of the cylindroid annular permanent magnet (6) of described two elliptical cylinder-shape permanent magnet anastomosis ring is contrary, in the outside of the relative end face of two elliptical cylinder-shape permanent magnet anastomosis ring, be evenly distributed with in addition the outside coniform titanium alloy pin (2) of the above vertebra point of the six roots of sensation, on end face in the middle of adjacent two coniform titanium alloy pins (2), have an inside coniform aperture (3) of vertebra point, the position of the coniform titanium alloy pin (2) of each elliptical cylinder-shape permanent magnet anastomosis ring and the coniform aperture (3) of another elliptical cylinder-shape permanent magnet anastomosis ring one by one mirror image is corresponding, and the corresponding outer surface of coniform titanium alloy pin (2) and the inner wall shape of coniform aperture (3) are in the same size.
2. a kind of magnetic devices that is applicable to large-scale vascular anastomosis according to claim 1, it is characterized in that: the outside of the end face that described two elliptical cylinder-shape permanent magnet anastomosis ring are relative is distributed with the outside coniform titanium alloy pin (2) of six roots of sensation vertebra point, one of them elliptical cylinder-shape permanent magnet anastomosis ring major axis two top is coniform titanium alloy pin (2), minor axis two tops are coniform aperture (3), another elliptical cylinder-shape permanent magnet anastomosis ring major axis two tops are coniform aperture (3), and minor axis two tops are coniform titanium alloy pin (2).
3. a kind of magnetic devices that is applicable to large-scale vascular anastomosis according to claim 1, is characterized in that: the described organic material compatible with tissue is polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420371869.2U CN203988191U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices that is applicable to large-scale vascular anastomosis |
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| CN201420371869.2U CN203988191U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices that is applicable to large-scale vascular anastomosis |
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| CN203988191U true CN203988191U (en) | 2014-12-10 |
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| CN201420371869.2U Expired - Fee Related CN203988191U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices that is applicable to large-scale vascular anastomosis |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105455866A (en) * | 2015-12-31 | 2016-04-06 | 山东中保康医疗器具有限公司 | Degradable magnesium alloy vascular anastomosis ring |
| CN105496485A (en) * | 2015-12-31 | 2016-04-20 | 山东中保康医疗器具有限公司 | Degradable magnesium alloy intestinal anastomosis ring |
| CN110916740A (en) * | 2019-11-18 | 2020-03-27 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Intestinal tract line anastomosis auxiliary device |
-
2014
- 2014-07-07 CN CN201420371869.2U patent/CN203988191U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105455866A (en) * | 2015-12-31 | 2016-04-06 | 山东中保康医疗器具有限公司 | Degradable magnesium alloy vascular anastomosis ring |
| CN105496485A (en) * | 2015-12-31 | 2016-04-20 | 山东中保康医疗器具有限公司 | Degradable magnesium alloy intestinal anastomosis ring |
| CN110916740A (en) * | 2019-11-18 | 2020-03-27 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Intestinal tract line anastomosis auxiliary device |
| CN110916740B (en) * | 2019-11-18 | 2022-04-15 | 温州医科大学附属第二医院、温州医科大学附属育英儿童医院 | Intestinal tract line anastomosis auxiliary device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20170707 |