CN204072197U - A kind of magnetic devices being applicable to medium-sized vascular anastomosis - Google Patents
A kind of magnetic devices being applicable to medium-sized vascular anastomosis Download PDFInfo
- Publication number
- CN204072197U CN204072197U CN201420370457.7U CN201420370457U CN204072197U CN 204072197 U CN204072197 U CN 204072197U CN 201420370457 U CN201420370457 U CN 201420370457U CN 204072197 U CN204072197 U CN 204072197U
- Authority
- CN
- China
- Prior art keywords
- permanent magnet
- coniform
- anastomosis ring
- cylindrical shell
- titanium alloy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/11—Surgical instruments, devices or methods, e.g. tourniquets for performing anastomosis; Buttons for anastomosis
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00876—Material properties magnetic
Abstract
A kind of magnetic devices being applicable to medium-sized vascular anastomosis, be made up of two permanent magnet anastomosis ring, it is consistent and with the cylindrical shell of aperture with the suitable hollow hole of blood vessels caliber to be anastomosed that two permanent magnet anastomosis ring respectively comprise a shape size, cylindrical shell has zigzag matsurface at lateral border, the inner side of cylindrical shell is embedded with the contrary cylindrical toroidal permanent magnet of magnetic, be distributed with coniform titanium alloy pin in the outside of the relative end face of two permanent magnet anastomosis ring, the end face between adjacent coniform titanium alloy pin has a coniform aperture; This utility model two permanent magnet anastomosis ring relatively and smoothly polishing make tunica intima neatly involutory, avoid manual sutures coincide bring anastomotic stricture, seepage blood, shortcoming that the complication such as ligature slippage causes massive hemorrhage, local organization granuloma, false arteriogenesis is many, and the speed of coincideing is coincide fast more than 5 times more by hand, avoids histoorgan and causes organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, is specifically related to a kind of magnetic devices being applicable to medium-sized vascular anastomosis.
Background technology
Before traditional operation vascular anastomosis but still continues to use more than 100 year, Carrel proposes manual suture method, become now the major technique of vascular anastomosis, but it does not meet desirable vascular anastomosis principle yet completely, speed of not only coincideing is slow, also may cause in art, occurring serious hemodynamics and environment disorder, operation wound is larger, inflammatory mediator release, when particularly needing identical medium-sized arteriovenous in capital operation, cause organ congestion edema cause identical oozing of blood or postoperatively occur Secondary cases massive hemorrhage because of ligature slippage because of long-time blocking blood flow, the postoperative local granulation tissue that also can cause because ligature retains in vivo is reacted and hypertrophy, increase the weight of patient's body injury, the damage of blood vessel wall also may be caused in addition to form the various complication such as false aneurysm, affect anastomotic healing, and manual coincideing also needs operator to have higher surgical skill.These shortcomings are still affecting the various long-term efficacy relating to vascular anastomosis so far.But except utilizing the manual anastomosis of blood vessel of suture in art, there is no the device being specifically designed to vascular anastomosis so far.
Summary of the invention
In order to overcome the deficiency that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of magnetic devices being applicable to medium-sized vascular anastomosis, two the permanent magnet anastomosis ring that include permanent magnet corresponding with the caliber of medium-sized blood vessel to be anastomosed are utilized to complete coincideing of different tube diameters blood vessel, two permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, manual sutures is avoided to coincide anastomotic stricture brought, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, the shortcoming that the complication such as false arteriogenesis are many, and the time of coincideing coincide more by hand, person will shorten more than 5 times, avoiding histoorgan causes 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 being applicable to medium-sized vascular anastomosis, be made up of two permanent magnet anastomosis ring, it is consistent and with the cylindrical shell 1 of aperture with the suitable hollow hole 4 of blood vessel 8 caliber to be anastomosed that described two permanent magnet anastomosis ring respectively comprise a shape size, described cylindrical shell 1 adopts the organic material compatible with tissue, described cylindrical shell 1 has the zigzag matsurface 5 axially parallel with permanent magnet anastomosis ring at lateral border, the inner side of described cylindrical shell 1 is embedded with the cylindrical toroidal permanent magnet 6 consistent with its central axis, the magnetic of the cylindrical toroidal permanent magnet 6 of described two permanent magnet anastomosis ring is contrary, the coniform titanium alloy pin 2 that the vertebra point of more than five is outside is distributed with in addition in the outside of the relative end face of two permanent magnet anastomosis ring, end face between adjacent two coniform titanium alloy pins 2 has the coniform aperture 3 that a vertebra point is inside, mirror image is corresponding one by one in the position of the coniform titanium alloy pin 2 of each permanent magnet anastomosis ring and the coniform aperture 3 of another permanent magnet anastomosis ring, and the outer surface of the coniform titanium alloy pin 2 of correspondence and the inner wall shape of coniform aperture 3 in the same size.
The described organic material compatible with tissue is polypropylene.
Compared to the prior art comparatively, this utility model tool has the following advantages:
1, by utilizing two anastomosis ring that include permanent magnet corresponding with the caliber of medium-sized blood vessel to be anastomosed to complete coincideing of different tube diameters blood vessel, permanent magnet is embedded in the inner side of cylindrical shell 1, avoid in magnetic material and body tissue contact process and slow oxidative reaction occurs, add its biological safety and histocompatibility.Five outside coniform titanium alloy pins 2 of cone point are distributed in the outside of the relative end face of two permanent magnet anastomosis ring, this kind of design is better for medium-sized blood vessel wall ductility, fully the ends of vessels edge intending coincideing outwards can be drawn 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 endothelial layer in angiostomy 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 its texture is engaged position zigzag matsurface with operating theater instruments adapts, and are convenient to the clamping of operating theater instruments in performing the operation with fixing.
3, two permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, avoid manual sutures to coincide brought anastomotic stricture, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, false arteriogenesis, the identical shortcoming that speed is slow and complication is many, and the speed of coincideing is coincide more by hand, person wants fast more than 5 times, avoiding histoorgan causes organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow, two other subsidiary titanium alloy needle body in permanent magnet anastomosis ring surface amasss little, not only add the stability of anastomotic stoma, and with polypropylene material, all there is good histocompatibility, polypropylene material also has anti-infectious function simultaneously.Latter two permanent magnet anastomosis ring of art is embedded in tissue, and add that the healing of magnetic field to tissue that two permanent magnet anastomosis ring itself have also plays good facilitation, because identical speed is fast, the degree of histoorgan damaged is little and recovery is fast.Use this device Post operation do not cause or only cause pole mild adhesion, again perform the operation simple.
Accompanying drawing explanation
Fig. 1 is the structural representation of a permanent magnet anastomosis ring of the present utility model.
Fig. 2 is a permanent magnetism anastomosis ring cross-sectional structure schematic diagram of the present utility model.
Fig. 3 is two pairing permanent magnetism anastomosis ring of the present utility model schematic diagram staggered relatively.
Fig. 4 is the schematic diagram intending apposition after two permanent magnetism anastomosis ring of the present utility model fix ends of vessels respectively.
Fig. 5 is the view that two permanent magnetism anastomosis ring of the present utility model complete vascular anastomosis.
Detailed description of the invention
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 being applicable to medium-sized vascular anastomosis of this utility model, be made up of two permanent magnet anastomosis ring, it is consistent and with the cylindrical shell 1 of aperture with the suitable hollow hole 4 of blood vessel 8 caliber to be anastomosed that described two permanent magnet anastomosis ring respectively comprise a shape size, described cylindrical shell 1 adopts the organic material compatible with tissue, described cylindrical shell 1 has the zigzag matsurface 5 axially parallel with permanent magnet anastomosis ring at lateral border, the inner side of described cylindrical shell 1 is embedded with the cylindrical toroidal permanent magnet 6 consistent with its central axis, the magnetic of the cylindrical toroidal permanent magnet 6 of described two permanent magnet anastomosis ring is contrary, the coniform titanium alloy pin 2 that the vertebra point of more than five is outside is distributed with in addition in the outside of the relative end face of two permanent magnet anastomosis ring, end face between adjacent two coniform titanium alloy pins 2 has the coniform aperture 3 that a vertebra point is inside, mirror image is corresponding one by one in the position of the coniform titanium alloy pin 2 of each permanent magnet anastomosis ring and the coniform aperture 3 of another permanent magnet anastomosis ring, and the outer surface of the coniform titanium alloy pin 2 of correspondence and the inner wall shape of coniform aperture 3 in the same size.
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 permanent magnet anastomosis ring as shown in Figure 3, then blood vessel 8 to be anastomosed via two permanent magnet anastomosis ring cylindrical shell 1 hollow hole 4 through as shown in Figure 4, ends of vessels edge is fixed on coniform titanium alloy pin 2, then attract each other between the cylindrical toroidal permanent magnet 6 in two permanent magnet anastomosis ring automatically to complete and coincide as shown in Figure 5, anastomotic stoma 7 seals, and forms unobstructed vascular anastomosis chamber.
Coincideing of different tube diameters blood vessel is completed by utilizing two permanent magnet anastomosis ring including cylindrical toroidal permanent magnet 6 corresponding with the caliber of medium-sized blood vessel to be anastomosed, two permanent magnet anastomosis ring relatively and level and smooth polishing makes tunica intima neatly involutory, avoid manual sutures to coincide brought anastomotic stricture, seepage blood, ligature slippage causes massive hemorrhage, local organization granuloma, the shortcoming that the complication such as false arteriogenesis are many, and the speed of coincideing is coincide more by hand, person wants fast more than 5 times, avoiding histoorgan causes organ congestion edema to cause identical oozing of blood because of long-time blocking blood flow, two other subsidiary titanium alloy needle body in permanent magnet anastomosis ring surface amasss little, except strengthening the stability of anastomotic stoma, also with polypropylene material, all there is good histocompatibility, polypropylene material also has anti-infectious function in addition.Latter two permanent magnet anastomosis ring of art is embedded in tissue, and add that the healing of magnetic field to tissue that two permanent magnet anastomosis ring itself have also plays good facilitation, because identical speed is fast, the degree of histoorgan damaged is little and recovery is fast.Use this device Post operation do not cause or only cause pole mild adhesion, again perform the operation simple.
Claims (2)
1. one kind is applicable to the magnetic devices of medium-sized vascular anastomosis, be made up of two permanent magnet anastomosis ring, it is consistent and with the cylindrical shell (1) of aperture with the suitable hollow hole (4) of blood vessel to be anastomosed (8) caliber that described two permanent magnet anastomosis ring respectively comprise a shape size, described cylindrical shell (1) adopts the organic material compatible with tissue, it is characterized in that: described cylindrical shell (1) has the zigzag matsurface (5) axially parallel with permanent magnet anastomosis ring at lateral border, the inner side of described cylindrical shell (1) is embedded with the cylindrical toroidal permanent magnet (6) consistent with its central axis, the magnetic of the cylindrical toroidal permanent magnet (6) of described two permanent magnet anastomosis ring is contrary, the coniform titanium alloy pin (2) that the vertebra point of more than five is outside is distributed with in addition in the outside of the relative end face of two permanent magnet anastomosis ring, end face between adjacent two coniform titanium alloy pins (2) has the coniform aperture (3) that a vertebra point is inside, mirror image is corresponding one by one in the position of the coniform titanium alloy pin (2) of each permanent magnet anastomosis ring and the coniform aperture (3) of another permanent magnet anastomosis ring, and the outer surface of the coniform titanium alloy pin (2) of correspondence and the inner wall shape of coniform aperture (3) in the same size.
2. a kind of magnetic devices being applicable to medium-sized 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 |
|---|---|---|---|
| CN201420370457.7U CN204072197U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices being applicable to medium-sized vascular anastomosis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370457.7U CN204072197U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices being applicable to medium-sized vascular anastomosis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204072197U true CN204072197U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420370457.7U Expired - Fee Related CN204072197U (en) | 2014-07-07 | 2014-07-07 | A kind of magnetic devices being applicable to medium-sized vascular anastomosis |
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| CN (1) | CN204072197U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778967C1 (en) * | 2021-10-29 | 2022-08-29 | Государственное Бюджетное Учреждение "Санкт-Петербургский Научно-Исследовательский Институт Скорой Помощи Им. И.И. Джанелидзе" | Vascular ring for the formation of a seamless anastomosis with the aorta |
-
2014
- 2014-07-07 CN CN201420370457.7U patent/CN204072197U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2778967C1 (en) * | 2021-10-29 | 2022-08-29 | Государственное Бюджетное Учреждение "Санкт-Петербургский Научно-Исследовательский Институт Скорой Помощи Им. И.И. Джанелидзе" | Vascular ring for the formation of a seamless anastomosis with the aorta |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170707 |