CN217611213U - Novel closed blood vessel anastomat of medicine carrying - Google Patents
Novel closed blood vessel anastomat of medicine carrying Download PDFInfo
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- CN217611213U CN217611213U CN202221057026.6U CN202221057026U CN217611213U CN 217611213 U CN217611213 U CN 217611213U CN 202221057026 U CN202221057026 U CN 202221057026U CN 217611213 U CN217611213 U CN 217611213U
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- ring
- blood vessel
- anastomosis
- inner ring
- closed
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- 210000004204 blood vessel Anatomy 0.000 title claims abstract description 38
- 239000003814 drug Substances 0.000 title claims abstract description 33
- 230000003872 anastomosis Effects 0.000 claims abstract description 43
- 229940079593 drug Drugs 0.000 claims abstract description 24
- 239000011248 coating agent Substances 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims abstract description 14
- 230000002792 vascular Effects 0.000 claims description 11
- 206010047163 Vasospasm Diseases 0.000 claims description 9
- 230000002785 anti-thrombosis Effects 0.000 claims description 4
- 208000035965 Postoperative Complications Diseases 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 208000007536 Thrombosis Diseases 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229940127217 antithrombotic drug Drugs 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 238000007631 vascular surgery Methods 0.000 description 1
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Abstract
The utility model discloses a novel medicine-carrying closed type blood vessel anastomat, which belongs to the technical field of medical instruments, and the key points of the technical scheme of the novel medicine-carrying closed type blood vessel anastomat comprise a first anastomosis ring, a second anastomosis ring and a closed ring; the first anastomosis ring comprises a first inner ring and a first outer ring, the first inner ring is provided with a first base and a first barb, the first outer ring is internally provided with a first upper groove and a first lower groove, and the first base is clamped and matched with the first upper groove and the first lower groove; the second anastomosis ring structure is identical to the first anastomosis ring; the closed ring is provided with a medicine coating, and two ends of the closed ring are respectively provided with a circle of elastic convex buckles in a head-tail closed shape. The application has the effect of effectively maintaining the anastomotic state of the intima and the intima of the blood vessel, fixes the blood vessel wall and keeps the everting state of the intima of the blood vessel through the friction force between the barb and the inner ring and the outer ring, and reduces the incidence rate of postoperative complications through the drug coating.
Description
Technical Field
The application relates to the technical field of medical instruments, in particular to a load-type closed blood vessel anastomat.
Background
Anastomosing blood vessels is a necessary operation in vascular surgery and has a significant effect on the efficacy of the procedure. In general, doctors require extensive experience and extensive training to rapidly and accurately suture blood vessels. Due to the influence of various factors such as the skill and the skill of doctors, the suturing quality is uneven, so that the occurrence of complications of patients after the operation is difficult to avoid. The development and application of the vascular anastomat reduce the vascular anastomosis time, thereby reducing the influence of vascular intimal injury and overlong operation time on the whole body of a patient. Meanwhile, the operation effect is stable.
However, the existing blood vessel anastomat is simple in connection mode, only depends on a plug-in mode, maintains the anastomosis state of blood vessels by means of friction force, anastomosis is not tight after the operation and is easy to fall off, and complications such as blood leakage and anastomosis failure are easy to occur after the operation.
Disclosure of Invention
Aiming at the defects in the prior art, the application provides a novel medicine-carrying closed type vascular anastomat; the advantages that the anastomosis state of the blood vessel is maintained through the buckle, the eversion of the blood vessel intima is fixed through the clamping action between the barb and the inner ring and the outer ring, and the anastomosis of the intima and the intima is ensured; the drug coating in the closed ring can continuously release the drugs for resisting thrombosis, vasospasm and the like, and the incidence rate of complications is reduced.
The application provides a pair of novel closed vascular anastomat of medicine carrying adopts following technical scheme:
a novel medicine-carrying closed type vascular anastomat comprises a first anastomosis ring, a second anastomosis ring and a closing ring; the first anastomosis ring comprises a first inner ring and a first outer ring, the first inner ring is provided with a first base and a first barb, the inner side of the first outer ring is provided with a first upper groove and a first lower groove, the first base is clamped and matched with the first upper groove and the first lower groove, and the first inner ring can axially move along the first outer ring in the first outer ring; the second anastomosis ring comprises a second inner ring and a second outer ring, the second inner ring is provided with a second base and a second barb, a second upper groove and a second lower groove are formed in the inner side of the second outer ring, the second base is clamped and matched with the second upper groove and the second lower groove, and the second inner ring can axially move in the second outer ring along the second outer ring; the drug coating is arranged in the closed ring, the two ends of the closed ring are provided with buckles, and the drug coating is composed of one or more antithrombotic drugs and vasospasm drugs.
Through the technical scheme, the first anastomosis ring and the second anastomosis ring are fixed by the buckle, the broken end of the blood vessel is sealed in the closed ring, and the anastomosis state of the broken end of the blood vessel is maintained; meanwhile, the drug coating can continuously release one or more antithrombotic drugs and anti-vasospasm drugs after operation, thereby reducing the incidence rate of postoperative complications; the first barb and the second barb can fix the blood vessel wall in an eversion state to expose the blood vessel intima, and the anastomosis mode is ensured to be the anastomosis of the intima and the intima.
Preferably, the number of the first barbs 122 is at least 3, and the included angle between the first barbs 122 and the outer side surface 123 of the first inner ring is 90 to 120 °.
Preferably, the number of the second barbs 222 is at least 3, and the included angle between the second barbs 222 and the second inner ring outer side surface 223 is 90 to 120 degrees.
Preferably, the first base 121 is in an arc shape.
Preferably, the second base 221 is arc-shaped and convex.
Preferably, the buckle 32 is a protruding structure with a resilient closed end.
Preferably, the first barbs 122 are uniformly distributed on the first inner ring outer side 123.
Preferably, the second barbs 222 are uniformly distributed on the second inner ring outer side surface 223.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the buckle structure of the closed ring can effectively maintain the anastomosis state of the blood vessels and prevent the leakage of blood after operation;
2. the first barb and the second barb as well as the first anastomosis ring and the second anastomosis ring used in the application have the closing effect, so that the blood vessel intima can be effectively everted, and the anastomosis between the intima and the intima is ensured;
3. the closed loop inner drug coating used in the application can reduce the incidence of postoperative complications such as thrombosis, vasospasm and the like.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.
Fig. 2 is a perspective view of a first inner ring of an embodiment of the present application.
Fig. 3 is a perspective view of a first outer ring of an embodiment of the present application.
Figure 4 is a perspective view of a first anastomotic ring according to an embodiment of the present application in an open state.
Figure 5 is a perspective view of a first anastomotic ring in a closed position according to an embodiment of the application.
FIG. 6 is a perspective view of a closure ring according to an embodiment of the present application
Description of the reference numerals: 1. a first anastomosis ring; 2. a second anastomosis ring; 3. a closed ring; 11. a first outer ring; 12. a first inner ring; 21. a second outer ring; 22. a second inner ring; 111. a first outer ring outer side; 114. a first upper groove; 115. a first lower groove; 121 a first base; 122. a first barb; 123. a first inner ring outer side; 211. a second outer ring outer side; 214. a second upper groove; 215. a second lower groove; 221 a second base; 222. a second barb; 223. a second inner ring outer side; 31. a drug coating; 32. and (5) buckling.
Detailed Description
The present application is described in further detail below with reference to figures 1-6, and it should be understood that the embodiments described are some, but not all, of the novel features of the present application.
A novel medicine-carrying closed type vascular anastomat is shown in figure 1 and comprises a first anastomosis ring 1, a second anastomosis ring 2 and a closing ring 3; first anastomosis ring 1 comprises a first inner ring 12 and a first outer ring 11, first inner ring 12 being provided with a first seat 121 and a first barb 122, second anastomosis ring 2 comprises a second inner ring 22 and a second outer ring 21, second inner ring 22 being provided with a second seat 221 and a second barb 222.
Referring to fig. 2, the number of the first barbs 122 is 3 in the embodiment of the present application, the first barbs 122 are circumferentially and uniformly distributed on the first inner ring outer side surface 123 around the axis of the first inner ring 12, and an included angle between the first barbs 122 and the first inner ring outer side surface 123 may be 90 ° to 120 °, which is 120 ° in the embodiment of the present application. By means of the structure, the blood vessel wall is everted and hung on the first barb 122 by an operator in an operation, and the first barb 122 can fix the blood vessel wall in an everting state to expose the blood vessel intima.
Referring to fig. 3, 4 and 5, the first base 121 is arc-shaped and protruded, the inner side of the first outer ring 11 is provided with a first upper groove 114 and a first lower groove 115, and the first base 121 is engaged with the first upper groove 114 or the first lower groove 115.
With the above structure, the first inner ring 12 can move along the axis of the first outer ring 11 in the first outer ring 11; when the first seat 121 is positioned in the first upper recess 114, it is the open state of the first anastomosis ring 1, and when the first seat 121 is positioned in the first lower recess 115, it is the closed state of the first anastomosis ring 1; when the first anastomotic ring 1 is in the opened state, the blood vessel passes through the first anastomotic ring 1 through the inner opening of the first inner ring 12, and the blood vessel wall is fixed on the first barb 122 in the everting way; the first outer ring 11 is pushed to fix the first seat 121 in the first lower groove 115, which is the closed state of the first anastomosis ring 1, and the first inner ring 12 and the first outer ring 11 clamp the blood vessel wall to further fix the blood vessel wall in the eversion state; the second anastomotic ring 2 has the same structure.
Referring to fig. 6, a drug coating 31 is disposed in the closed ring 3, two ends of the closed ring 3 are respectively provided with a circle of elastic end-to-end closed convex buckles 32, and the drug coating 31 is composed of an anti-thrombosis forming drug and an anti-vasospasm drug.
The medicine coating 31 with the structure can continuously release antithrombotic medicines and anti-vasospasm medicines after operation so as to reduce the incidence rate of postoperative complications such as thrombosis, vasospasm and the like; the fastener 32 is used for sealing the first anastomosis ring 1 and the second anastomosis ring 2 therein and maintaining the anastomosis state of the two blood vessel cut ends.
The working process and the beneficial effects of the application are as follows: when in use, medical staff penetrate the broken end of the blood vessel through the first anastomosis ring 1 in the open state to turn the blood vessel wall outwards, fix the blood vessel wall on the first barb 122, push the first outer ring 11 to enable the anastomosis ring 1 to be in the closed state, and further fix the blood vessel wall by using the friction force between the first inner ring 12 and the first outer ring 11; the same method is used for treating the broken end of the other blood vessel by using the second anastomosis ring 2; the two anastomotic rings are sequentially pushed into the closed ring 3 from the two ends of the closed ring 3, the first anastomotic ring 1 and the second anastomotic ring 2 are fixed by the buckles 32, the anastomotic state of the broken ends of the blood vessel is maintained, meanwhile, the anti-thrombosis medicine and the anti-vasospasm medicine are continuously released by the medicine coating 31, and the incidence rate of postoperative complications is reduced.
The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like made within the design concept of the present application should be included in the protection scope of the present application.
Claims (8)
1. The utility model provides a novel closed vascular anastomat of medicine carrying which characterized in that: comprises a first anastomosis ring (1), a second anastomosis ring (2) and a closing ring (3);
the first anastomosis ring (1) comprises a first inner ring (12) and a first outer ring (11), the first inner ring (12) is provided with a first base (121) and a first barb (122), a first upper groove (114) and a first lower groove (115) are formed in the inner side of the first outer ring (11), the first base (121) is in clamping fit with the first upper groove (114) and the first lower groove (115), and the first inner ring (12) can move in the first outer ring (11) along the axis of the first outer ring (11);
the second anastomosis ring (2) comprises a second inner ring (22) and a second outer ring (21), the second inner ring (22) is provided with a second base (221) and a second barb (222), the inner side of the second outer ring (21) is provided with a second upper groove (214) and a second lower groove (215), the second base (221) is in clamping fit with the second upper groove (214) or the second lower groove (215), and the second inner ring (22) can move in the second outer ring (21) along the axis of the second outer ring (21);
a drug coating (31) is arranged in the closed ring (3), two ends of the closed ring (3) are provided with buckles (32), and the drug coating (31) is composed of an anti-thrombosis forming drug and an anti-vasospasm drug.
2. The novel closed type blood vessel anastomat with drug loading function of claim 1, wherein: the number of the first barbs (122) is at least 3, and the included angle between the first barbs (122) and the outer side surface (123) of the first inner ring is 90-120 degrees.
3. The novel closed type blood vessel anastomat with drug loading function of claim 1, wherein: the number of the second barbs (222) is at least 3, and the included angle between the second barbs (222) and the outer side surface (223) of the second inner ring is 90-120 degrees.
4. The novel medicine-carrying closed type vascular anastomat according to claim 1, is characterized in that: the first base (121) is in an arc-shaped convex shape.
5. The novel closed type blood vessel anastomat with drug loading function of claim 1, wherein: the second base (221) is arc-shaped and convex.
6. The novel medicine-carrying closed type vascular anastomat according to claim 1, is characterized in that: the buckle (32) is of an elastic structure.
7. The novel closed type blood vessel anastomat with drug loading function of claim 1, wherein: the first barbs (122) are uniformly distributed on the first inner ring outer side surface (123).
8. The novel medicine-carrying closed type vascular anastomat according to claim 1, is characterized in that: the second inverted hooks (222) are uniformly distributed on the outer side surface (223) of the second inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221057026.6U CN217611213U (en) | 2022-05-06 | 2022-05-06 | Novel closed blood vessel anastomat of medicine carrying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221057026.6U CN217611213U (en) | 2022-05-06 | 2022-05-06 | Novel closed blood vessel anastomat of medicine carrying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217611213U true CN217611213U (en) | 2022-10-21 |
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ID=83649863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221057026.6U Expired - Fee Related CN217611213U (en) | 2022-05-06 | 2022-05-06 | Novel closed blood vessel anastomat of medicine carrying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217611213U (en) |
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2022
- 2022-05-06 CN CN202221057026.6U patent/CN217611213U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221021 |
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| CF01 | Termination of patent right due to non-payment of annual fee |