CN207886229U - Degradable blood vessel anastomosis device - Google Patents
Degradable blood vessel anastomosis device Download PDFInfo
- Publication number
- CN207886229U CN207886229U CN201720735887.8U CN201720735887U CN207886229U CN 207886229 U CN207886229 U CN 207886229U CN 201720735887 U CN201720735887 U CN 201720735887U CN 207886229 U CN207886229 U CN 207886229U
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- CN
- China
- Prior art keywords
- ring body
- blood vessel
- perforation
- needle
- face
- 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.)
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Abstract
The utility model provides a kind of degradable blood vessel anastomosis device, including：The first ring body that feeder vessels are worn, more first identical needles are formed in the first end face of the first ring body, and the head end of the first identical needle is formed with the first elastic step, multiple first perforations are also formed in the first ring body；And the second ring body that feeder vessels are worn, the second identical needle is formed in the first end face of second ring body, the head end of second identical needle is formed with the second elastic step, second identical needle is adapted with the first perforation, second ring body is formed with the second perforation, second perforation is adapted with the first identical needle, second elastic step fits in after the second identical needle is inserted in the first perforation in the second end face of the first ring body, and the first elastic step fits in after the first identical needle is inserted in the second perforation in the second end face of the second ring body.The utility model solves traditional blood vessel anastomat when being involved or squeezing by extraneous violence, is easy to loosen even separated problem between a pair of of ring body of stapler.
Description
Technical field
The utility model is related to the field of medical instrument technology, and in particular to a kind of degradable blood vessel anastomosis device.
Background technology
Blood vessel anastomat employed in existing clinic forms for two parts, and operation is relatively simple, can effectively reduce operation
Time, it is ensured that vascular anastomosis quality.Blood vessel anastomat is that high molecular polythene ring and stainless steel draw point form, and blood vessel is first when use
It first turns up fixation, for blood vessel tuck at stainless steel draw point, the tuck that turns up ensure that inner membrance coincide with inner membrance.More conventional anastomosis of blood vessel
Method can reduce the incidence of previous anastomotic complication, improve vascular patency.
Since blood vessel anastomat used by existing clinic is kissed after vascular anastomosis when being involved or squeezing by extraneous violence
It is easy to loosen between a pair of of ring body of clutch even to separate, to cause the tearing of blood vessel.
Utility model content
To overcome the defects of present in the prior art, a kind of degradable blood vessel anastomosis device is now provided, to solve traditional blood vessel
Stapler is easy to loosen even separated problem when being involved or squeezing by extraneous violence, between a pair of of ring body of stapler.
To achieve the above object, a kind of degradable blood vessel anastomosis device is provided, including：
The first ring body that feeder vessels are worn is formed with more first identical needles, institute in the first end face of first ring body
The head end for stating the first identical needle is formed with the first elastic step, and multiple first perforations are also formed in first ring body；And
The second ring body that feeder vessels are worn, is formed with the second identical needle in the first end face of second ring body, and described
The head end of two identical needles is formed with the second elastic step, the position of the second identical needle and the position of quantity and first perforation
It sets and quantity is adapted, second ring body is formed with the second perforation, the position of second perforation and quantity and described first
The position of identical needle and quantity are adapted, and the described second elastic step is after the described second identical needle is inserted in first perforation
It fits in the second end face of first ring body, the described first elastic step is inserted in described second in the described first identical needle
It is fitted in after perforation in the second end face of second ring body.
Further, the degradable blood vessel anastomosis device is magnesium-zinc alloy blood vessel anastomat.
Further, the described first elastic step is conical step.
Further, the described second elastic step is conical step.
Further, the internal diameter of first ring body is adapted with the blood vessel.
Further, the internal diameter of second ring body is adapted with the blood vessel.
The beneficial effects of the utility model are, using the utility model degradable blood vessel anastomosis device in the connection blood vessel that coincide
When, on the one hand rely on the outside of the frictional force and the second identical needle between the lateral wall and the hole wall of the second perforation of the first identical needle
Frictional force between wall and the hole wall of the first perforation is come the connection that coincide, on the other hand, by the way that elasticity is arranged in the head end for the needle that coincide
Step, the first elastic step is limited in the second end face of the second ring body, the second bullet after the first identical needle is inserted in the second perforation
Property step be limited in the second end face of the first ring body, so that it is guaranteed that two ring body stabilizations, firm pairing so that blood vessel coincide
Mouth pairing is firm.
Description of the drawings
Fig. 1 is the schematic diagram of the utility model degradable blood vessel anastomosis device.
Fig. 2 is the side view of the utility model degradable blood vessel anastomosis device.
Specific implementation mode
Illustrate that the embodiment of the utility model, those skilled in the art can be by this theorys below by way of specific specific example
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific implementation modes are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.
Fig. 1 is the schematic diagram of the utility model degradable blood vessel anastomosis device, Fig. 2 is the utility model degradable blood vessel anastomosis
The side view of device.
Shown in referring to Figures 1 and 2, the utility model provides a kind of degradable blood vessel anastomosis device, degradable blood vessel kiss
Clutch is blood vessel anastomat made of degradable medical magnesium-zinc alloy blood material.
Degradable blood vessel anastomosis device includes the first ring body 1 and the second ring body 2.
First ring body 1 is worn mainly for the first blood vessel of connection to be anastomosed.
More first identical needles 11 are formed in the first end face of first ring body 1, the head end of the first identical needle 11 is formed with
First elastic step 111, the first ring body 1 is formed with multiple first perforations 12.
Second ring body 2 is worn mainly for the second blood vessel of connection to be anastomosed.
It is formed with the second identical needle 21 for being inserted in the first perforation 12 in the first end face of second ring body 2, second
The head end of identical needle 21 is formed with the position of the second elastic step 211, the position of the second identical needle 21 and quantity and the first perforation 12
It sets and quantity is adapted, the second ring body 2 is formed with the second perforation 22 plugged for the first identical needle 11, the position of the second perforation 22
And quantity is adapted with the position of the first identical needle 11 and quantity.
When carrying out vascular anastomosis connection, the first blood vessel is passed through into the first ring body 1 and is turned up, is fixed with the first identical needle 11
Firmly the first blood vessel.
Second blood vessel is passed through into the second ring body 2 and is turned up, the second blood vessel is fixed with the second identical needle 21.
The first identical needle 11 in the first ring body 1 is inserted in the second perforation 22 in the second ring body 2 again, because of medical magnesium
Zinc alloy material has certain elasticity, so the first elastic step 111 is extruded compression in the second perforation 22, when first identical
The first elastic step 111 stretches out the second end face of the second ring body 2 when needle 11 plugs in place, and the first elastic step 111 restores former again
Shape and the second end face for fitting in the second ring body 2 so that the first identical needle 11 is not easy to be detached from the second perforation 22.
The second identical needle 21 in the second ring body 2 is inserted in the first perforation 12 in the first ring body 1, the second elastic platform simultaneously
Rank 211 is extruded compression in the first perforation 12, and when the second identical needle 21 plugs in place, the second elastic step 211 stretches out first
The second end face of ring body 1, the second elastic step 211 fit in the second end face of the first ring body 1, the second identical needle after restoring to the original state
21 are not easy and the first perforation 12 is detached from, it is ensured that the first ring body and the second ring body it is firm, it is firm it is identical link together, into
And ensure that the previous anastomotic pairing of the first blood vessel and the second blood vessel is firm.
In the present embodiment, the first ring body 1 and the second ring body 2, the first identical needle 11 and second the 21, first elasticity of identical needle
The specification all same of step 111 and the second elastic step 211.
First identical needle 11, the second identical needle 21 length should be slightly bigger than the first perforation 12 and the second perforation 22, with can will
First blood vessel and the second blood vessel closely coincide and are advisable together.
As a kind of preferable embodiment, the first elastic step 111 is conical step.
As a kind of preferable embodiment, the second elastic step 211 is conical step.
As a kind of preferable embodiment, the internal diameter of the first ring body 1 is adapted with the outer diameter of the first blood vessel.
As a kind of preferable embodiment, the internal diameter of the second ring body 2 is adapted with the outer diameter of the second blood vessel.
Applicant studies function of the magnesium-zinc alloy in orthopaedics linked groups repair in early period, finds medical
Magnesium-kirsite can effectively degrade after implanting, while promote tissue by the adjustment effect of magnesium ion simultaneously in degradation
Regeneration, and revascularization can be promoted to a certain extent, vascularization promoting, what design magnesium-zinc alloy was built based on this can
Degradation blood vessel anastomat.
Using the utility model degradable blood vessel anastomosis device when coincideing connection blood vessel, the first identical needle is on the one hand relied on
Between the lateral wall and the hole wall of the first perforation of the identical needle of frictional force and second between lateral wall and the hole wall of the second perforation
Frictional force is come the connection that coincide, and on the other hand, by the elastic step of head end setting in the needle that coincide, the is inserted in the first identical needle
The first elastic step is limited in the second end face of the second ring body after two perforations, and the second elastic step is limited in the second of the first ring body
End face, so that it is guaranteed that two ring body stabilizations, firm pairing so that the previous anastomotic pairing of blood vessel is firm.
It should be noted that structure, ratio, size etc. depicted in this specification institute accompanying drawings, only coordinating
The bright revealed content of book, so that those skilled in the art understands and reads, being not limited to the utility model can implement
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall disclosed in the utility model
Technology contents obtain and can cover in the range of.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " in
Between " and " one " etc. term, be merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model,
Relativeness is altered or modified, in the case where changing technology contents without essence, when being also considered as the enforceable scope of the utility model.
The utility model is described in detail above in association with attached drawing embodiment, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not be constituted to this practicality
Novel restriction, the utility model will be using the ranges that the appended claims define as protection domain.
Claims (6)
1. a kind of degradable blood vessel anastomosis device, which is characterized in that including：
The first ring body that feeder vessels are worn, is formed with more first identical needles in the first end face of first ring body, and described
The head end of one identical needle is formed with the first elastic step, and multiple first perforations are also formed in first ring body；And
The second ring body that feeder vessels are worn is formed with the second identical needle, second kiss in the first end face of second ring body
Close needle head end be formed with the second elastic step, the position of the second identical needle and quantity and first perforation position and
Quantity is adapted, and second ring body is formed with the second perforation, the position of second perforation and quantity and coincide with described first
The position of needle and quantity are adapted, and the described second elastic step is bonded after the described second identical needle is inserted in first perforation
In in the second end face of first ring body, the described first elastic step is inserted in second perforation in the described first identical needle
It fits in afterwards in the second end face of second ring body.
2. degradable blood vessel anastomosis device according to claim 1, which is characterized in that the degradable blood vessel anastomosis device is magnesium
Kirsite blood vessel anastomat.
3. degradable blood vessel anastomosis device according to claim 1, which is characterized in that the described first elastic step is cone
Step.
4. degradable blood vessel anastomosis device according to claim 3, which is characterized in that the described second elastic step is cone
Step.
5. degradable blood vessel anastomosis device according to claim 1, which is characterized in that the internal diameter of first ring body with it is described
Blood vessel is adapted.
6. degradable blood vessel anastomosis device according to claim 5, which is characterized in that the internal diameter of second ring body with it is described
Blood vessel is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720735887.8U CN207886229U (en) | 2017-06-23 | 2017-06-23 | Degradable blood vessel anastomosis device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720735887.8U CN207886229U (en) | 2017-06-23 | 2017-06-23 | Degradable blood vessel anastomosis device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207886229U true CN207886229U (en) | 2018-09-21 |
Family
ID=63547195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720735887.8U Expired - Fee Related CN207886229U (en) | 2017-06-23 | 2017-06-23 | Degradable blood vessel anastomosis device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207886229U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236624A (en) * | 2019-06-28 | 2019-09-17 | 西安交通大学 | A kind of degradable varus ring pressure type biology pipe stapler |
-
2017
- 2017-06-23 CN CN201720735887.8U patent/CN207886229U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110236624A (en) * | 2019-06-28 | 2019-09-17 | 西安交通大学 | A kind of degradable varus ring pressure type biology pipe stapler |
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Legal Events
| 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: 20180921 Termination date: 20190623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |