CN209595822U - A kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave - Google Patents
A kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave Download PDFInfo
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- CN209595822U CN209595822U CN201821409417.3U CN201821409417U CN209595822U CN 209595822 U CN209595822 U CN 209595822U CN 201821409417 U CN201821409417 U CN 201821409417U CN 209595822 U CN209595822 U CN 209595822U
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- metallic rod
- superior
- inferior vena
- metal bar
- curved metal
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Abstract
The utility model discloses a kind of miniature vascular blocking devices of the not damaged elastic force of superior and inferior vena cave, including the first metallic rod, the second metallic rod, the first rotation connection block, card slot, fixing axle, the second rotation connection block, the first fixed strip, rotation axis, non-slipping block, anti-skid chequer, elastic piece, the second fixed strip, spring, the first curved metal bar, the first silica gel sleeve pipe, the second curved metal bar, the second silica gel sleeve pipe.The miniature vascular blocking device structure of the not damaged elastic force of this kind of superior and inferior vena cave is simple, novel in design, cardiopulmonary bypass surgery suitable for different weight patient, avoid the free and cuff of superior and inferior vena cave, reduce the risk for damaging upper and lower vein, shorten the operating time, can guarantee the blood flow for blocking superior and inferior vena cave, atrium dextrum gas is avoided to enter superior and inferior vena cave, it carries out safely providing reliable guarantee for patient's heart cardiopulmonary bypass surgery, convenient for promoting the use of.
Description
Technical field
The utility model relates to a kind of miniature casing occluding device, specially a kind of not damaged elastic force of superior and inferior vena cave is micro-
Type vascular blocking device belongs to medical instrument applied technical field.
Background technique
Currently, soft faciola clinically is conventionally used in conventional heart cardiopulmonary bypass surgery, as cuff,
After superior and inferior vena cave is plugged drainage tube, the proximal part from superior and inferior vena cave intubation is used in combination from the outside around vein one week
You tighten Rumi, to block the blood flow of superior and inferior vena cave, and prevent having gas to enter superior and inferior vena cave after cutting atrium dextrum.
Existing operation occluding device use when there is a problem of it is very much, since superior and inferior vena cave is weaker, violence
When free, cuff, vein may be damaged and lead to big bleeding, especially the superior and inferior vena cave cuff person of having any problem, such as antiotasis
Or right room tension is big, or has adhesion to be difficult to segregator, is easy to damage upper and lower chamber when blocking superior and inferior vena cave using conventional sleeve band
Vein and bleeding occurs, influence operation goes on smoothly, operative failure rate can be greatly reduced, influence using.Therefore, for above-mentioned
Problem proposes a kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of not damaged elastic force of superior and inferior vena cave
Miniature vascular blocking device.
The utility model is achieved through the following technical solutions above-mentioned purpose, and a kind of not damaged elastic force of superior and inferior vena cave is micro-
Type vascular blocking device, including the first metallic rod, the second metallic rod, the first curved metal bar and the second curved metal bar, institute
It states first metallic rod one end side surface and is fixedly connected with non-slipping block, and non-slipping block surface is equipped with anti-skid chequer；First metallic rod is another
One end side surface is connect by elastic piece with the second metallic rod one end surface elasticity, and the second metallic rod other end and the second arc
Shape metallic rod is fixedly connected；The second curved metal bar surface is socketed the second silica gel sleeve pipe；The first metallic rod other end
It is fixedly connected with the first curved metal bar, and the first curved metal bar surface is socketed the first silica gel sleeve pipe；
The elastic piece side is equipped with the first rotation connection block being fixedly connected with the first metallic rod, and the first rotation connection
One side surface of block offers card slot；The card slot inner wall is fixedly connected with fixing axle, and fixing axle and is fixed on the second metallic rod table
The second rotation connection block rotation connection in face；Second rotation connection block side is equipped with the be fixedly connected with the second metallic rod
One fixed strip, and the first fixed strip is rotatablely connected by rotation axis with the second fixed strip for being fixed on the first metal bar surface；Institute
It states and is connected between the first fixed strip and the second fixed strip by spring.
Preferably, second metal bar surface is fixedly connected with non-slipping block, and between the second metallic rod and the first metallic rod
It is placed in parallel.
Preferably, the first curved metal bar is a circular-arc structure with the second curved metal bar cross section, and
First curved metal bar is consistent with the second curved metal rod structure.
Preferably, the opposite sides of the first rotation connection block is respectively equipped with the spring being fixedly connected with the first metallic rod
Piece and the second fixed strip.
Preferably, the axis of the fixing axle and the axis of the rotation axis are located on same vertical line, and fixing axle
Axial line distance the first metallic rod distance and the second metallic rod of distance be equidistant.
Preferably, the connecting pin side surface of first fixed strip and the second metallic rod junction is solid by spring and second
Determine the connecting pin side surface elastic connection of item and the first metallic rod junction.
The beneficial effects of the utility model are:
1. the miniature vascular blocking device structure of the not damaged elastic force of this kind of superior and inferior vena cave is simple, novel in design, it is suitable for not
With the cardiopulmonary bypass surgery of weight patient, the free and cuff of superior and inferior vena cave is avoided, the risk for damaging upper and lower vein is reduced,
Shorten the operating time, can guarantee the blood flow for blocking superior and inferior vena cave, atrium dextrum gas is avoided to enter superior and inferior vena cave, to suffer from
Person's heart cardiopulmonary bypass surgery carries out providing reliable guarantee safely.
2. operation is relatively simple in heart cardiopulmonary bypass surgery, it is effectively blocked the feelings of superior and inferior vena cave blood flow
Condition carries out convenient for operative stabilization, and the small volume of device, reduces occupied space, ensures surgical procedure space, convenient for promoting
It uses.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is that the utility model first is rotatablely connected block and the second rotation connection block attachment structure schematic diagram.
In figure: 1, first metallic rod, the 2, second metallic rod, the 3, first rotation connection block, 301, card slot, 4, fixing axle, 5,
Second rotation connection block, the 6, first fixed strip, 7, rotation axis, 8, non-slipping block, 801, anti-skid chequer, 9, elastic piece, 10, second is fixed
Item, 11, spring, the 12, first curved metal bar, the 13, first silica gel sleeve pipe, the 14, second curved metal bar, the 15, second silica gel sheath
Pipe.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
It please refers to shown in Fig. 1-2, a kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave, including the first gold medal
Belong to bar 1, the second metallic rod 2, the first curved metal bar 12 and the second curved metal bar 14,1 one end of the first metallic rod
Surface is fixedly connected with non-slipping block 8, and 8 surface of non-slipping block is equipped with anti-skid chequer 801, and the anti-skid chequer 801 of setting increases device connection
Frictional strength；First metallic rod, the 1 another side surface is connected by elastic piece 9 and 2 one end surface elasticity of the second metallic rod
It connects, and 2 other end of the second metallic rod is fixedly connected with the second curved metal bar 14, the elastic piece 9 of setting is convenient for the first metallic rod 1
With the adjusting between the second metallic rod 2；Second curved metal bar, 14 surface is socketed the second silica gel sleeve pipe 15；First gold medal
Belong to 1 other end of bar to be fixedly connected with the first curved metal bar 12, and 12 surface of the first curved metal bar is socketed the first silica gel sleeve pipe
13, the first silica gel sleeve pipe 13 of setting avoids the impaired of the upper and lower vein of patient；
9 side of elastic piece is equipped with the first rotation connection block 3 being fixedly connected with the first metallic rod 1, and the first rotation
3 one side surface of link block offers card slot 301；301 inner wall of card slot is fixedly connected with fixing axle 4, and fixing axle 4 be fixed on
The second rotation connection block 5 on 2 surface of the second metallic rod is rotatablely connected, and the fixing axle 4 of setting is convenient for the rotation of the second link block 5；
Second rotation connection, 5 side of block is equipped with the first fixed strip 6 being fixedly connected with the second metallic rod 2, and the first fixed strip 6 is logical
It crosses rotation axis 7 and is rotatablely connected with the second fixed strip 10 for being fixed on 1 surface of the first metallic rod, the rotation axis 7 of setting is convenient for first
The rotation of fixed strip 6；It is connected between first fixed strip 6 and the second fixed strip 10 by spring 11.
As a kind of technical optimization scheme of the utility model, 2 surface of the second metallic rod is fixedly connected with non-slipping block 8,
And second is placed in parallel between metallic rod 2 and the first metallic rod 1, ensures that the structure of the first metallic rod 1 and the second metallic rod 2 is tight
It gathers, is easy to use.
As a kind of technical optimization scheme of the utility model, the first curved metal bar 12 and the second arc gold
Belong to 14 cross section of bar to be a circular-arc structure, and the first curved metal bar 12 is consistent with 14 structure of the second curved metal bar, is convenient for
First curved metal bar 12 and the second curved rod 14 are by upper and lower vein sealed holding, anti-backflow blood.
As a kind of technical optimization scheme of the utility model, the opposite sides of the first rotation connection block 5 is set respectively
There are the spring leaf 9 being fixedly connected with the first metallic rod 1 and the second fixed strip 10, ensures the first rotation connection block 5, spring leaf 9
And second is compact-sized between fixed strip 10, ensuring equipment is structurally reasonable.
As a kind of technical optimization scheme of the utility model, the axis of the fixing axle 4 and the axis of the rotation axis 7
Line is located on same vertical line, and the distance of the first metallic rod of axial line distance 1 distance and the second metallic rod of distance 2 of fixing axle 4
It is equal, convenient for adjusting the adjusting between the first metallic rod 1 and the second metallic rod 2.
As a kind of technical optimization scheme of the utility model, 2 junction of first fixed strip 6 and the second metallic rod
Connecting pin side surface is connected by the connecting pin side surface elasticity of 1 junction of spring 11 and the second fixed strip 10 and the first metallic rod
It connects, avoids the free and cuff of superior and inferior vena cave, reduce the risk for damaging upper and lower vein.
When the utility model is used, by hand or tweezers, pliers to 2 table of the first metallic rod 1 and the second metallic rod
The non-slipping block 8 in face is clamped, and then clamps the first metallic rod 1 and the unidirectional end of the second metallic rod 2,
It is located remotely from each other the first metal tube 1 and the other end of the second metallic rod 2 simultaneously, device is then placed into superior and inferior vena cave
Proper site and release after, then by under the elastic reaction of elastic piece 9 and spring 11, make the first curved metal bar 1 with
And second curved metal bar 2 superior and inferior vena cave is clamped, achieve the purpose that block superior and inferior vena cave blood flow, without filling
The surrounding tissue for dividing free superior and inferior vena cave, to ensure going on smoothly for heart cardiopulmonary bypass surgery.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave, including the first metallic rod (1), the second metallic rod
(2), the first curved metal bar (12) and the second curved metal bar (14), it is characterised in that: described first metallic rod (1) one end
Side surface is fixedly connected non-slipping block (8), and non-slipping block (8) surface is equipped with anti-skid chequer (801)；First metallic rod (1) is another
End side surface is connect by elastic piece (9) with the second metallic rod (2) one end surface elasticity, and the second metallic rod (2) other end
It is fixedly connected with the second curved metal bar (14)；The second curved metal bar (14) surface is socketed the second silica gel sleeve pipe (15)；
First metallic rod (1) other end is fixedly connected with the first curved metal bar (12), and first curved metal bar (12) surface
It is socketed the first silica gel sleeve pipe (13)；
Elastic piece (9) side is equipped with the first rotation connection block (3) being fixedly connected with the first metallic rod (1), and first turn
Dynamic (3) one side surface of link block offers card slot (301)；Card slot (301) inner wall is fixedly connected fixing axle (4), and fixed
Axis (4) and the second rotation connection block (5) rotation connection for being fixed on the second metallic rod (2) surface；The second rotation connection block
(5) side is equipped with the first fixed strip (6) being fixedly connected with the second metallic rod (2), and the first fixed strip (6) passes through rotation axis
(7) it is rotatablely connected with the second fixed strip (10) for being fixed on the first metallic rod (1) surface；First fixed strip (6) and second
It is connected between fixed strip (10) by spring (11).
2. a kind of miniature vascular blocking device of the not damaged elastic force of superior and inferior vena cave according to claim 1, feature exist
In: the second metallic rod (2) surface is fixedly connected non-slipping block (8), and between the second metallic rod (2) and the first metallic rod (1)
It is placed in parallel.
3. a kind of miniature vascular blocking device of the not damaged elastic force of superior and inferior vena cave according to claim 1, feature exist
In: the first curved metal bar (12) is a circular-arc structure with the second curved metal bar (14) cross section, and first
Curved metal bar (12) is consistent with the second curved metal bar (14) structure.
4. a kind of miniature vascular blocking device of the not damaged elastic force of superior and inferior vena cave according to claim 1, feature exist
In: the opposite sides of first rotation connection block (3) is respectively equipped with the elastic piece (9) being fixedly connected with the first metallic rod (1)
And second fixed strip (10).
5. a kind of miniature vascular blocking device of the not damaged elastic force of superior and inferior vena cave according to claim 1, feature exist
In: the axis of the fixing axle (4) and the axis of the rotation axis (7) are located on same vertical line, and the axis of fixing axle (4)
The first metallic rod of linear distance (1) distance is equidistant with distance the second metallic rod (2).
6. a kind of miniature vascular blocking device of the not damaged elastic force of superior and inferior vena cave according to claim 1, feature exist
In: the connecting pin side surface of first fixed strip (6) and the second metallic rod (2) junction is fixed with second by spring (11)
The connecting pin side surface elastic connection of item (10) and the first metallic rod (1) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821409417.3U CN209595822U (en) | 2018-08-30 | 2018-08-30 | A kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821409417.3U CN209595822U (en) | 2018-08-30 | 2018-08-30 | A kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209595822U true CN209595822U (en) | 2019-11-08 |
Family
ID=68393965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821409417.3U Expired - Fee Related CN209595822U (en) | 2018-08-30 | 2018-08-30 | A kind of miniature vascular blocking device of not damaged elastic force of superior and inferior vena cave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209595822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712622A (en) * | 2021-09-08 | 2021-11-30 | 江苏天邦医疗科技股份有限公司 | Portal vein occlusion device |
-
2018
- 2018-08-30 CN CN201821409417.3U patent/CN209595822U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113712622A (en) * | 2021-09-08 | 2021-11-30 | 江苏天邦医疗科技股份有限公司 | Portal vein occlusion device |
| CN113712622B (en) * | 2021-09-08 | 2024-02-02 | 江苏天邦医疗科技股份有限公司 | Portal vein occlusion device |
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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: 20191108 Termination date: 20200830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |