CN208319263U - A kind of elastic slice knob shape ligation clip - Google Patents
A kind of elastic slice knob shape ligation clip Download PDFInfo
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- CN208319263U CN208319263U CN201721028767.0U CN201721028767U CN208319263U CN 208319263 U CN208319263 U CN 208319263U CN 201721028767 U CN201721028767 U CN 201721028767U CN 208319263 U CN208319263 U CN 208319263U
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- elastic slice
- knob
- rhaeboscelia
- nail
- clamping face
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Abstract
The utility model discloses a kind of elastic slice knob shape ligation clips, including elastic hinge, the first rhaeboscelia nail and the second rhaeboscelia nail, following closely in the first rhaeboscelia nail and the second rhaeboscelia towards the side inside V-shaped is the clamping face being arc-shaped, anti-slop serrations are provided on clamping face, anti-slop serrations are made of knob and elastic slice, it is protruding that elastic slice from a lateral tooth flank of knob is parallel to clamping face, the free end of elastic slice is provided with limiting tooth, limiting tooth is stretched out from elastic slice free end to clamping face, and dome-shaped semi-closed cavity is formed below elastic slice.When the utility model has the advantage that closure compared with prior art, knob provides bite force and is closed blood vessel blocking blood flow, there is elastic slice a certain amount of flexible deformation to cause angionecrosis so as to avoid blood vessel is crushed, the shape support ability of the semi-closed cavity of dome-shaped is good, after ligation clip closure, it can play the role of fabulous anti-skidding, prevent plastic clip from sliding on vascular wall, it is safe and reliable.
Description
Technical field
The utility model relates to medical instruments fields, are suitable for ligation tubular tissue or blood vessel, are particularly suitable for blood vessel blocking
Operation, ligation operation field more particularly to disposable ligation clip.
Background technique
During the clinical operations such as blood vessel blocking operation and ligation operation, the commonly used vessel closure instrument of meeting are as follows:
Clip Applier and ligation clip, wherein ligation clip includes ligation clip belonging to titanium folder and this patent, and ligation clip will usually meet following skill
Art performance requirement.1, the defects of ligation clip answers form complete, flat appearance impulse- free robustness, overlap, crackle.2, anti-on the inside of ligation clip
Slip teeth answers complete display, cannot there is the defects of excessive angle and peak rib.3, ligation clip should have good toughness, seamless after folder closes
Gap and phenomenon of rupture.4, ligation clip should be with matched Clip Applier no-float, the problems such as not having de- nail, can not be closed.5, it ties
Certain chucking power should be had by pricking folder, and the circulation of vessel inner blood can be effectively blocked after closure.
Ligation clip routinely, the anti-slop serrations of inside are mainly double conventional rake tooth, are mainly force with Clip Applier
Point makes the completion that is mutually interlocked of ligation clip both ends close nail, to realize the blocking or ligation of blood vessel.This ligation clip routinely is logical
It is commonly present anti-slop serrations chucking power and anticreep performance is poor, it may occur that plastic cement ligation clip is slided or is closed not tight on blood vessel after closure
Close, uninterrupted blood circulation function, or aid closure tightly cause very much injury of blood vessel or necrosis to bring great peace to patient
Full hidden danger.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of elastic slice knob shape ligation clip.
The utility model is achieved through the following technical solutions: a kind of elastic slice knob shape ligation clip, including elastic hinge,
First rhaeboscelia nail and the second rhaeboscelia nail, the first rhaeboscelia nail and the second rhaeboscelia nail are connected to the both ends of elastic hinge
V-shaped structure is formed, the first rhaeboscelia is followed closely towards prominent bending on the inside of V-shaped, and the second rhaeboscelia nail is prominent towards V-shaped outside
Bending, the free end of the first rhaeboscelia nail are provided with hook, and the end of the second rhaeboscelia nail is provided with card slot, and feature exists
In: following closely in the first rhaeboscelia nail and the second rhaeboscelia towards the side inside V-shaped is the clamping face being arc-shaped, in clamping face
On be provided with anti-slop serrations, anti-slop serrations are made of knob and elastic slice, and knob is lance tooth, and a lateral tooth flank of elastic slice from knob is parallel
It is protruding in clamping face, the free end of elastic slice is provided with limiting tooth, limiting tooth is stretched out from elastic slice free end to clamping face,
Semi-closed cavity is formed below elastic slice, the side of the flank of tooth towards the semi-closed cavity of elastic slice, limiting tooth and knob thickens, and makes semi-closure
The section for closing cavity is in dome-shaped.
As further improvement of these options, anti-slop serrations are arranged in groups on clamping face, and every group includes two knobs,
Two knobs extend to the center line of clamping face from the two sides of clamping face respectively, and the width of elastic slice is less than the facewidth of knob, elastic slice
Side be close to clamping face center line setting.
As further improvement of these options, the direction of the stretching of elastic slice is consistent on each single clamping face,
The direction that the elastic slice that first rhaeboscelia nail and the second rhaeboscelia nail on setting stretches out is opposite.
As further improvement of these options, elastic slice is stretched out from the top of the knob flank of tooth, and the width of elastic slice is less than pressure
The half of the tooth facewidth.
As further improvement of these options, ligation clip is process using medical macromolecular materials.
The utility model has the advantage that such design in closure compared with prior art, and knob provides main sting
With joint efforts, it is closed blood vessel blocking blood flow, there is elastic slice a certain amount of flexible deformation to cause angionecrosis so as to avoid blood vessel is crushed.
The shape support ability of the semi-closed cavity of dome-shaped is good, after ligation clip closure, can play the role of fabulous anti-skidding, prevent
Plastic clip is slided on vascular wall, safe and reliable to prevent from damaging blood vessel because clamping tension.
Detailed description of the invention
Fig. 1 is the utility model usage state diagram.
Fig. 2 is the utility model schematic perspective view.
Fig. 3 is the utility model planar structure schematic diagram.
Fig. 4 is anti-slop serrations stereochemical structure enlarged drawing.
Fig. 5 is anti-slop serrations planar structure enlarged drawing.
Fig. 6 is vascular cross-section schematic diagram under use state.
Specific embodiment
It elaborates below to the embodiments of the present invention, the present embodiment before being with technical solutions of the utility model
It puts and is implemented, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is unlimited
In following embodiments.
A kind of elastic slice knob shape ligation clip, including elastic hinge 4, the first rhaeboscelia nail 31 and the second rhaeboscelia nail 32, the
The both ends that one rhaeboscelia nail 31 and the second rhaeboscelia nail 32 are connected to elastic hinge 4 form V-shaped structure, the first rhaeboscelia
For nail 31 towards prominent bending on the inside of V-shaped, the second rhaeboscelia follows closely 32 towards prominent bending on the outside of V-shaped, the first rhaeboscelia nail 31
Free end be provided with hook 72, the end of the second rhaeboscelia nail 32 is provided with card slot 71, it is characterised in that: in the first arch
It is the clamping face 5 being arc-shaped that leg nail 31 and the second rhaeboscelia, which follow closely 32 towards the side inside V-shaped, is arranged on clamping face 5
There are anti-slop serrations 6, anti-slop serrations 6 are made of knob 61 and elastic slice 62, and knob 61 is lance tooth, side tooth of the elastic slice 62 from knob 61
Face is parallel to that clamping face 5 is protruding, and the free end of elastic slice 62 is provided with limiting tooth 63, and limiting tooth 63 is from 62 free end of elastic slice
It is stretched out to clamping face 5, forms semi-closed cavity 64, the flank of tooth direction of elastic slice 62, limiting tooth 63 and knob 61 below elastic slice 62
The side of semi-closed cavity 64 thickens, and makes the section of semi-closed cavity 64 in dome-shaped.
In closure, knob 61 provides main bite force for such design, is closed 1 blocking blood flow of blood vessel, elastic slice 62 has
A certain amount of flexible deformation causes blood vessel 1 downright bad so as to avoid blood vessel 1 is crushed.The shape branch of the semi-closed cavity 64 of dome-shaped
Support ability is good, after the closure of ligation clip 2, can play the role of fabulous anti-skidding, prevent plastic clip from sliding on 1 wall of blood vessel.Limit
Position tooth 63 is then to prevent elastic slice 62 from deforming excessively, guarantees enough antiskid effects.Ligation clip 2 makes the elasticity recess of blood vessel 1 when being closed
Deformation makes semi-closed cavity 64 clasp 1 wall of blood vessel to make elastic slice 62 be trapped in 1 wall of blood vessel, plays the effect of similar barb,
But the design of limiting tooth 63 avoids the formation of spine, under the pressure effect of clamping face 5,1 wall of blood vessel can be latched ground more
Tightly；When ligation clip 2 on blood vessel 1 along 1 radial motion of blood vessel when, the upper and lower end face of knob 61 and elastic slice 62 can all become to hinder
Face prevent ligation clip 2 move up and down and meanwhile round mouth position protrudes into blood vessel 1 in round mouth to form protrusion and significantly increase
The resistance of lower movement enhances the skid resistance of up and down direction greatly.When ligation clip 2 on blood vessel 1 along 1 axial direction of blood vessel
When mobile, the end face of the anti-slop serrations 6 of ligation clip 2 just will become resistance area, prevent the movement of ligation clip 2, while the half of anti-slop serrations 6
It will become hock at closure cavity 64 and firmly grasp 1 wall of blood vessel, enhance skid resistance in the front-back direction, with conventional double trigonodont phase
Than, conventional double trigonodont due to the limitation of tooth form and number of rows and the smooth and elasticity effect of blood vessel 1, skid resistance and
Making capacity has certain limitation, not safe and reliable enough.Such design has preferably anti-than conventional double trigonodont
Slip and closing force, and since round mouth root is designed and round mouth segment thickness is thinner than the thickness of conventional tooth, institute for gap type
Flexible deformation can be done by being provided with a certain amount of compressibility with the tooth form of round mouth part, this characteristic can be in clamping blood vessel 1
During prevent from damaging blood because clamping tension.
Anti-slop serrations 6 are arranged in groups on clamping face 5, and every group includes two knobs 61, and two knobs 61 are respectively from clamping face 5
Two sides extend to the center line of clamping face 5, the width of elastic slice 62 is less than the facewidth of knob 61, and clamping is close in the side of elastic slice 62
The center line in face 5 is arranged.
62 width of elastic slice is less than the facewidth of tooth, can guarantee that, there are the space of certain normal rake tooth, release is certain
Space give blood vessel 1 wall, prevent excessive extrusion from causing to damage.Elastic slice 62, which is set to 5 center line two sides of clamping face, can be avoided
There is the appearance of sharp wedge angle, reduces the risk for puncturing blood vessel 1.
The direction of the stretching of elastic slice 62 is consistent on each single clamping face 5, the first rhaeboscelia nail 31 and the second arch
The direction that the elastic slice 62 being arranged on leg nail 32 stretches out is opposite.
The stretching of elastic slice 62 is towards identical on the clamping face 5 of the same side, is able to maintain the intensity of holding to 1 wall of blood vessel, and two
Elastic slice 62 stretches out contrary design on a clamping face 5 can lock blood vessel 1 in two directions, prevent ligation clip 2 from sliding.
Elastic slice 62 is stretched out from the top of 61 flank of tooth of knob, and the width of elastic slice 62 is less than the half of 61 facewidth of knob.
In order to guarantee that the height of semi-closed cavity 64 can effectively fasten 1 wall of blood vessel, it is ensured that its height is so that blood
1 wall of pipe can be filled in semi-closed cavity 64 after being squeezed, and elastic slice 62 is stretched out from the top of 61 flank of tooth of knob can be by half
The height of closure cavity 64 is discharged into extreme value.It needs to maintain enough bite forces in such design simultaneously, so elastic slice 62
Width will carry out stringent limitation, to guarantee comprehensive performance.
Ligation clip 2 is process using medical macromolecular materials.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (5)
1. a kind of elastic slice knob shape ligation clip, including elastic hinge, the first rhaeboscelia nail and the second rhaeboscelia nail, first bow
The both ends that shape leg nail and the second rhaeboscelia nail are connected to elastic hinge form V-shaped structure, and first rhaeboscelia follows closely court
Prominent bending on the inside of to V-shaped, the second rhaeboscelia nail protrude bending, the freedom of the first rhaeboscelia nail towards V-shaped outside
End is provided with hook, and the end of the second rhaeboscelia nail is provided with card slot, it is characterised in that: in the first rhaeboscelia nail and the second arch
Leg nail is the clamping face being arc-shaped towards the side inside V-shaped, and anti-slop serrations are provided on the clamping face, described anti-skidding
Tooth is made of knob and elastic slice, the knob be lance tooth, the elastic slice from a lateral tooth flank of knob be parallel to clamping towards
Outer stretching is provided with limiting tooth in the free end of elastic slice, and the limiting tooth is stretched out from elastic slice free end to clamping face, under elastic slice
Rectangular at semi-closed cavity, the side of the flank of tooth towards the semi-closed cavity of the elastic slice, limiting tooth and knob is thickened, and makes semi-closed
The section of cavity is in dome-shaped.
2. a kind of elastic slice knob shape ligation clip as described in claim 1, it is characterised in that: the anti-slop serrations on clamping face in groups
Setting, every group includes two knobs, and two knobs extend to the center line of clamping face from the two sides of clamping face respectively, described
The width of elastic slice is less than the facewidth of the knob, and the center line setting of clamping face is close in the side of the elastic slice.
3. a kind of elastic slice knob shape ligation clip as described in claim 1, it is characterised in that: the elastic slice on each single clamping face
Stretching direction it is consistent, the direction that the elastic slice that the first rhaeboscelia nail and the second rhaeboscelia nail on setting stretches out is opposite.
4. a kind of elastic slice knob shape ligation clip as described in claim 1, it is characterised in that: the elastic slice is from the top of the knob flank of tooth
It stretches out, the width of elastic slice is less than the half of the knob facewidth.
5. a kind of elastic slice knob shape ligation clip as described in claim 1, it is characterised in that: the ligation clip uses medical high polymer
Material is process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028767.0U CN208319263U (en) | 2017-08-16 | 2017-08-16 | A kind of elastic slice knob shape ligation clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721028767.0U CN208319263U (en) | 2017-08-16 | 2017-08-16 | A kind of elastic slice knob shape ligation clip |
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| Publication Number | Publication Date |
|---|---|
| CN208319263U true CN208319263U (en) | 2019-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721028767.0U Active CN208319263U (en) | 2017-08-16 | 2017-08-16 | A kind of elastic slice knob shape ligation clip |
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| CN (1) | CN208319263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379131A (en) * | 2023-10-25 | 2024-01-12 | 中国人民解放军总医院第一医学中心 | Hemostatic clamp |
-
2017
- 2017-08-16 CN CN201721028767.0U patent/CN208319263U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117379131A (en) * | 2023-10-25 | 2024-01-12 | 中国人民解放军总医院第一医学中心 | Hemostatic clamp |
| CN117379131B (en) * | 2023-10-25 | 2024-03-22 | 中国人民解放军总医院第一医学中心 | Hemostatic clamp |
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