CN209377661U - A kind of implantation spring ring and its fixture of heat treatment for embolism spring ring system - Google Patents
A kind of implantation spring ring and its fixture of heat treatment for embolism spring ring system Download PDFInfo
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- CN209377661U CN209377661U CN201821774624.9U CN201821774624U CN209377661U CN 209377661 U CN209377661 U CN 209377661U CN 201821774624 U CN201821774624 U CN 201821774624U CN 209377661 U CN209377661 U CN 209377661U
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- spring ring
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Abstract
The utility model belongs to the field of medical instrument technology, more particularly to a kind of implantation spring ring and its fixture of heat treatment for embolism spring ring system, wherein the implantation spring ring is in irregular hollow ball-shape, and the type circle including multiple Ω shapes, multiple type circles are with the interconnection winding of Ω shape.Implantation spring ring disclosed in the utility model for embolism spring ring system is wound in a manner of Ω, conducive to the random deflection and compression filling in implantation spring ring filling process, improve the ability that implantation spring ring complies with aneurysm shape, be conducive to implantation spring ring and enter aneurysm, resistance when reducing implantation spring ring Access artery tumor reduces the implantation aneurysmal risk of spring ring bursting, so that implantation Coil embolization artery is finer and close.
Description
Technical field
The utility model belongs to the field of medical instrument technology, and in particular to a kind of implantation bullet for embolism spring ring system
Spring coil and its fixture of heat treatment.
Background technique
Aneurysm is the angiomatoid protrusion generated due to artery local vascular abnormal change, and cardinal symptom is mostly by aneurysm
Caused by rupture causes subarachnoid hemorrhage, the death rate is very high.With increasingly sharpening for China human mortality aging, aneurysm is suffered from
Patient it is more and more, if patient can may be in peril of one's life at any time without preferable treatment method.
It is always the hot issue in interventional therapy field for aneurysmal treatment, the treatment method of mainstream has merely at present
Coil embolization treatment, the treatment of sacculus secondary spring circle, the treatment of bracket secondary spring circle, the treatment of blood flow guiding device etc..Spring
Circle is the various aneurysmal effective embolization devices for the treatment of, is current mature and treats aneurysm with most commonly used intervention means
Treatment method, different fixture of heat treatment and canoe, for spring ring can easily fine and close filling it is various types of dynamic
Arteries and veins tumor is played a key role with reaching therapeutic purposes.Most of embolism spring rings on the market are mostly the bar shaped of rule at present
Spring ring and irregular spherical spring ring, though spherical spring ring also uses some winding methods, resulting Spherical Projectiles
Spring coil or too consolidation, and then flexibility is poor or too loose, the stability of structure is poor when implantation.
Therefore, against the above deficiency, the utility model urgent need provides a kind of implantation spring for embolism spring ring system
Circle and its fixture of heat treatment.
Utility model content
The purpose of this utility model is to provide a kind of implantation spring ring for embolism spring ring system and its heat treatments
Fixture can not be successfully Access artery blood vessel to solve implantation spring ring spherical in the prior art because leading to loose or consolidation
Problem.
Implantation spring ring provided by the utility model for embolism spring ring system, the implantation spring ring is in irregular
Hollow ball-shape, the type circle including multiple Ω shapes, multiple type circles with Ω shape interconnection be wound hollow ball-shape.
The implantation spring ring as described above for being used for embolism spring ring system, further preferably, two interconnected
The angle between plane where the type circle is 120 °.
The implantation spring ring as described above for being used for embolism spring ring system, further preferably, two interconnected
The angle between plane where the type circle is 90 °.
The fixture of heat treatment that the utility model also provides, for implantation spring ring described in the above-mentioned any one of coiling, institute
Stating fixture of heat treatment includes grip part and winding head, and the grip part is in the shape of a rod, is suitable for holding support；The winding head includes extremely
Few 3 winding posts, and the length of the winding post is less than the length of the grip part；The winding head is located at the grip part
One end.
Fixture of heat treatment as described above, further preferably, the quantity of the winding post are 3,3 winding posts
One end is circumferentially in one end of the grip part, and the angle between adjacent two winding post is 120 °.
Fixture of heat treatment as described above, further preferably, the quantity of the winding post are 5, wherein twining described in 4
Around column circumferentially in one end of the grip part, and the angle between adjacent two winding post is 90 °, another institute
It states winding post to be arranged on the extended line of the grip part, and perpendicular to plane formed by 4 winding posts.
Fixture of heat treatment as described above, further preferably, the quantity of the winding post are 10,10 windings
Column one end is inserted on the grip part；Using the end face center of the other end of winding post point as vertex, the company on the vertex
Line is configured to dodecahedron.
Fixture of heat treatment as described above, further preferably, the diameter of the grip part and the winding column diameter
Than for (70-80): 100.
Fixture of heat treatment as described above, further preferably, the grip part and the winding post are made of stainless steel,
And it is integrally formed.
Fixture of heat treatment as described above, further preferably, the winding head are cylindrical, the diameter of bottom cylindrical face
For 0.4mm-19.4mm.
The utility model has the advantage that compared with prior art
1, the implantation spring ring disclosed in the utility model for embolism spring ring system is wound in a manner of Ω, is conducive to
The random deflection and compression filling being implanted into spring ring filling process, improve the energy that implantation spring ring complies with aneurysm shape
Power is conducive to spring ring and enters aneurysm, and resistance when reducing implantation spring ring Access artery tumor reduces implantation spring ring bursting
Aneurysmal risk, so that implantation Coil embolization artery is finer and close；
2, four foot fixtures are wound according to pure Ω, can be implanted into the short specification complexity that coiling other types mold cannot be wound
Spring ring provides model specification complexity more abundant for surgical process and is implanted into spring ring；
3, six foot fixtures are wound according to pure Ω, more approximate spheres, into aneurysm after improve and fill aneurysmal ability,
Increase embolism density, improve the compliance of implantation spring ring, first circle diameter is the 75% of other circles, reduces prolapsus risk and entrance
The aneurysmal risk of aneurysm bursting reduces the risk in surgical procedure together with good compliance, improves aneurysmal control
More rate；
4,11 foot fixtures are wound according to pure Ω, relatively huge, improve the aneurysmal filling stability of large-scale epimegetic.It is first
Loop diameter is the 75% of other circles, reduces prolapsus risk and enters the aneurysmal risk of aneurysm bursting.Bottom diameter-varying ring is set
Meter reduces opening, reduces the escape of implantation spring ring and the aneurysmal risk that prolapses out.Reduce the aneurysmal operation of large-scale epimegetic
Risk improves cure rate.
Detailed description of the invention
Fig. 1 is the first knot in the utility model for the fixture of heat treatment of the implantation spring ring of embolism spring ring system
Structure schematic diagram；
Fig. 2 is the implantation bullet by the fixture of heat treatment processing for being used for the implantation spring ring of embolism spring ring system in Fig. 1
Spring coil structure chart；
Fig. 3 is second of knot in the utility model for the fixture of heat treatment of the implantation spring ring of embolism spring ring system
Structure schematic diagram；
Fig. 4 is the implantation bullet by the fixture of heat treatment processing for being used for the implantation spring ring of embolism spring ring system in Fig. 3
Spring coil structure chart；
Fig. 5 is the third knot in the utility model for the fixture of heat treatment of the implantation spring ring of embolism spring ring system
Structure schematic diagram；
Fig. 6 is the implantation bullet by the fixture of heat treatment processing for being used for the implantation spring ring of embolism spring ring system in Fig. 5
Spring coil structure chart；
Fig. 7 is the coiling step exploded view for being implanted into spring ring.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
As shown in Fig. 2,4,6, present embodiment discloses a kind of implantation spring ring for embolism spring ring system, the plants
Enter spring ring in irregular hollow ball-shape, the type circle including multiple Ω shapes, multiple type circles are connected with each other with Ω shape and are wound
Form hollow ball-shape.
Further, present embodiment discloses the implantation spring rings of three kinds of structures, the first is implanted into spring ring and mutually interconnects
The angle between plane where two connect the type circle is 120 °；Two institutes interconnected in second of implantation spring ring
The angle stated between the plane where type circle is 90 °；It is alternately wound in the third implantation spring ring using large-scale circle and small-sized circle,
And in the implantation spring ring of three types, except bottom-type circle uses closed loop crosstalk, alloytype circle is all made of Ω winding, reduces implantation
The prolapsus of spring ring, such canoe are suitble to the importing and subsequent filling of the first implantation spring ring of large aneurysm.
Further, the fixture of heat treatment of the also disclosed coiling implantation spring ring of the utility model comprising 2 He of grip part
Winding head 1, the grip part 2 is in the shape of a rod, is suitable for holding support, and the winding head 1 includes at least three winding post, the winding
The length of column is less than the length of the grip part 2；The winding head 1 is located at one end of the grip part 2.
Further, three kinds of structures of the corresponding implantation spring ring of the fixture of heat treatment disclosed in the present embodiment, also configure
The fixture of heat treatment of three kinds of structures, wherein corresponding in the fixture of heat treatment of the first implantation spring ring, the number of the winding post
Amount is 3, and 3 described winding post one end are circumferentially in one end of the grip part 2, and between adjacent two winding post
Angle be 120 °；In the fixture of heat treatment of corresponding second of implantation spring ring, the quantity of the winding post is 5, wherein 4
A winding post is circumferentially in one end of the grip part 2, and the angle between adjacent two winding post is
90 °, another described winding post is arranged on the extended line of the grip part 2, and puts down perpendicular to formed by 4 winding posts
Face；In the fixture of heat treatment of the third corresponding implantation spring ring, the quantity of the winding post is 10,10 winding posts one
End is inserted on the grip part 2, using the end face center of the other end of winding post point as vertex, the line structure on the vertex
As dodecahedron.When winding, one holds polygonal mold, takes implantation spring loop material on the other hand, is starting point with grip part 2, around one
Circle does foundation ring, is then wound, is finally obtained in a manner of pure Ω on corresponding polygonal mold further according to set winding rule
State the fixture of heat treatment of three kinds of different canoes.
In the fixture of heat treatment of the third corresponding implantation spring ring, 10 winding posts are divided into two groups, and one group of diameter is big
In another group, one end of two groups of winding posts is arranged in one end of the grip part 2 in two circles, is wherein placed in for lesser one group of diameter
Inner ring, one group be relatively large in diameter are placed in outer ring, and in every group of winding post, the angle between adjacent two winding post is 72 °.It is preferred that
, in two groups of winding posts, minor diameter is the 75% of major diameter.
In above-mentioned apparatus, the ratio of the diameter of the grip part 2 and the winding column diameter is (70-80): 100, it is suitable for place
Implantation spring ring indsole loop diameter after reason is less than type loop diameter.Further, first type circle takes other around the diameter of column
Type circle enters around the 75% of column diameter, reduces implantation spring ring due to gravity prolapsus and the aneurysmal risk of bursting.And institute
It states grip part 2 and the winding post is made of stainless steel material, and be integrally formed.Preferably, the winding head 1 is in cylinder
Shape, the diameter of bottom cylindrical face are 0.4mm-19.4mm.
It is wound in a manner of pure Ω by above-mentioned fixture in obtained three kinds of implantation spring ring, the implantation spring of three kinds of structures
For the structure of circle from simple to complexity, used length of material range is more extensive, to provide more multiselect in doctor's clinical process
It selects, in addition, implantation spring ring is wound in a manner of Ω, is filled out conducive to the random deflection and compression being implanted into spring ring filling process
It fills, improves the ability that implantation spring ring complies with aneurysm shape, be conducive to implantation spring ring and enter aneurysm, reduce implantation bullet
Resistance when spring coil Access artery tumor reduces the implantation aneurysmal risk of spring ring bursting, so that implantation Coil embolization artery is more
Add densification.
As shown in Figs. 1-2, the present embodiment is four foot spring ring fixture of heat treatment structural schematic diagrams of one kind and canoe, is planted
Enter spring ring and carry out a circle winding on buttress shaft, then wound in a manner of as shown in the figure according to pure Ω, is implanted into the level-one of spring ring
The plant that type circle is all models loop diameter specification in 1.0mm-20mm can be obtained with the mold of 0.4mm-19.4mm in diameter about 0.3mm
Enter spring ring, including all specifications of every increase 0.5mm, the implantation spring ring of different length specification, last lap is wrapped in
It can just wind on the pillar where a circle.
As shown in Figure 3-4, the present embodiment is six foot spring ring fixture of heat treatment structural schematic diagrams of one kind and canoe, is planted
Enter spring ring and carry out a circle winding on buttress shaft, then wound in a manner of as shown in the figure according to pure Ω, is implanted into the level-one of spring ring
The plant that type circle is all models loop diameter specification in 1.0mm-20mm can be obtained with the mold of 0.4mm-19.4mm in diameter about 0.3mm
Enter spring ring, including all specifications of every increase 0.5mm, its last lap of the implantation spring ring of different length specification is wrapped in just
It can wind well on the pillar where a circle.
As seen in figs. 5-6, the present embodiment is a kind of 11 foot spring ring fixture of heat treatment structural schematic diagrams and canoe,
Implantation spring ring carries out a circle winding on the thick pillar in bottom, then is wound in a manner of as shown in the figure according to pure Ω, is implanted into spring ring
Level-one diameter about 0.3mm, with the mold of 0.4mm-19.4mm can be obtained type circle be in 1.0mm-20mm all models loop diameter advise
The implantation spring ring of lattice, including all specifications of every increase 0.5mm, its last lap of the implantation spring ring of different length specification is twined
It is wound on the pillar where can just winding a circle.
Further, the present embodiment gives the above-mentioned implantation spring ring for embolism spring ring system and its heat treatment
The specific winding method of fixture, and attached drawing 7 is cooperated to carry out coiling step decomposition by taking the fixture of heat treatment of three winding posts as an example,
A, b, c one step of each correspondence in middle Fig. 7:
Step 1. is first around an annulus on most thin pillar；
The step 2. coiling Ω shape on adjacent any cylinder again；
Step 3. repeats step 2, and it is same as described above can to obtain the shape of final coiling other mold winding methods.
Around complete rear sizing one end time, implantation spring ring is being removed, it is basic when because of thermal processes act, also holding coiling
Shape, and then form the implantation spring ring such as the structure of Fig. 2,4,6, i.e., between the single type circle and type circle of the implantation spring ring of coiling
Angle with winding post in such as Fig. 1,3,5.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of implantation spring ring for embolism spring ring system, which is characterized in that the implantation spring ring is in irregular
Hollow ball-shape, the type circle including multiple Ω shapes, multiple type circles are wound hollow ball-shape with the interconnection of Ω shape.
2. the implantation spring ring according to claim 1 for embolism spring ring system, which is characterized in that interconnected
The angle between plane where two type circles is 120 °.
3. the implantation spring ring according to claim 1 for embolism spring ring system, which is characterized in that interconnected
The angle between plane where two type circles is 90 °.
4. a kind of fixture of heat treatment, which is characterized in that it is used for coiling implantation spring ring of any of claims 1-3,
The fixture of heat treatment includes grip part and winding head, and the grip part is in the shape of a rod, is suitable for holding support；The winding head includes
At least three winding post, and the length of the winding post is less than the length of the grip part；The winding head is located at the grip part
One end.
5. fixture of heat treatment according to claim 4, which is characterized in that the quantity of the winding post is 3, described in 3
Winding post one end is circumferentially in one end of the grip part, and the angle between adjacent two winding post is 120 °.
6. fixture of heat treatment according to claim 4, which is characterized in that the quantity of the winding post is 5, wherein 4
The winding post is circumferentially in one end of the grip part, and the angle between adjacent two winding post is 90 °, separately
One winding post is arranged on the extended line of the grip part, and perpendicular to plane formed by 4 winding posts.
7. fixture of heat treatment according to claim 4, which is characterized in that the quantity of the winding post is 10,10 institutes
Winding post one end is stated to be inserted on the grip part；Using the end face center of the other end of winding post point as vertex, the top
The line of point is configured to dodecahedron.
8. the fixture of heat treatment according to any one of claim 5-7, which is characterized in that the diameter of the grip part and institute
The ratio for stating winding column diameter is (70-80): 100.
9. fixture of heat treatment according to claim 8, which is characterized in that the grip part and the winding post are by stainless steel
It is made, and is integrally formed.
10. fixture of heat treatment according to claim 9, which is characterized in that the winding head is cylindrical, bottom cylindrical face
Diameter is 0.4mm-19.4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774624.9U CN209377661U (en) | 2018-10-30 | 2018-10-30 | A kind of implantation spring ring and its fixture of heat treatment for embolism spring ring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821774624.9U CN209377661U (en) | 2018-10-30 | 2018-10-30 | A kind of implantation spring ring and its fixture of heat treatment for embolism spring ring system |
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| Publication Number | Publication Date |
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| CN209377661U true CN209377661U (en) | 2019-09-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288315A (en) * | 2021-06-21 | 2021-08-24 | 上海鸿脉医疗科技有限公司 | Medical implant and manufacturing method thereof |
-
2018
- 2018-10-30 CN CN201821774624.9U patent/CN209377661U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113288315A (en) * | 2021-06-21 | 2021-08-24 | 上海鸿脉医疗科技有限公司 | Medical implant and manufacturing method thereof |
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Address after: 101204 building 4, yard 21, Panlong West Road, Mafang Town, Pinggu District, Beijing Patentee after: Beijing Taijieweiye Technology Co.,Ltd. Address before: 101300 Caida Third Street, Nancai Town, Shunyi District, Beijing Patentee before: BEIJING TAIJIE WEIYE TECHNOLOGY Co.,Ltd. |