CN209203628U - A kind of stretchable Artificial Rib of band peek coating - Google Patents
A kind of stretchable Artificial Rib of band peek coating Download PDFInfo
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- CN209203628U CN209203628U CN201721270937.6U CN201721270937U CN209203628U CN 209203628 U CN209203628 U CN 209203628U CN 201721270937 U CN201721270937 U CN 201721270937U CN 209203628 U CN209203628 U CN 209203628U
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- stretching structure
- slot
- elongated cavity
- limited block
- stretching
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Abstract
The utility model provides a kind of stretchable Artificial Rib of band peek coating, comprising: the first stretching structure, the second stretching structure and elongated cavity；First stretching structure, the second stretching structure one end be the first connecting pin, second connection end, the first stretching structure, the second stretching structure the other end be built in the both ends of elongated cavity respectively, and can be stretched out respectively out of elongated cavity；First stretching structure, the second stretching structure and elongated cavity use titanium alloy, and titanium alloy outer surface is coated with peek layers.The utility model solves the problems, such as that Artificial Rib is using human poisoning caused by titanium alloy in the prior art.It can make skeleton and material good combination, peek material itself has and will not generate rejection and other adverse reactions between good biocompatibility and human body.
Description
Technical field
The utility model relates to artifical bone's technical field more particularly to a kind of stretchable Artificial Ribs of band peek coating.
Background technique
The defect of existing Artificial Rib is repaired by titanium alloy web plate mostly, and titanium alloy web plate has intensity height, nothing
Toxicity has the characteristics that good biocompatibility with human body, but since titanium alloy web plate is a kind of metal material, scientific research
It was found that titanium alloy web plate, which is located in human body, can occur electrochemical reaction, electrochemical corrosion is generated, human body can be made in human body for a long time
Tissue around titanium alloy web plate blacks, or even generates necrosis phenomena.Being chronically implanted this is totally unfavorable to human body.
Utility model content
The utility model provides a kind of stretchable Artificial Rib of band peek coating, to overcome above-mentioned technical problem.
A kind of stretchable Artificial Rib of band peek coating of the utility model, comprising:
First stretching structure, the second stretching structure and elongated cavity；
First stretching structure one end is the first connecting pin, and second stretching structure one end is second connection end, institute
State the first stretching structure, the other end of second stretching structure is built in the both ends of the elongated cavity respectively, and can be from described
It is stretched out respectively in elongated cavity；
Drawing and pulling type track is arranged in the inside of the elongated cavity, and first stretching structure and the second stretching structure are placed in described
The two sides of one end in elongated cavity are provided with limiting tooth, and the two sides of the track are respectively arranged with to match with the limiting tooth
Position limiting structure, the inclined-plane of the limiting tooth and the angle of draw direction are greater than 90 degree, and first stretching structure and second stretch
The position that the middle part of structure corresponds to the limiting tooth opens up through slot；
First stretching structure, the second stretching structure and elongated cavity use titanium alloy, and the titanium alloy outer surface applies
There are peek layers.
Further, described peek layers include: be covered on the titanium alloy surface base and be set to the base it
On surface layer, the surface layer is equidistant rough honeycomb.
Further, first limiting tooth that first stretching structure and the second stretching structure are located at draw direction corresponds to
Through slot front end be arranged the first limited block, the elongated cavity both ends be provided with and first limited block it is matched second limit
Block.
Further, the width of first limited block is less than the width of the through slot, the two sides of first limited block
First side through slot and second side through slot, the first side through slot, the second side through slot and described first are set
The overall width of limited block is equal with the through slot, and the length of the first side through slot and the second side through slot is greater than described
Circular hole, first side is arranged in the top of the length of first limited block, the first side through slot and the second side through slot
Peek material is injected in side through slot and the second side through slot.
Further, the limiting tooth is right angled triangle teeth, and the position limiting structure is pair raised on the track
Set one's teeth on edge or the card slot in the track.
Further, the height of the limiting tooth is successively successively decreased along draw direction, and the through slot and described first stretches
Structure, the distance at the second stretching structure edge reduce along the draw direction.
Further, the joining place of the elongated cavity and first stretching structure, second stretching structure, which is arranged, seals
Closed loop, described closed-loop one end and the elongated cavity are clamped, and reinforcing ring is arranged in the other end.
The utility model solves the problems, such as that Artificial Rib is using human poisoning caused by titanium alloy in the prior art.Energy
Make skeleton and material good combination, peek material itself has will not the row of generation between good biocompatibility and human body
Different and other adverse reactions.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of stretchable Artificial Rib structural schematic diagram of band peek coating of the utility model；
Fig. 2 is the structural schematic diagram of the utility model closed-loop；
Fig. 3 is the enlarged fragmentary cross section in Fig. 2 at A；
Fig. 4 is another enlarged fragmentary cross section at A in Fig. 2；
Fig. 5 is the structural schematic diagram of the utility model limited block；
Fig. 6 is the enlarged fragmentary cross section of left side closed-loop and elongated cavity joining place at A in Fig. 2；
Fig. 7 is the honeycomb schematic diagram of the utility model Peek coating.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 is a kind of stretchable Artificial Rib structural schematic diagram of band peek coating of the utility model, as shown in Figure 1, this
The stretchable Artificial Rib of embodiment may include:
First stretching structure 1, the second stretching structure 2 and elongated cavity 3；
Described first stretching structure, 1 one end is the first connecting pin, and described second stretching structure, 2 one end is second connection end,
First stretching structure 1, second stretching structure 2 the other end be built in the both ends of the elongated cavity 3 respectively, and can be from
It is stretched out respectively in the elongated cavity 3；
Drawing and pulling type track is arranged in the inside of the elongated cavity 3, and first stretching structure 1 and the second stretching structure 2 are placed in
The two sides of one end in the elongated cavity 3 are provided with limiting tooth 5, and the two sides of the track are respectively arranged with and the limiting tooth 5
The position limiting structure to match, the inclined-plane of the limiting tooth 5 and the angle of draw direction are greater than 90 degree, first stretching structure 1
The position for corresponding to the limiting tooth 5 with the middle part of the second stretching structure 2 opens up through slot 13；
First stretching structure, the second stretching structure and elongated cavity use titanium alloy, and the titanium alloy outer surface applies
There are peek layers.
Specifically, the Artificial Rib of the present embodiment includes three parts: the first stretching structure 1, the second stretching structure 2 and
One end of elongated cavity 3, first stretching structure 1 and the second stretching structure 2 is built in the both ends of the elongated cavity 3 respectively, and can
To out-draw out of described elongated cavity 3.The other end of first stretching structure 1 and the second stretching structure 2 is respectively the first connection
End and second connection end.When the present embodiment Artificial Rib is placed horizontally in thoracic cavity, which can connect vertebra,
Then second connection end connects breastbone.Alternatively, the first connecting pin connects breastbone, then second connection end connects vertebra.This is not subject to
It limits.When the present embodiment Artificial Rib is longitudinally placed in thoracic cavity, first connecting pin and second connection end be can connect
Other rib cages in lower direction.The angle of the inclined-plane of limiting tooth 5 and draw direction is greater than 90 degree, reduce the first stretching structure 1 or
Comparative resistance when second stretching structure 2 pulls out between the position limiting structure of track two sides.
First stretching structure 1 and the first stretching structure 2 can in same level, in order to shorten the length of elongated cavity 3,
First stretching structure 1 and the second stretching structure 2 also may be at the upper layer and lower layer in elongated cavity 3.The Artificial Rib of the present embodiment
Each part is all made of titanium alloy outer surface and sprays Peek layers.Peek have self-lubrication, good biocompatibility, and its
As people's bone, the elasticity modulus of the artificial bone of adjustable titanium alloy preparation is allowed to and skeleton springform elasticity modulus
Amount preferably matching, toughness and intensity are high.
As shown in fig. 7, further, described peek layers includes: to be covered on the base of the titanium alloy surface and be set to
Surface layer on the base, the surface layer are equidistant rough honeycomb 19.
Specifically, titanium alloy surface is completely covered for peek layers of the present embodiment of base.Make up the people of titanium alloy preparation
Work flexible bone modulus has caused by larger difference compared with skeleton, generates stress shielding, bone resorption, bone inflammation after being implanted into human body
The problems such as.Surface layer on herein, for equidistant rough honeycomb.The honeycomb is specifically in 3D printing process
In each column or row be wavy surfaces, differ 1/2 wave crest between an adjacent row or column.And so on, between surface layer is formed etc.
Away from rough honeycomb 19.Be conducive to surrounding tissue and seek connections with growth.
As shown in figure 5, first stretching structure 1 and the second stretching structure 2 are located at first limiting tooth of draw direction
The first limited block 9 is arranged in corresponding 13 front end of through slot, and 3 both ends of elongated cavity are provided with matched with first limited block 9
Second limited block 12.
Specifically, when the first stretching structure 1 and the second stretching structure 2 under external force by stretching out to limiting tooth
When end, tissue is caused to damage to prevent the limiting tooth from stretching out elongated cavity 3, the setting the in the front end of stretching structure through slot 13
One limited block 9, the second limited block 12 of 3 both ends of elongated cavity setting.Second limited block 12 matches with the first limited block 9, resistance
Gear stretching structure continues to stretch out.First limited block 9 can be set in the top of stretching structure, also can be set and ties in stretching
The bottom of structure can also be arranged simultaneously in top and bottom.Second limited block 12 is set to according to the position that the first limited block 9 is arranged
Top, bottom or the top and bottom of elongated cavity 3 are arranged simultaneously.
As shown in figure 4, the width of first limited block 9 is less than the width of the through slot 13, first limited block 9
Two sides are arranged first side through slot 7 and second side through slot 9, the first side through slot 7, the second side through slot 8 and
The overall width of first limited block 9 is equal with the through slot 13, the first side through slot 7 and the second side through slot 8
Length be greater than the length of first limited block 9, the top of the first side through slot 7 and the second side through slot 8 is set
Circular hole 18 is set, injects peek material in the first side through slot 7 and the second side through slot 8.
Specifically, the first side through slot 7 and second side through slot 8 of first limited block 9 and its two sides of the present embodiment
Beam overall it is equal with the width of through slot 13.Due to through slot 13 when the first stretching structure 1 and the second stretching structure 2 stretch out movement
The stress inside by limiting tooth 5.The circular hole 18 on the top of first side through slot 7 and the second side through slot 8 has dispersed logical
The stress of 13 end of slot.Prevent the first stretching structure 1 and the second stretching structure 2 from cleaving under the action of stress.First side
Peek material is injected in side through slot 7 and the second side through slot 8, since peek material has elasticity, to buffer first
The impulse force of limited block 9 and the second limited block 12.Prevent the secondary injury that tissue is caused because of Artificial Rib damage.
Further, the height of the limiting tooth 5 is successively successively decreased along draw direction, and the through slot 13 and described first is drawn
Stretch structure 1, the distance at 2 edge of the second stretching structure reduces along the draw direction.
Specifically, the hardness of bone increases therewith with the growth of human body.First stretching structure 1 and second stretches knot
Structure 2 stretches out stress and also becomes larger.Therefore, the height of limiting tooth 5 is successively successively decreased along draw direction.Namely the limit of inner terminal
Position tooth height is maximum.The height of corresponding limiting tooth increases, and limiting tooth also increases the stress of stretching structure, therefore through slot 13 and the
The distance at 2 edge of one stretching structure 1 and the second stretching structure reduces along the draw direction.The variation of the height and distance into
One step and human body production process are adapted, and extend the service life of Artificial Rib.
As shown in Figure 3 and Figure 4, further, the limiting tooth 5 is right angled triangle teeth, and the position limiting structure is institute
State double set one's teeth on edge 6 or the card slots 10 in the track raised on track.
Specifically, Artificial Rib first stretching structure 1 and the second stretching structure 2 of the present embodiment pass through in elongated cavity 3
The drawing and pulling type track of portion's setting completes biaxial tension.First stretching structure 1 and the second stretching structure 2 are placed in the elongated cavity 3
One end is provided with limiting tooth 5, as shown in figure 3, the limiting tooth 5 is triangle teeth, the position limiting structure is and the limit
Reversed double of tooth 5 set one's teeth on edge 6；As shown in figure 4, the limiting tooth 5 be triangle teeth, the position limiting structure may be with it is described
The reversed card slot 10 of limiting tooth 5.Limiting tooth can also be other shapes.When the first stretching structure 1 and the second stretching structure 2 from
When stretching out inside the elongated cavity 3, pass through the through slot 13 being arranged inside the first stretching structure 1 and the second stretching structure 2, limit
Inwardly deformation occurs for tooth 5, and after moving out to position limiting structure position, which prevents counter motion.
Further, as shown in Fig. 2, the elongated cavity 3 and first stretching structure 1, second stretching structure 2
Closed-loop 11 is arranged in joining place, and described 11 one end of closed-loop and the elongated cavity are clamped, and reinforcing ring is arranged in the other end.
Specifically, as shown in fig. 6, in elongated cavity 3 and the first stretching structure 1, the second stretching structure 2 in the present embodiment
Closed-loop 11 is arranged in junction, which can prevent tissue from growing into elongated cavity.Lead to the first stretching structure 1 and second
Stretching structure 2 can not stretch out.One end that the closed-loop 11 and elongated cavity 3 are clamped can be ring structure, or saw
Tooth-shape structure is wherein provided with sawtooth 15 in closed-loop 11, the card slot 16 to match with zigzag fashion is provided on elongated cavity 3.
Reinforcing ring 14 is arranged in the other end, further strengthens the leakproofness between the closed-loop 11 and stretching structure.
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 (6)
1. a kind of stretchable Artificial Rib of band peek coating characterized by comprising
First stretching structure, the second stretching structure and elongated cavity；
First stretching structure one end is the first connecting pin, and second stretching structure one end is second connection end, described the
One stretching structure, second stretching structure the other end be built in the both ends of the elongated cavity respectively, and can be from the stretching
It is intracavitary to stretch out respectively；
Drawing and pulling type track is arranged in the inside of the elongated cavity, and first stretching structure and the second stretching structure are placed in the stretching
The two sides of intracavitary one end are provided with limiting tooth, and the two sides of the track are respectively arranged with the limit to match with the limiting tooth
Structure, the inclined-plane of the limiting tooth and the angle of draw direction are greater than 90 degree, first stretching structure and the second stretching structure
Middle part correspond to the position of the limiting tooth and open up through slot；
First stretching structure, second stretching structure and the elongated cavity use titanium alloy, the titanium alloy appearance
Face is coated with peek layers；Described peek layers includes: to be covered on the base of the titanium alloy surface and be set on the base
Surface layer, the surface layer are equidistant rough honeycomb.
2. the stretchable Artificial Rib of band peek coating according to claim 1, which is characterized in that described first stretches knot
The first limited block, the drawing is arranged in the corresponding through slot front end of first limiting tooth that structure and the second stretching structure are located at draw direction
Chamber both ends are stretched to be provided with and matched second limited block of first limited block.
3. the stretchable Artificial Rib of band peek coating according to claim 2, which is characterized in that first limited block
Width be less than the width of the through slot, the two sides setting first side through slot and second side through slot of first limited block,
The overall width of the first side through slot, the second side through slot and first limited block is equal with the through slot, institute
The length of first side through slot and the second side through slot is stated greater than the length of first limited block, the first side leads to
Circular hole, injection in the first side through slot and the second side through slot is arranged in the top of slot and the second side through slot
Peek material.
4. the stretchable Artificial Rib of band peek coating according to claim 1, which is characterized in that the limiting tooth is straight
Angle triangle teeth, the position limiting structure are raised on the track double to set one's teeth on edge or the card slot in the track.
5. the stretchable Artificial Rib of band peek coating according to claim 4, which is characterized in that the height of the limiting tooth
Degree successively successively decrease along draw direction, and the through slot at a distance from first stretching structure, the second stretching structure edge along institute
State draw direction reduction.
6. the stretchable Artificial Rib of band peek coating according to claim 1, which is characterized in that the elongated cavity and institute
State the joining place setting closed-loop of the first stretching structure, second stretching structure, described closed-loop one end and the elongated cavity
Reinforcing ring is arranged in clamping, the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270937.6U CN209203628U (en) | 2017-09-29 | 2017-09-29 | A kind of stretchable Artificial Rib of band peek coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721270937.6U CN209203628U (en) | 2017-09-29 | 2017-09-29 | A kind of stretchable Artificial Rib of band peek coating |
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| Publication Number | Publication Date |
|---|---|
| CN209203628U true CN209203628U (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721270937.6U Expired - Fee Related CN209203628U (en) | 2017-09-29 | 2017-09-29 | A kind of stretchable Artificial Rib of band peek coating |
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| CN (1) | CN209203628U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874873A (en) * | 2017-09-29 | 2018-04-06 | 大连派思益科技有限公司 | A kind of stretchable Artificial Rib of band peek coatings |
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2017
- 2017-09-29 CN CN201721270937.6U patent/CN209203628U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107874873A (en) * | 2017-09-29 | 2018-04-06 | 大连派思益科技有限公司 | A kind of stretchable Artificial Rib of band peek coatings |
| CN107874873B (en) * | 2017-09-29 | 2024-01-23 | 辽宁禾润新材料科技有限公司 | Stretchable artificial rib with peek coating |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20210929 |