CN206214171U - A kind of Bone Defect Repari device - Google Patents
A kind of Bone Defect Repari device Download PDFInfo
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- CN206214171U CN206214171U CN201620960806.XU CN201620960806U CN206214171U CN 206214171 U CN206214171 U CN 206214171U CN 201620960806 U CN201620960806 U CN 201620960806U CN 206214171 U CN206214171 U CN 206214171U
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- support frame
- bone
- defect repari
- bone defect
- convex body
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Abstract
The utility model provides a kind of Bone Defect Repari device, including support frame and bone renovating material, grid is provided with the support frame, convex body is provided with the outside of support frame, screw hole is provided with convex body, screw is connected with screw hole, the material of support frame is polymerization macromolecule material or metal material, bone renovating material embeds support frame, the main component of bone renovating material is collagen, calcium salt and growth factor, the load-bearing of support frame, supporting role and bone renovating material promote the effect of osteanagenesis to be combined, realize the bony union of megastage Cranial defect；Support frame, convex body and screw are using polyactide copolymer or the compound of blend macromolecular material and magnesium salts, or the metal material of magnesium, magnesium base alloy makes, these materials in human body internal memory over time, can automatically be degraded disappearance by human body, avoid in long-term existence human body and produce adverse reaction, or even the danger of infection occur.
Description
Technical field
The utility model belongs to bone defect healing field, more particularly to a kind of Bone Defect Repari device.
Background technology
The reparation of the bulk Cranial defect that congenital osteopathy, wound, infection or tumour resected bone etc. are caused and reconstruction one
It is directly the problem and study hotspot of field of orthopaedics.Although traditional autologous bone transplanting skeletonization effect is good, bone resource is less, it is difficult to
The Cranial defect of larger area, and complex operation are repaired, allogenic bone transplantation, artificial substituent's displacement, Limb lengthening Transfer have all existed
Clinically applied, but all had some limitations, such as, due to titanium alloy web plate have good biocompatibility,
The advantages of non-toxic and high intensity, is widely used in the clinical practice repaired to skull, but because titanium alloy is in human body
Can not be degraded, patient often has heavier sense of insecurity, especially for the patient of megastage Cranial defect, large area titanium alloy
Constriction can make that patient causes headache, dizziness, is afraid of the syndromes such as vibration and rejection to titanium alloy, overlong time may
The problems such as infection being caused；And for children's skull repair process in because children's skull is in the stage of development, skull can be continuous
Growth is changed, and because titanium alloy web plate will not increase, children's skull can be caused asymmetric, and the brain development to children is caused
Influence.
The content of the invention
The utility model provides a kind of light weight, promotes osteanagenesis, the Bone Defect Repari device of degradable megastage Cranial defect.
In order to solve the above technical problems, the technical solution adopted in the utility model is：A kind of Bone Defect Repari device, including support
Framework and bone renovating material, grid is provided with the support frame, convex body is provided with the outside of the support frame, described
Convex body is provided with screw hole, and screw is connected with the screw hole, and the material of the support frame is polymerization macromolecule
Material or metal material, the bone renovating material embed the support frame, the shape of bone renovating material and the support frame
Shape is identical, and the main component of the bone renovating material is collagen, calcium salt and growth factor.
Further, the material of the convex body and the screw is polymerization macromolecule material or metal material.
Further, the polymerization macromolecule material is the compound of polyactide copolymer or blend and magnesium salts.
Further, the metal material is magnesium or magnesium base alloy.
Further, the shape of the support frame can be planar as, tubulose or irregular polyhedronses.
Further, also including porous insulation film, the porous insulation film is covered in the outer surface of the bone renovating material.
Further, the thickness of the porous insulation film is 0.5mm-2mm, and aperture is 5um-100um.
Further, the convex body is no less than 3.
Further, the cylinder vertical with the support frame is provided with the drift angle of the grid, the cylinder is in
Reversed acanthoid.
Further, the length of the cylinder is in 2mm-10mm, a diameter of 2mm-5mm.
Compared with prior art, the utility model is had the advantage that with beneficial effect is：1st, repaiied using support frame and bone
The Bone Defect Repari device of multiple material embedding, the effect of the load-bearing, supporting role and bone renovating material promotion osteanagenesis of support frame, with
Reparation using titanium alloy web plate to megastage Cranial defect in the prior art is compared, alleviate patient due to head weight and band
The constriction come, with reference to the facilitation of bone renovating material, reduces the convalescence of patient；2nd, support frame, convex body and screw
Using polyactide copolymer or blend macromolecular material and magnesium salts compound or magnesium, the metal material of magnesium base alloy, these
Material over time, can degrade disappearances automatically in human body internal memory by human body, it is to avoid in long-term existence human body and generation not
Good reaction, or even there is the danger of infection.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the support frame of Bone Defect Repari device of the utility model.
Fig. 2 is a kind of decomposition texture schematic diagram of Bone Defect Repari device of the utility model.
Fig. 3 is a kind of embedding structural representation of Bone Defect Repari device of the utility model.
In figure：1- support frames；2- bone renovating materials；3- grids；4- convex bodys；5- screw holes；6- screws；7- porous insulations
Film；8- cylinders.
Specific embodiment
Specific embodiment of the present utility model is elaborated below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2 and Figure 3, a kind of Bone Defect Repari device, including support frame 1 and bone renovating material 2, in the branch
Support frame frame 1 is provided with grid 3, and convex body 4 is provided with the outside of the support frame 1, and screw hole 5 is provided with the convex body 4,
Screw 6 is connected with the screw hole 5, the material of the support frame 1 is polymerization macromolecule material or metal material, institute
State bone renovating material 2 to embed the support frame 1, bone renovating material 2 is identical with the shape of the support frame 1, the bone
The main component of repair materials 2 is collagen, calcium salt and growth factor, is embedded support frame 1 using bone renovating material 2
Structure as megastage Cranial defect Bone Defect Repari system, wherein support frame 1 is mainly used in load-bearing and supporting role, can be single
The geometry of layer or multilayer, the material of support frame 1 is polymerization macromolecule material or metal material, wherein polymerization macromolecule material
It is polyactide copolymer or the compound of blend and magnesium salts, wherein the poly- molecular weight for handing over fat is higher than 20KDa, magnesium salts is magnesium carbonate
Or magnesium phosphate, metal material is mainly magnesium or magnesium base alloy, and these materials can play good supporting role, and can
It is enough to be degraded by human body, and human body is not injured；Bone renovating material 2 have well promote osteanagenesis ability, it is main into
It is collagen, calcium salt and growth factor to divide, and wherein collagen is I types and/or type III collagen, and calcium salt is hydroxyl phosphorus
Lime stone or calcium phosphate, growth factor are Nell-1 albumen, therefore can have allogeneic decalcification as the material of bone renovating material
Bone matrix, bone- xenograft decalcified bone matrix etc..Support frame 1 can be fixed on Cranial defect position, spiral shell by the convex body 4 and screw 6
Between 0.5mm-5mm, between 1mm-50mm, the material of the convex body 4 and the screw 6 is poly- length the diameter of nail 6
Macromolecular material or metal material are closed, can be degraded in human body as support frame 1 and disappeared.
Further, the shape of the support frame 1 can be planar as, tubulose or irregular polyhedronses, support frame 1
Shape can be corresponding from the shape of different Cranial defects, be not limited to any shape, and bone renovating material 2 and support
The shape of framework 1 is identical, and disclosure satisfy that carries out Bone Defect Repari to the case of megastage Cranial defect of different shapes.
Further, also including porous insulation film 7, the porous insulation film 7 is covered in the appearance of the bone renovating material 2
Face, the thickness of the porous insulation film 7 is 0.5mm-2mm, and aperture is 5um-100um, the Main Function of porous insulation film 7 be by
Soft tissue is isolated with bone tissue, prevents from occupying the growth position of bone tissue because soft tissue growth is too fast, in addition, porous
Obstruct membrane 7 is by collagen or collagen and polysaccharide or collagen, polysaccharide and calcium salt Material cladding, wherein collagen egg
It is in vain I-type collagen, polysaccharide is shitosan, calcium salt is hydroxyapatite or calcium phosphate, therefore, porous insulation film 7 also can quilt
Human body is degraded.
Further, the convex body 4 is no less than 3, it is ensured that support frame 1 can be good at being fixed on Cranial defect position.
Further, the cylinder 8 vertical with the support frame 1, the cylinder are provided with the drift angle of the grid 3
8 be in reversed acanthoid, the length of the cylinder 8 in 2mm-10mm, a diameter of 2mm-5mm, when bone renovating material 2 enters to support frame 1
During row embedding, cylinder 8 has certain reinforcement effect to bone renovating material 2.
When carrying out Bone Defect Repari to patient using this Bone Defect Repari device, bone renovating material 2 is embedded with support frame 1,
The megastage Bone Defect Repari system being consistent with patient trauma's area is produced, it is fixed using the screw 6 on convex body 4,
The outer surface covering porous insulation film of bone renovating material 2, reaches the purpose of isolation soft tissue and bone tissue, through after a while,
Under the facilitation of bone renovating material 2, patient trauma position osteanagenesis, wound healing is support frame 1 in patient's body, convex
Body 4, screw 6 and porous insulation film 8 can decompose disappearance in human body, and human body will not be damaged.
One embodiment of the present utility model has been described in detail above, but the content is only of the present utility model
Preferred embodiment, it is impossible to be considered as limiting practical range of the present utility model.It is all to be made according to present utility model application scope
Impartial change with improve etc., all should still belong within patent covering scope of the present utility model.
Claims (10)
1. a kind of Bone Defect Repari device, it is characterised in that：Including support frame (1) and bone renovating material (2), in the support frame
(1) grid (3) is provided with, convex body (4) is provided with the outside of the support frame (1), screw hole is provided with the convex body (4)
(5) screw (6), is connected with the screw hole (5), the material of the support frame is polymerization macromolecule material or gold
Category material, the bone renovating material embeds the support frame, and the main component of the bone renovating material is collagen, calcium
Salt and growth factor.
2. a kind of Bone Defect Repari device according to claim 1, it is characterised in that：The convex body (4) and the screw (6)
Material is polymerization macromolecule material or metal material.
3. a kind of Bone Defect Repari device according to claim 1 and 2, it is characterised in that：The polymerization macromolecule material is poly-
The compound of lactide copolymers or blend and magnesium salts.
4. a kind of Bone Defect Repari device according to claim 1 and 2, it is characterised in that：The metal material is magnesium or magnesium-based
Alloy.
5. a kind of Bone Defect Repari device according to claim 1, it is characterised in that：The shape of the support frame (1) is bent
Planar, tubulose or irregular polyhedronses.
6. a kind of Bone Defect Repari device according to claim 1, it is characterised in that：Also include porous insulation film (7), it is described many
Hole Obstruct membrane (7) is covered in the outer surface of the bone renovating material (2).
7. a kind of Bone Defect Repari device according to claim 6, it is characterised in that：The thickness of the porous insulation film (7) is
0.3mm-2mm, aperture is 5um-100um.
8. a kind of Bone Defect Repari device according to claim 1, it is characterised in that：The convex body (4) is no less than 3.
9. a kind of Bone Defect Repari device according to claim 1, it is characterised in that：Set on the drift angle of the grid (3)
There is the cylinder (8) vertical with the support frame (1), the cylinder (8) is in reversed acanthoid.
10. a kind of Bone Defect Repari device according to claim 9, it is characterised in that：The length of the cylinder (8) is in 2mm-
10mm, a diameter of 2mm-5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960806.XU CN206214171U (en) | 2016-08-26 | 2016-08-26 | A kind of Bone Defect Repari device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620960806.XU CN206214171U (en) | 2016-08-26 | 2016-08-26 | A kind of Bone Defect Repari device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206214171U true CN206214171U (en) | 2017-06-06 |
Family
ID=58779861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620960806.XU Active CN206214171U (en) | 2016-08-26 | 2016-08-26 | A kind of Bone Defect Repari device |
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| CN (1) | CN206214171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106361468A (en) * | 2016-08-26 | 2017-02-01 | 天津市赛宁生物工程技术有限公司 | Bone repair system for large-stage bone defect |
-
2016
- 2016-08-26 CN CN201620960806.XU patent/CN206214171U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106361468A (en) * | 2016-08-26 | 2017-02-01 | 天津市赛宁生物工程技术有限公司 | Bone repair system for large-stage bone defect |
| CN106361468B (en) * | 2016-08-26 | 2019-01-15 | 天津市赛宁生物工程技术有限公司 | A kind of Bone Defect Repari system of big stage bone defect |
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