CN209548153U - The reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc - Google Patents
The reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc Download PDFInfo
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- CN209548153U CN209548153U CN201721496209.7U CN201721496209U CN209548153U CN 209548153 U CN209548153 U CN 209548153U CN 201721496209 U CN201721496209 U CN 201721496209U CN 209548153 U CN209548153 U CN 209548153U
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Abstract
The utility model discloses a kind of reinforced homogeneous allogenic bone cervical vertebral fusion cages of the compound new bone formation of multi-disc, including fusion device ontology, the fusion device ontology includes two or two or more sub-assemblies and connects integral connector through all sub-assemblies, it is closely connected between the connector and sub-assembly, the sub-assembly with a thickness of 2-7mm, the material of the sub-assembly and connector is cortex bone, the sub-assembly connected with connector it is integral after successively by removing marrow, degreasing, de- cell and freeze-drying process.The utility model can obtain the product height of properties of product requirement, be provided simultaneously with good biocompatibility, good mechanical strength, good osteogenic ability and convenient surgical procedure by structural and anufacturability improvement.
Description
Technical field
The utility model belongs to medical bio implantation material and the field of medical instrument technology, is related to a kind of homogeneous allogenic bone neck
A kind of vertebra fusion product, and in particular to reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc.
Background technique
Cervical spondylosis, intervertebral disc of cervical vertebra are prominent, cervical spinal injury slips or fracture is common clinical and a kind of dangerous disease
Example, will appear paraplegia or part paraplegia when serious.The either serious cervical vertebra problem such as cervical spondylosis or wound slippage is both needed to go
Cervical vertebral space fusion is implanted into cervical vertebral fusion cage in cervical vertebral space, restore cervical vertebral space and keep the stability of cervical vertebral space,
Prevent nerve and spinal compression from aggravating.
Traditional fusion device material is TC4 titanium alloy, polyether-ether-ketone (PEEK) polymer material and homogeneous allogenic bone.Its
In, the biocompatibility of TC4 titanium alloy and polyether-ether-ketone (PEEK) polymer material is poor compared with homogeneous allogenic bone, and without the new bone of formation
Ability cannot reach intervertebral fusion optimum efficiency.Traditional homogeneous allogenic bone cervical vertebral fusion cage product, because bone is taken from human body skin
Matter bone is process, but the thickness of cortex of bone at only only a few position can reach processing request, leads to product output wretched insufficiency,
It is not able to satisfy the requirement of clinical application amount and properties of product.
Traditional Cervical Fusion product, be expert at cervical spinal fusion when, for improve osteogenic ability, generally take autologous bone or of the same race
Allograph bone bone meal is filled in the product as packing material, but that there are autologous bone materials is limited, increases the area Qu Gu wound and takes bone
The defects of area's complication, and the defects of homogeneous allogenic bone bone meal is easily scattered there are troublesome in poeration, bone meal is filled in art.
Utility model content
The purpose of this utility model is to provide a kind of reinforced homogeneous allogenic bone Cervical Fusions of the compound new bone formation of multi-disc
Device, it can be obtained the product height of properties of product requirement, be provided simultaneously with good by structural and production technology improvement
Biocompatibility, good mechanical strength, good osteogenic ability and convenient surgical procedure.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc, including fusion device ontology, it is described to melt
Clutch ontology includes two or two or more sub-assemblies and connects integral connector, institute through all sub-assemblies
State and closely connected between connector and sub-assembly, the sub-assembly with a thickness of 2-7mm, the material of the sub-assembly and connector
Be cortex bone, the sub-assembly connected with connector it is integral after it is successively dry by removing marrow, degreasing, de- cell and freezing
Dry processing.
According to the above technical scheme, the fusion device ontology with a thickness of 6-12mm.
According to the above technical scheme, the quantity of the sub-assembly is three.
According to the above technical scheme, the quantity of the connector is 1-4.
According to the above technical scheme, which further includes the filling bone block of the kidney-shaped made of cancellous bone, the kidney-shaped filling
Bone block is closely embedded in the kidney-shaped filling hole being opened on fusion device ontology.
According to the above technical scheme, the kidney-shaped filling bone block is successively by removing marrow, degreasing, de- cell, freeze-drying
And sterilization treatment.
According to the above technical scheme, the height of the kidney-shaped filling bone block is less than or equal to the height in kidney-shaped filling hole.
According to the above technical scheme, non-slip groove is offered in the upper and lower surface of the fusion device ontology.
The beneficial effect that the utility model generates is: the fusion device ontology of the utility model selects 2~7 millimeters of cortex bone
Sub-assembly is made, needs to be combined into the main body of various thickness further according to market, complies with cervical vertebral space anatomical structure and height
Degree requires, and fusion device ontology has abundant height (6~12 millimeters) and accurately shape, and cervical vertebral fusion cage is made to meet part
It when the specification of anatomical requirements, can produce in batches, thoroughly solve (5~7 millimeters) materials of thickness of cortex of bone deficiency and thick cortex bone
Limitation；Meanwhile fusion device body construction stabilization, connection are made by the secured composite joint of connector between multi-disc sub-assembly
Reliably, more effectively restore cervical vertebral space, keep the stability of cervical vertebral space, and sub-assembly is consistent with connector material, does not add
Add any adhesive, biocompatibility is protected, without any side effects.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the decomposition diagram of fusion device ontology in the utility model embodiment；
Fig. 2 is the perspective view of fusion device ontology in the utility model embodiment；
Fig. 3 is the main view of fusion device ontology in the utility model embodiment；
Fig. 4 is the structural schematic diagram of kidney-shaped filling bone block in the utility model embodiment；
Fig. 5 is the decomposition diagram of the utility model embodiment；
Fig. 6 is the structural schematic diagram of the utility model embodiment.
In figure: 1- fusion device ontology, 101- sub-assembly, 102- connector, 103- kidney-shaped fill hole, 104- non-slip groove, 2-
Kidney-shaped fills bone block.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
As shown in Figure 1-Figure 3, the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of a kind of multi-disc, including fusion
Device ontology 1, fusion device ontology 1 include two or two or more sub-assemblies 101 and connect through all sub-assemblies 101
Integral connector 102, closely connects between connector 102 and sub-assembly 101, sub-assembly 101 with a thickness of 2-7mm, group
The material of component 101 and connector 102 is cortex bone, sub-assembly 101 and connector 102 connect it is integral after successively by clear
Except marrow, degreasing, de- cell and freeze-drying process, specially pass through osteolink-DeFC PT technical treatment.
In the preferred embodiment of the utility model, as shown in Fig. 2, fusion device ontology 1 with a thickness of 6-12mm.
In the preferred embodiment of the utility model, as shown in Figure 1, the quantity of sub-assembly is three.
In the preferred embodiment of the utility model, as shown in Figure 1, the quantity of connector is 1-4.In the present embodiment,
The form of connector is varied, can be pin type or snail pass, when being pin type, is interference fitted with sub-assembly, is spiral shell
It when pass, is threadedly coupled with sub-assembly, two kinds of connection types all can securely couple sub-assembly integrally.
In the preferred embodiment of the utility model, as shown in Figure 4-Figure 6, which further includes made of cancellous bone
Kidney-shaped fills bone block 2, and kidney-shaped filling bone block 2 is closely embedded in the kidney-shaped filling hole 103 being opened on fusion device ontology 1.Cause
Cancellous bony material is easy the new bone of early formation in the form of osteoacusis, and the utility model is implanted by filling in fusion device ontology
The kidney-shaped made of cancellous bone fills bone block, and the fusion device is made to have both good osteogenic ability and the clinical immediate union needed,
And kidney-shaped filling bone block may enter to form complete fusion in the bone grafting chamber of fusion device ontology after special process is handled in advance
Device makes product in the case where ontology plays the mechanical property needed, and cancellous bone may enter body with stronger osteoacusis skeletonization energy
Power, simultaneously bony union occurs for the new bone of early formation, to reach early stage syncretizing effect.Moreover, being pre-charged with when preparing product
Waist type cancellous bone avoids the accident being implanted into the trouble and operation filled in operation and causes in fusion device ontology bone grafting chamber
Filling failure.
In the preferred embodiment of the utility model, as shown in figure 4, kidney-shaped filling bone block is successively by removing marrow, taking off
Rouge, de- cell, freeze-drying and irradiation sterilization processing, specially pass through osteolink-DeFC PT technical treatment.
In the preferred embodiment of the utility model, as shown in fig. 6, the height of kidney-shaped filling bone block is less than or equal to kidney-shaped
The height in hole is filled, kidney-shaped filling bone block is lower than ontology or flushes with body surface.
In the preferred embodiment of the utility model, shown in as shown in Figure 1, Figure 2, Fig. 5, Fig. 6, the upper and lower surface of fusion device ontology
On offer non-slip groove 104.
The utility model is securely compound by two or two or more special construction sub-assemblies by homogeneous allogenic bone connector
Connection, Precision Machining shape comply with cervical vertebral space anatomical structure and requirement for height, are removed marrow, degreasing, de- cell
It is handled with special process such as freeze-dryings, homogeneous allogenic bone fusion device ontology is made, which has abundant height (6~12
Millimeter) and accurately shape, make cervical vertebral fusion cage with good mechanical strength and good physiological structure mechanical stability, In
When meeting the specification of topography requirement, it can produce in batches.
The utility model has the following characteristic that ideal cervical vertebral fusion cage should have: 1, good biocompatibility, nothing
Immunological rejection symptom, does not generate toxic side effect；2, good mechanical strength can support the corresponding pressure of implant site, and stablize
Keep intervertebral space height；3, excellent osteogenic ability, kidney-shaped fills bone block can be in early days by osteoacusis at knitting, and ontology exists
It is kept for the mechanics strength conditions lower later period have stepped through " creeping substitution " histology process skeletonization, makes new bone formation that bone occur and be cured
It closes, to reach ideal syncretizing effect.
It should be understood that for those of ordinary skills, it can be modified or changed according to the above description,
And all these modifications and variations all should belong to the protection scope of the appended claims for the utility model.
Claims (7)
1. a kind of reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc, which is characterized in that including fusion device sheet
Body, the fusion device ontology include two or two or more sub-assemblies and connect through all sub-assemblies integral
Connector closely connects between the connector and sub-assembly, the sub-assembly with a thickness of 2-7mm, the sub-assembly and connection
The material of fitting is cortex bone.
2. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 1, feature exist
In, the fusion device ontology with a thickness of 6-12mm.
3. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 1, feature exist
In the quantity of the sub-assembly is three.
4. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 1, feature exist
In the quantity of the connector is 1-4.
5. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 1, feature exist
In the fusion device further includes the filling bone block of the kidney-shaped made of cancellous bone, and the kidney-shaped filling bone block, which is closely embedded, to be opened in
In kidney-shaped filling hole on fusion device ontology.
6. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 5, feature exist
In the height of the kidney-shaped filling bone block is less than or equal to the height in kidney-shaped filling hole.
7. the reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc according to claim 1, feature exist
In offering non-slip groove in the upper and lower surface of the fusion device ontology.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107753159A (en) * | 2017-11-10 | 2018-03-06 | 湖北联结生物材料有限公司 | The reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107753159A (en) * | 2017-11-10 | 2018-03-06 | 湖北联结生物材料有限公司 | The reinforced homogeneous allogenic bone cervical vertebral fusion cage of the compound new bone formation of multi-disc |
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