CN207286182U - Repair titanium net-titanium plate complex of large-scale mandibular defect - Google Patents
Repair titanium net-titanium plate complex of large-scale mandibular defect Download PDFInfo
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- CN207286182U CN207286182U CN201720214517.XU CN201720214517U CN207286182U CN 207286182 U CN207286182 U CN 207286182U CN 201720214517 U CN201720214517 U CN 201720214517U CN 207286182 U CN207286182 U CN 207286182U
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Abstract
A kind of titanium net titanium plate complex for repairing large-scale mandibular defect is the utility model is related to, belongs to medical instruments field, personalized, functional reconstruction scheme can be provided for large-scale mandibular defect reparation.It is made of the titanium plate of titanium net structure and titanium net structure both sides, the titanium net structure is hollow irregular column structure, its mesial surface and distal surface are sky, outside in remaining four sides, inner face, be below hollow out net structure, and be above no hollow out platy structure, and equipped with the tooth implant screw hole for being used to fix tooth implant；The front and rear of the titanium net structure respectively has one to be used to being bonded the titanium plate of mandibular, at least 3 titanium plate fixed screw holes in each titanium plate, for fixing titanium plate to mandibular.The utility model avoids current autologous bone transplanting and repairs various complication and adverse reaction caused by mandibular.
Description
Technical field
A kind of titanium net-titanium plate complex for repairing large-scale mandibular defect is the utility model is related to, belongs to medical instrument neck
Domain, can provide personalized, functional reconstruction scheme for large-scale mandibular defect reparation.
Background technology
The diseases such as the tumour of oromaxillo-facial region, wound, congenital malformation, infection can often cause large-scale mandibular defect, cause
Mandibular normal appearance and missing functionally, significant impact is caused to the social life of patient, spirit and nutritional status.Tradition
Therapeutic scheme include autologous bone transplanting and allogenic bone transplantation, be all to carry out transplanting based on existing bone tissue to reach treatment mesh
's.But existing method has many unavoidable defects in itself：First, with bone graft, when preparing Vascularized Bone muscle flap,
Time-consuming；Secondly, the autologous transplanting influential point of bone causes the bone defect for area, causes to lead for the change of area's shape, miopragia, severe patient
Cause such as lower limb dyskinesia, celiocele adverse consequences；Third, the quality and quantity that can obtain bone is all limited resource,
The source of allograph bone is enriched compared with autologous bone in theory, but due to the restriction of the social factors such as ethics, its materials is still relatively difficult, and
Immunological rejection may be caused, or even trigger communicable disease.From the end of last century, people are repaired using bone tissue engineer
Since bone tissue defect, the organizational engineering research on bone has just obtained tremendous development, and many scientists attempt to apply bone group
Engineering technology is knitted to substitute autologous bone transplanting.The utility model combination bone tissue engineer, can preferably recover lower jaw collagen
Some shape and function, while certain intensity is provided and is supported, and avoid various adverse consequences caused by autologous bone transplanting.
Utility model content
To be solved in the utility model and technical problem is to provide a kind of titanium net-titanium plate for repairing large-scale mandibular defect
Complex.
Specifically, the utility model is mainly what is be addressed by following technical proposals：
The utility model is made of the titanium plate of titanium net structure and titanium net structure both sides, and the titanium net structure is hollow irregular
Column structure, its mesial surface and distal surface are sky, outside in remaining four sides, inner face, be below hollow out net structure, and
It is above no hollow out platy structure, and equipped with the tooth implant screw hole for being used to fix tooth implant；
The front and rear of the titanium net structure respectively has one to be used to being bonded the titanium plate of mandibular, at least 3 titanium plates in each titanium plate
Fixed screw holes, for fixing titanium plate to mandibular.
These titanium plate fixed screw holes will be borrowed on the mandibular of patient and walk screw therein and fix.
The morphological data of mandible is obtained with spiral CT, then extracts the data money of Ipsilateral mandibular defect profile
Material, wherein the titanium net structure and titanium plate then adapted to completely therewith by ProPlan and Mimics Software for Design, titanium net structure are used
In parcel, filling defect portion, titanium plate structure is used to fix whole complex in mandible, by the titanium of personalized designs
Net-titanium plate complex morphological data data input computer, passes through increases material manufacturing technology（Selective laser melts technology）To it
Making is processed, titanium net-titanium plate compound of final molding will be fixed on Patient's surplus mandibular by titanium plate and titanium nail
On.
In the titanium net part of the utility model, occlusal surface is designed with the screw hole for fixing tooth implant, easy in the future
Lay the foundation for the reparation of tooth implant and the reconstruction of meshing functionss.
In the titanium plate part of the utility model, mesial margin and distal margin are respectively designed with certain amount（Per side at least three）
Screw hole, specific number according to the situation of defect formulate.The crisscross screw that its screw being used cooperatively is typically round, can
Using the screw of personalized increasing material manufacturing, finished product retaining screw can be also used.
The utility model is mainly to solve that morning of the existing bone tissue engineer technology in mandible growth defect is used alone
The problem of insufficient strength and form present in phase are not consistent；Early stage mandible growth, due to physiological needs（Hair
Sound, feed, chew, swallow）So that the various stress that mandibular produces during movement all may be to the healing of bone defect
Produce unforeseen influence.The good biocompatibility of titanium alloy and mechanical strength can be widely used in the relevant doctor of bone
Field, thus this material is utilized, with reference to CAD and aided manufacturing techniques, with Oral and Maxillofacial Surgery specialty
Knowledge carries out one-to-one design, it is possible to produces the repair materials complex for each patient personalized mandibular.
Therefore, the utility model has the following advantages that：Simple in structure, easy to operate, good biocompatibility, intensity is higher,
Individualized feature is obvious, conveniently installs tooth implant in the future, and certain intensity can also be provided early stage reparation to support base
The needs of this physiological function, are conducive to the good to the greatest extent recovery as early as possible of patient's oral cavity function, by this structure and bone tissue engineer technology knot
Close, be avoided that and break through the restricted and secondary damage of conventional bone graft technology, be a kind of " leaving bookshelf " new therapeutic side
Formula.
Brief description of the drawings
Fig. 1 is a kind of overlooking the structure diagram of the utility model.
Fig. 2 is the positive structure diagram after a kind of installation of the utility model.
In figure, titanium net structure 1, titanium plate 2, tooth implant screw hole 3, titanium plate fixed screw holes 4.
Embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Referring to Fig. 1 and Fig. 2, the utility model includes titanium net structure 1 and titanium plate part 2, titanium net structure and the direct phase of titanium plate
Even.
The titanium net structure 1 of the utility model is a hollow irregular column structure, and near and far face is cavity, remaining four
Outside, inner face in face, be below the net structure of hollow out, and is set to no hollow out platy structure above, and in place
Equipped with the screw hole for fixing tooth implant in the future.
The front and rear titanium plate 2 for respectively having an extension of the titanium net structure 1 of the utility model, along the surface of original mandibular, patch
Traveling is closed, according to fixing intensity required under concrete condition, reserves at least six screw hole, these screw holes are by under patient
Borrowed on jawbone and walk screw therein and fix.
The titanium net of the utility model-titanium plate composite construction most important on morphosis is and former Mandibular Morphology
The phase Sihe of height coincide.The data of mandible defect are obtained using CT scan, then it is soft with ProPlan and Mimics
Part designs the primary titanium net-titanium plate complex being adapted with defect profile, adds above-mentioned titanium net, relevant function knot in titanium plate
Structure, forms titanium net-titanium plate complex structure of personalization.
The utility model final molding, is that the personalized compound fixed system configuration data of titanium net-titanium plate are passed through increasing
Material manufacturing technology（Selective laser melts technology）Made.
The utility model device when in use, is first made personalized titanium net-titanium plate compound, in titanium net structure
The material of bone tissue engineer is filled in 1, current approved can be used to be applied to clinical material, such as bone meal also can be further
Develop new engineering material of bone tissue（Including：Timbering material, bone marrow stroma stem cell, signaling molecule）, then pass through operation
Implantation, and it is fixed.It is postoperative tooth implant to be fixed on to the utility model in suitable Restoration stage and tighten up a screw in hole.
The scope of protection of the utility model is not limited to fix the titanium alloy mandible growth body of form shown in legend, passes through
Change the form of the utility model, type, position and the number of fixed screw holes, the position of tooth-implanting screw hole, opening direction
And threaded form, in the hope of the demand of each patient can be adapted to as far as possible.Obviously, those skilled in the art can be according to reality
The needs of border situation, are modified or deform in terms of said structure to the utility model, without departing from the utility model
Scope and spirit.
Claims (3)
- A kind of 1. titanium net-titanium plate complex for repairing large-scale mandibular defect, it is characterised in that：It is made of the titanium plate of titanium net structure and titanium net structure both sides, the titanium net structure is hollow irregular column structure, its is near Middle face and distal surface are sky, outside in remaining four sides, inner face, be below hollow out net structure, and be above no hollow out Platy structure, and equipped with the tooth implant screw hole for being used to fix tooth implant；The front and rear of the titanium net structure respectively has one to be used to be bonded the titanium plate of mandibular, and at least 3 titanium plates are fixed in each titanium plate Screw hole, for fixing titanium plate to mandibular.
- 2. titanium net as claimed in claim 1-titanium plate complex, it is characterised in that：Using titanium alloy as raw material, by increasing material system The technology of making is manufactured.
- 3. titanium net as claimed in claim 1-titanium plate complex, it is characterised in that：The form of titanium plate fixed screw holes is circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720214517.XU CN207286182U (en) | 2017-03-07 | 2017-03-07 | Repair titanium net-titanium plate complex of large-scale mandibular defect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720214517.XU CN207286182U (en) | 2017-03-07 | 2017-03-07 | Repair titanium net-titanium plate complex of large-scale mandibular defect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207286182U true CN207286182U (en) | 2018-05-01 |
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| CN201720214517.XU Active CN207286182U (en) | 2017-03-07 | 2017-03-07 | Repair titanium net-titanium plate complex of large-scale mandibular defect |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110368521A (en) * | 2019-08-20 | 2019-10-25 | 上海交通大学医学院附属第九人民医院 | Three-dimensionally shaped compound bone-regeneration material and its preparation method and application |
| CN110384571A (en) * | 2019-08-20 | 2019-10-29 | 广东省新材料研究所 | A kind of large segmental bone defect implantation material and preparation method thereof |
| CN112107394A (en) * | 2019-06-20 | 2020-12-22 | 福建中科康钛材料科技有限公司 | Implant for maxillofacial bone defect repair and preparation method thereof |
-
2017
- 2017-03-07 CN CN201720214517.XU patent/CN207286182U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112107394A (en) * | 2019-06-20 | 2020-12-22 | 福建中科康钛材料科技有限公司 | Implant for maxillofacial bone defect repair and preparation method thereof |
| CN110368521A (en) * | 2019-08-20 | 2019-10-25 | 上海交通大学医学院附属第九人民医院 | Three-dimensionally shaped compound bone-regeneration material and its preparation method and application |
| CN110384571A (en) * | 2019-08-20 | 2019-10-29 | 广东省新材料研究所 | A kind of large segmental bone defect implantation material and preparation method thereof |
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