CN104127265A - String bag type lower jawbone implant applying three-dimensional printing technology - Google Patents
String bag type lower jawbone implant applying three-dimensional printing technology Download PDFInfo
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- CN104127265A CN104127265A CN201410390463.3A CN201410390463A CN104127265A CN 104127265 A CN104127265 A CN 104127265A CN 201410390463 A CN201410390463 A CN 201410390463A CN 104127265 A CN104127265 A CN 104127265A
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Abstract
The invention discloses a string bag type lower jawbone implant applying a three-dimensional printing technology, and belongs to the technical field of medical treatment. According to the string bag type lower jawbone implant applying the three-dimensional printing technology, a string bag type lower jawbone implant meeting individual requirements is made by the adoption of the three-dimensional printing technology, thus, different string bag type lower jawbone implants can be designed according to different individualization, and the individualized deigns accord with original skeleton forms of different individuals; meanwhile, the implant comprises a string bag type main body, wherein the inner diameter and the outer diameter of the gingiva are larger than the inner diameter and the outer diameter of the lower jawbone inferior margin, and a fixing body close to the middle uninjured side and a fixing body away from the middle uninjured side are integrally formed at the two ends of the sting bag type main body respectively. Meanwhile, according to the string bag type lower jawbone implant applying the three-dimensional printing technology, the string bag type main body, the fixing body close to the middle uninjured side and the fixing body away from the middle uninjured side are all porous thin layers, thus, the problem that the lower jawbone repairing work is poor in effect due to the fact that fixing is conducted through a titanium clamping plate in the prior art is overcome, the effect of the lower jawbone repairing work is further improved, and the successful repairing of the lower jawbone is further guaranteed.
Description
Technical field
The present invention relates to field of medical technology, relate in particular to a kind of net bag type mandibular bone implants of applying three-dimensional printing technique.
Background technology
Three-dimensional printing technology is a kind ofly to take mathematical model as basis, uses powdery metal or the plastics etc. can jointing material, carrys out the technology of constructed object by the mode of successively printing.Three-dimensional printing technology is more suitable for, in the design of the object of irregular contour and manufacture, subtracting material manufacturing technology compare with conventional cast, cutting etc., and advanced 3 D-printing device fabrication precision is high, and intensity meets the standard of medical implant.
Mandibular defect accounts for great majority in jaw defect, and the common cause of disease comprises: the neoplastic disease of former of oromaxillo-facial region or secondary is involved mandibular bone, wound, infectious disease excision lower jaw face, congenital deformitas maxillaris etc.The anatomic regions such as the lower jaw bight of the segmental defect of lower jaw body the most commonly, or accumulative total clinically, chin portion, ramus of mandible or condyle are prominent.Mandibular bone is 1/3rd main body under face, with facial appearance and attractive in appearance closely related, the more important thing is participated in a series of comprise chew, swallow, breathe, the functional movement such as pronunciation, so mandibular defect can have a strong impact on patient's quality of life.
In prior art, the restorative procedure that mandibular defect is conventional is autologous bone, allograph bone and artificial bio-membrane's material, adopt the firm interior technique for fixing of Titanic microsplint, thereby complete the repair of mandibular defect, but adopt titanium clamping plate to fix, for different individualities, the titanium clamping plate of master pattern can not improve proprietary reparation, thereby the mandibular bone repair of giving more or less brings certain trouble, and adopt titanium clamping plate to fix, can affect largely individual normal demand, neither aesthetic is also not fully up to expectations.
Summary of the invention
Problem for above-mentioned existence, the invention provides a kind of net bag type mandibular bone implants of applying three-dimensional printing technique, to overcome available technology adopting titanium clamping plate, fixedly cause the poor problem of mandibular bone repair effect, thereby both improved the effect of mandibular bone repair, realized again for the difference of individuation and applied different net bag type mandibular bone implants, further guaranteed the reparation success of mandibular bone.
To achieve these goals, the technical scheme that the present invention takes is:
A kind of net bag type mandibular bone implants of applying three-dimensional printing technique, wherein, comprise: internal-and external diameter gingiva side is greater than the net bag type main body of lower jaw lower edge, described net bag type main body two ends respectively one-body molded have near in strong side fixed body and far away in strong side fixed body, described net bag type main body, described near in strong side fixed body and described far away in strong side fixed body be cellular thin layer;
Wherein, the structure of described net bag type main body is consistent with the structure at mandibular defect position.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, the thickness of described net bag type main body is 1mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, the circular hole aperture in described net bag type main body is 2.2mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, described near in the thickness of strong side fixed body be 2mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, described near in circular hole aperture on strong side fixed body be 2.4mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, described far away in the thickness of strong side fixed body be 2mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, described far away in circular hole aperture on strong side fixed body be 2.4mm.
The net bag type mandibular bone implants of above-mentioned applying three-dimensional printing technique, wherein, described net bag type main body, described near in strong side fixed body and described far away in strong side fixed body adopt three-dimensional printing technology one-body molded.
Technique scheme tool has the following advantages and is protecting beneficial effect:
The net bag type mandibular bone implants of a kind of applying three-dimensional printing technique provided by the invention, by adopting three-dimensional printing technology to produce the net bag type mandibular bone implants that meets individual demand, thereby realized for the difference of individuation, design different net bag type mandibular bone implants; This implants comprises that internal-and external diameter gingiva side is greater than the net bag type main body of lower jaw lower edge simultaneously, and net bag type main body two ends respectively one-body molded have near in strong side fixed body and far away in strong side fixed body, simultaneously, net bag type main body, near in strong side fixed body and far away in strong side fixed body be cellular thin layer, thereby overcome available technology adopting titanium clamping plate and fixedly caused the poor problem of mandibular bone repair effect, and then improved the effect of mandibular bone repair, further guaranteed the reparation success of mandibular bone.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, the present invention and feature thereof, profile and advantage will become more apparent.In whole accompanying drawings, identical labelling is indicated identical part.Deliberately proportionally do not draw accompanying drawing, focus on illustrating purport of the present invention.
Fig. 1 is the structural representation of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1;
Fig. 2 is the Facad structure schematic diagram of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1;
Fig. 3 is the plan structure schematic diagram of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the present invention is further illustrated, but not as limiting to the invention.
Embodiment 1:
Fig. 1 is the structural representation of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1; Fig. 2 is the Facad structure schematic diagram of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1; Fig. 3 is the plan structure schematic diagram of the net bag type mandibular bone implants of the applying three-dimensional printing technique that provides of the embodiment of the present invention 1; As shown in the figure, the net bag type mandibular bone implants of the applying three-dimensional printing technique that the embodiment of the present invention 1 provides comprises: internal-and external diameter gingiva side is greater than the net bag type main body 101 of lower jaw lower edge, net bag type main body 101 two ends respectively one-body molded have near in strong side fixed body 102 and far away in strong side fixed body 103, net bag type main body 101, near in strong side fixed body 102 and far away in strong side fixed body 103 be cellular thin layer; Wherein, the structure of net bag type main body 101 is consistent with the structure at mandibular defect position.
In the net bag type mandibular bone implants of the applying three-dimensional printing technique providing in the embodiment of the present invention 1, the thickness of net bag type main body 101 is 1mm, is evenly distributed with a plurality of circular holes 11 in net bag type main body 101, and the aperture of circular hole 11 is 2.2mm.
In the net bag type mandibular bone implants of the applying three-dimensional printing technique providing in the embodiment of the present invention 1, near in the thickness of strong side fixed body 102 be 2mm, be evenly distributed with a plurality of circular holes 12 on strong side fixed body 102 near, and the aperture of circular hole 12 is 2.4mm.
In the net bag type mandibular bone implants of the applying three-dimensional printing technique providing in the embodiment of the present invention 1, far away in the thickness of strong side fixed body 103 be 2mm, be evenly distributed with a plurality of circular holes 13 on strong side fixed body 103 in far away, and the aperture of circular hole 13 is 2.4mm.
In the net bag type mandibular bone implants of the applying three-dimensional printing technique providing in the embodiment of the present invention 1, net bag type main body 101, near in strong side fixed body 102 and far away in strong side fixed body 103 be how empty titanium alloy sheet, adopt titanium alloy sheet to make Biocompatibility good, thereby be more conducive to the carrying out of mandibular bone reparation.
In the net bag type mandibular bone implants of the applying three-dimensional printing technique providing in the embodiment of the present invention 1, net bag type main body 101, near in strong side fixed body 102 and far away in strong side fixed body 103 adopt three-dimensional printing technologies one-body molded, and near strong side fixed body 102 and far away in can one-body moldedly have according to demand titanium nail (not shown) on strong side fixed body 103, adopt titanium nail can make this net bag type mandibular bone implants can be fitted on the jawbone of human body self, thus the net bag type mandibular bone implants of fixing whole applying three-dimensional printing technique.
When applying three-dimensional printing technique, first carry out digital modeling: clinical three parts of CT scan data obtaining mandible disease, it is DIMOS form, then by data importing design software, be Proplan CMF1.4, carry out mandibular bone three-dimensional reconstruction, and according to Therapeutic Principle, on mathematical model, excise pathological changes jawbone, set up the threedimensional model of mandibular defect; Then carry out surgery planning: according to the form of preoperative or strong side mandibular bone, on mandibular defect model, carry out sham operated reconstruction, to guarantee that rebuilding rear mandibular bone meets original form, and surgery planning is exported as to STL formatted file; Carry out again implants design: in Geomagic studio 2013 softwares, according to the surgery planning of mandibular bone after reconstruction, the net bag type titanium alloy mandibular prostheses of design personalized, make it enough fixing abilities, enough intensity of loads and the thin porous layer titanium web frame that meets the rear form of reparation; Then carry out 3 D-printing: Sweden Arcam Q10 titanium alloy three-dimensional printer, belong to electron beam melting forming method, powder material is the Ti-6Al-4V of medical specification, carries out 3 D-printing and manufactures implants; Finally carry out post processing: the original paper after printing is cooling, application air pressure gun blows down unnecessary powder, carry out the steps such as later stage polishing, polishing, polish, then carry out mechanics monitoring, sterilizing again carries out disinfection: autoclave sterilization and carry out implant Biological Detection after carry out sterilizing double casing, thereby complete the making of the net bag type mandibular bone implants of whole applying three-dimensional printing technique, meet personalized demand, and efficiency is higher.
When using the net bag type mandibular bone implants of applying three-dimensional printing technique provided by the invention, because the internal-and external diameter gingiva side of net bag type main body is greater than lower jaw lower edge, thereby make inside can hold autologous cancellous bone transplantation, move shape to strong side fixed body near and far away in strong side fixed body, during this is near strong side fixed body and far away in strong side fixed body be how empty thick-layer titanium alloy sheet, mainly be distributed in the lower jaw position, both sides of jaw defect part, by titanium, follow closely and be fixed on lower jaw position, both sides, the net bag type mandibular bone implants of this applying three-dimensional printing technique can be removed in latter 6 months～12 months of operation, to avoid implants to cause obstruction to jaw growth etc., can carry out Dental Implant reparation simultaneously, the design of individuation meets the original skeletal form of Different Individual completely, Biocompatibility is good, the inner implantable autologous or artificial bone of prosthese, after healing, be conducive to the artificial tooth reparations such as Dental Implant, biomechanical property and natural bone approach, features simple structure, easy to use.
So, the net bag type mandibular bone implants of the applying three-dimensional printing technique that the embodiment of the present invention 1 provides, by adopting three-dimensional printing technology, produce the net bag type mandibular bone implants that meets individual demand, thereby realized for the difference of individuation and designed different net bag type mandibular bone implants, the design of individuation meets the original skeletal form of Different Individual; This implants comprises that internal-and external diameter gingiva side is greater than the net bag type main body of lower jaw lower edge simultaneously, and net bag type main body two ends respectively one-body molded have near in strong side fixed body and far away in strong side fixed body, simultaneously, net bag type main body, near in strong side fixed body and far away in strong side fixed body be cellular thin layer, thereby overcome available technology adopting titanium clamping plate and fixedly caused the poor problem of mandibular bone repair effect, and then improved the effect of mandibular bone repair, further guaranteed the reparation success of mandibular bone.
It should be appreciated by those skilled in the art that those skilled in the art can realize described variation example in conjunction with prior art and above-described embodiment, do not repeat them here.Such variation example does not affect flesh and blood of the present invention, does not repeat them here.
Above preferred embodiment of the present invention is described.It will be appreciated that, the present invention is not limited to above-mentioned specific implementations, and the equipment of wherein not describing in detail to the greatest extent and structure are construed as with the common mode in this area to be implemented; Any those of ordinary skill in the art, make many possible changes and modification not departing from technical solution of the present invention, or are revised as the equivalent embodiment of equivalent variations, and this does not affect flesh and blood of the present invention.Therefore, every content that does not depart from technical solution of the present invention,, all still belongs in the scope of technical solution of the present invention protection any simple modification made for any of the above embodiments, equivalent variations and modification according to technical spirit of the present invention.
Claims (8)
1. the net bag type mandibular bone implants of an applying three-dimensional printing technique, it is characterized in that, comprise: internal-and external diameter gingiva side is greater than the net bag type main body of lower jaw lower edge, described net bag type main body two ends respectively one-body molded have near in strong side fixed body and far away in strong side fixed body, described net bag type main body, described near in strong side fixed body and described far away in strong side fixed body be cellular thin layer;
Wherein, the structure of described net bag type main body is consistent with the structure at mandibular defect position.
2. the net bag type mandibular bone implants of applying three-dimensional printing technique as claimed in claim 1, is characterized in that, the thickness of described net bag type main body is 1mm.
3. the net bag type mandibular bone implants of applying three-dimensional printing technique as claimed in claim 1 or 2, is characterized in that, the circular hole aperture in described net bag type main body is 2.2mm.
4. the net bag type mandibular bone implants of applying three-dimensional printing technique as claimed in claim 1, is characterized in that, described near in the thickness of strong side fixed body be 2mm.
5. the net bag type mandibular bone implants of the applying three-dimensional printing technique as described in claim 1 or 4, is characterized in that, described near in circular hole aperture on strong side fixed body be 2.4mm.
6. the net bag type mandibular bone implants of applying three-dimensional printing technique as claimed in claim 1, is characterized in that, described far away in the thickness of strong side fixed body be 2mm.
7. the net bag type mandibular bone implants of the applying three-dimensional printing technique as described in claim 1 or 6, is characterized in that, described far away in circular hole aperture on strong side fixed body be 2.4mm.
8. the net bag type mandibular bone implants of applying three-dimensional printing technique as claimed in claim 1, is characterized in that, described net bag type main body, described near in strong side fixed body and described far away in strong side fixed body adopt three-dimensional printing technology one-body molded.
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| CN201410390463.3A CN104127265B (en) | 2014-08-08 | 2014-08-08 | String bag type lower jawbone implant applying three-dimensional printing technology |
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Cited By (6)
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| CN105268120A (en) * | 2015-11-24 | 2016-01-27 | 戴建荣 | Barrel support and fixing method for patients receiving radiotherapy and barrel support and fixing device for patients receiving radiotherapy |
| CN105342702A (en) * | 2015-12-17 | 2016-02-24 | 四川大学 | 3D printing-based individual mandible fixing guide plate |
| CN106821553A (en) * | 2017-03-10 | 2017-06-13 | 上海交通大学医学院附属第九人民医院 | A kind of preparation method of 3D printing lunar prosthese |
| CN106860917A (en) * | 2017-02-13 | 2017-06-20 | 北京大学口腔医学院 | A kind of personalized 3D printing bone tissue engineering scaffold containing mosaic texture |
| CN107913091A (en) * | 2017-11-24 | 2018-04-17 | 中国医学科学院整形外科医院 | A kind of mandibular angle bone cutting guide plate preparation method based on 3D printing |
| CN108078655A (en) * | 2017-12-13 | 2018-05-29 | 重庆医科大学附属口腔医院 | A kind of bionical implant of jawbone and preparation method thereof |
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| CN106860917A (en) * | 2017-02-13 | 2017-06-20 | 北京大学口腔医学院 | A kind of personalized 3D printing bone tissue engineering scaffold containing mosaic texture |
| CN106821553A (en) * | 2017-03-10 | 2017-06-13 | 上海交通大学医学院附属第九人民医院 | A kind of preparation method of 3D printing lunar prosthese |
| CN107913091A (en) * | 2017-11-24 | 2018-04-17 | 中国医学科学院整形外科医院 | A kind of mandibular angle bone cutting guide plate preparation method based on 3D printing |
| CN108078655A (en) * | 2017-12-13 | 2018-05-29 | 重庆医科大学附属口腔医院 | A kind of bionical implant of jawbone and preparation method thereof |
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